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annotate src/json.c @ 20060:324f7433a2c4

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Added tag v8.2.0585 for changeset de756b3f4dee8bee7546c92b14a8296774c0e186
author Bram Moolenaar <Bram@vim.org>
date Thu, 16 Apr 2020 22:15:05 +0200
parents 1f42c49c3d29
children 4c317d8c1051
Ignore whitespace changes - Everywhere: Within whitespace: At end of lines:
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1 /* vi:set ts=8 sts=4 sw=4 noet:
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2 *
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3 * VIM - Vi IMproved by Bram Moolenaar
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4 *
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5 * Do ":help uganda" in Vim to read copying and usage conditions.
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6 * Do ":help credits" in Vim to see a list of people who contributed.
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7 * See README.txt for an overview of the Vim source code.
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8 */
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9
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10 /*
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11 * json.c: Encoding and decoding JSON.
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12 *
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13 * Follows this standard: https://tools.ietf.org/html/rfc7159.html
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14 */
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15 #define USING_FLOAT_STUFF
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17 #include "vim.h"
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19 #if defined(FEAT_EVAL) || defined(PROTO)
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20
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21 static int json_encode_item(garray_T *gap, typval_T *val, int copyID, int options);
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23 /*
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24 * Encode "val" into a JSON format string.
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25 * The result is added to "gap"
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26 * Returns FAIL on failure and makes gap->ga_data empty.
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27 */
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28 static int
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29 json_encode_gap(garray_T *gap, typval_T *val, int options)
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30 {
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31 if (json_encode_item(gap, val, get_copyID(), options) == FAIL)
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32 {
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33 ga_clear(gap);
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34 gap->ga_data = vim_strsave((char_u *)"");
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35 return FAIL;
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36 }
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37 return OK;
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38 }
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39
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40 /*
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41 * Encode "val" into a JSON format string.
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42 * The result is in allocated memory.
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43 * The result is empty when encoding fails.
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44 * "options" can contain JSON_JS, JSON_NO_NONE and JSON_NL.
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45 */
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46 char_u *
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47 json_encode(typval_T *val, int options)
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48 {
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49 garray_T ga;
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50
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51 // Store bytes in the growarray.
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52 ga_init2(&ga, 1, 4000);
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53 json_encode_gap(&ga, val, options);
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54 ga_append(&ga, NUL);
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55 return ga.ga_data;
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56 }
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57
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58 #if defined(FEAT_JOB_CHANNEL) || defined(PROTO)
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59 /*
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60 * Encode ["nr", "val"] into a JSON format string in allocated memory.
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61 * "options" can contain JSON_JS, JSON_NO_NONE and JSON_NL.
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62 * Returns NULL when out of memory.
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63 */
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64 char_u *
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65 json_encode_nr_expr(int nr, typval_T *val, int options)
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66 {
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67 typval_T listtv;
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68 typval_T nrtv;
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69 garray_T ga;
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70
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71 nrtv.v_type = VAR_NUMBER;
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72 nrtv.vval.v_number = nr;
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73 if (rettv_list_alloc(&listtv) == FAIL)
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74 return NULL;
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75 if (list_append_tv(listtv.vval.v_list, &nrtv) == FAIL
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76 || list_append_tv(listtv.vval.v_list, val) == FAIL)
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77 {
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78 list_unref(listtv.vval.v_list);
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79 return NULL;
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80 }
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81
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82 ga_init2(&ga, 1, 4000);
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83 if (json_encode_gap(&ga, &listtv, options) == OK && (options & JSON_NL))
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84 ga_append(&ga, '\n');
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85 list_unref(listtv.vval.v_list);
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86 ga_append(&ga, NUL);
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87 return ga.ga_data;
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88 }
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89 #endif
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90
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91 static void
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92 write_string(garray_T *gap, char_u *str)
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93 {
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94 char_u *res = str;
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95 char_u numbuf[NUMBUFLEN];
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96
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97 if (res == NULL)
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98 ga_concat(gap, (char_u *)"\"\"");
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99 else
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100 {
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101 #if defined(USE_ICONV)
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102 vimconv_T conv;
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103 char_u *converted = NULL;
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104
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105 if (!enc_utf8)
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106 {
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107 // Convert the text from 'encoding' to utf-8, the JSON string is
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108 // always utf-8.
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109 conv.vc_type = CONV_NONE;
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110 convert_setup(&conv, p_enc, (char_u*)"utf-8");
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111 if (conv.vc_type != CONV_NONE)
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112 converted = res = string_convert(&conv, res, NULL);
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113 convert_setup(&conv, NULL, NULL);
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114 }
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115 #endif
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116 ga_append(gap, '"');
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117 while (*res != NUL)
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118 {
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119 int c;
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120 // always use utf-8 encoding, ignore 'encoding'
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121 c = utf_ptr2char(res);
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122
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123 switch (c)
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124 {
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125 case 0x08:
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126 ga_append(gap, '\\'); ga_append(gap, 'b'); break;
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127 case 0x09:
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128 ga_append(gap, '\\'); ga_append(gap, 't'); break;
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129 case 0x0a:
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130 ga_append(gap, '\\'); ga_append(gap, 'n'); break;
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131 case 0x0c:
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132 ga_append(gap, '\\'); ga_append(gap, 'f'); break;
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133 case 0x0d:
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134 ga_append(gap, '\\'); ga_append(gap, 'r'); break;
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135 case 0x22: // "
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136 case 0x5c: // backslash
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137 ga_append(gap, '\\');
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138 ga_append(gap, c);
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139 break;
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140 default:
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141 if (c >= 0x20)
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142 {
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143 numbuf[utf_char2bytes(c, numbuf)] = NUL;
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144 ga_concat(gap, numbuf);
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145 }
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146 else
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147 {
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148 vim_snprintf((char *)numbuf, NUMBUFLEN,
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149 "\\u%04lx", (long)c);
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150 ga_concat(gap, numbuf);
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151 }
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152 }
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153 res += utf_ptr2len(res);
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154 }
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155 ga_append(gap, '"');
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156 #if defined(USE_ICONV)
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157 vim_free(converted);
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158 #endif
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159 }
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160 }
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161
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162 /*
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163 * Return TRUE if "key" can be used without quotes.
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164 * That is when it starts with a letter and only contains letters, digits and
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165 * underscore.
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166 */
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167 static int
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168 is_simple_key(char_u *key)
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169 {
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170 char_u *p;
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171
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172 if (!ASCII_ISALPHA(*key))
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173 return FALSE;
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174 for (p = key + 1; *p != NUL; ++p)
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175 if (!ASCII_ISALPHA(*p) && *p != '_' && !vim_isdigit(*p))
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176 return FALSE;
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177 return TRUE;
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178 }
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179
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180 /*
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181 * Encode "val" into "gap".
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182 * Return FAIL or OK.
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183 */
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184 static int
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185 json_encode_item(garray_T *gap, typval_T *val, int copyID, int options)
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186 {
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187 char_u numbuf[NUMBUFLEN];
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188 char_u *res;
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189 blob_T *b;
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190 list_T *l;
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191 dict_T *d;
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192 int i;
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193
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194 switch (val->v_type)
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195 {
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196 case VAR_BOOL:
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197 switch ((long)val->vval.v_number)
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198 {
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199 case VVAL_FALSE: ga_concat(gap, (char_u *)"false"); break;
bce3b5ddb393 commit https://github.com/vim/vim/commit/520e1e41f35b063ede63b41738c82d6636e78c34
Christian Brabandt <cb@256bit.org>
parents:
diff changeset
200 case VVAL_TRUE: ga_concat(gap, (char_u *)"true"); break;
19102
ba9f50bfda83 patch 8.2.0111: VAR_SPECIAL is also used for booleans
Bram Moolenaar <Bram@vim.org>
parents: 18800
diff changeset
201 }
ba9f50bfda83 patch 8.2.0111: VAR_SPECIAL is also used for booleans
Bram Moolenaar <Bram@vim.org>
parents: 18800
diff changeset
202 break;
ba9f50bfda83 patch 8.2.0111: VAR_SPECIAL is also used for booleans
Bram Moolenaar <Bram@vim.org>
parents: 18800
diff changeset
203
ba9f50bfda83 patch 8.2.0111: VAR_SPECIAL is also used for booleans
Bram Moolenaar <Bram@vim.org>
parents: 18800
diff changeset
204 case VAR_SPECIAL:
19515
020056c2fd39 patch 8.2.0315: build failure on HP-UX system
Bram Moolenaar <Bram@vim.org>
parents: 19477
diff changeset
205 switch ((long)val->vval.v_number)
19102
ba9f50bfda83 patch 8.2.0111: VAR_SPECIAL is also used for booleans
Bram Moolenaar <Bram@vim.org>
parents: 18800
diff changeset
206 {
7967
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parents: 7965
diff changeset
207 case VVAL_NONE: if ((options & JSON_JS) != 0
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parents: 7965
diff changeset
208 && (options & JSON_NO_NONE) == 0)
18800
f41b55f9357c patch 8.1.2388: using old C style comments
Bram Moolenaar <Bram@vim.org>
parents: 17789
diff changeset
209 // empty item
7967
45ea5ebf3a98 commit https://github.com/vim/vim/commit/595e64e259faefb330866852e1b9f6168544572a
Christian Brabandt <cb@256bit.org>
parents: 7965
diff changeset
210 break;
18800
f41b55f9357c patch 8.1.2388: using old C style comments
Bram Moolenaar <Bram@vim.org>
parents: 17789
diff changeset
211 // FALLTHROUGH
7712
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Christian Brabandt <cb@256bit.org>
parents:
diff changeset
212 case VVAL_NULL: ga_concat(gap, (char_u *)"null"); break;
bce3b5ddb393 commit https://github.com/vim/vim/commit/520e1e41f35b063ede63b41738c82d6636e78c34
Christian Brabandt <cb@256bit.org>
parents:
diff changeset
213 }
bce3b5ddb393 commit https://github.com/vim/vim/commit/520e1e41f35b063ede63b41738c82d6636e78c34
Christian Brabandt <cb@256bit.org>
parents:
diff changeset
214 break;
bce3b5ddb393 commit https://github.com/vim/vim/commit/520e1e41f35b063ede63b41738c82d6636e78c34
Christian Brabandt <cb@256bit.org>
parents:
diff changeset
215
bce3b5ddb393 commit https://github.com/vim/vim/commit/520e1e41f35b063ede63b41738c82d6636e78c34
Christian Brabandt <cb@256bit.org>
parents:
diff changeset
216 case VAR_NUMBER:
9389
32e34e574716 commit https://github.com/vim/vim/commit/22fcfad29276bd5f317faf516637dcd491b96a12
Christian Brabandt <cb@256bit.org>
parents: 8989
diff changeset
217 vim_snprintf((char *)numbuf, NUMBUFLEN, "%lld",
19477
2bb0e80fcd32 patch 8.2.0296: mixing up "long long" and __int64 may cause problems
Bram Moolenaar <Bram@vim.org>
parents: 19201
diff changeset
218 (varnumber_T)val->vval.v_number);
7712
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parents:
diff changeset
219 ga_concat(gap, numbuf);
bce3b5ddb393 commit https://github.com/vim/vim/commit/520e1e41f35b063ede63b41738c82d6636e78c34
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parents:
diff changeset
220 break;
bce3b5ddb393 commit https://github.com/vim/vim/commit/520e1e41f35b063ede63b41738c82d6636e78c34
Christian Brabandt <cb@256bit.org>
parents:
diff changeset
221
bce3b5ddb393 commit https://github.com/vim/vim/commit/520e1e41f35b063ede63b41738c82d6636e78c34
Christian Brabandt <cb@256bit.org>
parents:
diff changeset
222 case VAR_STRING:
bce3b5ddb393 commit https://github.com/vim/vim/commit/520e1e41f35b063ede63b41738c82d6636e78c34
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parents:
diff changeset
223 res = val->vval.v_string;
bce3b5ddb393 commit https://github.com/vim/vim/commit/520e1e41f35b063ede63b41738c82d6636e78c34
Christian Brabandt <cb@256bit.org>
parents:
diff changeset
224 write_string(gap, res);
bce3b5ddb393 commit https://github.com/vim/vim/commit/520e1e41f35b063ede63b41738c82d6636e78c34
Christian Brabandt <cb@256bit.org>
parents:
diff changeset
225 break;
bce3b5ddb393 commit https://github.com/vim/vim/commit/520e1e41f35b063ede63b41738c82d6636e78c34
Christian Brabandt <cb@256bit.org>
parents:
diff changeset
226
bce3b5ddb393 commit https://github.com/vim/vim/commit/520e1e41f35b063ede63b41738c82d6636e78c34
Christian Brabandt <cb@256bit.org>
parents:
diff changeset
227 case VAR_FUNC:
8538
c337c813c64d commit https://github.com/vim/vim/commit/1735bc988c546cc962c5f94792815b4d7cb79710
Christian Brabandt <cb@256bit.org>
parents: 8414
diff changeset
228 case VAR_PARTIAL:
7965
646d5148fee2 commit https://github.com/vim/vim/commit/55fab439a6f3bba6dbe780ac034b84d5822a1a96
Christian Brabandt <cb@256bit.org>
parents: 7947
diff changeset
229 case VAR_JOB:
8041
c6443e78cf2d commit https://github.com/vim/vim/commit/7707344ddec9069b495b2a5ed41f2104466fc88b
Christian Brabandt <cb@256bit.org>
parents: 7967
diff changeset
230 case VAR_CHANNEL:
18800
f41b55f9357c patch 8.1.2388: using old C style comments
Bram Moolenaar <Bram@vim.org>
parents: 17789
diff changeset
231 // no JSON equivalent TODO: better error
15470
55ccc2d353bd patch 8.1.0743: giving error messages is not flexible
Bram Moolenaar <Bram@vim.org>
parents: 15454
diff changeset
232 emsg(_(e_invarg));
7736
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Christian Brabandt <cb@256bit.org>
parents: 7732
diff changeset
233 return FAIL;
7712
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Christian Brabandt <cb@256bit.org>
parents:
diff changeset
234
15454
1d2b5c016f17 patch 8.1.0735: cannot handle binary data
Bram Moolenaar <Bram@vim.org>
parents: 15446
diff changeset
235 case VAR_BLOB:
1d2b5c016f17 patch 8.1.0735: cannot handle binary data
Bram Moolenaar <Bram@vim.org>
parents: 15446
diff changeset
236 b = val->vval.v_blob;
1d2b5c016f17 patch 8.1.0735: cannot handle binary data
Bram Moolenaar <Bram@vim.org>
parents: 15446
diff changeset
237 if (b == NULL || b->bv_ga.ga_len == 0)
1d2b5c016f17 patch 8.1.0735: cannot handle binary data
Bram Moolenaar <Bram@vim.org>
parents: 15446
diff changeset
238 ga_concat(gap, (char_u *)"[]");
1d2b5c016f17 patch 8.1.0735: cannot handle binary data
Bram Moolenaar <Bram@vim.org>
parents: 15446
diff changeset
239 else
1d2b5c016f17 patch 8.1.0735: cannot handle binary data
Bram Moolenaar <Bram@vim.org>
parents: 15446
diff changeset
240 {
1d2b5c016f17 patch 8.1.0735: cannot handle binary data
Bram Moolenaar <Bram@vim.org>
parents: 15446
diff changeset
241 ga_append(gap, '[');
1d2b5c016f17 patch 8.1.0735: cannot handle binary data
Bram Moolenaar <Bram@vim.org>
parents: 15446
diff changeset
242 for (i = 0; i < b->bv_ga.ga_len; i++)
1d2b5c016f17 patch 8.1.0735: cannot handle binary data
Bram Moolenaar <Bram@vim.org>
parents: 15446
diff changeset
243 {
1d2b5c016f17 patch 8.1.0735: cannot handle binary data
Bram Moolenaar <Bram@vim.org>
parents: 15446
diff changeset
244 if (i > 0)
1d2b5c016f17 patch 8.1.0735: cannot handle binary data
Bram Moolenaar <Bram@vim.org>
parents: 15446
diff changeset
245 ga_concat(gap, (char_u *)",");
1d2b5c016f17 patch 8.1.0735: cannot handle binary data
Bram Moolenaar <Bram@vim.org>
parents: 15446
diff changeset
246 vim_snprintf((char *)numbuf, NUMBUFLEN, "%d",
1d2b5c016f17 patch 8.1.0735: cannot handle binary data
Bram Moolenaar <Bram@vim.org>
parents: 15446
diff changeset
247 (int)blob_get(b, i));
1d2b5c016f17 patch 8.1.0735: cannot handle binary data
Bram Moolenaar <Bram@vim.org>
parents: 15446
diff changeset
248 ga_concat(gap, numbuf);
1d2b5c016f17 patch 8.1.0735: cannot handle binary data
Bram Moolenaar <Bram@vim.org>
parents: 15446
diff changeset
249 }
1d2b5c016f17 patch 8.1.0735: cannot handle binary data
Bram Moolenaar <Bram@vim.org>
parents: 15446
diff changeset
250 ga_append(gap, ']');
1d2b5c016f17 patch 8.1.0735: cannot handle binary data
Bram Moolenaar <Bram@vim.org>
parents: 15446
diff changeset
251 }
1d2b5c016f17 patch 8.1.0735: cannot handle binary data
Bram Moolenaar <Bram@vim.org>
parents: 15446
diff changeset
252 break;
1d2b5c016f17 patch 8.1.0735: cannot handle binary data
Bram Moolenaar <Bram@vim.org>
parents: 15446
diff changeset
253
7712
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parents:
diff changeset
254 case VAR_LIST:
bce3b5ddb393 commit https://github.com/vim/vim/commit/520e1e41f35b063ede63b41738c82d6636e78c34
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parents:
diff changeset
255 l = val->vval.v_list;
bce3b5ddb393 commit https://github.com/vim/vim/commit/520e1e41f35b063ede63b41738c82d6636e78c34
Christian Brabandt <cb@256bit.org>
parents:
diff changeset
256 if (l == NULL)
13031
c35d266308c2 patch 8.0.1391: encoding empty string to JSON sometimes gives "null"
Christian Brabandt <cb@256bit.org>
parents: 10839
diff changeset
257 ga_concat(gap, (char_u *)"[]");
7712
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parents:
diff changeset
258 else
bce3b5ddb393 commit https://github.com/vim/vim/commit/520e1e41f35b063ede63b41738c82d6636e78c34
Christian Brabandt <cb@256bit.org>
parents:
diff changeset
259 {
bce3b5ddb393 commit https://github.com/vim/vim/commit/520e1e41f35b063ede63b41738c82d6636e78c34
Christian Brabandt <cb@256bit.org>
parents:
diff changeset
260 if (l->lv_copyID == copyID)
bce3b5ddb393 commit https://github.com/vim/vim/commit/520e1e41f35b063ede63b41738c82d6636e78c34
Christian Brabandt <cb@256bit.org>
parents:
diff changeset
261 ga_concat(gap, (char_u *)"[]");
bce3b5ddb393 commit https://github.com/vim/vim/commit/520e1e41f35b063ede63b41738c82d6636e78c34
Christian Brabandt <cb@256bit.org>
parents:
diff changeset
262 else
bce3b5ddb393 commit https://github.com/vim/vim/commit/520e1e41f35b063ede63b41738c82d6636e78c34
Christian Brabandt <cb@256bit.org>
parents:
diff changeset
263 {
bce3b5ddb393 commit https://github.com/vim/vim/commit/520e1e41f35b063ede63b41738c82d6636e78c34
Christian Brabandt <cb@256bit.org>
parents:
diff changeset
264 listitem_T *li;
bce3b5ddb393 commit https://github.com/vim/vim/commit/520e1e41f35b063ede63b41738c82d6636e78c34
Christian Brabandt <cb@256bit.org>
parents:
diff changeset
265
bce3b5ddb393 commit https://github.com/vim/vim/commit/520e1e41f35b063ede63b41738c82d6636e78c34
Christian Brabandt <cb@256bit.org>
parents:
diff changeset
266 l->lv_copyID = copyID;
bce3b5ddb393 commit https://github.com/vim/vim/commit/520e1e41f35b063ede63b41738c82d6636e78c34
Christian Brabandt <cb@256bit.org>
parents:
diff changeset
267 ga_append(gap, '[');
19201
e7b4fff348dd patch 8.2.0159: non-materialized range() list causes problems
Bram Moolenaar <Bram@vim.org>
parents: 19193
diff changeset
268 range_list_materialize(l);
7712
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Christian Brabandt <cb@256bit.org>
parents:
diff changeset
269 for (li = l->lv_first; li != NULL && !got_int; )
bce3b5ddb393 commit https://github.com/vim/vim/commit/520e1e41f35b063ede63b41738c82d6636e78c34
Christian Brabandt <cb@256bit.org>
parents:
diff changeset
270 {
7967
45ea5ebf3a98 commit https://github.com/vim/vim/commit/595e64e259faefb330866852e1b9f6168544572a
Christian Brabandt <cb@256bit.org>
parents: 7965
diff changeset
271 if (json_encode_item(gap, &li->li_tv, copyID,
45ea5ebf3a98 commit https://github.com/vim/vim/commit/595e64e259faefb330866852e1b9f6168544572a
Christian Brabandt <cb@256bit.org>
parents: 7965
diff changeset
272 options & JSON_JS) == FAIL)
7736
f2ddad8cbce7 commit https://github.com/vim/vim/commit/fcaaae6b3fdbf3421a1ff95a25ae16d82381c39a
Christian Brabandt <cb@256bit.org>
parents: 7732
diff changeset
273 return FAIL;
7967
45ea5ebf3a98 commit https://github.com/vim/vim/commit/595e64e259faefb330866852e1b9f6168544572a
Christian Brabandt <cb@256bit.org>
parents: 7965
diff changeset
274 if ((options & JSON_JS)
45ea5ebf3a98 commit https://github.com/vim/vim/commit/595e64e259faefb330866852e1b9f6168544572a
Christian Brabandt <cb@256bit.org>
parents: 7965
diff changeset
275 && li->li_next == NULL
45ea5ebf3a98 commit https://github.com/vim/vim/commit/595e64e259faefb330866852e1b9f6168544572a
Christian Brabandt <cb@256bit.org>
parents: 7965
diff changeset
276 && li->li_tv.v_type == VAR_SPECIAL
45ea5ebf3a98 commit https://github.com/vim/vim/commit/595e64e259faefb330866852e1b9f6168544572a
Christian Brabandt <cb@256bit.org>
parents: 7965
diff changeset
277 && li->li_tv.vval.v_number == VVAL_NONE)
18800
f41b55f9357c patch 8.1.2388: using old C style comments
Bram Moolenaar <Bram@vim.org>
parents: 17789
diff changeset
278 // add an extra comma if the last item is v:none
7967
45ea5ebf3a98 commit https://github.com/vim/vim/commit/595e64e259faefb330866852e1b9f6168544572a
Christian Brabandt <cb@256bit.org>
parents: 7965
diff changeset
279 ga_append(gap, ',');
7712
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Christian Brabandt <cb@256bit.org>
parents:
diff changeset
280 li = li->li_next;
bce3b5ddb393 commit https://github.com/vim/vim/commit/520e1e41f35b063ede63b41738c82d6636e78c34
Christian Brabandt <cb@256bit.org>
parents:
diff changeset
281 if (li != NULL)
bce3b5ddb393 commit https://github.com/vim/vim/commit/520e1e41f35b063ede63b41738c82d6636e78c34
Christian Brabandt <cb@256bit.org>
parents:
diff changeset
282 ga_append(gap, ',');
bce3b5ddb393 commit https://github.com/vim/vim/commit/520e1e41f35b063ede63b41738c82d6636e78c34
Christian Brabandt <cb@256bit.org>
parents:
diff changeset
283 }
bce3b5ddb393 commit https://github.com/vim/vim/commit/520e1e41f35b063ede63b41738c82d6636e78c34
Christian Brabandt <cb@256bit.org>
parents:
diff changeset
284 ga_append(gap, ']');
7736
f2ddad8cbce7 commit https://github.com/vim/vim/commit/fcaaae6b3fdbf3421a1ff95a25ae16d82381c39a
Christian Brabandt <cb@256bit.org>
parents: 7732
diff changeset
285 l->lv_copyID = 0;
7712
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Christian Brabandt <cb@256bit.org>
parents:
diff changeset
286 }
bce3b5ddb393 commit https://github.com/vim/vim/commit/520e1e41f35b063ede63b41738c82d6636e78c34
Christian Brabandt <cb@256bit.org>
parents:
diff changeset
287 }
bce3b5ddb393 commit https://github.com/vim/vim/commit/520e1e41f35b063ede63b41738c82d6636e78c34
Christian Brabandt <cb@256bit.org>
parents:
diff changeset
288 break;
bce3b5ddb393 commit https://github.com/vim/vim/commit/520e1e41f35b063ede63b41738c82d6636e78c34
Christian Brabandt <cb@256bit.org>
parents:
diff changeset
289
bce3b5ddb393 commit https://github.com/vim/vim/commit/520e1e41f35b063ede63b41738c82d6636e78c34
Christian Brabandt <cb@256bit.org>
parents:
diff changeset
290 case VAR_DICT:
bce3b5ddb393 commit https://github.com/vim/vim/commit/520e1e41f35b063ede63b41738c82d6636e78c34
Christian Brabandt <cb@256bit.org>
parents:
diff changeset
291 d = val->vval.v_dict;
bce3b5ddb393 commit https://github.com/vim/vim/commit/520e1e41f35b063ede63b41738c82d6636e78c34
Christian Brabandt <cb@256bit.org>
parents:
diff changeset
292 if (d == NULL)
13031
c35d266308c2 patch 8.0.1391: encoding empty string to JSON sometimes gives "null"
Christian Brabandt <cb@256bit.org>
parents: 10839
diff changeset
293 ga_concat(gap, (char_u *)"{}");
7712
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parents:
diff changeset
294 else
bce3b5ddb393 commit https://github.com/vim/vim/commit/520e1e41f35b063ede63b41738c82d6636e78c34
Christian Brabandt <cb@256bit.org>
parents:
diff changeset
295 {
bce3b5ddb393 commit https://github.com/vim/vim/commit/520e1e41f35b063ede63b41738c82d6636e78c34
Christian Brabandt <cb@256bit.org>
parents:
diff changeset
296 if (d->dv_copyID == copyID)
bce3b5ddb393 commit https://github.com/vim/vim/commit/520e1e41f35b063ede63b41738c82d6636e78c34
Christian Brabandt <cb@256bit.org>
parents:
diff changeset
297 ga_concat(gap, (char_u *)"{}");
bce3b5ddb393 commit https://github.com/vim/vim/commit/520e1e41f35b063ede63b41738c82d6636e78c34
Christian Brabandt <cb@256bit.org>
parents:
diff changeset
298 else
bce3b5ddb393 commit https://github.com/vim/vim/commit/520e1e41f35b063ede63b41738c82d6636e78c34
Christian Brabandt <cb@256bit.org>
parents:
diff changeset
299 {
bce3b5ddb393 commit https://github.com/vim/vim/commit/520e1e41f35b063ede63b41738c82d6636e78c34
Christian Brabandt <cb@256bit.org>
parents:
diff changeset
300 int first = TRUE;
bce3b5ddb393 commit https://github.com/vim/vim/commit/520e1e41f35b063ede63b41738c82d6636e78c34
Christian Brabandt <cb@256bit.org>
parents:
diff changeset
301 int todo = (int)d->dv_hashtab.ht_used;
bce3b5ddb393 commit https://github.com/vim/vim/commit/520e1e41f35b063ede63b41738c82d6636e78c34
Christian Brabandt <cb@256bit.org>
parents:
diff changeset
302 hashitem_T *hi;
bce3b5ddb393 commit https://github.com/vim/vim/commit/520e1e41f35b063ede63b41738c82d6636e78c34
Christian Brabandt <cb@256bit.org>
parents:
diff changeset
303
bce3b5ddb393 commit https://github.com/vim/vim/commit/520e1e41f35b063ede63b41738c82d6636e78c34
Christian Brabandt <cb@256bit.org>
parents:
diff changeset
304 d->dv_copyID = copyID;
bce3b5ddb393 commit https://github.com/vim/vim/commit/520e1e41f35b063ede63b41738c82d6636e78c34
Christian Brabandt <cb@256bit.org>
parents:
diff changeset
305 ga_append(gap, '{');
bce3b5ddb393 commit https://github.com/vim/vim/commit/520e1e41f35b063ede63b41738c82d6636e78c34
Christian Brabandt <cb@256bit.org>
parents:
diff changeset
306
bce3b5ddb393 commit https://github.com/vim/vim/commit/520e1e41f35b063ede63b41738c82d6636e78c34
Christian Brabandt <cb@256bit.org>
parents:
diff changeset
307 for (hi = d->dv_hashtab.ht_array; todo > 0 && !got_int;
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diff changeset
308 ++hi)
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diff changeset
309 if (!HASHITEM_EMPTY(hi))
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diff changeset
310 {
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diff changeset
311 --todo;
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312 if (first)
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diff changeset
313 first = FALSE;
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diff changeset
314 else
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315 ga_append(gap, ',');
7967
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diff changeset
316 if ((options & JSON_JS)
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diff changeset
317 && is_simple_key(hi->hi_key))
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diff changeset
318 ga_concat(gap, hi->hi_key);
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diff changeset
319 else
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diff changeset
320 write_string(gap, hi->hi_key);
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diff changeset
321 ga_append(gap, ':');
7736
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diff changeset
322 if (json_encode_item(gap, &dict_lookup(hi)->di_tv,
7967
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diff changeset
323 copyID, options | JSON_NO_NONE) == FAIL)
7736
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diff changeset
324 return FAIL;
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diff changeset
325 }
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326 ga_append(gap, '}');
7736
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327 d->dv_copyID = 0;
7712
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diff changeset
328 }
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329 }
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330 break;
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331
7965
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332 case VAR_FLOAT:
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333 #ifdef FEAT_FLOAT
8228
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334 # if defined(HAVE_MATH_H)
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335 if (isnan(val->vval.v_float))
8228
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336 ga_concat(gap, (char_u *)"NaN");
8275
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337 else if (isinf(val->vval.v_float))
15446
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338 {
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339 if (val->vval.v_float < 0.0)
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340 ga_concat(gap, (char_u *)"-Infinity");
8ac454818352 patch 8.1.0731: JS encoding does not handle negative infinity
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341 else
8ac454818352 patch 8.1.0731: JS encoding does not handle negative infinity
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342 ga_concat(gap, (char_u *)"Infinity");
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343 }
8228
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344 else
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345 # endif
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346 {
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347 vim_snprintf((char *)numbuf, NUMBUFLEN, "%g",
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348 val->vval.v_float);
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349 ga_concat(gap, numbuf);
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350 }
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351 break;
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352 #endif
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353 case VAR_UNKNOWN:
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354 case VAR_ANY:
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94eda51ba9ba patch 8.2.0149: maintaining a Vim9 branch separately is more work
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355 case VAR_VOID:
19554
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356 internal_error_no_abort("json_encode_item()");
7965
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357 return FAIL;
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358 }
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359 return OK;
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360 }
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361
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362 /*
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363 * When "reader" has less than NUMBUFLEN bytes available, call the fill
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364 * callback to get more.
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365 */
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366 static void
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367 fill_numbuflen(js_read_T *reader)
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368 {
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369 if (reader->js_fill != NULL && (int)(reader->js_end - reader->js_buf)
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370 - reader->js_used < NUMBUFLEN)
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diff changeset
371 {
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diff changeset
372 if (reader->js_fill(reader))
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diff changeset
373 reader->js_end = reader->js_buf + STRLEN(reader->js_buf);
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diff changeset
374 }
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diff changeset
375 }
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diff changeset
376
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diff changeset
377 /*
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diff changeset
378 * Skip white space in "reader". All characters <= space are considered white
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379 * space.
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380 * Also tops up readahead when needed.
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381 */
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382 static void
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diff changeset
383 json_skip_white(js_read_T *reader)
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diff changeset
384 {
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diff changeset
385 int c;
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diff changeset
386
7883
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diff changeset
387 for (;;)
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diff changeset
388 {
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389 c = reader->js_buf[reader->js_used];
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390 if (reader->js_fill != NULL && c == NUL)
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parents: 7868
diff changeset
391 {
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diff changeset
392 if (reader->js_fill(reader))
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parents: 8655
diff changeset
393 {
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394 reader->js_end = reader->js_buf + STRLEN(reader->js_buf);
8755
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parents: 8655
diff changeset
395 continue;
7038ec89d1fd commit https://github.com/vim/vim/commit/46c00a6565b8f1f4b7b1041d03eaceaf6ffc4aee
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parents: 8655
diff changeset
396 }
7883
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397 }
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diff changeset
398 if (c == NUL || c > ' ')
7883
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diff changeset
399 break;
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400 ++reader->js_used;
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parents: 7868
diff changeset
401 }
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402 fill_numbuflen(reader);
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diff changeset
403 }
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parents:
diff changeset
404
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diff changeset
405 static int
10563
bac9cec298ed patch 8.0.0171: JS style JSON does not support single quotes
Christian Brabandt <cb@256bit.org>
parents: 10561
diff changeset
406 json_decode_string(js_read_T *reader, typval_T *res, int quote)
7712
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diff changeset
407 {
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diff changeset
408 garray_T ga;
bce3b5ddb393 commit https://github.com/vim/vim/commit/520e1e41f35b063ede63b41738c82d6636e78c34
Christian Brabandt <cb@256bit.org>
parents:
diff changeset
409 int len;
7883
98a96e0ca73b commit https://github.com/vim/vim/commit/56ead341a75e1a0395eee94a3280c67e2278a57e
Christian Brabandt <cb@256bit.org>
parents: 7868
diff changeset
410 char_u *p;
7712
bce3b5ddb393 commit https://github.com/vim/vim/commit/520e1e41f35b063ede63b41738c82d6636e78c34
Christian Brabandt <cb@256bit.org>
parents:
diff changeset
411 int c;
9389
32e34e574716 commit https://github.com/vim/vim/commit/22fcfad29276bd5f317faf516637dcd491b96a12
Christian Brabandt <cb@256bit.org>
parents: 8989
diff changeset
412 varnumber_T nr;
7712
bce3b5ddb393 commit https://github.com/vim/vim/commit/520e1e41f35b063ede63b41738c82d6636e78c34
Christian Brabandt <cb@256bit.org>
parents:
diff changeset
413
7883
98a96e0ca73b commit https://github.com/vim/vim/commit/56ead341a75e1a0395eee94a3280c67e2278a57e
Christian Brabandt <cb@256bit.org>
parents: 7868
diff changeset
414 if (res != NULL)
98a96e0ca73b commit https://github.com/vim/vim/commit/56ead341a75e1a0395eee94a3280c67e2278a57e
Christian Brabandt <cb@256bit.org>
parents: 7868
diff changeset
415 ga_init2(&ga, 1, 200);
7712
bce3b5ddb393 commit https://github.com/vim/vim/commit/520e1e41f35b063ede63b41738c82d6636e78c34
Christian Brabandt <cb@256bit.org>
parents:
diff changeset
416
18800
f41b55f9357c patch 8.1.2388: using old C style comments
Bram Moolenaar <Bram@vim.org>
parents: 17789
diff changeset
417 p = reader->js_buf + reader->js_used + 1; // skip over " or '
10563
bac9cec298ed patch 8.0.0171: JS style JSON does not support single quotes
Christian Brabandt <cb@256bit.org>
parents: 10561
diff changeset
418 while (*p != quote)
7712
bce3b5ddb393 commit https://github.com/vim/vim/commit/520e1e41f35b063ede63b41738c82d6636e78c34
Christian Brabandt <cb@256bit.org>
parents:
diff changeset
419 {
18800
f41b55f9357c patch 8.1.2388: using old C style comments
Bram Moolenaar <Bram@vim.org>
parents: 17789
diff changeset
420 // The JSON is always expected to be utf-8, thus use utf functions
f41b55f9357c patch 8.1.2388: using old C style comments
Bram Moolenaar <Bram@vim.org>
parents: 17789
diff changeset
421 // here. The string is converted below if needed.
15597
536dd2bc5ac9 patch 8.1.0806: too many #ifdefs
Bram Moolenaar <Bram@vim.org>
parents: 15555
diff changeset
422 if (*p == NUL || p[1] == NUL || utf_ptr2len(p) < utf_byte2len(*p))
7883
98a96e0ca73b commit https://github.com/vim/vim/commit/56ead341a75e1a0395eee94a3280c67e2278a57e
Christian Brabandt <cb@256bit.org>
parents: 7868
diff changeset
423 {
18800
f41b55f9357c patch 8.1.2388: using old C style comments
Bram Moolenaar <Bram@vim.org>
parents: 17789
diff changeset
424 // Not enough bytes to make a character or end of the string. Get
f41b55f9357c patch 8.1.2388: using old C style comments
Bram Moolenaar <Bram@vim.org>
parents: 17789
diff changeset
425 // more if possible.
7883
98a96e0ca73b commit https://github.com/vim/vim/commit/56ead341a75e1a0395eee94a3280c67e2278a57e
Christian Brabandt <cb@256bit.org>
parents: 7868
diff changeset
426 if (reader->js_fill == NULL)
98a96e0ca73b commit https://github.com/vim/vim/commit/56ead341a75e1a0395eee94a3280c67e2278a57e
Christian Brabandt <cb@256bit.org>
parents: 7868
diff changeset
427 break;
98a96e0ca73b commit https://github.com/vim/vim/commit/56ead341a75e1a0395eee94a3280c67e2278a57e
Christian Brabandt <cb@256bit.org>
parents: 7868
diff changeset
428 len = (int)(reader->js_end - p);
98a96e0ca73b commit https://github.com/vim/vim/commit/56ead341a75e1a0395eee94a3280c67e2278a57e
Christian Brabandt <cb@256bit.org>
parents: 7868
diff changeset
429 reader->js_used = (int)(p - reader->js_buf);
98a96e0ca73b commit https://github.com/vim/vim/commit/56ead341a75e1a0395eee94a3280c67e2278a57e
Christian Brabandt <cb@256bit.org>
parents: 7868
diff changeset
430 if (!reader->js_fill(reader))
18800
f41b55f9357c patch 8.1.2388: using old C style comments
Bram Moolenaar <Bram@vim.org>
parents: 17789
diff changeset
431 break; // didn't get more
7883
98a96e0ca73b commit https://github.com/vim/vim/commit/56ead341a75e1a0395eee94a3280c67e2278a57e
Christian Brabandt <cb@256bit.org>
parents: 7868
diff changeset
432 p = reader->js_buf + reader->js_used;
98a96e0ca73b commit https://github.com/vim/vim/commit/56ead341a75e1a0395eee94a3280c67e2278a57e
Christian Brabandt <cb@256bit.org>
parents: 7868
diff changeset
433 reader->js_end = reader->js_buf + STRLEN(reader->js_buf);
98a96e0ca73b commit https://github.com/vim/vim/commit/56ead341a75e1a0395eee94a3280c67e2278a57e
Christian Brabandt <cb@256bit.org>
parents: 7868
diff changeset
434 continue;
98a96e0ca73b commit https://github.com/vim/vim/commit/56ead341a75e1a0395eee94a3280c67e2278a57e
Christian Brabandt <cb@256bit.org>
parents: 7868
diff changeset
435 }
98a96e0ca73b commit https://github.com/vim/vim/commit/56ead341a75e1a0395eee94a3280c67e2278a57e
Christian Brabandt <cb@256bit.org>
parents: 7868
diff changeset
436
7712
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Christian Brabandt <cb@256bit.org>
parents:
diff changeset
437 if (*p == '\\')
bce3b5ddb393 commit https://github.com/vim/vim/commit/520e1e41f35b063ede63b41738c82d6636e78c34
Christian Brabandt <cb@256bit.org>
parents:
diff changeset
438 {
bce3b5ddb393 commit https://github.com/vim/vim/commit/520e1e41f35b063ede63b41738c82d6636e78c34
Christian Brabandt <cb@256bit.org>
parents:
diff changeset
439 c = -1;
bce3b5ddb393 commit https://github.com/vim/vim/commit/520e1e41f35b063ede63b41738c82d6636e78c34
Christian Brabandt <cb@256bit.org>
parents:
diff changeset
440 switch (p[1])
bce3b5ddb393 commit https://github.com/vim/vim/commit/520e1e41f35b063ede63b41738c82d6636e78c34
Christian Brabandt <cb@256bit.org>
parents:
diff changeset
441 {
7883
98a96e0ca73b commit https://github.com/vim/vim/commit/56ead341a75e1a0395eee94a3280c67e2278a57e
Christian Brabandt <cb@256bit.org>
parents: 7868
diff changeset
442 case '\\': c = '\\'; break;
98a96e0ca73b commit https://github.com/vim/vim/commit/56ead341a75e1a0395eee94a3280c67e2278a57e
Christian Brabandt <cb@256bit.org>
parents: 7868
diff changeset
443 case '"': c = '"'; break;
7712
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Christian Brabandt <cb@256bit.org>
parents:
diff changeset
444 case 'b': c = BS; break;
bce3b5ddb393 commit https://github.com/vim/vim/commit/520e1e41f35b063ede63b41738c82d6636e78c34
Christian Brabandt <cb@256bit.org>
parents:
diff changeset
445 case 't': c = TAB; break;
bce3b5ddb393 commit https://github.com/vim/vim/commit/520e1e41f35b063ede63b41738c82d6636e78c34
Christian Brabandt <cb@256bit.org>
parents:
diff changeset
446 case 'n': c = NL; break;
bce3b5ddb393 commit https://github.com/vim/vim/commit/520e1e41f35b063ede63b41738c82d6636e78c34
Christian Brabandt <cb@256bit.org>
parents:
diff changeset
447 case 'f': c = FF; break;
bce3b5ddb393 commit https://github.com/vim/vim/commit/520e1e41f35b063ede63b41738c82d6636e78c34
Christian Brabandt <cb@256bit.org>
parents:
diff changeset
448 case 'r': c = CAR; break;
bce3b5ddb393 commit https://github.com/vim/vim/commit/520e1e41f35b063ede63b41738c82d6636e78c34
Christian Brabandt <cb@256bit.org>
parents:
diff changeset
449 case 'u':
7883
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Christian Brabandt <cb@256bit.org>
parents: 7868
diff changeset
450 if (reader->js_fill != NULL
98a96e0ca73b commit https://github.com/vim/vim/commit/56ead341a75e1a0395eee94a3280c67e2278a57e
Christian Brabandt <cb@256bit.org>
parents: 7868
diff changeset
451 && (int)(reader->js_end - p) < NUMBUFLEN)
98a96e0ca73b commit https://github.com/vim/vim/commit/56ead341a75e1a0395eee94a3280c67e2278a57e
Christian Brabandt <cb@256bit.org>
parents: 7868
diff changeset
452 {
98a96e0ca73b commit https://github.com/vim/vim/commit/56ead341a75e1a0395eee94a3280c67e2278a57e
Christian Brabandt <cb@256bit.org>
parents: 7868
diff changeset
453 reader->js_used = (int)(p - reader->js_buf);
98a96e0ca73b commit https://github.com/vim/vim/commit/56ead341a75e1a0395eee94a3280c67e2278a57e
Christian Brabandt <cb@256bit.org>
parents: 7868
diff changeset
454 if (reader->js_fill(reader))
98a96e0ca73b commit https://github.com/vim/vim/commit/56ead341a75e1a0395eee94a3280c67e2278a57e
Christian Brabandt <cb@256bit.org>
parents: 7868
diff changeset
455 {
98a96e0ca73b commit https://github.com/vim/vim/commit/56ead341a75e1a0395eee94a3280c67e2278a57e
Christian Brabandt <cb@256bit.org>
parents: 7868
diff changeset
456 p = reader->js_buf + reader->js_used;
98a96e0ca73b commit https://github.com/vim/vim/commit/56ead341a75e1a0395eee94a3280c67e2278a57e
Christian Brabandt <cb@256bit.org>
parents: 7868
diff changeset
457 reader->js_end = reader->js_buf
98a96e0ca73b commit https://github.com/vim/vim/commit/56ead341a75e1a0395eee94a3280c67e2278a57e
Christian Brabandt <cb@256bit.org>
parents: 7868
diff changeset
458 + STRLEN(reader->js_buf);
98a96e0ca73b commit https://github.com/vim/vim/commit/56ead341a75e1a0395eee94a3280c67e2278a57e
Christian Brabandt <cb@256bit.org>
parents: 7868
diff changeset
459 }
98a96e0ca73b commit https://github.com/vim/vim/commit/56ead341a75e1a0395eee94a3280c67e2278a57e
Christian Brabandt <cb@256bit.org>
parents: 7868
diff changeset
460 }
8283
b8a56d4d83e0 commit https://github.com/vim/vim/commit/b6ff81188d27fae774d9ad2dfb498f596d697d4b
Christian Brabandt <cb@256bit.org>
parents: 8275
diff changeset
461 nr = 0;
b8a56d4d83e0 commit https://github.com/vim/vim/commit/b6ff81188d27fae774d9ad2dfb498f596d697d4b
Christian Brabandt <cb@256bit.org>
parents: 8275
diff changeset
462 len = 0;
7712
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Christian Brabandt <cb@256bit.org>
parents:
diff changeset
463 vim_str2nr(p + 2, NULL, &len,
16706
77bcb5055fec patch 8.1.1355: obvious mistakes are accepted as valid expressions
Bram Moolenaar <Bram@vim.org>
parents: 16306
diff changeset
464 STR2NR_HEX + STR2NR_FORCE, &nr, NULL, 4, TRUE);
77bcb5055fec patch 8.1.1355: obvious mistakes are accepted as valid expressions
Bram Moolenaar <Bram@vim.org>
parents: 16306
diff changeset
465 if (len == 0)
77bcb5055fec patch 8.1.1355: obvious mistakes are accepted as valid expressions
Bram Moolenaar <Bram@vim.org>
parents: 16306
diff changeset
466 {
16815
6fdb0ae0cac3 patch 8.1.1409: Coverity warns for using uninitialized memory
Bram Moolenaar <Bram@vim.org>
parents: 16706
diff changeset
467 if (res != NULL)
6fdb0ae0cac3 patch 8.1.1409: Coverity warns for using uninitialized memory
Bram Moolenaar <Bram@vim.org>
parents: 16706
diff changeset
468 ga_clear(&ga);
16706
77bcb5055fec patch 8.1.1355: obvious mistakes are accepted as valid expressions
Bram Moolenaar <Bram@vim.org>
parents: 16306
diff changeset
469 return FAIL;
77bcb5055fec patch 8.1.1355: obvious mistakes are accepted as valid expressions
Bram Moolenaar <Bram@vim.org>
parents: 16306
diff changeset
470 }
7712
bce3b5ddb393 commit https://github.com/vim/vim/commit/520e1e41f35b063ede63b41738c82d6636e78c34
Christian Brabandt <cb@256bit.org>
parents:
diff changeset
471 p += len + 2;
8283
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Christian Brabandt <cb@256bit.org>
parents: 8275
diff changeset
472 if (0xd800 <= nr && nr <= 0xdfff
b8a56d4d83e0 commit https://github.com/vim/vim/commit/b6ff81188d27fae774d9ad2dfb498f596d697d4b
Christian Brabandt <cb@256bit.org>
parents: 8275
diff changeset
473 && (int)(reader->js_end - p) >= 6
b8a56d4d83e0 commit https://github.com/vim/vim/commit/b6ff81188d27fae774d9ad2dfb498f596d697d4b
Christian Brabandt <cb@256bit.org>
parents: 8275
diff changeset
474 && *p == '\\' && *(p+1) == 'u')
b8a56d4d83e0 commit https://github.com/vim/vim/commit/b6ff81188d27fae774d9ad2dfb498f596d697d4b
Christian Brabandt <cb@256bit.org>
parents: 8275
diff changeset
475 {
9389
32e34e574716 commit https://github.com/vim/vim/commit/22fcfad29276bd5f317faf516637dcd491b96a12
Christian Brabandt <cb@256bit.org>
parents: 8989
diff changeset
476 varnumber_T nr2 = 0;
8283
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Christian Brabandt <cb@256bit.org>
parents: 8275
diff changeset
477
18800
f41b55f9357c patch 8.1.2388: using old C style comments
Bram Moolenaar <Bram@vim.org>
parents: 17789
diff changeset
478 // decode surrogate pair: \ud812\u3456
8283
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Christian Brabandt <cb@256bit.org>
parents: 8275
diff changeset
479 len = 0;
b8a56d4d83e0 commit https://github.com/vim/vim/commit/b6ff81188d27fae774d9ad2dfb498f596d697d4b
Christian Brabandt <cb@256bit.org>
parents: 8275
diff changeset
480 vim_str2nr(p + 2, NULL, &len,
16706
77bcb5055fec patch 8.1.1355: obvious mistakes are accepted as valid expressions
Bram Moolenaar <Bram@vim.org>
parents: 16306
diff changeset
481 STR2NR_HEX + STR2NR_FORCE, &nr2, NULL, 4, TRUE);
77bcb5055fec patch 8.1.1355: obvious mistakes are accepted as valid expressions
Bram Moolenaar <Bram@vim.org>
parents: 16306
diff changeset
482 if (len == 0)
77bcb5055fec patch 8.1.1355: obvious mistakes are accepted as valid expressions
Bram Moolenaar <Bram@vim.org>
parents: 16306
diff changeset
483 {
16815
6fdb0ae0cac3 patch 8.1.1409: Coverity warns for using uninitialized memory
Bram Moolenaar <Bram@vim.org>
parents: 16706
diff changeset
484 if (res != NULL)
6fdb0ae0cac3 patch 8.1.1409: Coverity warns for using uninitialized memory
Bram Moolenaar <Bram@vim.org>
parents: 16706
diff changeset
485 ga_clear(&ga);
16706
77bcb5055fec patch 8.1.1355: obvious mistakes are accepted as valid expressions
Bram Moolenaar <Bram@vim.org>
parents: 16306
diff changeset
486 return FAIL;
77bcb5055fec patch 8.1.1355: obvious mistakes are accepted as valid expressions
Bram Moolenaar <Bram@vim.org>
parents: 16306
diff changeset
487 }
8283
b8a56d4d83e0 commit https://github.com/vim/vim/commit/b6ff81188d27fae774d9ad2dfb498f596d697d4b
Christian Brabandt <cb@256bit.org>
parents: 8275
diff changeset
488 if (0xdc00 <= nr2 && nr2 <= 0xdfff)
b8a56d4d83e0 commit https://github.com/vim/vim/commit/b6ff81188d27fae774d9ad2dfb498f596d697d4b
Christian Brabandt <cb@256bit.org>
parents: 8275
diff changeset
489 {
b8a56d4d83e0 commit https://github.com/vim/vim/commit/b6ff81188d27fae774d9ad2dfb498f596d697d4b
Christian Brabandt <cb@256bit.org>
parents: 8275
diff changeset
490 p += len + 2;
b8a56d4d83e0 commit https://github.com/vim/vim/commit/b6ff81188d27fae774d9ad2dfb498f596d697d4b
Christian Brabandt <cb@256bit.org>
parents: 8275
diff changeset
491 nr = (((nr - 0xd800) << 10) |
b8a56d4d83e0 commit https://github.com/vim/vim/commit/b6ff81188d27fae774d9ad2dfb498f596d697d4b
Christian Brabandt <cb@256bit.org>
parents: 8275
diff changeset
492 ((nr2 - 0xdc00) & 0x3ff)) + 0x10000;
b8a56d4d83e0 commit https://github.com/vim/vim/commit/b6ff81188d27fae774d9ad2dfb498f596d697d4b
Christian Brabandt <cb@256bit.org>
parents: 8275
diff changeset
493 }
b8a56d4d83e0 commit https://github.com/vim/vim/commit/b6ff81188d27fae774d9ad2dfb498f596d697d4b
Christian Brabandt <cb@256bit.org>
parents: 8275
diff changeset
494 }
7883
98a96e0ca73b commit https://github.com/vim/vim/commit/56ead341a75e1a0395eee94a3280c67e2278a57e
Christian Brabandt <cb@256bit.org>
parents: 7868
diff changeset
495 if (res != NULL)
98a96e0ca73b commit https://github.com/vim/vim/commit/56ead341a75e1a0395eee94a3280c67e2278a57e
Christian Brabandt <cb@256bit.org>
parents: 7868
diff changeset
496 {
8989
e600e696c0a1 commit https://github.com/vim/vim/commit/dc633cf82758f67f656cda7fa8ccc30414ee53f8
Christian Brabandt <cb@256bit.org>
parents: 8755
diff changeset
497 char_u buf[NUMBUFLEN];
16815
6fdb0ae0cac3 patch 8.1.1409: Coverity warns for using uninitialized memory
Bram Moolenaar <Bram@vim.org>
parents: 16706
diff changeset
498
8283
b8a56d4d83e0 commit https://github.com/vim/vim/commit/b6ff81188d27fae774d9ad2dfb498f596d697d4b
Christian Brabandt <cb@256bit.org>
parents: 8275
diff changeset
499 buf[utf_char2bytes((int)nr, buf)] = NUL;
7883
98a96e0ca73b commit https://github.com/vim/vim/commit/56ead341a75e1a0395eee94a3280c67e2278a57e
Christian Brabandt <cb@256bit.org>
parents: 7868
diff changeset
500 ga_concat(&ga, buf);
98a96e0ca73b commit https://github.com/vim/vim/commit/56ead341a75e1a0395eee94a3280c67e2278a57e
Christian Brabandt <cb@256bit.org>
parents: 7868
diff changeset
501 }
7712
bce3b5ddb393 commit https://github.com/vim/vim/commit/520e1e41f35b063ede63b41738c82d6636e78c34
Christian Brabandt <cb@256bit.org>
parents:
diff changeset
502 break;
7883
98a96e0ca73b commit https://github.com/vim/vim/commit/56ead341a75e1a0395eee94a3280c67e2278a57e
Christian Brabandt <cb@256bit.org>
parents: 7868
diff changeset
503 default:
18800
f41b55f9357c patch 8.1.2388: using old C style comments
Bram Moolenaar <Bram@vim.org>
parents: 17789
diff changeset
504 // not a special char, skip over backslash
7883
98a96e0ca73b commit https://github.com/vim/vim/commit/56ead341a75e1a0395eee94a3280c67e2278a57e
Christian Brabandt <cb@256bit.org>
parents: 7868
diff changeset
505 ++p;
98a96e0ca73b commit https://github.com/vim/vim/commit/56ead341a75e1a0395eee94a3280c67e2278a57e
Christian Brabandt <cb@256bit.org>
parents: 7868
diff changeset
506 continue;
7712
bce3b5ddb393 commit https://github.com/vim/vim/commit/520e1e41f35b063ede63b41738c82d6636e78c34
Christian Brabandt <cb@256bit.org>
parents:
diff changeset
507 }
bce3b5ddb393 commit https://github.com/vim/vim/commit/520e1e41f35b063ede63b41738c82d6636e78c34
Christian Brabandt <cb@256bit.org>
parents:
diff changeset
508 if (c > 0)
bce3b5ddb393 commit https://github.com/vim/vim/commit/520e1e41f35b063ede63b41738c82d6636e78c34
Christian Brabandt <cb@256bit.org>
parents:
diff changeset
509 {
bce3b5ddb393 commit https://github.com/vim/vim/commit/520e1e41f35b063ede63b41738c82d6636e78c34
Christian Brabandt <cb@256bit.org>
parents:
diff changeset
510 p += 2;
7883
98a96e0ca73b commit https://github.com/vim/vim/commit/56ead341a75e1a0395eee94a3280c67e2278a57e
Christian Brabandt <cb@256bit.org>
parents: 7868
diff changeset
511 if (res != NULL)
98a96e0ca73b commit https://github.com/vim/vim/commit/56ead341a75e1a0395eee94a3280c67e2278a57e
Christian Brabandt <cb@256bit.org>
parents: 7868
diff changeset
512 ga_append(&ga, c);
7712
bce3b5ddb393 commit https://github.com/vim/vim/commit/520e1e41f35b063ede63b41738c82d6636e78c34
Christian Brabandt <cb@256bit.org>
parents:
diff changeset
513 }
bce3b5ddb393 commit https://github.com/vim/vim/commit/520e1e41f35b063ede63b41738c82d6636e78c34
Christian Brabandt <cb@256bit.org>
parents:
diff changeset
514 }
bce3b5ddb393 commit https://github.com/vim/vim/commit/520e1e41f35b063ede63b41738c82d6636e78c34
Christian Brabandt <cb@256bit.org>
parents:
diff changeset
515 else
bce3b5ddb393 commit https://github.com/vim/vim/commit/520e1e41f35b063ede63b41738c82d6636e78c34
Christian Brabandt <cb@256bit.org>
parents:
diff changeset
516 {
8283
b8a56d4d83e0 commit https://github.com/vim/vim/commit/b6ff81188d27fae774d9ad2dfb498f596d697d4b
Christian Brabandt <cb@256bit.org>
parents: 8275
diff changeset
517 len = utf_ptr2len(p);
7883
98a96e0ca73b commit https://github.com/vim/vim/commit/56ead341a75e1a0395eee94a3280c67e2278a57e
Christian Brabandt <cb@256bit.org>
parents: 7868
diff changeset
518 if (res != NULL)
7712
bce3b5ddb393 commit https://github.com/vim/vim/commit/520e1e41f35b063ede63b41738c82d6636e78c34
Christian Brabandt <cb@256bit.org>
parents:
diff changeset
519 {
7883
98a96e0ca73b commit https://github.com/vim/vim/commit/56ead341a75e1a0395eee94a3280c67e2278a57e
Christian Brabandt <cb@256bit.org>
parents: 7868
diff changeset
520 if (ga_grow(&ga, len) == FAIL)
98a96e0ca73b commit https://github.com/vim/vim/commit/56ead341a75e1a0395eee94a3280c67e2278a57e
Christian Brabandt <cb@256bit.org>
parents: 7868
diff changeset
521 {
98a96e0ca73b commit https://github.com/vim/vim/commit/56ead341a75e1a0395eee94a3280c67e2278a57e
Christian Brabandt <cb@256bit.org>
parents: 7868
diff changeset
522 ga_clear(&ga);
98a96e0ca73b commit https://github.com/vim/vim/commit/56ead341a75e1a0395eee94a3280c67e2278a57e
Christian Brabandt <cb@256bit.org>
parents: 7868
diff changeset
523 return FAIL;
98a96e0ca73b commit https://github.com/vim/vim/commit/56ead341a75e1a0395eee94a3280c67e2278a57e
Christian Brabandt <cb@256bit.org>
parents: 7868
diff changeset
524 }
7712
bce3b5ddb393 commit https://github.com/vim/vim/commit/520e1e41f35b063ede63b41738c82d6636e78c34
Christian Brabandt <cb@256bit.org>
parents:
diff changeset
525 mch_memmove((char *)ga.ga_data + ga.ga_len, p, (size_t)len);
bce3b5ddb393 commit https://github.com/vim/vim/commit/520e1e41f35b063ede63b41738c82d6636e78c34
Christian Brabandt <cb@256bit.org>
parents:
diff changeset
526 ga.ga_len += len;
bce3b5ddb393 commit https://github.com/vim/vim/commit/520e1e41f35b063ede63b41738c82d6636e78c34
Christian Brabandt <cb@256bit.org>
parents:
diff changeset
527 }
bce3b5ddb393 commit https://github.com/vim/vim/commit/520e1e41f35b063ede63b41738c82d6636e78c34
Christian Brabandt <cb@256bit.org>
parents:
diff changeset
528 p += len;
bce3b5ddb393 commit https://github.com/vim/vim/commit/520e1e41f35b063ede63b41738c82d6636e78c34
Christian Brabandt <cb@256bit.org>
parents:
diff changeset
529 }
bce3b5ddb393 commit https://github.com/vim/vim/commit/520e1e41f35b063ede63b41738c82d6636e78c34
Christian Brabandt <cb@256bit.org>
parents:
diff changeset
530 }
7883
98a96e0ca73b commit https://github.com/vim/vim/commit/56ead341a75e1a0395eee94a3280c67e2278a57e
Christian Brabandt <cb@256bit.org>
parents: 7868
diff changeset
531
7712
bce3b5ddb393 commit https://github.com/vim/vim/commit/520e1e41f35b063ede63b41738c82d6636e78c34
Christian Brabandt <cb@256bit.org>
parents:
diff changeset
532 reader->js_used = (int)(p - reader->js_buf);
10563
bac9cec298ed patch 8.0.0171: JS style JSON does not support single quotes
Christian Brabandt <cb@256bit.org>
parents: 10561
diff changeset
533 if (*p == quote)
7712
bce3b5ddb393 commit https://github.com/vim/vim/commit/520e1e41f35b063ede63b41738c82d6636e78c34
Christian Brabandt <cb@256bit.org>
parents:
diff changeset
534 {
bce3b5ddb393 commit https://github.com/vim/vim/commit/520e1e41f35b063ede63b41738c82d6636e78c34
Christian Brabandt <cb@256bit.org>
parents:
diff changeset
535 ++reader->js_used;
7883
98a96e0ca73b commit https://github.com/vim/vim/commit/56ead341a75e1a0395eee94a3280c67e2278a57e
Christian Brabandt <cb@256bit.org>
parents: 7868
diff changeset
536 if (res != NULL)
98a96e0ca73b commit https://github.com/vim/vim/commit/56ead341a75e1a0395eee94a3280c67e2278a57e
Christian Brabandt <cb@256bit.org>
parents: 7868
diff changeset
537 {
8308
c1f29c1a968a commit https://github.com/vim/vim/commit/80e78847395b5c8ada7861674774d81bd0a42789
Christian Brabandt <cb@256bit.org>
parents: 8306
diff changeset
538 ga_append(&ga, NUL);
7883
98a96e0ca73b commit https://github.com/vim/vim/commit/56ead341a75e1a0395eee94a3280c67e2278a57e
Christian Brabandt <cb@256bit.org>
parents: 7868
diff changeset
539 res->v_type = VAR_STRING;
15597
536dd2bc5ac9 patch 8.1.0806: too many #ifdefs
Bram Moolenaar <Bram@vim.org>
parents: 15555
diff changeset
540 #if defined(USE_ICONV)
8306
7fcf3f6020c1 commit https://github.com/vim/vim/commit/b36287283781e09d8874157b9d9bdc5243a2f319
Christian Brabandt <cb@256bit.org>
parents: 8304
diff changeset
541 if (!enc_utf8)
7fcf3f6020c1 commit https://github.com/vim/vim/commit/b36287283781e09d8874157b9d9bdc5243a2f319
Christian Brabandt <cb@256bit.org>
parents: 8304
diff changeset
542 {
7fcf3f6020c1 commit https://github.com/vim/vim/commit/b36287283781e09d8874157b9d9bdc5243a2f319
Christian Brabandt <cb@256bit.org>
parents: 8304
diff changeset
543 vimconv_T conv;
7fcf3f6020c1 commit https://github.com/vim/vim/commit/b36287283781e09d8874157b9d9bdc5243a2f319
Christian Brabandt <cb@256bit.org>
parents: 8304
diff changeset
544
18800
f41b55f9357c patch 8.1.2388: using old C style comments
Bram Moolenaar <Bram@vim.org>
parents: 17789
diff changeset
545 // Convert the utf-8 string to 'encoding'.
8306
7fcf3f6020c1 commit https://github.com/vim/vim/commit/b36287283781e09d8874157b9d9bdc5243a2f319
Christian Brabandt <cb@256bit.org>
parents: 8304
diff changeset
546 conv.vc_type = CONV_NONE;
7fcf3f6020c1 commit https://github.com/vim/vim/commit/b36287283781e09d8874157b9d9bdc5243a2f319
Christian Brabandt <cb@256bit.org>
parents: 8304
diff changeset
547 convert_setup(&conv, (char_u*)"utf-8", p_enc);
7fcf3f6020c1 commit https://github.com/vim/vim/commit/b36287283781e09d8874157b9d9bdc5243a2f319
Christian Brabandt <cb@256bit.org>
parents: 8304
diff changeset
548 if (conv.vc_type != CONV_NONE)
7fcf3f6020c1 commit https://github.com/vim/vim/commit/b36287283781e09d8874157b9d9bdc5243a2f319
Christian Brabandt <cb@256bit.org>
parents: 8304
diff changeset
549 {
7fcf3f6020c1 commit https://github.com/vim/vim/commit/b36287283781e09d8874157b9d9bdc5243a2f319
Christian Brabandt <cb@256bit.org>
parents: 8304
diff changeset
550 res->vval.v_string =
7fcf3f6020c1 commit https://github.com/vim/vim/commit/b36287283781e09d8874157b9d9bdc5243a2f319
Christian Brabandt <cb@256bit.org>
parents: 8304
diff changeset
551 string_convert(&conv, ga.ga_data, NULL);
7fcf3f6020c1 commit https://github.com/vim/vim/commit/b36287283781e09d8874157b9d9bdc5243a2f319
Christian Brabandt <cb@256bit.org>
parents: 8304
diff changeset
552 vim_free(ga.ga_data);
7fcf3f6020c1 commit https://github.com/vim/vim/commit/b36287283781e09d8874157b9d9bdc5243a2f319
Christian Brabandt <cb@256bit.org>
parents: 8304
diff changeset
553 }
7fcf3f6020c1 commit https://github.com/vim/vim/commit/b36287283781e09d8874157b9d9bdc5243a2f319
Christian Brabandt <cb@256bit.org>
parents: 8304
diff changeset
554 convert_setup(&conv, NULL, NULL);
7fcf3f6020c1 commit https://github.com/vim/vim/commit/b36287283781e09d8874157b9d9bdc5243a2f319
Christian Brabandt <cb@256bit.org>
parents: 8304
diff changeset
555 }
7fcf3f6020c1 commit https://github.com/vim/vim/commit/b36287283781e09d8874157b9d9bdc5243a2f319
Christian Brabandt <cb@256bit.org>
parents: 8304
diff changeset
556 else
7fcf3f6020c1 commit https://github.com/vim/vim/commit/b36287283781e09d8874157b9d9bdc5243a2f319
Christian Brabandt <cb@256bit.org>
parents: 8304
diff changeset
557 #endif
7fcf3f6020c1 commit https://github.com/vim/vim/commit/b36287283781e09d8874157b9d9bdc5243a2f319
Christian Brabandt <cb@256bit.org>
parents: 8304
diff changeset
558 res->vval.v_string = ga.ga_data;
7883
98a96e0ca73b commit https://github.com/vim/vim/commit/56ead341a75e1a0395eee94a3280c67e2278a57e
Christian Brabandt <cb@256bit.org>
parents: 7868
diff changeset
559 }
98a96e0ca73b commit https://github.com/vim/vim/commit/56ead341a75e1a0395eee94a3280c67e2278a57e
Christian Brabandt <cb@256bit.org>
parents: 7868
diff changeset
560 return OK;
7712
bce3b5ddb393 commit https://github.com/vim/vim/commit/520e1e41f35b063ede63b41738c82d6636e78c34
Christian Brabandt <cb@256bit.org>
parents:
diff changeset
561 }
7883
98a96e0ca73b commit https://github.com/vim/vim/commit/56ead341a75e1a0395eee94a3280c67e2278a57e
Christian Brabandt <cb@256bit.org>
parents: 7868
diff changeset
562 if (res != NULL)
7712
bce3b5ddb393 commit https://github.com/vim/vim/commit/520e1e41f35b063ede63b41738c82d6636e78c34
Christian Brabandt <cb@256bit.org>
parents:
diff changeset
563 {
bce3b5ddb393 commit https://github.com/vim/vim/commit/520e1e41f35b063ede63b41738c82d6636e78c34
Christian Brabandt <cb@256bit.org>
parents:
diff changeset
564 res->v_type = VAR_SPECIAL;
bce3b5ddb393 commit https://github.com/vim/vim/commit/520e1e41f35b063ede63b41738c82d6636e78c34
Christian Brabandt <cb@256bit.org>
parents:
diff changeset
565 res->vval.v_number = VVAL_NONE;
7883
98a96e0ca73b commit https://github.com/vim/vim/commit/56ead341a75e1a0395eee94a3280c67e2278a57e
Christian Brabandt <cb@256bit.org>
parents: 7868
diff changeset
566 ga_clear(&ga);
7712
bce3b5ddb393 commit https://github.com/vim/vim/commit/520e1e41f35b063ede63b41738c82d6636e78c34
Christian Brabandt <cb@256bit.org>
parents:
diff changeset
567 }
7883
98a96e0ca73b commit https://github.com/vim/vim/commit/56ead341a75e1a0395eee94a3280c67e2278a57e
Christian Brabandt <cb@256bit.org>
parents: 7868
diff changeset
568 return MAYBE;
7712
bce3b5ddb393 commit https://github.com/vim/vim/commit/520e1e41f35b063ede63b41738c82d6636e78c34
Christian Brabandt <cb@256bit.org>
parents:
diff changeset
569 }
bce3b5ddb393 commit https://github.com/vim/vim/commit/520e1e41f35b063ede63b41738c82d6636e78c34
Christian Brabandt <cb@256bit.org>
parents:
diff changeset
570
10559
4d8be28b5913 patch 8.0.0169: json_decode() may run out of stack space
Christian Brabandt <cb@256bit.org>
parents: 10553
diff changeset
571 typedef enum {
18800
f41b55f9357c patch 8.1.2388: using old C style comments
Bram Moolenaar <Bram@vim.org>
parents: 17789
diff changeset
572 JSON_ARRAY, // parsing items in an array
f41b55f9357c patch 8.1.2388: using old C style comments
Bram Moolenaar <Bram@vim.org>
parents: 17789
diff changeset
573 JSON_OBJECT_KEY, // parsing key of an object
f41b55f9357c patch 8.1.2388: using old C style comments
Bram Moolenaar <Bram@vim.org>
parents: 17789
diff changeset
574 JSON_OBJECT // parsing item in an object, after the key
10559
4d8be28b5913 patch 8.0.0169: json_decode() may run out of stack space
Christian Brabandt <cb@256bit.org>
parents: 10553
diff changeset
575 } json_decode_T;
4d8be28b5913 patch 8.0.0169: json_decode() may run out of stack space
Christian Brabandt <cb@256bit.org>
parents: 10553
diff changeset
576
4d8be28b5913 patch 8.0.0169: json_decode() may run out of stack space
Christian Brabandt <cb@256bit.org>
parents: 10553
diff changeset
577 typedef struct {
4d8be28b5913 patch 8.0.0169: json_decode() may run out of stack space
Christian Brabandt <cb@256bit.org>
parents: 10553
diff changeset
578 json_decode_T jd_type;
18800
f41b55f9357c patch 8.1.2388: using old C style comments
Bram Moolenaar <Bram@vim.org>
parents: 17789
diff changeset
579 typval_T jd_tv; // the list or dict
10559
4d8be28b5913 patch 8.0.0169: json_decode() may run out of stack space
Christian Brabandt <cb@256bit.org>
parents: 10553
diff changeset
580 typval_T jd_key_tv;
4d8be28b5913 patch 8.0.0169: json_decode() may run out of stack space
Christian Brabandt <cb@256bit.org>
parents: 10553
diff changeset
581 char_u *jd_key;
4d8be28b5913 patch 8.0.0169: json_decode() may run out of stack space
Christian Brabandt <cb@256bit.org>
parents: 10553
diff changeset
582 } json_dec_item_T;
4d8be28b5913 patch 8.0.0169: json_decode() may run out of stack space
Christian Brabandt <cb@256bit.org>
parents: 10553
diff changeset
583
7712
bce3b5ddb393 commit https://github.com/vim/vim/commit/520e1e41f35b063ede63b41738c82d6636e78c34
Christian Brabandt <cb@256bit.org>
parents:
diff changeset
584 /*
7883
98a96e0ca73b commit https://github.com/vim/vim/commit/56ead341a75e1a0395eee94a3280c67e2278a57e
Christian Brabandt <cb@256bit.org>
parents: 7868
diff changeset
585 * Decode one item and put it in "res". If "res" is NULL only advance.
7712
bce3b5ddb393 commit https://github.com/vim/vim/commit/520e1e41f35b063ede63b41738c82d6636e78c34
Christian Brabandt <cb@256bit.org>
parents:
diff changeset
586 * Must already have skipped white space.
7883
98a96e0ca73b commit https://github.com/vim/vim/commit/56ead341a75e1a0395eee94a3280c67e2278a57e
Christian Brabandt <cb@256bit.org>
parents: 7868
diff changeset
587 *
10553
f83b6a0b6148 patch 8.0.0166: JSON with a duplicate key gives an internal error
Christian Brabandt <cb@256bit.org>
parents: 10359
diff changeset
588 * Return FAIL for a decoding error (and give an error).
7883
98a96e0ca73b commit https://github.com/vim/vim/commit/56ead341a75e1a0395eee94a3280c67e2278a57e
Christian Brabandt <cb@256bit.org>
parents: 7868
diff changeset
589 * Return MAYBE for an incomplete message.
7712
bce3b5ddb393 commit https://github.com/vim/vim/commit/520e1e41f35b063ede63b41738c82d6636e78c34
Christian Brabandt <cb@256bit.org>
parents:
diff changeset
590 */
7883
98a96e0ca73b commit https://github.com/vim/vim/commit/56ead341a75e1a0395eee94a3280c67e2278a57e
Christian Brabandt <cb@256bit.org>
parents: 7868
diff changeset
591 static int
7967
45ea5ebf3a98 commit https://github.com/vim/vim/commit/595e64e259faefb330866852e1b9f6168544572a
Christian Brabandt <cb@256bit.org>
parents: 7965
diff changeset
592 json_decode_item(js_read_T *reader, typval_T *res, int options)
7712
bce3b5ddb393 commit https://github.com/vim/vim/commit/520e1e41f35b063ede63b41738c82d6636e78c34
Christian Brabandt <cb@256bit.org>
parents:
diff changeset
593 {
7883
98a96e0ca73b commit https://github.com/vim/vim/commit/56ead341a75e1a0395eee94a3280c67e2278a57e
Christian Brabandt <cb@256bit.org>
parents: 7868
diff changeset
594 char_u *p;
98a96e0ca73b commit https://github.com/vim/vim/commit/56ead341a75e1a0395eee94a3280c67e2278a57e
Christian Brabandt <cb@256bit.org>
parents: 7868
diff changeset
595 int len;
10559
4d8be28b5913 patch 8.0.0169: json_decode() may run out of stack space
Christian Brabandt <cb@256bit.org>
parents: 10553
diff changeset
596 int retval;
4d8be28b5913 patch 8.0.0169: json_decode() may run out of stack space
Christian Brabandt <cb@256bit.org>
parents: 10553
diff changeset
597 garray_T stack;
4d8be28b5913 patch 8.0.0169: json_decode() may run out of stack space
Christian Brabandt <cb@256bit.org>
parents: 10553
diff changeset
598 typval_T item;
4d8be28b5913 patch 8.0.0169: json_decode() may run out of stack space
Christian Brabandt <cb@256bit.org>
parents: 10553
diff changeset
599 typval_T *cur_item;
4d8be28b5913 patch 8.0.0169: json_decode() may run out of stack space
Christian Brabandt <cb@256bit.org>
parents: 10553
diff changeset
600 json_dec_item_T *top_item;
4d8be28b5913 patch 8.0.0169: json_decode() may run out of stack space
Christian Brabandt <cb@256bit.org>
parents: 10553
diff changeset
601 char_u key_buf[NUMBUFLEN];
4d8be28b5913 patch 8.0.0169: json_decode() may run out of stack space
Christian Brabandt <cb@256bit.org>
parents: 10553
diff changeset
602
4d8be28b5913 patch 8.0.0169: json_decode() may run out of stack space
Christian Brabandt <cb@256bit.org>
parents: 10553
diff changeset
603 ga_init2(&stack, sizeof(json_dec_item_T), 100);
4d8be28b5913 patch 8.0.0169: json_decode() may run out of stack space
Christian Brabandt <cb@256bit.org>
parents: 10553
diff changeset
604 cur_item = res;
4d8be28b5913 patch 8.0.0169: json_decode() may run out of stack space
Christian Brabandt <cb@256bit.org>
parents: 10553
diff changeset
605 init_tv(&item);
10561
e025378406d1 patch 8.0.0170: crash in channel test
Christian Brabandt <cb@256bit.org>
parents: 10559
diff changeset
606 if (res != NULL)
e025378406d1 patch 8.0.0170: crash in channel test
Christian Brabandt <cb@256bit.org>
parents: 10559
diff changeset
607 init_tv(res);
7712
bce3b5ddb393 commit https://github.com/vim/vim/commit/520e1e41f35b063ede63b41738c82d6636e78c34
Christian Brabandt <cb@256bit.org>
parents:
diff changeset
608
7883
98a96e0ca73b commit https://github.com/vim/vim/commit/56ead341a75e1a0395eee94a3280c67e2278a57e
Christian Brabandt <cb@256bit.org>
parents: 7868
diff changeset
609 fill_numbuflen(reader);
98a96e0ca73b commit https://github.com/vim/vim/commit/56ead341a75e1a0395eee94a3280c67e2278a57e
Christian Brabandt <cb@256bit.org>
parents: 7868
diff changeset
610 p = reader->js_buf + reader->js_used;
10559
4d8be28b5913 patch 8.0.0169: json_decode() may run out of stack space
Christian Brabandt <cb@256bit.org>
parents: 10553
diff changeset
611 for (;;)
7712
bce3b5ddb393 commit https://github.com/vim/vim/commit/520e1e41f35b063ede63b41738c82d6636e78c34
Christian Brabandt <cb@256bit.org>
parents:
diff changeset
612 {
10559
4d8be28b5913 patch 8.0.0169: json_decode() may run out of stack space
Christian Brabandt <cb@256bit.org>
parents: 10553
diff changeset
613 top_item = NULL;
4d8be28b5913 patch 8.0.0169: json_decode() may run out of stack space
Christian Brabandt <cb@256bit.org>
parents: 10553
diff changeset
614 if (stack.ga_len > 0)
4d8be28b5913 patch 8.0.0169: json_decode() may run out of stack space
Christian Brabandt <cb@256bit.org>
parents: 10553
diff changeset
615 {
4d8be28b5913 patch 8.0.0169: json_decode() may run out of stack space
Christian Brabandt <cb@256bit.org>
parents: 10553
diff changeset
616 top_item = ((json_dec_item_T *)stack.ga_data) + stack.ga_len - 1;
4d8be28b5913 patch 8.0.0169: json_decode() may run out of stack space
Christian Brabandt <cb@256bit.org>
parents: 10553
diff changeset
617 json_skip_white(reader);
4d8be28b5913 patch 8.0.0169: json_decode() may run out of stack space
Christian Brabandt <cb@256bit.org>
parents: 10553
diff changeset
618 p = reader->js_buf + reader->js_used;
4d8be28b5913 patch 8.0.0169: json_decode() may run out of stack space
Christian Brabandt <cb@256bit.org>
parents: 10553
diff changeset
619 if (*p == NUL)
10553
f83b6a0b6148 patch 8.0.0166: JSON with a duplicate key gives an internal error
Christian Brabandt <cb@256bit.org>
parents: 10359
diff changeset
620 {
10559
4d8be28b5913 patch 8.0.0169: json_decode() may run out of stack space
Christian Brabandt <cb@256bit.org>
parents: 10553
diff changeset
621 retval = MAYBE;
4d8be28b5913 patch 8.0.0169: json_decode() may run out of stack space
Christian Brabandt <cb@256bit.org>
parents: 10553
diff changeset
622 if (top_item->jd_type == JSON_OBJECT)
18800
f41b55f9357c patch 8.1.2388: using old C style comments
Bram Moolenaar <Bram@vim.org>
parents: 17789
diff changeset
623 // did get the key, clear it
10559
4d8be28b5913 patch 8.0.0169: json_decode() may run out of stack space
Christian Brabandt <cb@256bit.org>
parents: 10553
diff changeset
624 clear_tv(&top_item->jd_key_tv);
4d8be28b5913 patch 8.0.0169: json_decode() may run out of stack space
Christian Brabandt <cb@256bit.org>
parents: 10553
diff changeset
625 goto theend;
4d8be28b5913 patch 8.0.0169: json_decode() may run out of stack space
Christian Brabandt <cb@256bit.org>
parents: 10553
diff changeset
626 }
4d8be28b5913 patch 8.0.0169: json_decode() may run out of stack space
Christian Brabandt <cb@256bit.org>
parents: 10553
diff changeset
627 if (top_item->jd_type == JSON_OBJECT_KEY
4d8be28b5913 patch 8.0.0169: json_decode() may run out of stack space
Christian Brabandt <cb@256bit.org>
parents: 10553
diff changeset
628 || top_item->jd_type == JSON_ARRAY)
4d8be28b5913 patch 8.0.0169: json_decode() may run out of stack space
Christian Brabandt <cb@256bit.org>
parents: 10553
diff changeset
629 {
18800
f41b55f9357c patch 8.1.2388: using old C style comments
Bram Moolenaar <Bram@vim.org>
parents: 17789
diff changeset
630 // Check for end of object or array.
10559
4d8be28b5913 patch 8.0.0169: json_decode() may run out of stack space
Christian Brabandt <cb@256bit.org>
parents: 10553
diff changeset
631 if (*p == (top_item->jd_type == JSON_ARRAY ? ']' : '}'))
4d8be28b5913 patch 8.0.0169: json_decode() may run out of stack space
Christian Brabandt <cb@256bit.org>
parents: 10553
diff changeset
632 {
18800
f41b55f9357c patch 8.1.2388: using old C style comments
Bram Moolenaar <Bram@vim.org>
parents: 17789
diff changeset
633 ++reader->js_used; // consume the ']' or '}'
10559
4d8be28b5913 patch 8.0.0169: json_decode() may run out of stack space
Christian Brabandt <cb@256bit.org>
parents: 10553
diff changeset
634 --stack.ga_len;
4d8be28b5913 patch 8.0.0169: json_decode() may run out of stack space
Christian Brabandt <cb@256bit.org>
parents: 10553
diff changeset
635 if (stack.ga_len == 0)
4d8be28b5913 patch 8.0.0169: json_decode() may run out of stack space
Christian Brabandt <cb@256bit.org>
parents: 10553
diff changeset
636 {
4d8be28b5913 patch 8.0.0169: json_decode() may run out of stack space
Christian Brabandt <cb@256bit.org>
parents: 10553
diff changeset
637 retval = OK;
4d8be28b5913 patch 8.0.0169: json_decode() may run out of stack space
Christian Brabandt <cb@256bit.org>
parents: 10553
diff changeset
638 goto theend;
4d8be28b5913 patch 8.0.0169: json_decode() may run out of stack space
Christian Brabandt <cb@256bit.org>
parents: 10553
diff changeset
639 }
4d8be28b5913 patch 8.0.0169: json_decode() may run out of stack space
Christian Brabandt <cb@256bit.org>
parents: 10553
diff changeset
640 if (cur_item != NULL)
4d8be28b5913 patch 8.0.0169: json_decode() may run out of stack space
Christian Brabandt <cb@256bit.org>
parents: 10553
diff changeset
641 cur_item = &top_item->jd_tv;
4d8be28b5913 patch 8.0.0169: json_decode() may run out of stack space
Christian Brabandt <cb@256bit.org>
parents: 10553
diff changeset
642 goto item_end;
4d8be28b5913 patch 8.0.0169: json_decode() may run out of stack space
Christian Brabandt <cb@256bit.org>
parents: 10553
diff changeset
643 }
10553
f83b6a0b6148 patch 8.0.0166: JSON with a duplicate key gives an internal error
Christian Brabandt <cb@256bit.org>
parents: 10359
diff changeset
644 }
10559
4d8be28b5913 patch 8.0.0169: json_decode() may run out of stack space
Christian Brabandt <cb@256bit.org>
parents: 10553
diff changeset
645 }
4d8be28b5913 patch 8.0.0169: json_decode() may run out of stack space
Christian Brabandt <cb@256bit.org>
parents: 10553
diff changeset
646
4d8be28b5913 patch 8.0.0169: json_decode() may run out of stack space
Christian Brabandt <cb@256bit.org>
parents: 10553
diff changeset
647 if (top_item != NULL && top_item->jd_type == JSON_OBJECT_KEY
4d8be28b5913 patch 8.0.0169: json_decode() may run out of stack space
Christian Brabandt <cb@256bit.org>
parents: 10553
diff changeset
648 && (options & JSON_JS)
10563
bac9cec298ed patch 8.0.0171: JS style JSON does not support single quotes
Christian Brabandt <cb@256bit.org>
parents: 10561
diff changeset
649 && reader->js_buf[reader->js_used] != '"'
13456
7495e3ee1a69 patch 8.0.1602: crash in parsing JSON
Christian Brabandt <cb@256bit.org>
parents: 13031
diff changeset
650 && reader->js_buf[reader->js_used] != '\''
7495e3ee1a69 patch 8.0.1602: crash in parsing JSON
Christian Brabandt <cb@256bit.org>
parents: 13031
diff changeset
651 && reader->js_buf[reader->js_used] != '['
7495e3ee1a69 patch 8.0.1602: crash in parsing JSON
Christian Brabandt <cb@256bit.org>
parents: 13031
diff changeset
652 && reader->js_buf[reader->js_used] != '{')
10559
4d8be28b5913 patch 8.0.0169: json_decode() may run out of stack space
Christian Brabandt <cb@256bit.org>
parents: 10553
diff changeset
653 {
4d8be28b5913 patch 8.0.0169: json_decode() may run out of stack space
Christian Brabandt <cb@256bit.org>
parents: 10553
diff changeset
654 char_u *key;
4d8be28b5913 patch 8.0.0169: json_decode() may run out of stack space
Christian Brabandt <cb@256bit.org>
parents: 10553
diff changeset
655
18800
f41b55f9357c patch 8.1.2388: using old C style comments
Bram Moolenaar <Bram@vim.org>
parents: 17789
diff changeset
656 // accept an object key that is not in quotes
10559
4d8be28b5913 patch 8.0.0169: json_decode() may run out of stack space
Christian Brabandt <cb@256bit.org>
parents: 10553
diff changeset
657 key = p = reader->js_buf + reader->js_used;
4d8be28b5913 patch 8.0.0169: json_decode() may run out of stack space
Christian Brabandt <cb@256bit.org>
parents: 10553
diff changeset
658 while (*p != NUL && *p != ':' && *p > ' ')
4d8be28b5913 patch 8.0.0169: json_decode() may run out of stack space
Christian Brabandt <cb@256bit.org>
parents: 10553
diff changeset
659 ++p;
10652
bb4360d64eb2 patch 8.0.0216: decoding js style json may fail
Christian Brabandt <cb@256bit.org>
parents: 10581
diff changeset
660 if (cur_item != NULL)
bb4360d64eb2 patch 8.0.0216: decoding js style json may fail
Christian Brabandt <cb@256bit.org>
parents: 10581
diff changeset
661 {
bb4360d64eb2 patch 8.0.0216: decoding js style json may fail
Christian Brabandt <cb@256bit.org>
parents: 10581
diff changeset
662 cur_item->v_type = VAR_STRING;
bb4360d64eb2 patch 8.0.0216: decoding js style json may fail
Christian Brabandt <cb@256bit.org>
parents: 10581
diff changeset
663 cur_item->vval.v_string = vim_strnsave(key, (int)(p - key));
bb4360d64eb2 patch 8.0.0216: decoding js style json may fail
Christian Brabandt <cb@256bit.org>
parents: 10581
diff changeset
664 top_item->jd_key = cur_item->vval.v_string;
bb4360d64eb2 patch 8.0.0216: decoding js style json may fail
Christian Brabandt <cb@256bit.org>
parents: 10581
diff changeset
665 }
10559
4d8be28b5913 patch 8.0.0169: json_decode() may run out of stack space
Christian Brabandt <cb@256bit.org>
parents: 10553
diff changeset
666 reader->js_used += (int)(p - key);
4d8be28b5913 patch 8.0.0169: json_decode() may run out of stack space
Christian Brabandt <cb@256bit.org>
parents: 10553
diff changeset
667 }
4d8be28b5913 patch 8.0.0169: json_decode() may run out of stack space
Christian Brabandt <cb@256bit.org>
parents: 10553
diff changeset
668 else
4d8be28b5913 patch 8.0.0169: json_decode() may run out of stack space
Christian Brabandt <cb@256bit.org>
parents: 10553
diff changeset
669 {
4d8be28b5913 patch 8.0.0169: json_decode() may run out of stack space
Christian Brabandt <cb@256bit.org>
parents: 10553
diff changeset
670 switch (*p)
7883
98a96e0ca73b commit https://github.com/vim/vim/commit/56ead341a75e1a0395eee94a3280c67e2278a57e
Christian Brabandt <cb@256bit.org>
parents: 7868
diff changeset
671 {
18800
f41b55f9357c patch 8.1.2388: using old C style comments
Bram Moolenaar <Bram@vim.org>
parents: 17789
diff changeset
672 case '[': // start of array
13456
7495e3ee1a69 patch 8.0.1602: crash in parsing JSON
Christian Brabandt <cb@256bit.org>
parents: 13031
diff changeset
673 if (top_item && top_item->jd_type == JSON_OBJECT_KEY)
7495e3ee1a69 patch 8.0.1602: crash in parsing JSON
Christian Brabandt <cb@256bit.org>
parents: 13031
diff changeset
674 {
7495e3ee1a69 patch 8.0.1602: crash in parsing JSON
Christian Brabandt <cb@256bit.org>
parents: 13031
diff changeset
675 retval = FAIL;
7495e3ee1a69 patch 8.0.1602: crash in parsing JSON
Christian Brabandt <cb@256bit.org>
parents: 13031
diff changeset
676 break;
7495e3ee1a69 patch 8.0.1602: crash in parsing JSON
Christian Brabandt <cb@256bit.org>
parents: 13031
diff changeset
677 }
10559
4d8be28b5913 patch 8.0.0169: json_decode() may run out of stack space
Christian Brabandt <cb@256bit.org>
parents: 10553
diff changeset
678 if (ga_grow(&stack, 1) == FAIL)
4d8be28b5913 patch 8.0.0169: json_decode() may run out of stack space
Christian Brabandt <cb@256bit.org>
parents: 10553
diff changeset
679 {
4d8be28b5913 patch 8.0.0169: json_decode() may run out of stack space
Christian Brabandt <cb@256bit.org>
parents: 10553
diff changeset
680 retval = FAIL;
4d8be28b5913 patch 8.0.0169: json_decode() may run out of stack space
Christian Brabandt <cb@256bit.org>
parents: 10553
diff changeset
681 break;
4d8be28b5913 patch 8.0.0169: json_decode() may run out of stack space
Christian Brabandt <cb@256bit.org>
parents: 10553
diff changeset
682 }
4d8be28b5913 patch 8.0.0169: json_decode() may run out of stack space
Christian Brabandt <cb@256bit.org>
parents: 10553
diff changeset
683 if (cur_item != NULL && rettv_list_alloc(cur_item) == FAIL)
4d8be28b5913 patch 8.0.0169: json_decode() may run out of stack space
Christian Brabandt <cb@256bit.org>
parents: 10553
diff changeset
684 {
4d8be28b5913 patch 8.0.0169: json_decode() may run out of stack space
Christian Brabandt <cb@256bit.org>
parents: 10553
diff changeset
685 cur_item->v_type = VAR_SPECIAL;
4d8be28b5913 patch 8.0.0169: json_decode() may run out of stack space
Christian Brabandt <cb@256bit.org>
parents: 10553
diff changeset
686 cur_item->vval.v_number = VVAL_NONE;
4d8be28b5913 patch 8.0.0169: json_decode() may run out of stack space
Christian Brabandt <cb@256bit.org>
parents: 10553
diff changeset
687 retval = FAIL;
4d8be28b5913 patch 8.0.0169: json_decode() may run out of stack space
Christian Brabandt <cb@256bit.org>
parents: 10553
diff changeset
688 break;
4d8be28b5913 patch 8.0.0169: json_decode() may run out of stack space
Christian Brabandt <cb@256bit.org>
parents: 10553
diff changeset
689 }
7712
bce3b5ddb393 commit https://github.com/vim/vim/commit/520e1e41f35b063ede63b41738c82d6636e78c34
Christian Brabandt <cb@256bit.org>
parents:
diff changeset
690
18800
f41b55f9357c patch 8.1.2388: using old C style comments
Bram Moolenaar <Bram@vim.org>
parents: 17789
diff changeset
691 ++reader->js_used; // consume the '['
10559
4d8be28b5913 patch 8.0.0169: json_decode() may run out of stack space
Christian Brabandt <cb@256bit.org>
parents: 10553
diff changeset
692 top_item = ((json_dec_item_T *)stack.ga_data)
4d8be28b5913 patch 8.0.0169: json_decode() may run out of stack space
Christian Brabandt <cb@256bit.org>
parents: 10553
diff changeset
693 + stack.ga_len;
4d8be28b5913 patch 8.0.0169: json_decode() may run out of stack space
Christian Brabandt <cb@256bit.org>
parents: 10553
diff changeset
694 top_item->jd_type = JSON_ARRAY;
4d8be28b5913 patch 8.0.0169: json_decode() may run out of stack space
Christian Brabandt <cb@256bit.org>
parents: 10553
diff changeset
695 ++stack.ga_len;
4d8be28b5913 patch 8.0.0169: json_decode() may run out of stack space
Christian Brabandt <cb@256bit.org>
parents: 10553
diff changeset
696 if (cur_item != NULL)
4d8be28b5913 patch 8.0.0169: json_decode() may run out of stack space
Christian Brabandt <cb@256bit.org>
parents: 10553
diff changeset
697 {
4d8be28b5913 patch 8.0.0169: json_decode() may run out of stack space
Christian Brabandt <cb@256bit.org>
parents: 10553
diff changeset
698 top_item->jd_tv = *cur_item;
4d8be28b5913 patch 8.0.0169: json_decode() may run out of stack space
Christian Brabandt <cb@256bit.org>
parents: 10553
diff changeset
699 cur_item = &item;
4d8be28b5913 patch 8.0.0169: json_decode() may run out of stack space
Christian Brabandt <cb@256bit.org>
parents: 10553
diff changeset
700 }
4d8be28b5913 patch 8.0.0169: json_decode() may run out of stack space
Christian Brabandt <cb@256bit.org>
parents: 10553
diff changeset
701 continue;
7883
98a96e0ca73b commit https://github.com/vim/vim/commit/56ead341a75e1a0395eee94a3280c67e2278a57e
Christian Brabandt <cb@256bit.org>
parents: 7868
diff changeset
702
18800
f41b55f9357c patch 8.1.2388: using old C style comments
Bram Moolenaar <Bram@vim.org>
parents: 17789
diff changeset
703 case '{': // start of object
13456
7495e3ee1a69 patch 8.0.1602: crash in parsing JSON
Christian Brabandt <cb@256bit.org>
parents: 13031
diff changeset
704 if (top_item && top_item->jd_type == JSON_OBJECT_KEY)
7495e3ee1a69 patch 8.0.1602: crash in parsing JSON
Christian Brabandt <cb@256bit.org>
parents: 13031
diff changeset
705 {
7495e3ee1a69 patch 8.0.1602: crash in parsing JSON
Christian Brabandt <cb@256bit.org>
parents: 13031
diff changeset
706 retval = FAIL;
7495e3ee1a69 patch 8.0.1602: crash in parsing JSON
Christian Brabandt <cb@256bit.org>
parents: 13031
diff changeset
707 break;
7495e3ee1a69 patch 8.0.1602: crash in parsing JSON
Christian Brabandt <cb@256bit.org>
parents: 13031
diff changeset
708 }
10559
4d8be28b5913 patch 8.0.0169: json_decode() may run out of stack space
Christian Brabandt <cb@256bit.org>
parents: 10553
diff changeset
709 if (ga_grow(&stack, 1) == FAIL)
4d8be28b5913 patch 8.0.0169: json_decode() may run out of stack space
Christian Brabandt <cb@256bit.org>
parents: 10553
diff changeset
710 {
4d8be28b5913 patch 8.0.0169: json_decode() may run out of stack space
Christian Brabandt <cb@256bit.org>
parents: 10553
diff changeset
711 retval = FAIL;
4d8be28b5913 patch 8.0.0169: json_decode() may run out of stack space
Christian Brabandt <cb@256bit.org>
parents: 10553
diff changeset
712 break;
4d8be28b5913 patch 8.0.0169: json_decode() may run out of stack space
Christian Brabandt <cb@256bit.org>
parents: 10553
diff changeset
713 }
4d8be28b5913 patch 8.0.0169: json_decode() may run out of stack space
Christian Brabandt <cb@256bit.org>
parents: 10553
diff changeset
714 if (cur_item != NULL && rettv_dict_alloc(cur_item) == FAIL)
4d8be28b5913 patch 8.0.0169: json_decode() may run out of stack space
Christian Brabandt <cb@256bit.org>
parents: 10553
diff changeset
715 {
4d8be28b5913 patch 8.0.0169: json_decode() may run out of stack space
Christian Brabandt <cb@256bit.org>
parents: 10553
diff changeset
716 cur_item->v_type = VAR_SPECIAL;
4d8be28b5913 patch 8.0.0169: json_decode() may run out of stack space
Christian Brabandt <cb@256bit.org>
parents: 10553
diff changeset
717 cur_item->vval.v_number = VVAL_NONE;
4d8be28b5913 patch 8.0.0169: json_decode() may run out of stack space
Christian Brabandt <cb@256bit.org>
parents: 10553
diff changeset
718 retval = FAIL;
4d8be28b5913 patch 8.0.0169: json_decode() may run out of stack space
Christian Brabandt <cb@256bit.org>
parents: 10553
diff changeset
719 break;
4d8be28b5913 patch 8.0.0169: json_decode() may run out of stack space
Christian Brabandt <cb@256bit.org>
parents: 10553
diff changeset
720 }
4d8be28b5913 patch 8.0.0169: json_decode() may run out of stack space
Christian Brabandt <cb@256bit.org>
parents: 10553
diff changeset
721
18800
f41b55f9357c patch 8.1.2388: using old C style comments
Bram Moolenaar <Bram@vim.org>
parents: 17789
diff changeset
722 ++reader->js_used; // consume the '{'
10559
4d8be28b5913 patch 8.0.0169: json_decode() may run out of stack space
Christian Brabandt <cb@256bit.org>
parents: 10553
diff changeset
723 top_item = ((json_dec_item_T *)stack.ga_data)
4d8be28b5913 patch 8.0.0169: json_decode() may run out of stack space
Christian Brabandt <cb@256bit.org>
parents: 10553
diff changeset
724 + stack.ga_len;
4d8be28b5913 patch 8.0.0169: json_decode() may run out of stack space
Christian Brabandt <cb@256bit.org>
parents: 10553
diff changeset
725 top_item->jd_type = JSON_OBJECT_KEY;
4d8be28b5913 patch 8.0.0169: json_decode() may run out of stack space
Christian Brabandt <cb@256bit.org>
parents: 10553
diff changeset
726 ++stack.ga_len;
4d8be28b5913 patch 8.0.0169: json_decode() may run out of stack space
Christian Brabandt <cb@256bit.org>
parents: 10553
diff changeset
727 if (cur_item != NULL)
4d8be28b5913 patch 8.0.0169: json_decode() may run out of stack space
Christian Brabandt <cb@256bit.org>
parents: 10553
diff changeset
728 {
4d8be28b5913 patch 8.0.0169: json_decode() may run out of stack space
Christian Brabandt <cb@256bit.org>
parents: 10553
diff changeset
729 top_item->jd_tv = *cur_item;
4d8be28b5913 patch 8.0.0169: json_decode() may run out of stack space
Christian Brabandt <cb@256bit.org>
parents: 10553
diff changeset
730 cur_item = &top_item->jd_key_tv;
4d8be28b5913 patch 8.0.0169: json_decode() may run out of stack space
Christian Brabandt <cb@256bit.org>
parents: 10553
diff changeset
731 }
4d8be28b5913 patch 8.0.0169: json_decode() may run out of stack space
Christian Brabandt <cb@256bit.org>
parents: 10553
diff changeset
732 continue;
4d8be28b5913 patch 8.0.0169: json_decode() may run out of stack space
Christian Brabandt <cb@256bit.org>
parents: 10553
diff changeset
733
18800
f41b55f9357c patch 8.1.2388: using old C style comments
Bram Moolenaar <Bram@vim.org>
parents: 17789
diff changeset
734 case '"': // string
10563
bac9cec298ed patch 8.0.0171: JS style JSON does not support single quotes
Christian Brabandt <cb@256bit.org>
parents: 10561
diff changeset
735 retval = json_decode_string(reader, cur_item, *p);
bac9cec298ed patch 8.0.0171: JS style JSON does not support single quotes
Christian Brabandt <cb@256bit.org>
parents: 10561
diff changeset
736 break;
bac9cec298ed patch 8.0.0171: JS style JSON does not support single quotes
Christian Brabandt <cb@256bit.org>
parents: 10561
diff changeset
737
bac9cec298ed patch 8.0.0171: JS style JSON does not support single quotes
Christian Brabandt <cb@256bit.org>
parents: 10561
diff changeset
738 case '\'':
bac9cec298ed patch 8.0.0171: JS style JSON does not support single quotes
Christian Brabandt <cb@256bit.org>
parents: 10561
diff changeset
739 if (options & JSON_JS)
bac9cec298ed patch 8.0.0171: JS style JSON does not support single quotes
Christian Brabandt <cb@256bit.org>
parents: 10561
diff changeset
740 retval = json_decode_string(reader, cur_item, *p);
bac9cec298ed patch 8.0.0171: JS style JSON does not support single quotes
Christian Brabandt <cb@256bit.org>
parents: 10561
diff changeset
741 else
bac9cec298ed patch 8.0.0171: JS style JSON does not support single quotes
Christian Brabandt <cb@256bit.org>
parents: 10561
diff changeset
742 {
15470
55ccc2d353bd patch 8.1.0743: giving error messages is not flexible
Bram Moolenaar <Bram@vim.org>
parents: 15454
diff changeset
743 emsg(_(e_invarg));
10563
bac9cec298ed patch 8.0.0171: JS style JSON does not support single quotes
Christian Brabandt <cb@256bit.org>
parents: 10561
diff changeset
744 retval = FAIL;
bac9cec298ed patch 8.0.0171: JS style JSON does not support single quotes
Christian Brabandt <cb@256bit.org>
parents: 10561
diff changeset
745 }
10559
4d8be28b5913 patch 8.0.0169: json_decode() may run out of stack space
Christian Brabandt <cb@256bit.org>
parents: 10553
diff changeset
746 break;
4d8be28b5913 patch 8.0.0169: json_decode() may run out of stack space
Christian Brabandt <cb@256bit.org>
parents: 10553
diff changeset
747
18800
f41b55f9357c patch 8.1.2388: using old C style comments
Bram Moolenaar <Bram@vim.org>
parents: 17789
diff changeset
748 case ',': // comma: empty item
10559
4d8be28b5913 patch 8.0.0169: json_decode() may run out of stack space
Christian Brabandt <cb@256bit.org>
parents: 10553
diff changeset
749 if ((options & JSON_JS) == 0)
10553
f83b6a0b6148 patch 8.0.0166: JSON with a duplicate key gives an internal error
Christian Brabandt <cb@256bit.org>
parents: 10359
diff changeset
750 {
15470
55ccc2d353bd patch 8.1.0743: giving error messages is not flexible
Bram Moolenaar <Bram@vim.org>
parents: 15454
diff changeset
751 emsg(_(e_invarg));
10559
4d8be28b5913 patch 8.0.0169: json_decode() may run out of stack space
Christian Brabandt <cb@256bit.org>
parents: 10553
diff changeset
752 retval = FAIL;
4d8be28b5913 patch 8.0.0169: json_decode() may run out of stack space
Christian Brabandt <cb@256bit.org>
parents: 10553
diff changeset
753 break;
4d8be28b5913 patch 8.0.0169: json_decode() may run out of stack space
Christian Brabandt <cb@256bit.org>
parents: 10553
diff changeset
754 }
18800
f41b55f9357c patch 8.1.2388: using old C style comments
Bram Moolenaar <Bram@vim.org>
parents: 17789
diff changeset
755 // FALLTHROUGH
f41b55f9357c patch 8.1.2388: using old C style comments
Bram Moolenaar <Bram@vim.org>
parents: 17789
diff changeset
756 case NUL: // empty
10559
4d8be28b5913 patch 8.0.0169: json_decode() may run out of stack space
Christian Brabandt <cb@256bit.org>
parents: 10553
diff changeset
757 if (cur_item != NULL)
4d8be28b5913 patch 8.0.0169: json_decode() may run out of stack space
Christian Brabandt <cb@256bit.org>
parents: 10553
diff changeset
758 {
4d8be28b5913 patch 8.0.0169: json_decode() may run out of stack space
Christian Brabandt <cb@256bit.org>
parents: 10553
diff changeset
759 cur_item->v_type = VAR_SPECIAL;
4d8be28b5913 patch 8.0.0169: json_decode() may run out of stack space
Christian Brabandt <cb@256bit.org>
parents: 10553
diff changeset
760 cur_item->vval.v_number = VVAL_NONE;
4d8be28b5913 patch 8.0.0169: json_decode() may run out of stack space
Christian Brabandt <cb@256bit.org>
parents: 10553
diff changeset
761 }
4d8be28b5913 patch 8.0.0169: json_decode() may run out of stack space
Christian Brabandt <cb@256bit.org>
parents: 10553
diff changeset
762 retval = OK;
4d8be28b5913 patch 8.0.0169: json_decode() may run out of stack space
Christian Brabandt <cb@256bit.org>
parents: 10553
diff changeset
763 break;
4d8be28b5913 patch 8.0.0169: json_decode() may run out of stack space
Christian Brabandt <cb@256bit.org>
parents: 10553
diff changeset
764
4d8be28b5913 patch 8.0.0169: json_decode() may run out of stack space
Christian Brabandt <cb@256bit.org>
parents: 10553
diff changeset
765 default:
19193
9f98957582d6 patch 8.2.0155: warnings from MinGW compiler; tests fail without +float
Bram Moolenaar <Bram@vim.org>
parents: 19181
diff changeset
766 if (VIM_ISDIGIT(*p) || (*p == '-'
9f98957582d6 patch 8.2.0155: warnings from MinGW compiler; tests fail without +float
Bram Moolenaar <Bram@vim.org>
parents: 19181
diff changeset
767 && (VIM_ISDIGIT(p[1]) || p[1] == NUL)))
10559
4d8be28b5913 patch 8.0.0169: json_decode() may run out of stack space
Christian Brabandt <cb@256bit.org>
parents: 10553
diff changeset
768 {
4d8be28b5913 patch 8.0.0169: json_decode() may run out of stack space
Christian Brabandt <cb@256bit.org>
parents: 10553
diff changeset
769 char_u *sp = p;
4d8be28b5913 patch 8.0.0169: json_decode() may run out of stack space
Christian Brabandt <cb@256bit.org>
parents: 10553
diff changeset
770
4d8be28b5913 patch 8.0.0169: json_decode() may run out of stack space
Christian Brabandt <cb@256bit.org>
parents: 10553
diff changeset
771 if (*sp == '-')
4d8be28b5913 patch 8.0.0169: json_decode() may run out of stack space
Christian Brabandt <cb@256bit.org>
parents: 10553
diff changeset
772 {
4d8be28b5913 patch 8.0.0169: json_decode() may run out of stack space
Christian Brabandt <cb@256bit.org>
parents: 10553
diff changeset
773 ++sp;
4d8be28b5913 patch 8.0.0169: json_decode() may run out of stack space
Christian Brabandt <cb@256bit.org>
parents: 10553
diff changeset
774 if (*sp == NUL)
4d8be28b5913 patch 8.0.0169: json_decode() may run out of stack space
Christian Brabandt <cb@256bit.org>
parents: 10553
diff changeset
775 {
4d8be28b5913 patch 8.0.0169: json_decode() may run out of stack space
Christian Brabandt <cb@256bit.org>
parents: 10553
diff changeset
776 retval = MAYBE;
4d8be28b5913 patch 8.0.0169: json_decode() may run out of stack space
Christian Brabandt <cb@256bit.org>
parents: 10553
diff changeset
777 break;
4d8be28b5913 patch 8.0.0169: json_decode() may run out of stack space
Christian Brabandt <cb@256bit.org>
parents: 10553
diff changeset
778 }
4d8be28b5913 patch 8.0.0169: json_decode() may run out of stack space
Christian Brabandt <cb@256bit.org>
parents: 10553
diff changeset
779 if (!VIM_ISDIGIT(*sp))
4d8be28b5913 patch 8.0.0169: json_decode() may run out of stack space
Christian Brabandt <cb@256bit.org>
parents: 10553
diff changeset
780 {
15470
55ccc2d353bd patch 8.1.0743: giving error messages is not flexible
Bram Moolenaar <Bram@vim.org>
parents: 15454
diff changeset
781 emsg(_(e_invarg));
10559
4d8be28b5913 patch 8.0.0169: json_decode() may run out of stack space
Christian Brabandt <cb@256bit.org>
parents: 10553
diff changeset
782 retval = FAIL;
4d8be28b5913 patch 8.0.0169: json_decode() may run out of stack space
Christian Brabandt <cb@256bit.org>
parents: 10553
diff changeset
783 break;
4d8be28b5913 patch 8.0.0169: json_decode() may run out of stack space
Christian Brabandt <cb@256bit.org>
parents: 10553
diff changeset
784 }
4d8be28b5913 patch 8.0.0169: json_decode() may run out of stack space
Christian Brabandt <cb@256bit.org>
parents: 10553
diff changeset
785 }
4d8be28b5913 patch 8.0.0169: json_decode() may run out of stack space
Christian Brabandt <cb@256bit.org>
parents: 10553
diff changeset
786 sp = skipdigits(sp);
19193
9f98957582d6 patch 8.2.0155: warnings from MinGW compiler; tests fail without +float
Bram Moolenaar <Bram@vim.org>
parents: 19181
diff changeset
787 #ifdef FEAT_FLOAT
10559
4d8be28b5913 patch 8.0.0169: json_decode() may run out of stack space
Christian Brabandt <cb@256bit.org>
parents: 10553
diff changeset
788 if (*sp == '.' || *sp == 'e' || *sp == 'E')
4d8be28b5913 patch 8.0.0169: json_decode() may run out of stack space
Christian Brabandt <cb@256bit.org>
parents: 10553
diff changeset
789 {
4d8be28b5913 patch 8.0.0169: json_decode() may run out of stack space
Christian Brabandt <cb@256bit.org>
parents: 10553
diff changeset
790 if (cur_item == NULL)
4d8be28b5913 patch 8.0.0169: json_decode() may run out of stack space
Christian Brabandt <cb@256bit.org>
parents: 10553
diff changeset
791 {
4d8be28b5913 patch 8.0.0169: json_decode() may run out of stack space
Christian Brabandt <cb@256bit.org>
parents: 10553
diff changeset
792 float_T f;
4d8be28b5913 patch 8.0.0169: json_decode() may run out of stack space
Christian Brabandt <cb@256bit.org>
parents: 10553
diff changeset
793
4d8be28b5913 patch 8.0.0169: json_decode() may run out of stack space
Christian Brabandt <cb@256bit.org>
parents: 10553
diff changeset
794 len = string2float(p, &f);
4d8be28b5913 patch 8.0.0169: json_decode() may run out of stack space
Christian Brabandt <cb@256bit.org>
parents: 10553
diff changeset
795 }
4d8be28b5913 patch 8.0.0169: json_decode() may run out of stack space
Christian Brabandt <cb@256bit.org>
parents: 10553
diff changeset
796 else
4d8be28b5913 patch 8.0.0169: json_decode() may run out of stack space
Christian Brabandt <cb@256bit.org>
parents: 10553
diff changeset
797 {
4d8be28b5913 patch 8.0.0169: json_decode() may run out of stack space
Christian Brabandt <cb@256bit.org>
parents: 10553
diff changeset
798 cur_item->v_type = VAR_FLOAT;
4d8be28b5913 patch 8.0.0169: json_decode() may run out of stack space
Christian Brabandt <cb@256bit.org>
parents: 10553
diff changeset
799 len = string2float(p, &cur_item->vval.v_float);
4d8be28b5913 patch 8.0.0169: json_decode() may run out of stack space
Christian Brabandt <cb@256bit.org>
parents: 10553
diff changeset
800 }
4d8be28b5913 patch 8.0.0169: json_decode() may run out of stack space
Christian Brabandt <cb@256bit.org>
parents: 10553
diff changeset
801 }
4d8be28b5913 patch 8.0.0169: json_decode() may run out of stack space
Christian Brabandt <cb@256bit.org>
parents: 10553
diff changeset
802 else
4d8be28b5913 patch 8.0.0169: json_decode() may run out of stack space
Christian Brabandt <cb@256bit.org>
parents: 10553
diff changeset
803 #endif
4d8be28b5913 patch 8.0.0169: json_decode() may run out of stack space
Christian Brabandt <cb@256bit.org>
parents: 10553
diff changeset
804 {
4d8be28b5913 patch 8.0.0169: json_decode() may run out of stack space
Christian Brabandt <cb@256bit.org>
parents: 10553
diff changeset
805 varnumber_T nr;
4d8be28b5913 patch 8.0.0169: json_decode() may run out of stack space
Christian Brabandt <cb@256bit.org>
parents: 10553
diff changeset
806
4d8be28b5913 patch 8.0.0169: json_decode() may run out of stack space
Christian Brabandt <cb@256bit.org>
parents: 10553
diff changeset
807 vim_str2nr(reader->js_buf + reader->js_used,
18800
f41b55f9357c patch 8.1.2388: using old C style comments
Bram Moolenaar <Bram@vim.org>
parents: 17789
diff changeset
808 NULL, &len, 0, // what
16706
77bcb5055fec patch 8.1.1355: obvious mistakes are accepted as valid expressions
Bram Moolenaar <Bram@vim.org>
parents: 16306
diff changeset
809 &nr, NULL, 0, TRUE);
77bcb5055fec patch 8.1.1355: obvious mistakes are accepted as valid expressions
Bram Moolenaar <Bram@vim.org>
parents: 16306
diff changeset
810 if (len == 0)
77bcb5055fec patch 8.1.1355: obvious mistakes are accepted as valid expressions
Bram Moolenaar <Bram@vim.org>
parents: 16306
diff changeset
811 {
77bcb5055fec patch 8.1.1355: obvious mistakes are accepted as valid expressions
Bram Moolenaar <Bram@vim.org>
parents: 16306
diff changeset
812 emsg(_(e_invarg));
77bcb5055fec patch 8.1.1355: obvious mistakes are accepted as valid expressions
Bram Moolenaar <Bram@vim.org>
parents: 16306
diff changeset
813 retval = FAIL;
77bcb5055fec patch 8.1.1355: obvious mistakes are accepted as valid expressions
Bram Moolenaar <Bram@vim.org>
parents: 16306
diff changeset
814 goto theend;
77bcb5055fec patch 8.1.1355: obvious mistakes are accepted as valid expressions
Bram Moolenaar <Bram@vim.org>
parents: 16306
diff changeset
815 }
10559
4d8be28b5913 patch 8.0.0169: json_decode() may run out of stack space
Christian Brabandt <cb@256bit.org>
parents: 10553
diff changeset
816 if (cur_item != NULL)
4d8be28b5913 patch 8.0.0169: json_decode() may run out of stack space
Christian Brabandt <cb@256bit.org>
parents: 10553
diff changeset
817 {
4d8be28b5913 patch 8.0.0169: json_decode() may run out of stack space
Christian Brabandt <cb@256bit.org>
parents: 10553
diff changeset
818 cur_item->v_type = VAR_NUMBER;
4d8be28b5913 patch 8.0.0169: json_decode() may run out of stack space
Christian Brabandt <cb@256bit.org>
parents: 10553
diff changeset
819 cur_item->vval.v_number = nr;
4d8be28b5913 patch 8.0.0169: json_decode() may run out of stack space
Christian Brabandt <cb@256bit.org>
parents: 10553
diff changeset
820 }
4d8be28b5913 patch 8.0.0169: json_decode() may run out of stack space
Christian Brabandt <cb@256bit.org>
parents: 10553
diff changeset
821 }
4d8be28b5913 patch 8.0.0169: json_decode() may run out of stack space
Christian Brabandt <cb@256bit.org>
parents: 10553
diff changeset
822 reader->js_used += len;
4d8be28b5913 patch 8.0.0169: json_decode() may run out of stack space
Christian Brabandt <cb@256bit.org>
parents: 10553
diff changeset
823 retval = OK;
4d8be28b5913 patch 8.0.0169: json_decode() may run out of stack space
Christian Brabandt <cb@256bit.org>
parents: 10553
diff changeset
824 break;
10553
f83b6a0b6148 patch 8.0.0166: JSON with a duplicate key gives an internal error
Christian Brabandt <cb@256bit.org>
parents: 10359
diff changeset
825 }
10559
4d8be28b5913 patch 8.0.0169: json_decode() may run out of stack space
Christian Brabandt <cb@256bit.org>
parents: 10553
diff changeset
826 if (STRNICMP((char *)p, "false", 5) == 0)
4d8be28b5913 patch 8.0.0169: json_decode() may run out of stack space
Christian Brabandt <cb@256bit.org>
parents: 10553
diff changeset
827 {
4d8be28b5913 patch 8.0.0169: json_decode() may run out of stack space
Christian Brabandt <cb@256bit.org>
parents: 10553
diff changeset
828 reader->js_used += 5;
4d8be28b5913 patch 8.0.0169: json_decode() may run out of stack space
Christian Brabandt <cb@256bit.org>
parents: 10553
diff changeset
829 if (cur_item != NULL)
4d8be28b5913 patch 8.0.0169: json_decode() may run out of stack space
Christian Brabandt <cb@256bit.org>
parents: 10553
diff changeset
830 {
19102
ba9f50bfda83 patch 8.2.0111: VAR_SPECIAL is also used for booleans
Bram Moolenaar <Bram@vim.org>
parents: 18800
diff changeset
831 cur_item->v_type = VAR_BOOL;
10559
4d8be28b5913 patch 8.0.0169: json_decode() may run out of stack space
Christian Brabandt <cb@256bit.org>
parents: 10553
diff changeset
832 cur_item->vval.v_number = VVAL_FALSE;
4d8be28b5913 patch 8.0.0169: json_decode() may run out of stack space
Christian Brabandt <cb@256bit.org>
parents: 10553
diff changeset
833 }
4d8be28b5913 patch 8.0.0169: json_decode() may run out of stack space
Christian Brabandt <cb@256bit.org>
parents: 10553
diff changeset
834 retval = OK;
4d8be28b5913 patch 8.0.0169: json_decode() may run out of stack space
Christian Brabandt <cb@256bit.org>
parents: 10553
diff changeset
835 break;
4d8be28b5913 patch 8.0.0169: json_decode() may run out of stack space
Christian Brabandt <cb@256bit.org>
parents: 10553
diff changeset
836 }
4d8be28b5913 patch 8.0.0169: json_decode() may run out of stack space
Christian Brabandt <cb@256bit.org>
parents: 10553
diff changeset
837 if (STRNICMP((char *)p, "true", 4) == 0)
4d8be28b5913 patch 8.0.0169: json_decode() may run out of stack space
Christian Brabandt <cb@256bit.org>
parents: 10553
diff changeset
838 {
4d8be28b5913 patch 8.0.0169: json_decode() may run out of stack space
Christian Brabandt <cb@256bit.org>
parents: 10553
diff changeset
839 reader->js_used += 4;
4d8be28b5913 patch 8.0.0169: json_decode() may run out of stack space
Christian Brabandt <cb@256bit.org>
parents: 10553
diff changeset
840 if (cur_item != NULL)
4d8be28b5913 patch 8.0.0169: json_decode() may run out of stack space
Christian Brabandt <cb@256bit.org>
parents: 10553
diff changeset
841 {
19102
ba9f50bfda83 patch 8.2.0111: VAR_SPECIAL is also used for booleans
Bram Moolenaar <Bram@vim.org>
parents: 18800
diff changeset
842 cur_item->v_type = VAR_BOOL;
10559
4d8be28b5913 patch 8.0.0169: json_decode() may run out of stack space
Christian Brabandt <cb@256bit.org>
parents: 10553
diff changeset
843 cur_item->vval.v_number = VVAL_TRUE;
4d8be28b5913 patch 8.0.0169: json_decode() may run out of stack space
Christian Brabandt <cb@256bit.org>
parents: 10553
diff changeset
844 }
4d8be28b5913 patch 8.0.0169: json_decode() may run out of stack space
Christian Brabandt <cb@256bit.org>
parents: 10553
diff changeset
845 retval = OK;
4d8be28b5913 patch 8.0.0169: json_decode() may run out of stack space
Christian Brabandt <cb@256bit.org>
parents: 10553
diff changeset
846 break;
4d8be28b5913 patch 8.0.0169: json_decode() may run out of stack space
Christian Brabandt <cb@256bit.org>
parents: 10553
diff changeset
847 }
4d8be28b5913 patch 8.0.0169: json_decode() may run out of stack space
Christian Brabandt <cb@256bit.org>
parents: 10553
diff changeset
848 if (STRNICMP((char *)p, "null", 4) == 0)
4d8be28b5913 patch 8.0.0169: json_decode() may run out of stack space
Christian Brabandt <cb@256bit.org>
parents: 10553
diff changeset
849 {
4d8be28b5913 patch 8.0.0169: json_decode() may run out of stack space
Christian Brabandt <cb@256bit.org>
parents: 10553
diff changeset
850 reader->js_used += 4;
4d8be28b5913 patch 8.0.0169: json_decode() may run out of stack space
Christian Brabandt <cb@256bit.org>
parents: 10553
diff changeset
851 if (cur_item != NULL)
4d8be28b5913 patch 8.0.0169: json_decode() may run out of stack space
Christian Brabandt <cb@256bit.org>
parents: 10553
diff changeset
852 {
4d8be28b5913 patch 8.0.0169: json_decode() may run out of stack space
Christian Brabandt <cb@256bit.org>
parents: 10553
diff changeset
853 cur_item->v_type = VAR_SPECIAL;
4d8be28b5913 patch 8.0.0169: json_decode() may run out of stack space
Christian Brabandt <cb@256bit.org>
parents: 10553
diff changeset
854 cur_item->vval.v_number = VVAL_NULL;
4d8be28b5913 patch 8.0.0169: json_decode() may run out of stack space
Christian Brabandt <cb@256bit.org>
parents: 10553
diff changeset
855 }
4d8be28b5913 patch 8.0.0169: json_decode() may run out of stack space
Christian Brabandt <cb@256bit.org>
parents: 10553
diff changeset
856 retval = OK;
4d8be28b5913 patch 8.0.0169: json_decode() may run out of stack space
Christian Brabandt <cb@256bit.org>
parents: 10553
diff changeset
857 break;
4d8be28b5913 patch 8.0.0169: json_decode() may run out of stack space
Christian Brabandt <cb@256bit.org>
parents: 10553
diff changeset
858 }
4d8be28b5913 patch 8.0.0169: json_decode() may run out of stack space
Christian Brabandt <cb@256bit.org>
parents: 10553
diff changeset
859 #ifdef FEAT_FLOAT
4d8be28b5913 patch 8.0.0169: json_decode() may run out of stack space
Christian Brabandt <cb@256bit.org>
parents: 10553
diff changeset
860 if (STRNICMP((char *)p, "NaN", 3) == 0)
4d8be28b5913 patch 8.0.0169: json_decode() may run out of stack space
Christian Brabandt <cb@256bit.org>
parents: 10553
diff changeset
861 {
4d8be28b5913 patch 8.0.0169: json_decode() may run out of stack space
Christian Brabandt <cb@256bit.org>
parents: 10553
diff changeset
862 reader->js_used += 3;
4d8be28b5913 patch 8.0.0169: json_decode() may run out of stack space
Christian Brabandt <cb@256bit.org>
parents: 10553
diff changeset
863 if (cur_item != NULL)
4d8be28b5913 patch 8.0.0169: json_decode() may run out of stack space
Christian Brabandt <cb@256bit.org>
parents: 10553
diff changeset
864 {
4d8be28b5913 patch 8.0.0169: json_decode() may run out of stack space
Christian Brabandt <cb@256bit.org>
parents: 10553
diff changeset
865 cur_item->v_type = VAR_FLOAT;
4d8be28b5913 patch 8.0.0169: json_decode() may run out of stack space
Christian Brabandt <cb@256bit.org>
parents: 10553
diff changeset
866 cur_item->vval.v_float = NAN;
4d8be28b5913 patch 8.0.0169: json_decode() may run out of stack space
Christian Brabandt <cb@256bit.org>
parents: 10553
diff changeset
867 }
4d8be28b5913 patch 8.0.0169: json_decode() may run out of stack space
Christian Brabandt <cb@256bit.org>
parents: 10553
diff changeset
868 retval = OK;
4d8be28b5913 patch 8.0.0169: json_decode() may run out of stack space
Christian Brabandt <cb@256bit.org>
parents: 10553
diff changeset
869 break;
4d8be28b5913 patch 8.0.0169: json_decode() may run out of stack space
Christian Brabandt <cb@256bit.org>
parents: 10553
diff changeset
870 }
15446
8ac454818352 patch 8.1.0731: JS encoding does not handle negative infinity
Bram Moolenaar <Bram@vim.org>
parents: 15211
diff changeset
871 if (STRNICMP((char *)p, "-Infinity", 9) == 0)
8ac454818352 patch 8.1.0731: JS encoding does not handle negative infinity
Bram Moolenaar <Bram@vim.org>
parents: 15211
diff changeset
872 {
8ac454818352 patch 8.1.0731: JS encoding does not handle negative infinity
Bram Moolenaar <Bram@vim.org>
parents: 15211
diff changeset
873 reader->js_used += 9;
8ac454818352 patch 8.1.0731: JS encoding does not handle negative infinity
Bram Moolenaar <Bram@vim.org>
parents: 15211
diff changeset
874 if (cur_item != NULL)
8ac454818352 patch 8.1.0731: JS encoding does not handle negative infinity
Bram Moolenaar <Bram@vim.org>
parents: 15211
diff changeset
875 {
8ac454818352 patch 8.1.0731: JS encoding does not handle negative infinity
Bram Moolenaar <Bram@vim.org>
parents: 15211
diff changeset
876 cur_item->v_type = VAR_FLOAT;
8ac454818352 patch 8.1.0731: JS encoding does not handle negative infinity
Bram Moolenaar <Bram@vim.org>
parents: 15211
diff changeset
877 cur_item->vval.v_float = -INFINITY;
8ac454818352 patch 8.1.0731: JS encoding does not handle negative infinity
Bram Moolenaar <Bram@vim.org>
parents: 15211
diff changeset
878 }
8ac454818352 patch 8.1.0731: JS encoding does not handle negative infinity
Bram Moolenaar <Bram@vim.org>
parents: 15211
diff changeset
879 retval = OK;
8ac454818352 patch 8.1.0731: JS encoding does not handle negative infinity
Bram Moolenaar <Bram@vim.org>
parents: 15211
diff changeset
880 break;
8ac454818352 patch 8.1.0731: JS encoding does not handle negative infinity
Bram Moolenaar <Bram@vim.org>
parents: 15211
diff changeset
881 }
10559
4d8be28b5913 patch 8.0.0169: json_decode() may run out of stack space
Christian Brabandt <cb@256bit.org>
parents: 10553
diff changeset
882 if (STRNICMP((char *)p, "Infinity", 8) == 0)
4d8be28b5913 patch 8.0.0169: json_decode() may run out of stack space
Christian Brabandt <cb@256bit.org>
parents: 10553
diff changeset
883 {
4d8be28b5913 patch 8.0.0169: json_decode() may run out of stack space
Christian Brabandt <cb@256bit.org>
parents: 10553
diff changeset
884 reader->js_used += 8;
4d8be28b5913 patch 8.0.0169: json_decode() may run out of stack space
Christian Brabandt <cb@256bit.org>
parents: 10553
diff changeset
885 if (cur_item != NULL)
4d8be28b5913 patch 8.0.0169: json_decode() may run out of stack space
Christian Brabandt <cb@256bit.org>
parents: 10553
diff changeset
886 {
4d8be28b5913 patch 8.0.0169: json_decode() may run out of stack space
Christian Brabandt <cb@256bit.org>
parents: 10553
diff changeset
887 cur_item->v_type = VAR_FLOAT;
4d8be28b5913 patch 8.0.0169: json_decode() may run out of stack space
Christian Brabandt <cb@256bit.org>
parents: 10553
diff changeset
888 cur_item->vval.v_float = INFINITY;
4d8be28b5913 patch 8.0.0169: json_decode() may run out of stack space
Christian Brabandt <cb@256bit.org>
parents: 10553
diff changeset
889 }
4d8be28b5913 patch 8.0.0169: json_decode() may run out of stack space
Christian Brabandt <cb@256bit.org>
parents: 10553
diff changeset
890 retval = OK;
4d8be28b5913 patch 8.0.0169: json_decode() may run out of stack space
Christian Brabandt <cb@256bit.org>
parents: 10553
diff changeset
891 break;
4d8be28b5913 patch 8.0.0169: json_decode() may run out of stack space
Christian Brabandt <cb@256bit.org>
parents: 10553
diff changeset
892 }
4d8be28b5913 patch 8.0.0169: json_decode() may run out of stack space
Christian Brabandt <cb@256bit.org>
parents: 10553
diff changeset
893 #endif
18800
f41b55f9357c patch 8.1.2388: using old C style comments
Bram Moolenaar <Bram@vim.org>
parents: 17789
diff changeset
894 // check for truncated name
19193
9f98957582d6 patch 8.2.0155: warnings from MinGW compiler; tests fail without +float
Bram Moolenaar <Bram@vim.org>
parents: 19181
diff changeset
895 len = (int)(reader->js_end
9f98957582d6 patch 8.2.0155: warnings from MinGW compiler; tests fail without +float
Bram Moolenaar <Bram@vim.org>
parents: 19181
diff changeset
896 - (reader->js_buf + reader->js_used));
10559
4d8be28b5913 patch 8.0.0169: json_decode() may run out of stack space
Christian Brabandt <cb@256bit.org>
parents: 10553
diff changeset
897 if (
4d8be28b5913 patch 8.0.0169: json_decode() may run out of stack space
Christian Brabandt <cb@256bit.org>
parents: 10553
diff changeset
898 (len < 5 && STRNICMP((char *)p, "false", len) == 0)
4d8be28b5913 patch 8.0.0169: json_decode() may run out of stack space
Christian Brabandt <cb@256bit.org>
parents: 10553
diff changeset
899 #ifdef FEAT_FLOAT
15446
8ac454818352 patch 8.1.0731: JS encoding does not handle negative infinity
Bram Moolenaar <Bram@vim.org>
parents: 15211
diff changeset
900 || (len < 9 && STRNICMP((char *)p, "-Infinity", len) == 0)
10559
4d8be28b5913 patch 8.0.0169: json_decode() may run out of stack space
Christian Brabandt <cb@256bit.org>
parents: 10553
diff changeset
901 || (len < 8 && STRNICMP((char *)p, "Infinity", len) == 0)
4d8be28b5913 patch 8.0.0169: json_decode() may run out of stack space
Christian Brabandt <cb@256bit.org>
parents: 10553
diff changeset
902 || (len < 3 && STRNICMP((char *)p, "NaN", len) == 0)
4d8be28b5913 patch 8.0.0169: json_decode() may run out of stack space
Christian Brabandt <cb@256bit.org>
parents: 10553
diff changeset
903 #endif
4d8be28b5913 patch 8.0.0169: json_decode() may run out of stack space
Christian Brabandt <cb@256bit.org>
parents: 10553
diff changeset
904 || (len < 4 && (STRNICMP((char *)p, "true", len) == 0
4d8be28b5913 patch 8.0.0169: json_decode() may run out of stack space
Christian Brabandt <cb@256bit.org>
parents: 10553
diff changeset
905 || STRNICMP((char *)p, "null", len) == 0)))
4d8be28b5913 patch 8.0.0169: json_decode() may run out of stack space
Christian Brabandt <cb@256bit.org>
parents: 10553
diff changeset
906
4d8be28b5913 patch 8.0.0169: json_decode() may run out of stack space
Christian Brabandt <cb@256bit.org>
parents: 10553
diff changeset
907 retval = MAYBE;
4d8be28b5913 patch 8.0.0169: json_decode() may run out of stack space
Christian Brabandt <cb@256bit.org>
parents: 10553
diff changeset
908 else
4d8be28b5913 patch 8.0.0169: json_decode() may run out of stack space
Christian Brabandt <cb@256bit.org>
parents: 10553
diff changeset
909 retval = FAIL;
4d8be28b5913 patch 8.0.0169: json_decode() may run out of stack space
Christian Brabandt <cb@256bit.org>
parents: 10553
diff changeset
910 break;
4d8be28b5913 patch 8.0.0169: json_decode() may run out of stack space
Christian Brabandt <cb@256bit.org>
parents: 10553
diff changeset
911 }
4d8be28b5913 patch 8.0.0169: json_decode() may run out of stack space
Christian Brabandt <cb@256bit.org>
parents: 10553
diff changeset
912
18800
f41b55f9357c patch 8.1.2388: using old C style comments
Bram Moolenaar <Bram@vim.org>
parents: 17789
diff changeset
913 // We are finished when retval is FAIL or MAYBE and when at the
f41b55f9357c patch 8.1.2388: using old C style comments
Bram Moolenaar <Bram@vim.org>
parents: 17789
diff changeset
914 // toplevel.
10559
4d8be28b5913 patch 8.0.0169: json_decode() may run out of stack space
Christian Brabandt <cb@256bit.org>
parents: 10553
diff changeset
915 if (retval == FAIL)
4d8be28b5913 patch 8.0.0169: json_decode() may run out of stack space
Christian Brabandt <cb@256bit.org>
parents: 10553
diff changeset
916 break;
4d8be28b5913 patch 8.0.0169: json_decode() may run out of stack space
Christian Brabandt <cb@256bit.org>
parents: 10553
diff changeset
917 if (retval == MAYBE || stack.ga_len == 0)
4d8be28b5913 patch 8.0.0169: json_decode() may run out of stack space
Christian Brabandt <cb@256bit.org>
parents: 10553
diff changeset
918 goto theend;
4d8be28b5913 patch 8.0.0169: json_decode() may run out of stack space
Christian Brabandt <cb@256bit.org>
parents: 10553
diff changeset
919
4d8be28b5913 patch 8.0.0169: json_decode() may run out of stack space
Christian Brabandt <cb@256bit.org>
parents: 10553
diff changeset
920 if (top_item != NULL && top_item->jd_type == JSON_OBJECT_KEY
4d8be28b5913 patch 8.0.0169: json_decode() may run out of stack space
Christian Brabandt <cb@256bit.org>
parents: 10553
diff changeset
921 && cur_item != NULL)
4d8be28b5913 patch 8.0.0169: json_decode() may run out of stack space
Christian Brabandt <cb@256bit.org>
parents: 10553
diff changeset
922 {
15211
de63593896b3 patch 8.1.0615: get_tv function names are not consistent
Bram Moolenaar <Bram@vim.org>
parents: 14862
diff changeset
923 top_item->jd_key = tv_get_string_buf_chk(cur_item, key_buf);
10839
287049007bbc patch 8.0.0309: cannot use an empty key in json
Christian Brabandt <cb@256bit.org>
parents: 10652
diff changeset
924 if (top_item->jd_key == NULL)
7712
bce3b5ddb393 commit https://github.com/vim/vim/commit/520e1e41f35b063ede63b41738c82d6636e78c34
Christian Brabandt <cb@256bit.org>
parents:
diff changeset
925 {
10559
4d8be28b5913 patch 8.0.0169: json_decode() may run out of stack space
Christian Brabandt <cb@256bit.org>
parents: 10553
diff changeset
926 clear_tv(cur_item);
15470
55ccc2d353bd patch 8.1.0743: giving error messages is not flexible
Bram Moolenaar <Bram@vim.org>
parents: 15454
diff changeset
927 emsg(_(e_invarg));
10559
4d8be28b5913 patch 8.0.0169: json_decode() may run out of stack space
Christian Brabandt <cb@256bit.org>
parents: 10553
diff changeset
928 retval = FAIL;
4d8be28b5913 patch 8.0.0169: json_decode() may run out of stack space
Christian Brabandt <cb@256bit.org>
parents: 10553
diff changeset
929 goto theend;
4d8be28b5913 patch 8.0.0169: json_decode() may run out of stack space
Christian Brabandt <cb@256bit.org>
parents: 10553
diff changeset
930 }
4d8be28b5913 patch 8.0.0169: json_decode() may run out of stack space
Christian Brabandt <cb@256bit.org>
parents: 10553
diff changeset
931 }
4d8be28b5913 patch 8.0.0169: json_decode() may run out of stack space
Christian Brabandt <cb@256bit.org>
parents: 10553
diff changeset
932 }
4d8be28b5913 patch 8.0.0169: json_decode() may run out of stack space
Christian Brabandt <cb@256bit.org>
parents: 10553
diff changeset
933
4d8be28b5913 patch 8.0.0169: json_decode() may run out of stack space
Christian Brabandt <cb@256bit.org>
parents: 10553
diff changeset
934 item_end:
4d8be28b5913 patch 8.0.0169: json_decode() may run out of stack space
Christian Brabandt <cb@256bit.org>
parents: 10553
diff changeset
935 top_item = ((json_dec_item_T *)stack.ga_data) + stack.ga_len - 1;
4d8be28b5913 patch 8.0.0169: json_decode() may run out of stack space
Christian Brabandt <cb@256bit.org>
parents: 10553
diff changeset
936 switch (top_item->jd_type)
4d8be28b5913 patch 8.0.0169: json_decode() may run out of stack space
Christian Brabandt <cb@256bit.org>
parents: 10553
diff changeset
937 {
4d8be28b5913 patch 8.0.0169: json_decode() may run out of stack space
Christian Brabandt <cb@256bit.org>
parents: 10553
diff changeset
938 case JSON_ARRAY:
4d8be28b5913 patch 8.0.0169: json_decode() may run out of stack space
Christian Brabandt <cb@256bit.org>
parents: 10553
diff changeset
939 if (res != NULL)
4d8be28b5913 patch 8.0.0169: json_decode() may run out of stack space
Christian Brabandt <cb@256bit.org>
parents: 10553
diff changeset
940 {
4d8be28b5913 patch 8.0.0169: json_decode() may run out of stack space
Christian Brabandt <cb@256bit.org>
parents: 10553
diff changeset
941 listitem_T *li = listitem_alloc();
4d8be28b5913 patch 8.0.0169: json_decode() may run out of stack space
Christian Brabandt <cb@256bit.org>
parents: 10553
diff changeset
942
4d8be28b5913 patch 8.0.0169: json_decode() may run out of stack space
Christian Brabandt <cb@256bit.org>
parents: 10553
diff changeset
943 if (li == NULL)
7883
98a96e0ca73b commit https://github.com/vim/vim/commit/56ead341a75e1a0395eee94a3280c67e2278a57e
Christian Brabandt <cb@256bit.org>
parents: 7868
diff changeset
944 {
10559
4d8be28b5913 patch 8.0.0169: json_decode() may run out of stack space
Christian Brabandt <cb@256bit.org>
parents: 10553
diff changeset
945 clear_tv(cur_item);
4d8be28b5913 patch 8.0.0169: json_decode() may run out of stack space
Christian Brabandt <cb@256bit.org>
parents: 10553
diff changeset
946 retval = FAIL;
4d8be28b5913 patch 8.0.0169: json_decode() may run out of stack space
Christian Brabandt <cb@256bit.org>
parents: 10553
diff changeset
947 goto theend;
4d8be28b5913 patch 8.0.0169: json_decode() may run out of stack space
Christian Brabandt <cb@256bit.org>
parents: 10553
diff changeset
948 }
4d8be28b5913 patch 8.0.0169: json_decode() may run out of stack space
Christian Brabandt <cb@256bit.org>
parents: 10553
diff changeset
949 li->li_tv = *cur_item;
4d8be28b5913 patch 8.0.0169: json_decode() may run out of stack space
Christian Brabandt <cb@256bit.org>
parents: 10553
diff changeset
950 list_append(top_item->jd_tv.vval.v_list, li);
4d8be28b5913 patch 8.0.0169: json_decode() may run out of stack space
Christian Brabandt <cb@256bit.org>
parents: 10553
diff changeset
951 }
4d8be28b5913 patch 8.0.0169: json_decode() may run out of stack space
Christian Brabandt <cb@256bit.org>
parents: 10553
diff changeset
952 if (cur_item != NULL)
4d8be28b5913 patch 8.0.0169: json_decode() may run out of stack space
Christian Brabandt <cb@256bit.org>
parents: 10553
diff changeset
953 cur_item = &item;
7883
98a96e0ca73b commit https://github.com/vim/vim/commit/56ead341a75e1a0395eee94a3280c67e2278a57e
Christian Brabandt <cb@256bit.org>
parents: 7868
diff changeset
954
10559
4d8be28b5913 patch 8.0.0169: json_decode() may run out of stack space
Christian Brabandt <cb@256bit.org>
parents: 10553
diff changeset
955 json_skip_white(reader);
4d8be28b5913 patch 8.0.0169: json_decode() may run out of stack space
Christian Brabandt <cb@256bit.org>
parents: 10553
diff changeset
956 p = reader->js_buf + reader->js_used;
4d8be28b5913 patch 8.0.0169: json_decode() may run out of stack space
Christian Brabandt <cb@256bit.org>
parents: 10553
diff changeset
957 if (*p == ',')
4d8be28b5913 patch 8.0.0169: json_decode() may run out of stack space
Christian Brabandt <cb@256bit.org>
parents: 10553
diff changeset
958 ++reader->js_used;
4d8be28b5913 patch 8.0.0169: json_decode() may run out of stack space
Christian Brabandt <cb@256bit.org>
parents: 10553
diff changeset
959 else if (*p != ']')
4d8be28b5913 patch 8.0.0169: json_decode() may run out of stack space
Christian Brabandt <cb@256bit.org>
parents: 10553
diff changeset
960 {
4d8be28b5913 patch 8.0.0169: json_decode() may run out of stack space
Christian Brabandt <cb@256bit.org>
parents: 10553
diff changeset
961 if (*p == NUL)
4d8be28b5913 patch 8.0.0169: json_decode() may run out of stack space
Christian Brabandt <cb@256bit.org>
parents: 10553
diff changeset
962 retval = MAYBE;
7883
98a96e0ca73b commit https://github.com/vim/vim/commit/56ead341a75e1a0395eee94a3280c67e2278a57e
Christian Brabandt <cb@256bit.org>
parents: 7868
diff changeset
963 else
98a96e0ca73b commit https://github.com/vim/vim/commit/56ead341a75e1a0395eee94a3280c67e2278a57e
Christian Brabandt <cb@256bit.org>
parents: 7868
diff changeset
964 {
15470
55ccc2d353bd patch 8.1.0743: giving error messages is not flexible
Bram Moolenaar <Bram@vim.org>
parents: 15454
diff changeset
965 emsg(_(e_invarg));
10559
4d8be28b5913 patch 8.0.0169: json_decode() may run out of stack space
Christian Brabandt <cb@256bit.org>
parents: 10553
diff changeset
966 retval = FAIL;
7883
98a96e0ca73b commit https://github.com/vim/vim/commit/56ead341a75e1a0395eee94a3280c67e2278a57e
Christian Brabandt <cb@256bit.org>
parents: 7868
diff changeset
967 }
10559
4d8be28b5913 patch 8.0.0169: json_decode() may run out of stack space
Christian Brabandt <cb@256bit.org>
parents: 10553
diff changeset
968 goto theend;
7712
bce3b5ddb393 commit https://github.com/vim/vim/commit/520e1e41f35b063ede63b41738c82d6636e78c34
Christian Brabandt <cb@256bit.org>
parents:
diff changeset
969 }
10559
4d8be28b5913 patch 8.0.0169: json_decode() may run out of stack space
Christian Brabandt <cb@256bit.org>
parents: 10553
diff changeset
970 break;
4d8be28b5913 patch 8.0.0169: json_decode() may run out of stack space
Christian Brabandt <cb@256bit.org>
parents: 10553
diff changeset
971
4d8be28b5913 patch 8.0.0169: json_decode() may run out of stack space
Christian Brabandt <cb@256bit.org>
parents: 10553
diff changeset
972 case JSON_OBJECT_KEY:
4d8be28b5913 patch 8.0.0169: json_decode() may run out of stack space
Christian Brabandt <cb@256bit.org>
parents: 10553
diff changeset
973 json_skip_white(reader);
4d8be28b5913 patch 8.0.0169: json_decode() may run out of stack space
Christian Brabandt <cb@256bit.org>
parents: 10553
diff changeset
974 p = reader->js_buf + reader->js_used;
4d8be28b5913 patch 8.0.0169: json_decode() may run out of stack space
Christian Brabandt <cb@256bit.org>
parents: 10553
diff changeset
975 if (*p != ':')
7712
bce3b5ddb393 commit https://github.com/vim/vim/commit/520e1e41f35b063ede63b41738c82d6636e78c34
Christian Brabandt <cb@256bit.org>
parents:
diff changeset
976 {
10559
4d8be28b5913 patch 8.0.0169: json_decode() may run out of stack space
Christian Brabandt <cb@256bit.org>
parents: 10553
diff changeset
977 if (cur_item != NULL)
4d8be28b5913 patch 8.0.0169: json_decode() may run out of stack space
Christian Brabandt <cb@256bit.org>
parents: 10553
diff changeset
978 clear_tv(cur_item);
4d8be28b5913 patch 8.0.0169: json_decode() may run out of stack space
Christian Brabandt <cb@256bit.org>
parents: 10553
diff changeset
979 if (*p == NUL)
4d8be28b5913 patch 8.0.0169: json_decode() may run out of stack space
Christian Brabandt <cb@256bit.org>
parents: 10553
diff changeset
980 retval = MAYBE;
4d8be28b5913 patch 8.0.0169: json_decode() may run out of stack space
Christian Brabandt <cb@256bit.org>
parents: 10553
diff changeset
981 else
4d8be28b5913 patch 8.0.0169: json_decode() may run out of stack space
Christian Brabandt <cb@256bit.org>
parents: 10553
diff changeset
982 {
15470
55ccc2d353bd patch 8.1.0743: giving error messages is not flexible
Bram Moolenaar <Bram@vim.org>
parents: 15454
diff changeset
983 emsg(_(e_invarg));
10559
4d8be28b5913 patch 8.0.0169: json_decode() may run out of stack space
Christian Brabandt <cb@256bit.org>
parents: 10553
diff changeset
984 retval = FAIL;
4d8be28b5913 patch 8.0.0169: json_decode() may run out of stack space
Christian Brabandt <cb@256bit.org>
parents: 10553
diff changeset
985 }
4d8be28b5913 patch 8.0.0169: json_decode() may run out of stack space
Christian Brabandt <cb@256bit.org>
parents: 10553
diff changeset
986 goto theend;
4d8be28b5913 patch 8.0.0169: json_decode() may run out of stack space
Christian Brabandt <cb@256bit.org>
parents: 10553
diff changeset
987 }
4d8be28b5913 patch 8.0.0169: json_decode() may run out of stack space
Christian Brabandt <cb@256bit.org>
parents: 10553
diff changeset
988 ++reader->js_used;
4d8be28b5913 patch 8.0.0169: json_decode() may run out of stack space
Christian Brabandt <cb@256bit.org>
parents: 10553
diff changeset
989 json_skip_white(reader);
4d8be28b5913 patch 8.0.0169: json_decode() may run out of stack space
Christian Brabandt <cb@256bit.org>
parents: 10553
diff changeset
990 top_item->jd_type = JSON_OBJECT;
4d8be28b5913 patch 8.0.0169: json_decode() may run out of stack space
Christian Brabandt <cb@256bit.org>
parents: 10553
diff changeset
991 if (cur_item != NULL)
4d8be28b5913 patch 8.0.0169: json_decode() may run out of stack space
Christian Brabandt <cb@256bit.org>
parents: 10553
diff changeset
992 cur_item = &item;
4d8be28b5913 patch 8.0.0169: json_decode() may run out of stack space
Christian Brabandt <cb@256bit.org>
parents: 10553
diff changeset
993 break;
7712
bce3b5ddb393 commit https://github.com/vim/vim/commit/520e1e41f35b063ede63b41738c82d6636e78c34
Christian Brabandt <cb@256bit.org>
parents:
diff changeset
994
10559
4d8be28b5913 patch 8.0.0169: json_decode() may run out of stack space
Christian Brabandt <cb@256bit.org>
parents: 10553
diff changeset
995 case JSON_OBJECT:
4d8be28b5913 patch 8.0.0169: json_decode() may run out of stack space
Christian Brabandt <cb@256bit.org>
parents: 10553
diff changeset
996 if (cur_item != NULL
4d8be28b5913 patch 8.0.0169: json_decode() may run out of stack space
Christian Brabandt <cb@256bit.org>
parents: 10553
diff changeset
997 && dict_find(top_item->jd_tv.vval.v_dict,
4d8be28b5913 patch 8.0.0169: json_decode() may run out of stack space
Christian Brabandt <cb@256bit.org>
parents: 10553
diff changeset
998 top_item->jd_key, -1) != NULL)
4d8be28b5913 patch 8.0.0169: json_decode() may run out of stack space
Christian Brabandt <cb@256bit.org>
parents: 10553
diff changeset
999 {
15470
55ccc2d353bd patch 8.1.0743: giving error messages is not flexible
Bram Moolenaar <Bram@vim.org>
parents: 15454
diff changeset
1000 semsg(_("E938: Duplicate key in JSON: \"%s\""),
10559
4d8be28b5913 patch 8.0.0169: json_decode() may run out of stack space
Christian Brabandt <cb@256bit.org>
parents: 10553
diff changeset
1001 top_item->jd_key);
4d8be28b5913 patch 8.0.0169: json_decode() may run out of stack space
Christian Brabandt <cb@256bit.org>
parents: 10553
diff changeset
1002 clear_tv(&top_item->jd_key_tv);
4d8be28b5913 patch 8.0.0169: json_decode() may run out of stack space
Christian Brabandt <cb@256bit.org>
parents: 10553
diff changeset
1003 clear_tv(cur_item);
4d8be28b5913 patch 8.0.0169: json_decode() may run out of stack space
Christian Brabandt <cb@256bit.org>
parents: 10553
diff changeset
1004 retval = FAIL;
4d8be28b5913 patch 8.0.0169: json_decode() may run out of stack space
Christian Brabandt <cb@256bit.org>
parents: 10553
diff changeset
1005 goto theend;
4d8be28b5913 patch 8.0.0169: json_decode() may run out of stack space
Christian Brabandt <cb@256bit.org>
parents: 10553
diff changeset
1006 }
4d8be28b5913 patch 8.0.0169: json_decode() may run out of stack space
Christian Brabandt <cb@256bit.org>
parents: 10553
diff changeset
1007
4d8be28b5913 patch 8.0.0169: json_decode() may run out of stack space
Christian Brabandt <cb@256bit.org>
parents: 10553
diff changeset
1008 if (cur_item != NULL)
4d8be28b5913 patch 8.0.0169: json_decode() may run out of stack space
Christian Brabandt <cb@256bit.org>
parents: 10553
diff changeset
1009 {
4d8be28b5913 patch 8.0.0169: json_decode() may run out of stack space
Christian Brabandt <cb@256bit.org>
parents: 10553
diff changeset
1010 dictitem_T *di = dictitem_alloc(top_item->jd_key);
4d8be28b5913 patch 8.0.0169: json_decode() may run out of stack space
Christian Brabandt <cb@256bit.org>
parents: 10553
diff changeset
1011
4d8be28b5913 patch 8.0.0169: json_decode() may run out of stack space
Christian Brabandt <cb@256bit.org>
parents: 10553
diff changeset
1012 clear_tv(&top_item->jd_key_tv);
4d8be28b5913 patch 8.0.0169: json_decode() may run out of stack space
Christian Brabandt <cb@256bit.org>
parents: 10553
diff changeset
1013 if (di == NULL)
7883
98a96e0ca73b commit https://github.com/vim/vim/commit/56ead341a75e1a0395eee94a3280c67e2278a57e
Christian Brabandt <cb@256bit.org>
parents: 7868
diff changeset
1014 {
10559
4d8be28b5913 patch 8.0.0169: json_decode() may run out of stack space
Christian Brabandt <cb@256bit.org>
parents: 10553
diff changeset
1015 clear_tv(cur_item);
4d8be28b5913 patch 8.0.0169: json_decode() may run out of stack space
Christian Brabandt <cb@256bit.org>
parents: 10553
diff changeset
1016 retval = FAIL;
4d8be28b5913 patch 8.0.0169: json_decode() may run out of stack space
Christian Brabandt <cb@256bit.org>
parents: 10553
diff changeset
1017 goto theend;
4d8be28b5913 patch 8.0.0169: json_decode() may run out of stack space
Christian Brabandt <cb@256bit.org>
parents: 10553
diff changeset
1018 }
4d8be28b5913 patch 8.0.0169: json_decode() may run out of stack space
Christian Brabandt <cb@256bit.org>
parents: 10553
diff changeset
1019 di->di_tv = *cur_item;
4d8be28b5913 patch 8.0.0169: json_decode() may run out of stack space
Christian Brabandt <cb@256bit.org>
parents: 10553
diff changeset
1020 di->di_tv.v_lock = 0;
4d8be28b5913 patch 8.0.0169: json_decode() may run out of stack space
Christian Brabandt <cb@256bit.org>
parents: 10553
diff changeset
1021 if (dict_add(top_item->jd_tv.vval.v_dict, di) == FAIL)
4d8be28b5913 patch 8.0.0169: json_decode() may run out of stack space
Christian Brabandt <cb@256bit.org>
parents: 10553
diff changeset
1022 {
4d8be28b5913 patch 8.0.0169: json_decode() may run out of stack space
Christian Brabandt <cb@256bit.org>
parents: 10553
diff changeset
1023 dictitem_free(di);
4d8be28b5913 patch 8.0.0169: json_decode() may run out of stack space
Christian Brabandt <cb@256bit.org>
parents: 10553
diff changeset
1024 retval = FAIL;
4d8be28b5913 patch 8.0.0169: json_decode() may run out of stack space
Christian Brabandt <cb@256bit.org>
parents: 10553
diff changeset
1025 goto theend;
7883
98a96e0ca73b commit https://github.com/vim/vim/commit/56ead341a75e1a0395eee94a3280c67e2278a57e
Christian Brabandt <cb@256bit.org>
parents: 7868
diff changeset
1026 }
7712
bce3b5ddb393 commit https://github.com/vim/vim/commit/520e1e41f35b063ede63b41738c82d6636e78c34
Christian Brabandt <cb@256bit.org>
parents:
diff changeset
1027 }
10559
4d8be28b5913 patch 8.0.0169: json_decode() may run out of stack space
Christian Brabandt <cb@256bit.org>
parents: 10553
diff changeset
1028
4d8be28b5913 patch 8.0.0169: json_decode() may run out of stack space
Christian Brabandt <cb@256bit.org>
parents: 10553
diff changeset
1029 json_skip_white(reader);
4d8be28b5913 patch 8.0.0169: json_decode() may run out of stack space
Christian Brabandt <cb@256bit.org>
parents: 10553
diff changeset
1030 p = reader->js_buf + reader->js_used;
4d8be28b5913 patch 8.0.0169: json_decode() may run out of stack space
Christian Brabandt <cb@256bit.org>
parents: 10553
diff changeset
1031 if (*p == ',')
4d8be28b5913 patch 8.0.0169: json_decode() may run out of stack space
Christian Brabandt <cb@256bit.org>
parents: 10553
diff changeset
1032 ++reader->js_used;
4d8be28b5913 patch 8.0.0169: json_decode() may run out of stack space
Christian Brabandt <cb@256bit.org>
parents: 10553
diff changeset
1033 else if (*p != '}')
7883
98a96e0ca73b commit https://github.com/vim/vim/commit/56ead341a75e1a0395eee94a3280c67e2278a57e
Christian Brabandt <cb@256bit.org>
parents: 7868
diff changeset
1034 {
10559
4d8be28b5913 patch 8.0.0169: json_decode() may run out of stack space
Christian Brabandt <cb@256bit.org>
parents: 10553
diff changeset
1035 if (*p == NUL)
4d8be28b5913 patch 8.0.0169: json_decode() may run out of stack space
Christian Brabandt <cb@256bit.org>
parents: 10553
diff changeset
1036 retval = MAYBE;
4d8be28b5913 patch 8.0.0169: json_decode() may run out of stack space
Christian Brabandt <cb@256bit.org>
parents: 10553
diff changeset
1037 else
4d8be28b5913 patch 8.0.0169: json_decode() may run out of stack space
Christian Brabandt <cb@256bit.org>
parents: 10553
diff changeset
1038 {
15470
55ccc2d353bd patch 8.1.0743: giving error messages is not flexible
Bram Moolenaar <Bram@vim.org>
parents: 15454
diff changeset
1039 emsg(_(e_invarg));
10559
4d8be28b5913 patch 8.0.0169: json_decode() may run out of stack space
Christian Brabandt <cb@256bit.org>
parents: 10553
diff changeset
1040 retval = FAIL;
4d8be28b5913 patch 8.0.0169: json_decode() may run out of stack space
Christian Brabandt <cb@256bit.org>
parents: 10553
diff changeset
1041 }
4d8be28b5913 patch 8.0.0169: json_decode() may run out of stack space
Christian Brabandt <cb@256bit.org>
parents: 10553
diff changeset
1042 goto theend;
7883
98a96e0ca73b commit https://github.com/vim/vim/commit/56ead341a75e1a0395eee94a3280c67e2278a57e
Christian Brabandt <cb@256bit.org>
parents: 7868
diff changeset
1043 }
10559
4d8be28b5913 patch 8.0.0169: json_decode() may run out of stack space
Christian Brabandt <cb@256bit.org>
parents: 10553
diff changeset
1044 top_item->jd_type = JSON_OBJECT_KEY;
4d8be28b5913 patch 8.0.0169: json_decode() may run out of stack space
Christian Brabandt <cb@256bit.org>
parents: 10553
diff changeset
1045 if (cur_item != NULL)
4d8be28b5913 patch 8.0.0169: json_decode() may run out of stack space
Christian Brabandt <cb@256bit.org>
parents: 10553
diff changeset
1046 cur_item = &top_item->jd_key_tv;
4d8be28b5913 patch 8.0.0169: json_decode() may run out of stack space
Christian Brabandt <cb@256bit.org>
parents: 10553
diff changeset
1047 break;
4d8be28b5913 patch 8.0.0169: json_decode() may run out of stack space
Christian Brabandt <cb@256bit.org>
parents: 10553
diff changeset
1048 }
7712
bce3b5ddb393 commit https://github.com/vim/vim/commit/520e1e41f35b063ede63b41738c82d6636e78c34
Christian Brabandt <cb@256bit.org>
parents:
diff changeset
1049 }
bce3b5ddb393 commit https://github.com/vim/vim/commit/520e1e41f35b063ede63b41738c82d6636e78c34
Christian Brabandt <cb@256bit.org>
parents:
diff changeset
1050
18800
f41b55f9357c patch 8.1.2388: using old C style comments
Bram Moolenaar <Bram@vim.org>
parents: 17789
diff changeset
1051 // Get here when parsing failed.
10299
7b2f95633e28 commit https://github.com/vim/vim/commit/7756e7465d627ff9cd01e59625484a8c302ef853
Christian Brabandt <cb@256bit.org>
parents: 10042
diff changeset
1052 if (res != NULL)
7883
98a96e0ca73b commit https://github.com/vim/vim/commit/56ead341a75e1a0395eee94a3280c67e2278a57e
Christian Brabandt <cb@256bit.org>
parents: 7868
diff changeset
1053 {
10559
4d8be28b5913 patch 8.0.0169: json_decode() may run out of stack space
Christian Brabandt <cb@256bit.org>
parents: 10553
diff changeset
1054 clear_tv(res);
7883
98a96e0ca73b commit https://github.com/vim/vim/commit/56ead341a75e1a0395eee94a3280c67e2278a57e
Christian Brabandt <cb@256bit.org>
parents: 7868
diff changeset
1055 res->v_type = VAR_SPECIAL;
98a96e0ca73b commit https://github.com/vim/vim/commit/56ead341a75e1a0395eee94a3280c67e2278a57e
Christian Brabandt <cb@256bit.org>
parents: 7868
diff changeset
1056 res->vval.v_number = VVAL_NONE;
98a96e0ca73b commit https://github.com/vim/vim/commit/56ead341a75e1a0395eee94a3280c67e2278a57e
Christian Brabandt <cb@256bit.org>
parents: 7868
diff changeset
1057 }
15470
55ccc2d353bd patch 8.1.0743: giving error messages is not flexible
Bram Moolenaar <Bram@vim.org>
parents: 15454
diff changeset
1058 emsg(_(e_invarg));
10559
4d8be28b5913 patch 8.0.0169: json_decode() may run out of stack space
Christian Brabandt <cb@256bit.org>
parents: 10553
diff changeset
1059
4d8be28b5913 patch 8.0.0169: json_decode() may run out of stack space
Christian Brabandt <cb@256bit.org>
parents: 10553
diff changeset
1060 theend:
4d8be28b5913 patch 8.0.0169: json_decode() may run out of stack space
Christian Brabandt <cb@256bit.org>
parents: 10553
diff changeset
1061 ga_clear(&stack);
4d8be28b5913 patch 8.0.0169: json_decode() may run out of stack space
Christian Brabandt <cb@256bit.org>
parents: 10553
diff changeset
1062 return retval;
7712
bce3b5ddb393 commit https://github.com/vim/vim/commit/520e1e41f35b063ede63b41738c82d6636e78c34
Christian Brabandt <cb@256bit.org>
parents:
diff changeset
1063 }
bce3b5ddb393 commit https://github.com/vim/vim/commit/520e1e41f35b063ede63b41738c82d6636e78c34
Christian Brabandt <cb@256bit.org>
parents:
diff changeset
1064
bce3b5ddb393 commit https://github.com/vim/vim/commit/520e1e41f35b063ede63b41738c82d6636e78c34
Christian Brabandt <cb@256bit.org>
parents:
diff changeset
1065 /*
bce3b5ddb393 commit https://github.com/vim/vim/commit/520e1e41f35b063ede63b41738c82d6636e78c34
Christian Brabandt <cb@256bit.org>
parents:
diff changeset
1066 * Decode the JSON from "reader" and store the result in "res".
7967
45ea5ebf3a98 commit https://github.com/vim/vim/commit/595e64e259faefb330866852e1b9f6168544572a
Christian Brabandt <cb@256bit.org>
parents: 7965
diff changeset
1067 * "options" can be JSON_JS or zero;
7883
98a96e0ca73b commit https://github.com/vim/vim/commit/56ead341a75e1a0395eee94a3280c67e2278a57e
Christian Brabandt <cb@256bit.org>
parents: 7868
diff changeset
1068 * Return FAIL if not the whole message was consumed.
7712
bce3b5ddb393 commit https://github.com/vim/vim/commit/520e1e41f35b063ede63b41738c82d6636e78c34
Christian Brabandt <cb@256bit.org>
parents:
diff changeset
1069 */
17789
0f7ae8010787 patch 8.1.1891: functions used in one file are global
Bram Moolenaar <Bram@vim.org>
parents: 17474
diff changeset
1070 static int
7967
45ea5ebf3a98 commit https://github.com/vim/vim/commit/595e64e259faefb330866852e1b9f6168544572a
Christian Brabandt <cb@256bit.org>
parents: 7965
diff changeset
1071 json_decode_all(js_read_T *reader, typval_T *res, int options)
7712
bce3b5ddb393 commit https://github.com/vim/vim/commit/520e1e41f35b063ede63b41738c82d6636e78c34
Christian Brabandt <cb@256bit.org>
parents:
diff changeset
1072 {
7883
98a96e0ca73b commit https://github.com/vim/vim/commit/56ead341a75e1a0395eee94a3280c67e2278a57e
Christian Brabandt <cb@256bit.org>
parents: 7868
diff changeset
1073 int ret;
98a96e0ca73b commit https://github.com/vim/vim/commit/56ead341a75e1a0395eee94a3280c67e2278a57e
Christian Brabandt <cb@256bit.org>
parents: 7868
diff changeset
1074
18800
f41b55f9357c patch 8.1.2388: using old C style comments
Bram Moolenaar <Bram@vim.org>
parents: 17789
diff changeset
1075 // We find the end once, to avoid calling strlen() many times.
7883
98a96e0ca73b commit https://github.com/vim/vim/commit/56ead341a75e1a0395eee94a3280c67e2278a57e
Christian Brabandt <cb@256bit.org>
parents: 7868
diff changeset
1076 reader->js_end = reader->js_buf + STRLEN(reader->js_buf);
7712
bce3b5ddb393 commit https://github.com/vim/vim/commit/520e1e41f35b063ede63b41738c82d6636e78c34
Christian Brabandt <cb@256bit.org>
parents:
diff changeset
1077 json_skip_white(reader);
7967
45ea5ebf3a98 commit https://github.com/vim/vim/commit/595e64e259faefb330866852e1b9f6168544572a
Christian Brabandt <cb@256bit.org>
parents: 7965
diff changeset
1078 ret = json_decode_item(reader, res, options);
7883
98a96e0ca73b commit https://github.com/vim/vim/commit/56ead341a75e1a0395eee94a3280c67e2278a57e
Christian Brabandt <cb@256bit.org>
parents: 7868
diff changeset
1079 if (ret != OK)
10553
f83b6a0b6148 patch 8.0.0166: JSON with a duplicate key gives an internal error
Christian Brabandt <cb@256bit.org>
parents: 10359
diff changeset
1080 {
f83b6a0b6148 patch 8.0.0166: JSON with a duplicate key gives an internal error
Christian Brabandt <cb@256bit.org>
parents: 10359
diff changeset
1081 if (ret == MAYBE)
15470
55ccc2d353bd patch 8.1.0743: giving error messages is not flexible
Bram Moolenaar <Bram@vim.org>
parents: 15454
diff changeset
1082 emsg(_(e_invarg));
7883
98a96e0ca73b commit https://github.com/vim/vim/commit/56ead341a75e1a0395eee94a3280c67e2278a57e
Christian Brabandt <cb@256bit.org>
parents: 7868
diff changeset
1083 return FAIL;
10553
f83b6a0b6148 patch 8.0.0166: JSON with a duplicate key gives an internal error
Christian Brabandt <cb@256bit.org>
parents: 10359
diff changeset
1084 }
7712
bce3b5ddb393 commit https://github.com/vim/vim/commit/520e1e41f35b063ede63b41738c82d6636e78c34
Christian Brabandt <cb@256bit.org>
parents:
diff changeset
1085 json_skip_white(reader);
bce3b5ddb393 commit https://github.com/vim/vim/commit/520e1e41f35b063ede63b41738c82d6636e78c34
Christian Brabandt <cb@256bit.org>
parents:
diff changeset
1086 if (reader->js_buf[reader->js_used] != NUL)
10553
f83b6a0b6148 patch 8.0.0166: JSON with a duplicate key gives an internal error
Christian Brabandt <cb@256bit.org>
parents: 10359
diff changeset
1087 {
15470
55ccc2d353bd patch 8.1.0743: giving error messages is not flexible
Bram Moolenaar <Bram@vim.org>
parents: 15454
diff changeset
1088 emsg(_(e_trailing));
7868
17e6ff1a74f1 commit https://github.com/vim/vim/commit/19d2f1589850d7db1ce77efec052929246f156e2
Christian Brabandt <cb@256bit.org>
parents: 7864
diff changeset
1089 return FAIL;
10553
f83b6a0b6148 patch 8.0.0166: JSON with a duplicate key gives an internal error
Christian Brabandt <cb@256bit.org>
parents: 10359
diff changeset
1090 }
7868
17e6ff1a74f1 commit https://github.com/vim/vim/commit/19d2f1589850d7db1ce77efec052929246f156e2
Christian Brabandt <cb@256bit.org>
parents: 7864
diff changeset
1091 return OK;
7712
bce3b5ddb393 commit https://github.com/vim/vim/commit/520e1e41f35b063ede63b41738c82d6636e78c34
Christian Brabandt <cb@256bit.org>
parents:
diff changeset
1092 }
7883
98a96e0ca73b commit https://github.com/vim/vim/commit/56ead341a75e1a0395eee94a3280c67e2278a57e
Christian Brabandt <cb@256bit.org>
parents: 7868
diff changeset
1093
15555
d89c5b339c2a patch 8.1.0785: depending on the configuration some functions are unused
Bram Moolenaar <Bram@vim.org>
parents: 15517
diff changeset
1094 #if defined(FEAT_JOB_CHANNEL) || defined(PROTO)
7883
98a96e0ca73b commit https://github.com/vim/vim/commit/56ead341a75e1a0395eee94a3280c67e2278a57e
Christian Brabandt <cb@256bit.org>
parents: 7868
diff changeset
1095 /*
98a96e0ca73b commit https://github.com/vim/vim/commit/56ead341a75e1a0395eee94a3280c67e2278a57e
Christian Brabandt <cb@256bit.org>
parents: 7868
diff changeset
1096 * Decode the JSON from "reader" and store the result in "res".
7967
45ea5ebf3a98 commit https://github.com/vim/vim/commit/595e64e259faefb330866852e1b9f6168544572a
Christian Brabandt <cb@256bit.org>
parents: 7965
diff changeset
1097 * "options" can be JSON_JS or zero;
8655
1eb302bf2475 commit https://github.com/vim/vim/commit/ba61ac0d61f46de7d29c64bb0de6d25c2e378be0
Christian Brabandt <cb@256bit.org>
parents: 8538
diff changeset
1098 * Return FAIL for a decoding error.
1eb302bf2475 commit https://github.com/vim/vim/commit/ba61ac0d61f46de7d29c64bb0de6d25c2e378be0
Christian Brabandt <cb@256bit.org>
parents: 8538
diff changeset
1099 * Return MAYBE for an incomplete message.
1eb302bf2475 commit https://github.com/vim/vim/commit/ba61ac0d61f46de7d29c64bb0de6d25c2e378be0
Christian Brabandt <cb@256bit.org>
parents: 8538
diff changeset
1100 * Consumes the message anyway.
7883
98a96e0ca73b commit https://github.com/vim/vim/commit/56ead341a75e1a0395eee94a3280c67e2278a57e
Christian Brabandt <cb@256bit.org>
parents: 7868
diff changeset
1101 */
98a96e0ca73b commit https://github.com/vim/vim/commit/56ead341a75e1a0395eee94a3280c67e2278a57e
Christian Brabandt <cb@256bit.org>
parents: 7868
diff changeset
1102 int
7967
45ea5ebf3a98 commit https://github.com/vim/vim/commit/595e64e259faefb330866852e1b9f6168544572a
Christian Brabandt <cb@256bit.org>
parents: 7965
diff changeset
1103 json_decode(js_read_T *reader, typval_T *res, int options)
7883
98a96e0ca73b commit https://github.com/vim/vim/commit/56ead341a75e1a0395eee94a3280c67e2278a57e
Christian Brabandt <cb@256bit.org>
parents: 7868
diff changeset
1104 {
98a96e0ca73b commit https://github.com/vim/vim/commit/56ead341a75e1a0395eee94a3280c67e2278a57e
Christian Brabandt <cb@256bit.org>
parents: 7868
diff changeset
1105 int ret;
98a96e0ca73b commit https://github.com/vim/vim/commit/56ead341a75e1a0395eee94a3280c67e2278a57e
Christian Brabandt <cb@256bit.org>
parents: 7868
diff changeset
1106
18800
f41b55f9357c patch 8.1.2388: using old C style comments
Bram Moolenaar <Bram@vim.org>
parents: 17789
diff changeset
1107 // We find the end once, to avoid calling strlen() many times.
7883
98a96e0ca73b commit https://github.com/vim/vim/commit/56ead341a75e1a0395eee94a3280c67e2278a57e
Christian Brabandt <cb@256bit.org>
parents: 7868
diff changeset
1108 reader->js_end = reader->js_buf + STRLEN(reader->js_buf);
98a96e0ca73b commit https://github.com/vim/vim/commit/56ead341a75e1a0395eee94a3280c67e2278a57e
Christian Brabandt <cb@256bit.org>
parents: 7868
diff changeset
1109 json_skip_white(reader);
7967
45ea5ebf3a98 commit https://github.com/vim/vim/commit/595e64e259faefb330866852e1b9f6168544572a
Christian Brabandt <cb@256bit.org>
parents: 7965
diff changeset
1110 ret = json_decode_item(reader, res, options);
7883
98a96e0ca73b commit https://github.com/vim/vim/commit/56ead341a75e1a0395eee94a3280c67e2278a57e
Christian Brabandt <cb@256bit.org>
parents: 7868
diff changeset
1111 json_skip_white(reader);
98a96e0ca73b commit https://github.com/vim/vim/commit/56ead341a75e1a0395eee94a3280c67e2278a57e
Christian Brabandt <cb@256bit.org>
parents: 7868
diff changeset
1112
8655
1eb302bf2475 commit https://github.com/vim/vim/commit/ba61ac0d61f46de7d29c64bb0de6d25c2e378be0
Christian Brabandt <cb@256bit.org>
parents: 8538
diff changeset
1113 return ret;
7883
98a96e0ca73b commit https://github.com/vim/vim/commit/56ead341a75e1a0395eee94a3280c67e2278a57e
Christian Brabandt <cb@256bit.org>
parents: 7868
diff changeset
1114 }
15555
d89c5b339c2a patch 8.1.0785: depending on the configuration some functions are unused
Bram Moolenaar <Bram@vim.org>
parents: 15517
diff changeset
1115 #endif
7883
98a96e0ca73b commit https://github.com/vim/vim/commit/56ead341a75e1a0395eee94a3280c67e2278a57e
Christian Brabandt <cb@256bit.org>
parents: 7868
diff changeset
1116
98a96e0ca73b commit https://github.com/vim/vim/commit/56ead341a75e1a0395eee94a3280c67e2278a57e
Christian Brabandt <cb@256bit.org>
parents: 7868
diff changeset
1117 /*
98a96e0ca73b commit https://github.com/vim/vim/commit/56ead341a75e1a0395eee94a3280c67e2278a57e
Christian Brabandt <cb@256bit.org>
parents: 7868
diff changeset
1118 * Decode the JSON from "reader" to find the end of the message.
10652
bb4360d64eb2 patch 8.0.0216: decoding js style json may fail
Christian Brabandt <cb@256bit.org>
parents: 10581
diff changeset
1119 * "options" can be JSON_JS or zero.
bb4360d64eb2 patch 8.0.0216: decoding js style json may fail
Christian Brabandt <cb@256bit.org>
parents: 10581
diff changeset
1120 * This is only used for testing.
7883
98a96e0ca73b commit https://github.com/vim/vim/commit/56ead341a75e1a0395eee94a3280c67e2278a57e
Christian Brabandt <cb@256bit.org>
parents: 7868
diff changeset
1121 * Return FAIL if the message has a decoding error.
98a96e0ca73b commit https://github.com/vim/vim/commit/56ead341a75e1a0395eee94a3280c67e2278a57e
Christian Brabandt <cb@256bit.org>
parents: 7868
diff changeset
1122 * Return MAYBE if the message is truncated, need to read more.
98a96e0ca73b commit https://github.com/vim/vim/commit/56ead341a75e1a0395eee94a3280c67e2278a57e
Christian Brabandt <cb@256bit.org>
parents: 7868
diff changeset
1123 * This only works reliable if the message contains an object, array or
15446
8ac454818352 patch 8.1.0731: JS encoding does not handle negative infinity
Bram Moolenaar <Bram@vim.org>
parents: 15211
diff changeset
1124 * string. A number might be truncated without knowing.
7883
98a96e0ca73b commit https://github.com/vim/vim/commit/56ead341a75e1a0395eee94a3280c67e2278a57e
Christian Brabandt <cb@256bit.org>
parents: 7868
diff changeset
1125 * Does not advance the reader.
98a96e0ca73b commit https://github.com/vim/vim/commit/56ead341a75e1a0395eee94a3280c67e2278a57e
Christian Brabandt <cb@256bit.org>
parents: 7868
diff changeset
1126 */
98a96e0ca73b commit https://github.com/vim/vim/commit/56ead341a75e1a0395eee94a3280c67e2278a57e
Christian Brabandt <cb@256bit.org>
parents: 7868
diff changeset
1127 int
7967
45ea5ebf3a98 commit https://github.com/vim/vim/commit/595e64e259faefb330866852e1b9f6168544572a
Christian Brabandt <cb@256bit.org>
parents: 7965
diff changeset
1128 json_find_end(js_read_T *reader, int options)
7883
98a96e0ca73b commit https://github.com/vim/vim/commit/56ead341a75e1a0395eee94a3280c67e2278a57e
Christian Brabandt <cb@256bit.org>
parents: 7868
diff changeset
1129 {
98a96e0ca73b commit https://github.com/vim/vim/commit/56ead341a75e1a0395eee94a3280c67e2278a57e
Christian Brabandt <cb@256bit.org>
parents: 7868
diff changeset
1130 int used_save = reader->js_used;
98a96e0ca73b commit https://github.com/vim/vim/commit/56ead341a75e1a0395eee94a3280c67e2278a57e
Christian Brabandt <cb@256bit.org>
parents: 7868
diff changeset
1131 int ret;
98a96e0ca73b commit https://github.com/vim/vim/commit/56ead341a75e1a0395eee94a3280c67e2278a57e
Christian Brabandt <cb@256bit.org>
parents: 7868
diff changeset
1132
18800
f41b55f9357c patch 8.1.2388: using old C style comments
Bram Moolenaar <Bram@vim.org>
parents: 17789
diff changeset
1133 // We find the end once, to avoid calling strlen() many times.
7883
98a96e0ca73b commit https://github.com/vim/vim/commit/56ead341a75e1a0395eee94a3280c67e2278a57e
Christian Brabandt <cb@256bit.org>
parents: 7868
diff changeset
1134 reader->js_end = reader->js_buf + STRLEN(reader->js_buf);
98a96e0ca73b commit https://github.com/vim/vim/commit/56ead341a75e1a0395eee94a3280c67e2278a57e
Christian Brabandt <cb@256bit.org>
parents: 7868
diff changeset
1135 json_skip_white(reader);
7967
45ea5ebf3a98 commit https://github.com/vim/vim/commit/595e64e259faefb330866852e1b9f6168544572a
Christian Brabandt <cb@256bit.org>
parents: 7965
diff changeset
1136 ret = json_decode_item(reader, NULL, options);
7883
98a96e0ca73b commit https://github.com/vim/vim/commit/56ead341a75e1a0395eee94a3280c67e2278a57e
Christian Brabandt <cb@256bit.org>
parents: 7868
diff changeset
1137 reader->js_used = used_save;
98a96e0ca73b commit https://github.com/vim/vim/commit/56ead341a75e1a0395eee94a3280c67e2278a57e
Christian Brabandt <cb@256bit.org>
parents: 7868
diff changeset
1138 return ret;
98a96e0ca73b commit https://github.com/vim/vim/commit/56ead341a75e1a0395eee94a3280c67e2278a57e
Christian Brabandt <cb@256bit.org>
parents: 7868
diff changeset
1139 }
17472
dfd87ef822aa patch 8.1.1734: the evalfunc.c file is too big
Bram Moolenaar <Bram@vim.org>
parents: 16815
diff changeset
1140
dfd87ef822aa patch 8.1.1734: the evalfunc.c file is too big
Bram Moolenaar <Bram@vim.org>
parents: 16815
diff changeset
1141 /*
dfd87ef822aa patch 8.1.1734: the evalfunc.c file is too big
Bram Moolenaar <Bram@vim.org>
parents: 16815
diff changeset
1142 * "js_decode()" function
dfd87ef822aa patch 8.1.1734: the evalfunc.c file is too big
Bram Moolenaar <Bram@vim.org>
parents: 16815
diff changeset
1143 */
dfd87ef822aa patch 8.1.1734: the evalfunc.c file is too big
Bram Moolenaar <Bram@vim.org>
parents: 16815
diff changeset
1144 void
dfd87ef822aa patch 8.1.1734: the evalfunc.c file is too big
Bram Moolenaar <Bram@vim.org>
parents: 16815
diff changeset
1145 f_js_decode(typval_T *argvars, typval_T *rettv)
dfd87ef822aa patch 8.1.1734: the evalfunc.c file is too big
Bram Moolenaar <Bram@vim.org>
parents: 16815
diff changeset
1146 {
dfd87ef822aa patch 8.1.1734: the evalfunc.c file is too big
Bram Moolenaar <Bram@vim.org>
parents: 16815
diff changeset
1147 js_read_T reader;
dfd87ef822aa patch 8.1.1734: the evalfunc.c file is too big
Bram Moolenaar <Bram@vim.org>
parents: 16815
diff changeset
1148
dfd87ef822aa patch 8.1.1734: the evalfunc.c file is too big
Bram Moolenaar <Bram@vim.org>
parents: 16815
diff changeset
1149 reader.js_buf = tv_get_string(&argvars[0]);
dfd87ef822aa patch 8.1.1734: the evalfunc.c file is too big
Bram Moolenaar <Bram@vim.org>
parents: 16815
diff changeset
1150 reader.js_fill = NULL;
dfd87ef822aa patch 8.1.1734: the evalfunc.c file is too big
Bram Moolenaar <Bram@vim.org>
parents: 16815
diff changeset
1151 reader.js_used = 0;
dfd87ef822aa patch 8.1.1734: the evalfunc.c file is too big
Bram Moolenaar <Bram@vim.org>
parents: 16815
diff changeset
1152 if (json_decode_all(&reader, rettv, JSON_JS) != OK)
dfd87ef822aa patch 8.1.1734: the evalfunc.c file is too big
Bram Moolenaar <Bram@vim.org>
parents: 16815
diff changeset
1153 emsg(_(e_invarg));
dfd87ef822aa patch 8.1.1734: the evalfunc.c file is too big
Bram Moolenaar <Bram@vim.org>
parents: 16815
diff changeset
1154 }
dfd87ef822aa patch 8.1.1734: the evalfunc.c file is too big
Bram Moolenaar <Bram@vim.org>
parents: 16815
diff changeset
1155
dfd87ef822aa patch 8.1.1734: the evalfunc.c file is too big
Bram Moolenaar <Bram@vim.org>
parents: 16815
diff changeset
1156 /*
dfd87ef822aa patch 8.1.1734: the evalfunc.c file is too big
Bram Moolenaar <Bram@vim.org>
parents: 16815
diff changeset
1157 * "js_encode()" function
dfd87ef822aa patch 8.1.1734: the evalfunc.c file is too big
Bram Moolenaar <Bram@vim.org>
parents: 16815
diff changeset
1158 */
dfd87ef822aa patch 8.1.1734: the evalfunc.c file is too big
Bram Moolenaar <Bram@vim.org>
parents: 16815
diff changeset
1159 void
dfd87ef822aa patch 8.1.1734: the evalfunc.c file is too big
Bram Moolenaar <Bram@vim.org>
parents: 16815
diff changeset
1160 f_js_encode(typval_T *argvars, typval_T *rettv)
dfd87ef822aa patch 8.1.1734: the evalfunc.c file is too big
Bram Moolenaar <Bram@vim.org>
parents: 16815
diff changeset
1161 {
dfd87ef822aa patch 8.1.1734: the evalfunc.c file is too big
Bram Moolenaar <Bram@vim.org>
parents: 16815
diff changeset
1162 rettv->v_type = VAR_STRING;
dfd87ef822aa patch 8.1.1734: the evalfunc.c file is too big
Bram Moolenaar <Bram@vim.org>
parents: 16815
diff changeset
1163 rettv->vval.v_string = json_encode(&argvars[0], JSON_JS);
dfd87ef822aa patch 8.1.1734: the evalfunc.c file is too big
Bram Moolenaar <Bram@vim.org>
parents: 16815
diff changeset
1164 }
dfd87ef822aa patch 8.1.1734: the evalfunc.c file is too big
Bram Moolenaar <Bram@vim.org>
parents: 16815
diff changeset
1165
dfd87ef822aa patch 8.1.1734: the evalfunc.c file is too big
Bram Moolenaar <Bram@vim.org>
parents: 16815
diff changeset
1166 /*
dfd87ef822aa patch 8.1.1734: the evalfunc.c file is too big
Bram Moolenaar <Bram@vim.org>
parents: 16815
diff changeset
1167 * "json_decode()" function
dfd87ef822aa patch 8.1.1734: the evalfunc.c file is too big
Bram Moolenaar <Bram@vim.org>
parents: 16815
diff changeset
1168 */
dfd87ef822aa patch 8.1.1734: the evalfunc.c file is too big
Bram Moolenaar <Bram@vim.org>
parents: 16815
diff changeset
1169 void
dfd87ef822aa patch 8.1.1734: the evalfunc.c file is too big
Bram Moolenaar <Bram@vim.org>
parents: 16815
diff changeset
1170 f_json_decode(typval_T *argvars, typval_T *rettv)
dfd87ef822aa patch 8.1.1734: the evalfunc.c file is too big
Bram Moolenaar <Bram@vim.org>
parents: 16815
diff changeset
1171 {
dfd87ef822aa patch 8.1.1734: the evalfunc.c file is too big
Bram Moolenaar <Bram@vim.org>
parents: 16815
diff changeset
1172 js_read_T reader;
dfd87ef822aa patch 8.1.1734: the evalfunc.c file is too big
Bram Moolenaar <Bram@vim.org>
parents: 16815
diff changeset
1173
dfd87ef822aa patch 8.1.1734: the evalfunc.c file is too big
Bram Moolenaar <Bram@vim.org>
parents: 16815
diff changeset
1174 reader.js_buf = tv_get_string(&argvars[0]);
dfd87ef822aa patch 8.1.1734: the evalfunc.c file is too big
Bram Moolenaar <Bram@vim.org>
parents: 16815
diff changeset
1175 reader.js_fill = NULL;
dfd87ef822aa patch 8.1.1734: the evalfunc.c file is too big
Bram Moolenaar <Bram@vim.org>
parents: 16815
diff changeset
1176 reader.js_used = 0;
dfd87ef822aa patch 8.1.1734: the evalfunc.c file is too big
Bram Moolenaar <Bram@vim.org>
parents: 16815
diff changeset
1177 json_decode_all(&reader, rettv, 0);
dfd87ef822aa patch 8.1.1734: the evalfunc.c file is too big
Bram Moolenaar <Bram@vim.org>
parents: 16815
diff changeset
1178 }
dfd87ef822aa patch 8.1.1734: the evalfunc.c file is too big
Bram Moolenaar <Bram@vim.org>
parents: 16815
diff changeset
1179
dfd87ef822aa patch 8.1.1734: the evalfunc.c file is too big
Bram Moolenaar <Bram@vim.org>
parents: 16815
diff changeset
1180 /*
dfd87ef822aa patch 8.1.1734: the evalfunc.c file is too big
Bram Moolenaar <Bram@vim.org>
parents: 16815
diff changeset
1181 * "json_encode()" function
dfd87ef822aa patch 8.1.1734: the evalfunc.c file is too big
Bram Moolenaar <Bram@vim.org>
parents: 16815
diff changeset
1182 */
dfd87ef822aa patch 8.1.1734: the evalfunc.c file is too big
Bram Moolenaar <Bram@vim.org>
parents: 16815
diff changeset
1183 void
dfd87ef822aa patch 8.1.1734: the evalfunc.c file is too big
Bram Moolenaar <Bram@vim.org>
parents: 16815
diff changeset
1184 f_json_encode(typval_T *argvars, typval_T *rettv)
dfd87ef822aa patch 8.1.1734: the evalfunc.c file is too big
Bram Moolenaar <Bram@vim.org>
parents: 16815
diff changeset
1185 {
dfd87ef822aa patch 8.1.1734: the evalfunc.c file is too big
Bram Moolenaar <Bram@vim.org>
parents: 16815
diff changeset
1186 rettv->v_type = VAR_STRING;
dfd87ef822aa patch 8.1.1734: the evalfunc.c file is too big
Bram Moolenaar <Bram@vim.org>
parents: 16815
diff changeset
1187 rettv->vval.v_string = json_encode(&argvars[0], 0);
dfd87ef822aa patch 8.1.1734: the evalfunc.c file is too big
Bram Moolenaar <Bram@vim.org>
parents: 16815
diff changeset
1188 }
17474
f8c197962c1e patch 8.1.1735: can't build with tiny features
Bram Moolenaar <Bram@vim.org>
parents: 17472
diff changeset
1189 #endif