Mercurial > vim
annotate src/json.c @ 8436:0e6fd2f802b3 v7.4.1509
commit https://github.com/vim/vim/commit/151f656e171f6ffbb0cbeb343cbcf2ffac0c36b0
Author: Bram Moolenaar <Bram@vim.org>
Date: Mon Mar 7 21:19:38 2016 +0100
patch 7.4.1509
Problem: Keeping both a variable for a job and the channel it refers to is
a hassle.
Solution: Allow passing the job where a channel is expected. (Damien)
author | Christian Brabandt <cb@256bit.org> |
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date | Mon, 07 Mar 2016 21:30:14 +0100 |
parents | 8c888844de9c |
children | c337c813c64d |
rev | line source |
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1 /* vi:set ts=8 sts=4 sw=4: |
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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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16 |
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17 #include "vim.h" |
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18 |
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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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22 static int json_decode_item(js_read_T *reader, typval_T *res, int options); |
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23 |
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24 /* |
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25 * Encode "val" into a JSON format string. |
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26 * The result is in allocated memory. |
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27 * The result is empty when encoding fails. |
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28 * "options" can be JSON_JS or zero; |
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29 */ |
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30 char_u * |
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31 json_encode(typval_T *val, int options) |
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32 { |
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33 garray_T ga; |
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34 |
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35 /* Store bytes in the growarray. */ |
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36 ga_init2(&ga, 1, 4000); |
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37 if (json_encode_item(&ga, val, get_copyID(), options) == FAIL) |
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38 { |
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39 vim_free(ga.ga_data); |
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40 return vim_strsave((char_u *)""); |
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41 } |
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42 return ga.ga_data; |
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43 } |
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44 |
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45 /* |
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46 * Encode ["nr", "val"] into a JSON format string in allocated memory. |
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47 * "options" can be JSON_JS or zero; |
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48 * Returns NULL when out of memory. |
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49 */ |
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50 char_u * |
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51 json_encode_nr_expr(int nr, typval_T *val, int options) |
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52 { |
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53 typval_T listtv; |
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54 typval_T nrtv; |
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55 char_u *text; |
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56 |
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57 nrtv.v_type = VAR_NUMBER; |
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58 nrtv.vval.v_number = nr; |
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59 if (rettv_list_alloc(&listtv) == FAIL) |
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60 return NULL; |
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61 if (list_append_tv(listtv.vval.v_list, &nrtv) == FAIL |
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62 || list_append_tv(listtv.vval.v_list, val) == FAIL) |
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63 { |
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64 list_unref(listtv.vval.v_list); |
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65 return NULL; |
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66 } |
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67 |
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68 text = json_encode(&listtv, options); |
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69 list_unref(listtv.vval.v_list); |
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70 return text; |
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71 } |
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72 |
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73 static void |
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74 write_string(garray_T *gap, char_u *str) |
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75 { |
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76 char_u *res = str; |
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77 char_u numbuf[NUMBUFLEN]; |
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78 |
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79 if (res == NULL) |
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80 ga_concat(gap, (char_u *)"null"); |
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81 else |
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82 { |
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83 #if defined(FEAT_MBYTE) && defined(USE_ICONV) |
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84 vimconv_T conv; |
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85 char_u *converted = NULL; |
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86 |
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87 if (!enc_utf8) |
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88 { |
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89 /* Convert the text from 'encoding' to utf-8, the JSON string is |
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90 * always utf-8. */ |
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91 conv.vc_type = CONV_NONE; |
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92 convert_setup(&conv, p_enc, (char_u*)"utf-8"); |
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93 if (conv.vc_type != CONV_NONE) |
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94 converted = res = string_convert(&conv, res, NULL); |
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95 convert_setup(&conv, NULL, NULL); |
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96 } |
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97 #endif |
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98 ga_append(gap, '"'); |
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99 while (*res != NUL) |
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100 { |
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101 int c; |
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102 #ifdef FEAT_MBYTE |
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103 /* always use utf-8 encoding, ignore 'encoding' */ |
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104 c = utf_ptr2char(res); |
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105 #else |
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106 c = *res; |
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107 #endif |
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108 |
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109 switch (c) |
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110 { |
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111 case 0x08: |
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112 ga_append(gap, '\\'); ga_append(gap, 'b'); break; |
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113 case 0x09: |
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114 ga_append(gap, '\\'); ga_append(gap, 't'); break; |
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115 case 0x0a: |
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116 ga_append(gap, '\\'); ga_append(gap, 'n'); break; |
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117 case 0x0c: |
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118 ga_append(gap, '\\'); ga_append(gap, 'f'); break; |
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119 case 0x0d: |
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120 ga_append(gap, '\\'); ga_append(gap, 'r'); break; |
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121 case 0x22: /* " */ |
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122 case 0x5c: /* \ */ |
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123 ga_append(gap, '\\'); |
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124 ga_append(gap, c); |
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125 break; |
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126 default: |
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127 if (c >= 0x20) |
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128 { |
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129 #ifdef FEAT_MBYTE |
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130 numbuf[utf_char2bytes(c, numbuf)] = NUL; |
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131 #else |
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132 numbuf[0] = c; |
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133 numbuf[1] = NUL; |
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134 #endif |
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135 ga_concat(gap, numbuf); |
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136 } |
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137 else |
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138 { |
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139 vim_snprintf((char *)numbuf, NUMBUFLEN, |
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140 "\\u%04lx", (long)c); |
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141 ga_concat(gap, numbuf); |
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142 } |
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143 } |
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144 #ifdef FEAT_MBYTE |
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145 res += utf_ptr2len(res); |
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146 #else |
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147 ++res; |
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148 #endif |
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149 } |
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150 ga_append(gap, '"'); |
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151 #if defined(FEAT_MBYTE) && defined(USE_ICONV) |
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152 vim_free(converted); |
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153 #endif |
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154 } |
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155 } |
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156 |
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157 /* |
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158 * Return TRUE if "key" can be used without quotes. |
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159 * That is when it starts with a letter and only contains letters, digits and |
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160 * underscore. |
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161 */ |
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162 static int |
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163 is_simple_key(char_u *key) |
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164 { |
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165 char_u *p; |
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166 |
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167 if (!ASCII_ISALPHA(*key)) |
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168 return FALSE; |
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169 for (p = key + 1; *p != NUL; ++p) |
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170 if (!ASCII_ISALPHA(*p) && *p != '_' && !vim_isdigit(*p)) |
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171 return FALSE; |
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172 return TRUE; |
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173 } |
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174 |
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175 /* |
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176 * Encode "val" into "gap". |
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177 * Return FAIL or OK. |
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178 */ |
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179 static int |
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180 json_encode_item(garray_T *gap, typval_T *val, int copyID, int options) |
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181 { |
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182 char_u numbuf[NUMBUFLEN]; |
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183 char_u *res; |
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184 list_T *l; |
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185 dict_T *d; |
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186 |
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187 switch (val->v_type) |
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188 { |
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189 case VAR_SPECIAL: |
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190 switch (val->vval.v_number) |
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191 { |
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192 case VVAL_FALSE: ga_concat(gap, (char_u *)"false"); break; |
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193 case VVAL_TRUE: ga_concat(gap, (char_u *)"true"); break; |
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194 case VVAL_NONE: if ((options & JSON_JS) != 0 |
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195 && (options & JSON_NO_NONE) == 0) |
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196 /* empty item */ |
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197 break; |
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198 /* FALLTHROUGH */ |
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199 case VVAL_NULL: ga_concat(gap, (char_u *)"null"); break; |
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200 } |
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201 break; |
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202 |
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203 case VAR_NUMBER: |
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204 vim_snprintf((char *)numbuf, NUMBUFLEN, "%ld", |
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205 (long)val->vval.v_number); |
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206 ga_concat(gap, numbuf); |
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207 break; |
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208 |
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209 case VAR_STRING: |
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210 res = val->vval.v_string; |
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211 write_string(gap, res); |
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212 break; |
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213 |
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214 case VAR_FUNC: |
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215 case VAR_JOB: |
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216 case VAR_CHANNEL: |
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217 /* no JSON equivalent TODO: better error */ |
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218 EMSG(_(e_invarg)); |
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219 return FAIL; |
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220 |
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221 case VAR_LIST: |
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222 l = val->vval.v_list; |
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223 if (l == NULL) |
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224 ga_concat(gap, (char_u *)"null"); |
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225 else |
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226 { |
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227 if (l->lv_copyID == copyID) |
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228 ga_concat(gap, (char_u *)"[]"); |
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229 else |
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230 { |
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231 listitem_T *li; |
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232 |
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233 l->lv_copyID = copyID; |
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234 ga_append(gap, '['); |
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235 for (li = l->lv_first; li != NULL && !got_int; ) |
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236 { |
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237 if (json_encode_item(gap, &li->li_tv, copyID, |
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238 options & JSON_JS) == FAIL) |
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239 return FAIL; |
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240 if ((options & JSON_JS) |
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241 && li->li_next == NULL |
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242 && li->li_tv.v_type == VAR_SPECIAL |
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243 && li->li_tv.vval.v_number == VVAL_NONE) |
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244 /* add an extra comma if the last item is v:none */ |
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245 ga_append(gap, ','); |
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246 li = li->li_next; |
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247 if (li != NULL) |
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248 ga_append(gap, ','); |
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249 } |
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250 ga_append(gap, ']'); |
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251 l->lv_copyID = 0; |
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252 } |
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253 } |
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254 break; |
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255 |
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256 case VAR_DICT: |
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257 d = val->vval.v_dict; |
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258 if (d == NULL) |
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259 ga_concat(gap, (char_u *)"null"); |
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260 else |
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261 { |
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262 if (d->dv_copyID == copyID) |
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263 ga_concat(gap, (char_u *)"{}"); |
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264 else |
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265 { |
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266 int first = TRUE; |
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267 int todo = (int)d->dv_hashtab.ht_used; |
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268 hashitem_T *hi; |
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269 |
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270 d->dv_copyID = copyID; |
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271 ga_append(gap, '{'); |
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272 |
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273 for (hi = d->dv_hashtab.ht_array; todo > 0 && !got_int; |
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274 ++hi) |
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275 if (!HASHITEM_EMPTY(hi)) |
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276 { |
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277 --todo; |
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278 if (first) |
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279 first = FALSE; |
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280 else |
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281 ga_append(gap, ','); |
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282 if ((options & JSON_JS) |
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283 && is_simple_key(hi->hi_key)) |
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284 ga_concat(gap, hi->hi_key); |
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285 else |
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286 write_string(gap, hi->hi_key); |
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287 ga_append(gap, ':'); |
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288 if (json_encode_item(gap, &dict_lookup(hi)->di_tv, |
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289 copyID, options | JSON_NO_NONE) == FAIL) |
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290 return FAIL; |
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291 } |
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292 ga_append(gap, '}'); |
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293 d->dv_copyID = 0; |
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294 } |
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295 } |
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296 break; |
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297 |
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298 case VAR_FLOAT: |
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299 #ifdef FEAT_FLOAT |
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300 # if defined(HAVE_MATH_H) |
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301 if (isnan(val->vval.v_float)) |
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302 ga_concat(gap, (char_u *)"NaN"); |
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303 else if (isinf(val->vval.v_float)) |
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304 ga_concat(gap, (char_u *)"Infinity"); |
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305 else |
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306 # endif |
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307 { |
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308 vim_snprintf((char *)numbuf, NUMBUFLEN, "%g", |
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309 val->vval.v_float); |
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310 ga_concat(gap, numbuf); |
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311 } |
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312 break; |
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313 #endif |
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314 case VAR_UNKNOWN: |
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315 EMSG2(_(e_intern2), "json_encode_item()"); |
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316 return FAIL; |
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317 } |
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318 return OK; |
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319 } |
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320 |
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321 /* |
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322 * When "reader" has less than NUMBUFLEN bytes available, call the fill |
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323 * callback to get more. |
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324 */ |
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325 static void |
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326 fill_numbuflen(js_read_T *reader) |
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327 { |
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328 if (reader->js_fill != NULL && (int)(reader->js_end - reader->js_buf) |
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329 - reader->js_used < NUMBUFLEN) |
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330 { |
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331 if (reader->js_fill(reader)) |
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332 reader->js_end = reader->js_buf + STRLEN(reader->js_buf); |
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333 } |
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334 } |
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335 |
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336 /* |
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337 * Skip white space in "reader". All characters <= space are considered white |
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338 * space. |
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339 * Also tops up readahead when needed. |
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340 */ |
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341 static void |
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342 json_skip_white(js_read_T *reader) |
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343 { |
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344 int c; |
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345 |
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346 for (;;) |
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347 { |
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348 c = reader->js_buf[reader->js_used]; |
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349 if (reader->js_fill != NULL && c == NUL) |
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350 { |
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351 if (reader->js_fill(reader)) |
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352 reader->js_end = reader->js_buf + STRLEN(reader->js_buf); |
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353 continue; |
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354 } |
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355 if (c == NUL || c > ' ') |
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356 break; |
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357 ++reader->js_used; |
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358 } |
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359 fill_numbuflen(reader); |
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360 } |
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361 |
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362 static int |
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363 json_decode_array(js_read_T *reader, typval_T *res, int options) |
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364 { |
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365 char_u *p; |
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366 typval_T item; |
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367 listitem_T *li; |
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368 int ret; |
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369 |
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370 if (res != NULL && rettv_list_alloc(res) == FAIL) |
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371 { |
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372 res->v_type = VAR_SPECIAL; |
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373 res->vval.v_number = VVAL_NONE; |
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374 return FAIL; |
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375 } |
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376 ++reader->js_used; /* consume the '[' */ |
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377 |
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378 while (TRUE) |
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379 { |
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380 json_skip_white(reader); |
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381 p = reader->js_buf + reader->js_used; |
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382 if (*p == NUL) |
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383 return MAYBE; |
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384 if (*p == ']') |
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385 { |
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386 ++reader->js_used; /* consume the ']' */ |
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387 break; |
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388 } |
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389 |
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390 ret = json_decode_item(reader, res == NULL ? NULL : &item, options); |
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391 if (ret != OK) |
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392 return ret; |
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393 if (res != NULL) |
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394 { |
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395 li = listitem_alloc(); |
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396 if (li == NULL) |
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397 { |
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398 clear_tv(&item); |
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399 return FAIL; |
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400 } |
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401 li->li_tv = item; |
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402 list_append(res->vval.v_list, li); |
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403 } |
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404 |
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405 json_skip_white(reader); |
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406 p = reader->js_buf + reader->js_used; |
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407 if (*p == ',') |
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408 ++reader->js_used; |
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409 else if (*p != ']') |
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410 { |
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411 if (*p == NUL) |
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412 return MAYBE; |
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413 return FAIL; |
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414 } |
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415 } |
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416 return OK; |
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417 } |
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418 |
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419 static int |
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420 json_decode_object(js_read_T *reader, typval_T *res, int options) |
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421 { |
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422 char_u *p; |
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423 typval_T tvkey; |
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424 typval_T item; |
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425 dictitem_T *di; |
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426 char_u buf[NUMBUFLEN]; |
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427 char_u *key = NULL; |
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428 int ret; |
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429 |
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430 if (res != NULL && rettv_dict_alloc(res) == FAIL) |
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431 { |
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432 res->v_type = VAR_SPECIAL; |
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433 res->vval.v_number = VVAL_NONE; |
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434 return FAIL; |
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435 } |
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436 ++reader->js_used; /* consume the '{' */ |
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437 |
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438 while (TRUE) |
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439 { |
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440 json_skip_white(reader); |
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441 p = reader->js_buf + reader->js_used; |
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442 if (*p == NUL) |
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443 return MAYBE; |
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444 if (*p == '}') |
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445 { |
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446 ++reader->js_used; /* consume the '}' */ |
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447 break; |
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commit https://github.com/vim/vim/commit/520e1e41f35b063ede63b41738c82d6636e78c34
Christian Brabandt <cb@256bit.org>
parents:
diff
changeset
|
448 } |
bce3b5ddb393
commit https://github.com/vim/vim/commit/520e1e41f35b063ede63b41738c82d6636e78c34
Christian Brabandt <cb@256bit.org>
parents:
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|
449 |
7967
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commit https://github.com/vim/vim/commit/595e64e259faefb330866852e1b9f6168544572a
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450 if ((options & JSON_JS) && reader->js_buf[reader->js_used] != '"') |
45ea5ebf3a98
commit https://github.com/vim/vim/commit/595e64e259faefb330866852e1b9f6168544572a
Christian Brabandt <cb@256bit.org>
parents:
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changeset
|
451 { |
45ea5ebf3a98
commit https://github.com/vim/vim/commit/595e64e259faefb330866852e1b9f6168544572a
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|
452 /* accept a key that is not in quotes */ |
45ea5ebf3a98
commit https://github.com/vim/vim/commit/595e64e259faefb330866852e1b9f6168544572a
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453 key = p = reader->js_buf + reader->js_used; |
45ea5ebf3a98
commit https://github.com/vim/vim/commit/595e64e259faefb330866852e1b9f6168544572a
Christian Brabandt <cb@256bit.org>
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454 while (*p != NUL && *p != ':' && *p > ' ') |
45ea5ebf3a98
commit https://github.com/vim/vim/commit/595e64e259faefb330866852e1b9f6168544572a
Christian Brabandt <cb@256bit.org>
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455 ++p; |
45ea5ebf3a98
commit https://github.com/vim/vim/commit/595e64e259faefb330866852e1b9f6168544572a
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456 tvkey.v_type = VAR_STRING; |
45ea5ebf3a98
commit https://github.com/vim/vim/commit/595e64e259faefb330866852e1b9f6168544572a
Christian Brabandt <cb@256bit.org>
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457 tvkey.vval.v_string = vim_strnsave(key, (int)(p - key)); |
45ea5ebf3a98
commit https://github.com/vim/vim/commit/595e64e259faefb330866852e1b9f6168544572a
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458 reader->js_used += (int)(p - key); |
45ea5ebf3a98
commit https://github.com/vim/vim/commit/595e64e259faefb330866852e1b9f6168544572a
Christian Brabandt <cb@256bit.org>
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459 key = tvkey.vval.v_string; |
45ea5ebf3a98
commit https://github.com/vim/vim/commit/595e64e259faefb330866852e1b9f6168544572a
Christian Brabandt <cb@256bit.org>
parents:
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diff
changeset
|
460 } |
45ea5ebf3a98
commit https://github.com/vim/vim/commit/595e64e259faefb330866852e1b9f6168544572a
Christian Brabandt <cb@256bit.org>
parents:
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changeset
|
461 else |
7712
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commit https://github.com/vim/vim/commit/520e1e41f35b063ede63b41738c82d6636e78c34
Christian Brabandt <cb@256bit.org>
parents:
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changeset
|
462 { |
7967
45ea5ebf3a98
commit https://github.com/vim/vim/commit/595e64e259faefb330866852e1b9f6168544572a
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463 ret = json_decode_item(reader, res == NULL ? NULL : &tvkey, |
45ea5ebf3a98
commit https://github.com/vim/vim/commit/595e64e259faefb330866852e1b9f6168544572a
Christian Brabandt <cb@256bit.org>
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464 options); |
45ea5ebf3a98
commit https://github.com/vim/vim/commit/595e64e259faefb330866852e1b9f6168544572a
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changeset
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465 if (ret != OK) |
45ea5ebf3a98
commit https://github.com/vim/vim/commit/595e64e259faefb330866852e1b9f6168544572a
Christian Brabandt <cb@256bit.org>
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466 return ret; |
45ea5ebf3a98
commit https://github.com/vim/vim/commit/595e64e259faefb330866852e1b9f6168544572a
Christian Brabandt <cb@256bit.org>
parents:
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467 if (res != NULL) |
7883
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commit https://github.com/vim/vim/commit/56ead341a75e1a0395eee94a3280c67e2278a57e
Christian Brabandt <cb@256bit.org>
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diff
changeset
|
468 { |
7967
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commit https://github.com/vim/vim/commit/595e64e259faefb330866852e1b9f6168544572a
Christian Brabandt <cb@256bit.org>
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469 key = get_tv_string_buf_chk(&tvkey, buf); |
45ea5ebf3a98
commit https://github.com/vim/vim/commit/595e64e259faefb330866852e1b9f6168544572a
Christian Brabandt <cb@256bit.org>
parents:
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470 if (key == NULL || *key == NUL) |
45ea5ebf3a98
commit https://github.com/vim/vim/commit/595e64e259faefb330866852e1b9f6168544572a
Christian Brabandt <cb@256bit.org>
parents:
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diff
changeset
|
471 { |
45ea5ebf3a98
commit https://github.com/vim/vim/commit/595e64e259faefb330866852e1b9f6168544572a
Christian Brabandt <cb@256bit.org>
parents:
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472 clear_tv(&tvkey); |
45ea5ebf3a98
commit https://github.com/vim/vim/commit/595e64e259faefb330866852e1b9f6168544572a
Christian Brabandt <cb@256bit.org>
parents:
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473 return FAIL; |
45ea5ebf3a98
commit https://github.com/vim/vim/commit/595e64e259faefb330866852e1b9f6168544572a
Christian Brabandt <cb@256bit.org>
parents:
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diff
changeset
|
474 } |
7883
98a96e0ca73b
commit https://github.com/vim/vim/commit/56ead341a75e1a0395eee94a3280c67e2278a57e
Christian Brabandt <cb@256bit.org>
parents:
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changeset
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475 } |
7712
bce3b5ddb393
commit https://github.com/vim/vim/commit/520e1e41f35b063ede63b41738c82d6636e78c34
Christian Brabandt <cb@256bit.org>
parents:
diff
changeset
|
476 } |
bce3b5ddb393
commit https://github.com/vim/vim/commit/520e1e41f35b063ede63b41738c82d6636e78c34
Christian Brabandt <cb@256bit.org>
parents:
diff
changeset
|
477 |
bce3b5ddb393
commit https://github.com/vim/vim/commit/520e1e41f35b063ede63b41738c82d6636e78c34
Christian Brabandt <cb@256bit.org>
parents:
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changeset
|
478 json_skip_white(reader); |
bce3b5ddb393
commit https://github.com/vim/vim/commit/520e1e41f35b063ede63b41738c82d6636e78c34
Christian Brabandt <cb@256bit.org>
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479 p = reader->js_buf + reader->js_used; |
bce3b5ddb393
commit https://github.com/vim/vim/commit/520e1e41f35b063ede63b41738c82d6636e78c34
Christian Brabandt <cb@256bit.org>
parents:
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changeset
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480 if (*p != ':') |
bce3b5ddb393
commit https://github.com/vim/vim/commit/520e1e41f35b063ede63b41738c82d6636e78c34
Christian Brabandt <cb@256bit.org>
parents:
diff
changeset
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481 { |
7883
98a96e0ca73b
commit https://github.com/vim/vim/commit/56ead341a75e1a0395eee94a3280c67e2278a57e
Christian Brabandt <cb@256bit.org>
parents:
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diff
changeset
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482 if (res != NULL) |
98a96e0ca73b
commit https://github.com/vim/vim/commit/56ead341a75e1a0395eee94a3280c67e2278a57e
Christian Brabandt <cb@256bit.org>
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changeset
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483 clear_tv(&tvkey); |
98a96e0ca73b
commit https://github.com/vim/vim/commit/56ead341a75e1a0395eee94a3280c67e2278a57e
Christian Brabandt <cb@256bit.org>
parents:
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changeset
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484 if (*p == NUL) |
98a96e0ca73b
commit https://github.com/vim/vim/commit/56ead341a75e1a0395eee94a3280c67e2278a57e
Christian Brabandt <cb@256bit.org>
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485 return MAYBE; |
98a96e0ca73b
commit https://github.com/vim/vim/commit/56ead341a75e1a0395eee94a3280c67e2278a57e
Christian Brabandt <cb@256bit.org>
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486 return FAIL; |
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commit https://github.com/vim/vim/commit/520e1e41f35b063ede63b41738c82d6636e78c34
Christian Brabandt <cb@256bit.org>
parents:
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changeset
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487 } |
bce3b5ddb393
commit https://github.com/vim/vim/commit/520e1e41f35b063ede63b41738c82d6636e78c34
Christian Brabandt <cb@256bit.org>
parents:
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changeset
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488 ++reader->js_used; |
bce3b5ddb393
commit https://github.com/vim/vim/commit/520e1e41f35b063ede63b41738c82d6636e78c34
Christian Brabandt <cb@256bit.org>
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489 json_skip_white(reader); |
bce3b5ddb393
commit https://github.com/vim/vim/commit/520e1e41f35b063ede63b41738c82d6636e78c34
Christian Brabandt <cb@256bit.org>
parents:
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changeset
|
490 |
7967
45ea5ebf3a98
commit https://github.com/vim/vim/commit/595e64e259faefb330866852e1b9f6168544572a
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491 ret = json_decode_item(reader, res == NULL ? NULL : &item, options); |
7883
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commit https://github.com/vim/vim/commit/56ead341a75e1a0395eee94a3280c67e2278a57e
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492 if (ret != OK) |
98a96e0ca73b
commit https://github.com/vim/vim/commit/56ead341a75e1a0395eee94a3280c67e2278a57e
Christian Brabandt <cb@256bit.org>
parents:
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diff
changeset
|
493 { |
98a96e0ca73b
commit https://github.com/vim/vim/commit/56ead341a75e1a0395eee94a3280c67e2278a57e
Christian Brabandt <cb@256bit.org>
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diff
changeset
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494 if (res != NULL) |
98a96e0ca73b
commit https://github.com/vim/vim/commit/56ead341a75e1a0395eee94a3280c67e2278a57e
Christian Brabandt <cb@256bit.org>
parents:
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changeset
|
495 clear_tv(&tvkey); |
98a96e0ca73b
commit https://github.com/vim/vim/commit/56ead341a75e1a0395eee94a3280c67e2278a57e
Christian Brabandt <cb@256bit.org>
parents:
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changeset
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496 return ret; |
98a96e0ca73b
commit https://github.com/vim/vim/commit/56ead341a75e1a0395eee94a3280c67e2278a57e
Christian Brabandt <cb@256bit.org>
parents:
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diff
changeset
|
497 } |
7712
bce3b5ddb393
commit https://github.com/vim/vim/commit/520e1e41f35b063ede63b41738c82d6636e78c34
Christian Brabandt <cb@256bit.org>
parents:
diff
changeset
|
498 |
7883
98a96e0ca73b
commit https://github.com/vim/vim/commit/56ead341a75e1a0395eee94a3280c67e2278a57e
Christian Brabandt <cb@256bit.org>
parents:
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diff
changeset
|
499 if (res != NULL) |
7712
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commit https://github.com/vim/vim/commit/520e1e41f35b063ede63b41738c82d6636e78c34
Christian Brabandt <cb@256bit.org>
parents:
diff
changeset
|
500 { |
7883
98a96e0ca73b
commit https://github.com/vim/vim/commit/56ead341a75e1a0395eee94a3280c67e2278a57e
Christian Brabandt <cb@256bit.org>
parents:
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changeset
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501 di = dictitem_alloc(key); |
98a96e0ca73b
commit https://github.com/vim/vim/commit/56ead341a75e1a0395eee94a3280c67e2278a57e
Christian Brabandt <cb@256bit.org>
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changeset
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502 clear_tv(&tvkey); |
98a96e0ca73b
commit https://github.com/vim/vim/commit/56ead341a75e1a0395eee94a3280c67e2278a57e
Christian Brabandt <cb@256bit.org>
parents:
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diff
changeset
|
503 if (di == NULL) |
98a96e0ca73b
commit https://github.com/vim/vim/commit/56ead341a75e1a0395eee94a3280c67e2278a57e
Christian Brabandt <cb@256bit.org>
parents:
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diff
changeset
|
504 { |
98a96e0ca73b
commit https://github.com/vim/vim/commit/56ead341a75e1a0395eee94a3280c67e2278a57e
Christian Brabandt <cb@256bit.org>
parents:
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diff
changeset
|
505 clear_tv(&item); |
98a96e0ca73b
commit https://github.com/vim/vim/commit/56ead341a75e1a0395eee94a3280c67e2278a57e
Christian Brabandt <cb@256bit.org>
parents:
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diff
changeset
|
506 return FAIL; |
98a96e0ca73b
commit https://github.com/vim/vim/commit/56ead341a75e1a0395eee94a3280c67e2278a57e
Christian Brabandt <cb@256bit.org>
parents:
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diff
changeset
|
507 } |
98a96e0ca73b
commit https://github.com/vim/vim/commit/56ead341a75e1a0395eee94a3280c67e2278a57e
Christian Brabandt <cb@256bit.org>
parents:
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diff
changeset
|
508 di->di_tv = item; |
8414
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commit https://github.com/vim/vim/commit/2588b5a43f049ddf542991050260237051caad77
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8350
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changeset
|
509 di->di_tv.v_lock = 0; |
7883
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commit https://github.com/vim/vim/commit/56ead341a75e1a0395eee94a3280c67e2278a57e
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parents:
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changeset
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510 if (dict_add(res->vval.v_dict, di) == FAIL) |
98a96e0ca73b
commit https://github.com/vim/vim/commit/56ead341a75e1a0395eee94a3280c67e2278a57e
Christian Brabandt <cb@256bit.org>
parents:
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diff
changeset
|
511 { |
98a96e0ca73b
commit https://github.com/vim/vim/commit/56ead341a75e1a0395eee94a3280c67e2278a57e
Christian Brabandt <cb@256bit.org>
parents:
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diff
changeset
|
512 dictitem_free(di); |
98a96e0ca73b
commit https://github.com/vim/vim/commit/56ead341a75e1a0395eee94a3280c67e2278a57e
Christian Brabandt <cb@256bit.org>
parents:
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diff
changeset
|
513 return FAIL; |
98a96e0ca73b
commit https://github.com/vim/vim/commit/56ead341a75e1a0395eee94a3280c67e2278a57e
Christian Brabandt <cb@256bit.org>
parents:
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diff
changeset
|
514 } |
7712
bce3b5ddb393
commit https://github.com/vim/vim/commit/520e1e41f35b063ede63b41738c82d6636e78c34
Christian Brabandt <cb@256bit.org>
parents:
diff
changeset
|
515 } |
bce3b5ddb393
commit https://github.com/vim/vim/commit/520e1e41f35b063ede63b41738c82d6636e78c34
Christian Brabandt <cb@256bit.org>
parents:
diff
changeset
|
516 |
bce3b5ddb393
commit https://github.com/vim/vim/commit/520e1e41f35b063ede63b41738c82d6636e78c34
Christian Brabandt <cb@256bit.org>
parents:
diff
changeset
|
517 json_skip_white(reader); |
bce3b5ddb393
commit https://github.com/vim/vim/commit/520e1e41f35b063ede63b41738c82d6636e78c34
Christian Brabandt <cb@256bit.org>
parents:
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changeset
|
518 p = reader->js_buf + reader->js_used; |
bce3b5ddb393
commit https://github.com/vim/vim/commit/520e1e41f35b063ede63b41738c82d6636e78c34
Christian Brabandt <cb@256bit.org>
parents:
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changeset
|
519 if (*p == ',') |
bce3b5ddb393
commit https://github.com/vim/vim/commit/520e1e41f35b063ede63b41738c82d6636e78c34
Christian Brabandt <cb@256bit.org>
parents:
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changeset
|
520 ++reader->js_used; |
bce3b5ddb393
commit https://github.com/vim/vim/commit/520e1e41f35b063ede63b41738c82d6636e78c34
Christian Brabandt <cb@256bit.org>
parents:
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changeset
|
521 else if (*p != '}') |
7883
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commit https://github.com/vim/vim/commit/56ead341a75e1a0395eee94a3280c67e2278a57e
Christian Brabandt <cb@256bit.org>
parents:
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diff
changeset
|
522 { |
98a96e0ca73b
commit https://github.com/vim/vim/commit/56ead341a75e1a0395eee94a3280c67e2278a57e
Christian Brabandt <cb@256bit.org>
parents:
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diff
changeset
|
523 if (*p == NUL) |
98a96e0ca73b
commit https://github.com/vim/vim/commit/56ead341a75e1a0395eee94a3280c67e2278a57e
Christian Brabandt <cb@256bit.org>
parents:
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diff
changeset
|
524 return MAYBE; |
98a96e0ca73b
commit https://github.com/vim/vim/commit/56ead341a75e1a0395eee94a3280c67e2278a57e
Christian Brabandt <cb@256bit.org>
parents:
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diff
changeset
|
525 return FAIL; |
98a96e0ca73b
commit https://github.com/vim/vim/commit/56ead341a75e1a0395eee94a3280c67e2278a57e
Christian Brabandt <cb@256bit.org>
parents:
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diff
changeset
|
526 } |
7712
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commit https://github.com/vim/vim/commit/520e1e41f35b063ede63b41738c82d6636e78c34
Christian Brabandt <cb@256bit.org>
parents:
diff
changeset
|
527 } |
7883
98a96e0ca73b
commit https://github.com/vim/vim/commit/56ead341a75e1a0395eee94a3280c67e2278a57e
Christian Brabandt <cb@256bit.org>
parents:
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diff
changeset
|
528 return OK; |
7712
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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:
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diff
changeset
|
531 static int |
7712
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commit https://github.com/vim/vim/commit/520e1e41f35b063ede63b41738c82d6636e78c34
Christian Brabandt <cb@256bit.org>
parents:
diff
changeset
|
532 json_decode_string(js_read_T *reader, typval_T *res) |
bce3b5ddb393
commit https://github.com/vim/vim/commit/520e1e41f35b063ede63b41738c82d6636e78c34
Christian Brabandt <cb@256bit.org>
parents:
diff
changeset
|
533 { |
bce3b5ddb393
commit https://github.com/vim/vim/commit/520e1e41f35b063ede63b41738c82d6636e78c34
Christian Brabandt <cb@256bit.org>
parents:
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changeset
|
534 garray_T ga; |
bce3b5ddb393
commit https://github.com/vim/vim/commit/520e1e41f35b063ede63b41738c82d6636e78c34
Christian Brabandt <cb@256bit.org>
parents:
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changeset
|
535 int len; |
7883
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commit https://github.com/vim/vim/commit/56ead341a75e1a0395eee94a3280c67e2278a57e
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changeset
|
536 char_u *p; |
7712
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Christian Brabandt <cb@256bit.org>
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changeset
|
537 int c; |
bce3b5ddb393
commit https://github.com/vim/vim/commit/520e1e41f35b063ede63b41738c82d6636e78c34
Christian Brabandt <cb@256bit.org>
parents:
diff
changeset
|
538 long nr; |
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539 char_u buf[NUMBUFLEN]; |
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540 |
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541 if (res != NULL) |
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542 ga_init2(&ga, 1, 200); |
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543 |
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544 p = reader->js_buf + reader->js_used + 1; /* skip over " */ |
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545 while (*p != '"') |
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546 { |
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547 /* The JSON is always expected to be utf-8, thus use utf functions |
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548 * here. The string is converted below if needed. */ |
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549 if (*p == NUL || p[1] == NUL |
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550 #ifdef FEAT_MBYTE |
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551 || utf_ptr2len(p) < utf_byte2len(*p) |
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552 #endif |
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553 ) |
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554 { |
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555 /* Not enough bytes to make a character or end of the string. Get |
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556 * more if possible. */ |
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557 if (reader->js_fill == NULL) |
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558 break; |
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559 len = (int)(reader->js_end - p); |
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560 reader->js_used = (int)(p - reader->js_buf); |
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561 if (!reader->js_fill(reader)) |
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562 break; /* didn't get more */ |
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563 p = reader->js_buf + reader->js_used; |
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564 reader->js_end = reader->js_buf + STRLEN(reader->js_buf); |
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565 continue; |
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566 } |
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567 |
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568 if (*p == '\\') |
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569 { |
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570 c = -1; |
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571 switch (p[1]) |
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572 { |
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573 case '\\': c = '\\'; break; |
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574 case '"': c = '"'; break; |
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575 case 'b': c = BS; break; |
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576 case 't': c = TAB; break; |
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577 case 'n': c = NL; break; |
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578 case 'f': c = FF; break; |
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579 case 'r': c = CAR; break; |
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580 case 'u': |
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581 if (reader->js_fill != NULL |
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582 && (int)(reader->js_end - p) < NUMBUFLEN) |
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583 { |
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584 reader->js_used = (int)(p - reader->js_buf); |
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585 if (reader->js_fill(reader)) |
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586 { |
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587 p = reader->js_buf + reader->js_used; |
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588 reader->js_end = reader->js_buf |
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589 + STRLEN(reader->js_buf); |
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590 } |
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591 } |
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592 nr = 0; |
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593 len = 0; |
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594 vim_str2nr(p + 2, NULL, &len, |
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595 STR2NR_HEX + STR2NR_FORCE, &nr, NULL, 4); |
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596 p += len + 2; |
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597 if (0xd800 <= nr && nr <= 0xdfff |
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598 && (int)(reader->js_end - p) >= 6 |
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599 && *p == '\\' && *(p+1) == 'u') |
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600 { |
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601 long nr2 = 0; |
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602 |
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603 /* decode surrogate pair: \ud812\u3456 */ |
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604 len = 0; |
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605 vim_str2nr(p + 2, NULL, &len, |
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606 STR2NR_HEX + STR2NR_FORCE, &nr2, NULL, 4); |
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607 if (0xdc00 <= nr2 && nr2 <= 0xdfff) |
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608 { |
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609 p += len + 2; |
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610 nr = (((nr - 0xd800) << 10) | |
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611 ((nr2 - 0xdc00) & 0x3ff)) + 0x10000; |
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612 } |
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613 } |
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614 if (res != NULL) |
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615 { |
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616 #ifdef FEAT_MBYTE |
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617 buf[utf_char2bytes((int)nr, buf)] = NUL; |
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618 ga_concat(&ga, buf); |
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619 #else |
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620 ga_append(&ga, nr); |
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621 #endif |
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622 } |
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623 break; |
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624 default: |
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625 /* not a special char, skip over \ */ |
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626 ++p; |
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627 continue; |
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628 } |
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629 if (c > 0) |
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630 { |
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631 p += 2; |
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632 if (res != NULL) |
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633 ga_append(&ga, c); |
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634 } |
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635 } |
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636 else |
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637 { |
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638 #ifdef FEAT_MBYTE |
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639 len = utf_ptr2len(p); |
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640 #else |
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641 len = 1; |
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642 #endif |
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643 if (res != NULL) |
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644 { |
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645 if (ga_grow(&ga, len) == FAIL) |
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646 { |
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647 ga_clear(&ga); |
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648 return FAIL; |
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649 } |
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650 mch_memmove((char *)ga.ga_data + ga.ga_len, p, (size_t)len); |
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651 ga.ga_len += len; |
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652 } |
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653 p += len; |
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654 } |
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655 } |
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656 |
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657 reader->js_used = (int)(p - reader->js_buf); |
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658 if (*p == '"') |
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659 { |
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660 ++reader->js_used; |
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661 if (res != NULL) |
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662 { |
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663 ga_append(&ga, NUL); |
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664 res->v_type = VAR_STRING; |
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665 #if defined(FEAT_MBYTE) && defined(USE_ICONV) |
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666 if (!enc_utf8) |
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667 { |
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668 vimconv_T conv; |
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669 |
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670 /* Convert the utf-8 string to 'encoding'. */ |
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671 conv.vc_type = CONV_NONE; |
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672 convert_setup(&conv, (char_u*)"utf-8", p_enc); |
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673 if (conv.vc_type != CONV_NONE) |
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674 { |
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675 res->vval.v_string = |
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676 string_convert(&conv, ga.ga_data, NULL); |
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677 vim_free(ga.ga_data); |
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678 } |
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679 convert_setup(&conv, NULL, NULL); |
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680 } |
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681 else |
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682 #endif |
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683 res->vval.v_string = ga.ga_data; |
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684 } |
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685 return OK; |
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686 } |
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687 if (res != NULL) |
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688 { |
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689 res->v_type = VAR_SPECIAL; |
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690 res->vval.v_number = VVAL_NONE; |
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691 ga_clear(&ga); |
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692 } |
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693 return MAYBE; |
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694 } |
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695 |
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696 /* |
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697 * Decode one item and put it in "res". If "res" is NULL only advance. |
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698 * Must already have skipped white space. |
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699 * |
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700 * Return FAIL for a decoding error. |
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701 * Return MAYBE for an incomplete message. |
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702 */ |
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703 static int |
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704 json_decode_item(js_read_T *reader, typval_T *res, int options) |
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705 { |
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706 char_u *p; |
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707 int len; |
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708 |
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709 fill_numbuflen(reader); |
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710 p = reader->js_buf + reader->js_used; |
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711 switch (*p) |
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712 { |
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713 case '[': /* array */ |
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714 return json_decode_array(reader, res, options); |
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parents:
diff
changeset
|
715 |
bce3b5ddb393
commit https://github.com/vim/vim/commit/520e1e41f35b063ede63b41738c82d6636e78c34
Christian Brabandt <cb@256bit.org>
parents:
diff
changeset
|
716 case '{': /* object */ |
7967
45ea5ebf3a98
commit https://github.com/vim/vim/commit/595e64e259faefb330866852e1b9f6168544572a
Christian Brabandt <cb@256bit.org>
parents:
7965
diff
changeset
|
717 return json_decode_object(reader, res, options); |
7712
bce3b5ddb393
commit https://github.com/vim/vim/commit/520e1e41f35b063ede63b41738c82d6636e78c34
Christian Brabandt <cb@256bit.org>
parents:
diff
changeset
|
718 |
bce3b5ddb393
commit https://github.com/vim/vim/commit/520e1e41f35b063ede63b41738c82d6636e78c34
Christian Brabandt <cb@256bit.org>
parents:
diff
changeset
|
719 case '"': /* string */ |
7883
98a96e0ca73b
commit https://github.com/vim/vim/commit/56ead341a75e1a0395eee94a3280c67e2278a57e
Christian Brabandt <cb@256bit.org>
parents:
7868
diff
changeset
|
720 return json_decode_string(reader, res); |
7712
bce3b5ddb393
commit https://github.com/vim/vim/commit/520e1e41f35b063ede63b41738c82d6636e78c34
Christian Brabandt <cb@256bit.org>
parents:
diff
changeset
|
721 |
bce3b5ddb393
commit https://github.com/vim/vim/commit/520e1e41f35b063ede63b41738c82d6636e78c34
Christian Brabandt <cb@256bit.org>
parents:
diff
changeset
|
722 case ',': /* comma: empty item */ |
7967
45ea5ebf3a98
commit https://github.com/vim/vim/commit/595e64e259faefb330866852e1b9f6168544572a
Christian Brabandt <cb@256bit.org>
parents:
7965
diff
changeset
|
723 if ((options & JSON_JS) == 0) |
45ea5ebf3a98
commit https://github.com/vim/vim/commit/595e64e259faefb330866852e1b9f6168544572a
Christian Brabandt <cb@256bit.org>
parents:
7965
diff
changeset
|
724 return FAIL; |
45ea5ebf3a98
commit https://github.com/vim/vim/commit/595e64e259faefb330866852e1b9f6168544572a
Christian Brabandt <cb@256bit.org>
parents:
7965
diff
changeset
|
725 /* FALLTHROUGH */ |
7712
bce3b5ddb393
commit https://github.com/vim/vim/commit/520e1e41f35b063ede63b41738c82d6636e78c34
Christian Brabandt <cb@256bit.org>
parents:
diff
changeset
|
726 case NUL: /* empty */ |
7883
98a96e0ca73b
commit https://github.com/vim/vim/commit/56ead341a75e1a0395eee94a3280c67e2278a57e
Christian Brabandt <cb@256bit.org>
parents:
7868
diff
changeset
|
727 if (res != NULL) |
98a96e0ca73b
commit https://github.com/vim/vim/commit/56ead341a75e1a0395eee94a3280c67e2278a57e
Christian Brabandt <cb@256bit.org>
parents:
7868
diff
changeset
|
728 { |
98a96e0ca73b
commit https://github.com/vim/vim/commit/56ead341a75e1a0395eee94a3280c67e2278a57e
Christian Brabandt <cb@256bit.org>
parents:
7868
diff
changeset
|
729 res->v_type = VAR_SPECIAL; |
98a96e0ca73b
commit https://github.com/vim/vim/commit/56ead341a75e1a0395eee94a3280c67e2278a57e
Christian Brabandt <cb@256bit.org>
parents:
7868
diff
changeset
|
730 res->vval.v_number = VVAL_NONE; |
98a96e0ca73b
commit https://github.com/vim/vim/commit/56ead341a75e1a0395eee94a3280c67e2278a57e
Christian Brabandt <cb@256bit.org>
parents:
7868
diff
changeset
|
731 } |
98a96e0ca73b
commit https://github.com/vim/vim/commit/56ead341a75e1a0395eee94a3280c67e2278a57e
Christian Brabandt <cb@256bit.org>
parents:
7868
diff
changeset
|
732 return OK; |
7712
bce3b5ddb393
commit https://github.com/vim/vim/commit/520e1e41f35b063ede63b41738c82d6636e78c34
Christian Brabandt <cb@256bit.org>
parents:
diff
changeset
|
733 |
bce3b5ddb393
commit https://github.com/vim/vim/commit/520e1e41f35b063ede63b41738c82d6636e78c34
Christian Brabandt <cb@256bit.org>
parents:
diff
changeset
|
734 default: |
bce3b5ddb393
commit https://github.com/vim/vim/commit/520e1e41f35b063ede63b41738c82d6636e78c34
Christian Brabandt <cb@256bit.org>
parents:
diff
changeset
|
735 if (VIM_ISDIGIT(*p) || *p == '-') |
bce3b5ddb393
commit https://github.com/vim/vim/commit/520e1e41f35b063ede63b41738c82d6636e78c34
Christian Brabandt <cb@256bit.org>
parents:
diff
changeset
|
736 { |
8350
e70fa2e110ec
commit https://github.com/vim/vim/commit/10b369f67064cee91a5eb41383a694162c5c5e73
Christian Brabandt <cb@256bit.org>
parents:
8308
diff
changeset
|
737 #ifdef FEAT_FLOAT |
7712
bce3b5ddb393
commit https://github.com/vim/vim/commit/520e1e41f35b063ede63b41738c82d6636e78c34
Christian Brabandt <cb@256bit.org>
parents:
diff
changeset
|
738 char_u *sp = p; |
7883
98a96e0ca73b
commit https://github.com/vim/vim/commit/56ead341a75e1a0395eee94a3280c67e2278a57e
Christian Brabandt <cb@256bit.org>
parents:
7868
diff
changeset
|
739 |
7712
bce3b5ddb393
commit https://github.com/vim/vim/commit/520e1e41f35b063ede63b41738c82d6636e78c34
Christian Brabandt <cb@256bit.org>
parents:
diff
changeset
|
740 if (*sp == '-') |
7883
98a96e0ca73b
commit https://github.com/vim/vim/commit/56ead341a75e1a0395eee94a3280c67e2278a57e
Christian Brabandt <cb@256bit.org>
parents:
7868
diff
changeset
|
741 { |
7712
bce3b5ddb393
commit https://github.com/vim/vim/commit/520e1e41f35b063ede63b41738c82d6636e78c34
Christian Brabandt <cb@256bit.org>
parents:
diff
changeset
|
742 ++sp; |
7883
98a96e0ca73b
commit https://github.com/vim/vim/commit/56ead341a75e1a0395eee94a3280c67e2278a57e
Christian Brabandt <cb@256bit.org>
parents:
7868
diff
changeset
|
743 if (*sp == NUL) |
98a96e0ca73b
commit https://github.com/vim/vim/commit/56ead341a75e1a0395eee94a3280c67e2278a57e
Christian Brabandt <cb@256bit.org>
parents:
7868
diff
changeset
|
744 return MAYBE; |
98a96e0ca73b
commit https://github.com/vim/vim/commit/56ead341a75e1a0395eee94a3280c67e2278a57e
Christian Brabandt <cb@256bit.org>
parents:
7868
diff
changeset
|
745 if (!VIM_ISDIGIT(*sp)) |
98a96e0ca73b
commit https://github.com/vim/vim/commit/56ead341a75e1a0395eee94a3280c67e2278a57e
Christian Brabandt <cb@256bit.org>
parents:
7868
diff
changeset
|
746 return FAIL; |
98a96e0ca73b
commit https://github.com/vim/vim/commit/56ead341a75e1a0395eee94a3280c67e2278a57e
Christian Brabandt <cb@256bit.org>
parents:
7868
diff
changeset
|
747 } |
7712
bce3b5ddb393
commit https://github.com/vim/vim/commit/520e1e41f35b063ede63b41738c82d6636e78c34
Christian Brabandt <cb@256bit.org>
parents:
diff
changeset
|
748 sp = skipdigits(sp); |
bce3b5ddb393
commit https://github.com/vim/vim/commit/520e1e41f35b063ede63b41738c82d6636e78c34
Christian Brabandt <cb@256bit.org>
parents:
diff
changeset
|
749 if (*sp == '.' || *sp == 'e' || *sp == 'E') |
bce3b5ddb393
commit https://github.com/vim/vim/commit/520e1e41f35b063ede63b41738c82d6636e78c34
Christian Brabandt <cb@256bit.org>
parents:
diff
changeset
|
750 { |
7883
98a96e0ca73b
commit https://github.com/vim/vim/commit/56ead341a75e1a0395eee94a3280c67e2278a57e
Christian Brabandt <cb@256bit.org>
parents:
7868
diff
changeset
|
751 if (res == NULL) |
98a96e0ca73b
commit https://github.com/vim/vim/commit/56ead341a75e1a0395eee94a3280c67e2278a57e
Christian Brabandt <cb@256bit.org>
parents:
7868
diff
changeset
|
752 { |
98a96e0ca73b
commit https://github.com/vim/vim/commit/56ead341a75e1a0395eee94a3280c67e2278a57e
Christian Brabandt <cb@256bit.org>
parents:
7868
diff
changeset
|
753 float_T f; |
98a96e0ca73b
commit https://github.com/vim/vim/commit/56ead341a75e1a0395eee94a3280c67e2278a57e
Christian Brabandt <cb@256bit.org>
parents:
7868
diff
changeset
|
754 |
98a96e0ca73b
commit https://github.com/vim/vim/commit/56ead341a75e1a0395eee94a3280c67e2278a57e
Christian Brabandt <cb@256bit.org>
parents:
7868
diff
changeset
|
755 len = string2float(p, &f); |
98a96e0ca73b
commit https://github.com/vim/vim/commit/56ead341a75e1a0395eee94a3280c67e2278a57e
Christian Brabandt <cb@256bit.org>
parents:
7868
diff
changeset
|
756 } |
98a96e0ca73b
commit https://github.com/vim/vim/commit/56ead341a75e1a0395eee94a3280c67e2278a57e
Christian Brabandt <cb@256bit.org>
parents:
7868
diff
changeset
|
757 else |
98a96e0ca73b
commit https://github.com/vim/vim/commit/56ead341a75e1a0395eee94a3280c67e2278a57e
Christian Brabandt <cb@256bit.org>
parents:
7868
diff
changeset
|
758 { |
98a96e0ca73b
commit https://github.com/vim/vim/commit/56ead341a75e1a0395eee94a3280c67e2278a57e
Christian Brabandt <cb@256bit.org>
parents:
7868
diff
changeset
|
759 res->v_type = VAR_FLOAT; |
98a96e0ca73b
commit https://github.com/vim/vim/commit/56ead341a75e1a0395eee94a3280c67e2278a57e
Christian Brabandt <cb@256bit.org>
parents:
7868
diff
changeset
|
760 len = string2float(p, &res->vval.v_float); |
98a96e0ca73b
commit https://github.com/vim/vim/commit/56ead341a75e1a0395eee94a3280c67e2278a57e
Christian Brabandt <cb@256bit.org>
parents:
7868
diff
changeset
|
761 } |
7712
bce3b5ddb393
commit https://github.com/vim/vim/commit/520e1e41f35b063ede63b41738c82d6636e78c34
Christian Brabandt <cb@256bit.org>
parents:
diff
changeset
|
762 } |
bce3b5ddb393
commit https://github.com/vim/vim/commit/520e1e41f35b063ede63b41738c82d6636e78c34
Christian Brabandt <cb@256bit.org>
parents:
diff
changeset
|
763 else |
bce3b5ddb393
commit https://github.com/vim/vim/commit/520e1e41f35b063ede63b41738c82d6636e78c34
Christian Brabandt <cb@256bit.org>
parents:
diff
changeset
|
764 #endif |
bce3b5ddb393
commit https://github.com/vim/vim/commit/520e1e41f35b063ede63b41738c82d6636e78c34
Christian Brabandt <cb@256bit.org>
parents:
diff
changeset
|
765 { |
bce3b5ddb393
commit https://github.com/vim/vim/commit/520e1e41f35b063ede63b41738c82d6636e78c34
Christian Brabandt <cb@256bit.org>
parents:
diff
changeset
|
766 long nr; |
bce3b5ddb393
commit https://github.com/vim/vim/commit/520e1e41f35b063ede63b41738c82d6636e78c34
Christian Brabandt <cb@256bit.org>
parents:
diff
changeset
|
767 |
bce3b5ddb393
commit https://github.com/vim/vim/commit/520e1e41f35b063ede63b41738c82d6636e78c34
Christian Brabandt <cb@256bit.org>
parents:
diff
changeset
|
768 vim_str2nr(reader->js_buf + reader->js_used, |
bce3b5ddb393
commit https://github.com/vim/vim/commit/520e1e41f35b063ede63b41738c82d6636e78c34
Christian Brabandt <cb@256bit.org>
parents:
diff
changeset
|
769 NULL, &len, 0, /* what */ |
bce3b5ddb393
commit https://github.com/vim/vim/commit/520e1e41f35b063ede63b41738c82d6636e78c34
Christian Brabandt <cb@256bit.org>
parents:
diff
changeset
|
770 &nr, NULL, 0); |
7883
98a96e0ca73b
commit https://github.com/vim/vim/commit/56ead341a75e1a0395eee94a3280c67e2278a57e
Christian Brabandt <cb@256bit.org>
parents:
7868
diff
changeset
|
771 if (res != NULL) |
98a96e0ca73b
commit https://github.com/vim/vim/commit/56ead341a75e1a0395eee94a3280c67e2278a57e
Christian Brabandt <cb@256bit.org>
parents:
7868
diff
changeset
|
772 { |
98a96e0ca73b
commit https://github.com/vim/vim/commit/56ead341a75e1a0395eee94a3280c67e2278a57e
Christian Brabandt <cb@256bit.org>
parents:
7868
diff
changeset
|
773 res->v_type = VAR_NUMBER; |
98a96e0ca73b
commit https://github.com/vim/vim/commit/56ead341a75e1a0395eee94a3280c67e2278a57e
Christian Brabandt <cb@256bit.org>
parents:
7868
diff
changeset
|
774 res->vval.v_number = nr; |
98a96e0ca73b
commit https://github.com/vim/vim/commit/56ead341a75e1a0395eee94a3280c67e2278a57e
Christian Brabandt <cb@256bit.org>
parents:
7868
diff
changeset
|
775 } |
7712
bce3b5ddb393
commit https://github.com/vim/vim/commit/520e1e41f35b063ede63b41738c82d6636e78c34
Christian Brabandt <cb@256bit.org>
parents:
diff
changeset
|
776 } |
bce3b5ddb393
commit https://github.com/vim/vim/commit/520e1e41f35b063ede63b41738c82d6636e78c34
Christian Brabandt <cb@256bit.org>
parents:
diff
changeset
|
777 reader->js_used += len; |
7883
98a96e0ca73b
commit https://github.com/vim/vim/commit/56ead341a75e1a0395eee94a3280c67e2278a57e
Christian Brabandt <cb@256bit.org>
parents:
7868
diff
changeset
|
778 return OK; |
7712
bce3b5ddb393
commit https://github.com/vim/vim/commit/520e1e41f35b063ede63b41738c82d6636e78c34
Christian Brabandt <cb@256bit.org>
parents:
diff
changeset
|
779 } |
bce3b5ddb393
commit https://github.com/vim/vim/commit/520e1e41f35b063ede63b41738c82d6636e78c34
Christian Brabandt <cb@256bit.org>
parents:
diff
changeset
|
780 if (STRNICMP((char *)p, "false", 5) == 0) |
bce3b5ddb393
commit https://github.com/vim/vim/commit/520e1e41f35b063ede63b41738c82d6636e78c34
Christian Brabandt <cb@256bit.org>
parents:
diff
changeset
|
781 { |
bce3b5ddb393
commit https://github.com/vim/vim/commit/520e1e41f35b063ede63b41738c82d6636e78c34
Christian Brabandt <cb@256bit.org>
parents:
diff
changeset
|
782 reader->js_used += 5; |
7883
98a96e0ca73b
commit https://github.com/vim/vim/commit/56ead341a75e1a0395eee94a3280c67e2278a57e
Christian Brabandt <cb@256bit.org>
parents:
7868
diff
changeset
|
783 if (res != NULL) |
98a96e0ca73b
commit https://github.com/vim/vim/commit/56ead341a75e1a0395eee94a3280c67e2278a57e
Christian Brabandt <cb@256bit.org>
parents:
7868
diff
changeset
|
784 { |
98a96e0ca73b
commit https://github.com/vim/vim/commit/56ead341a75e1a0395eee94a3280c67e2278a57e
Christian Brabandt <cb@256bit.org>
parents:
7868
diff
changeset
|
785 res->v_type = VAR_SPECIAL; |
98a96e0ca73b
commit https://github.com/vim/vim/commit/56ead341a75e1a0395eee94a3280c67e2278a57e
Christian Brabandt <cb@256bit.org>
parents:
7868
diff
changeset
|
786 res->vval.v_number = VVAL_FALSE; |
98a96e0ca73b
commit https://github.com/vim/vim/commit/56ead341a75e1a0395eee94a3280c67e2278a57e
Christian Brabandt <cb@256bit.org>
parents:
7868
diff
changeset
|
787 } |
98a96e0ca73b
commit https://github.com/vim/vim/commit/56ead341a75e1a0395eee94a3280c67e2278a57e
Christian Brabandt <cb@256bit.org>
parents:
7868
diff
changeset
|
788 return OK; |
7712
bce3b5ddb393
commit https://github.com/vim/vim/commit/520e1e41f35b063ede63b41738c82d6636e78c34
Christian Brabandt <cb@256bit.org>
parents:
diff
changeset
|
789 } |
bce3b5ddb393
commit https://github.com/vim/vim/commit/520e1e41f35b063ede63b41738c82d6636e78c34
Christian Brabandt <cb@256bit.org>
parents:
diff
changeset
|
790 if (STRNICMP((char *)p, "true", 4) == 0) |
bce3b5ddb393
commit https://github.com/vim/vim/commit/520e1e41f35b063ede63b41738c82d6636e78c34
Christian Brabandt <cb@256bit.org>
parents:
diff
changeset
|
791 { |
bce3b5ddb393
commit https://github.com/vim/vim/commit/520e1e41f35b063ede63b41738c82d6636e78c34
Christian Brabandt <cb@256bit.org>
parents:
diff
changeset
|
792 reader->js_used += 4; |
7883
98a96e0ca73b
commit https://github.com/vim/vim/commit/56ead341a75e1a0395eee94a3280c67e2278a57e
Christian Brabandt <cb@256bit.org>
parents:
7868
diff
changeset
|
793 if (res != NULL) |
98a96e0ca73b
commit https://github.com/vim/vim/commit/56ead341a75e1a0395eee94a3280c67e2278a57e
Christian Brabandt <cb@256bit.org>
parents:
7868
diff
changeset
|
794 { |
98a96e0ca73b
commit https://github.com/vim/vim/commit/56ead341a75e1a0395eee94a3280c67e2278a57e
Christian Brabandt <cb@256bit.org>
parents:
7868
diff
changeset
|
795 res->v_type = VAR_SPECIAL; |
98a96e0ca73b
commit https://github.com/vim/vim/commit/56ead341a75e1a0395eee94a3280c67e2278a57e
Christian Brabandt <cb@256bit.org>
parents:
7868
diff
changeset
|
796 res->vval.v_number = VVAL_TRUE; |
98a96e0ca73b
commit https://github.com/vim/vim/commit/56ead341a75e1a0395eee94a3280c67e2278a57e
Christian Brabandt <cb@256bit.org>
parents:
7868
diff
changeset
|
797 } |
98a96e0ca73b
commit https://github.com/vim/vim/commit/56ead341a75e1a0395eee94a3280c67e2278a57e
Christian Brabandt <cb@256bit.org>
parents:
7868
diff
changeset
|
798 return OK; |
7712
bce3b5ddb393
commit https://github.com/vim/vim/commit/520e1e41f35b063ede63b41738c82d6636e78c34
Christian Brabandt <cb@256bit.org>
parents:
diff
changeset
|
799 } |
bce3b5ddb393
commit https://github.com/vim/vim/commit/520e1e41f35b063ede63b41738c82d6636e78c34
Christian Brabandt <cb@256bit.org>
parents:
diff
changeset
|
800 if (STRNICMP((char *)p, "null", 4) == 0) |
bce3b5ddb393
commit https://github.com/vim/vim/commit/520e1e41f35b063ede63b41738c82d6636e78c34
Christian Brabandt <cb@256bit.org>
parents:
diff
changeset
|
801 { |
bce3b5ddb393
commit https://github.com/vim/vim/commit/520e1e41f35b063ede63b41738c82d6636e78c34
Christian Brabandt <cb@256bit.org>
parents:
diff
changeset
|
802 reader->js_used += 4; |
7883
98a96e0ca73b
commit https://github.com/vim/vim/commit/56ead341a75e1a0395eee94a3280c67e2278a57e
Christian Brabandt <cb@256bit.org>
parents:
7868
diff
changeset
|
803 if (res != NULL) |
98a96e0ca73b
commit https://github.com/vim/vim/commit/56ead341a75e1a0395eee94a3280c67e2278a57e
Christian Brabandt <cb@256bit.org>
parents:
7868
diff
changeset
|
804 { |
98a96e0ca73b
commit https://github.com/vim/vim/commit/56ead341a75e1a0395eee94a3280c67e2278a57e
Christian Brabandt <cb@256bit.org>
parents:
7868
diff
changeset
|
805 res->v_type = VAR_SPECIAL; |
98a96e0ca73b
commit https://github.com/vim/vim/commit/56ead341a75e1a0395eee94a3280c67e2278a57e
Christian Brabandt <cb@256bit.org>
parents:
7868
diff
changeset
|
806 res->vval.v_number = VVAL_NULL; |
98a96e0ca73b
commit https://github.com/vim/vim/commit/56ead341a75e1a0395eee94a3280c67e2278a57e
Christian Brabandt <cb@256bit.org>
parents:
7868
diff
changeset
|
807 } |
98a96e0ca73b
commit https://github.com/vim/vim/commit/56ead341a75e1a0395eee94a3280c67e2278a57e
Christian Brabandt <cb@256bit.org>
parents:
7868
diff
changeset
|
808 return OK; |
7712
bce3b5ddb393
commit https://github.com/vim/vim/commit/520e1e41f35b063ede63b41738c82d6636e78c34
Christian Brabandt <cb@256bit.org>
parents:
diff
changeset
|
809 } |
8228
a0e552c51c34
commit https://github.com/vim/vim/commit/f1b6ac72293e658bb6e68c5cfd926c405b1b6f34
Christian Brabandt <cb@256bit.org>
parents:
8146
diff
changeset
|
810 #ifdef FEAT_FLOAT |
a0e552c51c34
commit https://github.com/vim/vim/commit/f1b6ac72293e658bb6e68c5cfd926c405b1b6f34
Christian Brabandt <cb@256bit.org>
parents:
8146
diff
changeset
|
811 if (STRNICMP((char *)p, "NaN", 3) == 0) |
a0e552c51c34
commit https://github.com/vim/vim/commit/f1b6ac72293e658bb6e68c5cfd926c405b1b6f34
Christian Brabandt <cb@256bit.org>
parents:
8146
diff
changeset
|
812 { |
a0e552c51c34
commit https://github.com/vim/vim/commit/f1b6ac72293e658bb6e68c5cfd926c405b1b6f34
Christian Brabandt <cb@256bit.org>
parents:
8146
diff
changeset
|
813 reader->js_used += 3; |
a0e552c51c34
commit https://github.com/vim/vim/commit/f1b6ac72293e658bb6e68c5cfd926c405b1b6f34
Christian Brabandt <cb@256bit.org>
parents:
8146
diff
changeset
|
814 if (res != NULL) |
a0e552c51c34
commit https://github.com/vim/vim/commit/f1b6ac72293e658bb6e68c5cfd926c405b1b6f34
Christian Brabandt <cb@256bit.org>
parents:
8146
diff
changeset
|
815 { |
a0e552c51c34
commit https://github.com/vim/vim/commit/f1b6ac72293e658bb6e68c5cfd926c405b1b6f34
Christian Brabandt <cb@256bit.org>
parents:
8146
diff
changeset
|
816 res->v_type = VAR_FLOAT; |
8230
51ca0cee512e
commit https://github.com/vim/vim/commit/3ea0f1ae318db6cd9413914bb2ff824d71cefc6e
Christian Brabandt <cb@256bit.org>
parents:
8228
diff
changeset
|
817 res->vval.v_float = NAN; |
8228
a0e552c51c34
commit https://github.com/vim/vim/commit/f1b6ac72293e658bb6e68c5cfd926c405b1b6f34
Christian Brabandt <cb@256bit.org>
parents:
8146
diff
changeset
|
818 } |
a0e552c51c34
commit https://github.com/vim/vim/commit/f1b6ac72293e658bb6e68c5cfd926c405b1b6f34
Christian Brabandt <cb@256bit.org>
parents:
8146
diff
changeset
|
819 return OK; |
a0e552c51c34
commit https://github.com/vim/vim/commit/f1b6ac72293e658bb6e68c5cfd926c405b1b6f34
Christian Brabandt <cb@256bit.org>
parents:
8146
diff
changeset
|
820 } |
a0e552c51c34
commit https://github.com/vim/vim/commit/f1b6ac72293e658bb6e68c5cfd926c405b1b6f34
Christian Brabandt <cb@256bit.org>
parents:
8146
diff
changeset
|
821 if (STRNICMP((char *)p, "Infinity", 8) == 0) |
a0e552c51c34
commit https://github.com/vim/vim/commit/f1b6ac72293e658bb6e68c5cfd926c405b1b6f34
Christian Brabandt <cb@256bit.org>
parents:
8146
diff
changeset
|
822 { |
a0e552c51c34
commit https://github.com/vim/vim/commit/f1b6ac72293e658bb6e68c5cfd926c405b1b6f34
Christian Brabandt <cb@256bit.org>
parents:
8146
diff
changeset
|
823 reader->js_used += 8; |
a0e552c51c34
commit https://github.com/vim/vim/commit/f1b6ac72293e658bb6e68c5cfd926c405b1b6f34
Christian Brabandt <cb@256bit.org>
parents:
8146
diff
changeset
|
824 if (res != NULL) |
a0e552c51c34
commit https://github.com/vim/vim/commit/f1b6ac72293e658bb6e68c5cfd926c405b1b6f34
Christian Brabandt <cb@256bit.org>
parents:
8146
diff
changeset
|
825 { |
a0e552c51c34
commit https://github.com/vim/vim/commit/f1b6ac72293e658bb6e68c5cfd926c405b1b6f34
Christian Brabandt <cb@256bit.org>
parents:
8146
diff
changeset
|
826 res->v_type = VAR_FLOAT; |
8230
51ca0cee512e
commit https://github.com/vim/vim/commit/3ea0f1ae318db6cd9413914bb2ff824d71cefc6e
Christian Brabandt <cb@256bit.org>
parents:
8228
diff
changeset
|
827 res->vval.v_float = INFINITY; |
8228
a0e552c51c34
commit https://github.com/vim/vim/commit/f1b6ac72293e658bb6e68c5cfd926c405b1b6f34
Christian Brabandt <cb@256bit.org>
parents:
8146
diff
changeset
|
828 } |
a0e552c51c34
commit https://github.com/vim/vim/commit/f1b6ac72293e658bb6e68c5cfd926c405b1b6f34
Christian Brabandt <cb@256bit.org>
parents:
8146
diff
changeset
|
829 return OK; |
a0e552c51c34
commit https://github.com/vim/vim/commit/f1b6ac72293e658bb6e68c5cfd926c405b1b6f34
Christian Brabandt <cb@256bit.org>
parents:
8146
diff
changeset
|
830 } |
a0e552c51c34
commit https://github.com/vim/vim/commit/f1b6ac72293e658bb6e68c5cfd926c405b1b6f34
Christian Brabandt <cb@256bit.org>
parents:
8146
diff
changeset
|
831 #endif |
7883
98a96e0ca73b
commit https://github.com/vim/vim/commit/56ead341a75e1a0395eee94a3280c67e2278a57e
Christian Brabandt <cb@256bit.org>
parents:
7868
diff
changeset
|
832 /* check for truncated name */ |
98a96e0ca73b
commit https://github.com/vim/vim/commit/56ead341a75e1a0395eee94a3280c67e2278a57e
Christian Brabandt <cb@256bit.org>
parents:
7868
diff
changeset
|
833 len = (int)(reader->js_end - (reader->js_buf + reader->js_used)); |
8228
a0e552c51c34
commit https://github.com/vim/vim/commit/f1b6ac72293e658bb6e68c5cfd926c405b1b6f34
Christian Brabandt <cb@256bit.org>
parents:
8146
diff
changeset
|
834 if ( |
a0e552c51c34
commit https://github.com/vim/vim/commit/f1b6ac72293e658bb6e68c5cfd926c405b1b6f34
Christian Brabandt <cb@256bit.org>
parents:
8146
diff
changeset
|
835 (len < 5 && STRNICMP((char *)p, "false", len) == 0) |
a0e552c51c34
commit https://github.com/vim/vim/commit/f1b6ac72293e658bb6e68c5cfd926c405b1b6f34
Christian Brabandt <cb@256bit.org>
parents:
8146
diff
changeset
|
836 #ifdef FEAT_FLOAT |
a0e552c51c34
commit https://github.com/vim/vim/commit/f1b6ac72293e658bb6e68c5cfd926c405b1b6f34
Christian Brabandt <cb@256bit.org>
parents:
8146
diff
changeset
|
837 || (len < 8 && STRNICMP((char *)p, "Infinity", len) == 0) |
a0e552c51c34
commit https://github.com/vim/vim/commit/f1b6ac72293e658bb6e68c5cfd926c405b1b6f34
Christian Brabandt <cb@256bit.org>
parents:
8146
diff
changeset
|
838 || (len < 3 && STRNICMP((char *)p, "NaN", len) == 0) |
a0e552c51c34
commit https://github.com/vim/vim/commit/f1b6ac72293e658bb6e68c5cfd926c405b1b6f34
Christian Brabandt <cb@256bit.org>
parents:
8146
diff
changeset
|
839 #endif |
7883
98a96e0ca73b
commit https://github.com/vim/vim/commit/56ead341a75e1a0395eee94a3280c67e2278a57e
Christian Brabandt <cb@256bit.org>
parents:
7868
diff
changeset
|
840 || (len < 4 && (STRNICMP((char *)p, "true", len) == 0 |
98a96e0ca73b
commit https://github.com/vim/vim/commit/56ead341a75e1a0395eee94a3280c67e2278a57e
Christian Brabandt <cb@256bit.org>
parents:
7868
diff
changeset
|
841 || STRNICMP((char *)p, "null", len) == 0))) |
98a96e0ca73b
commit https://github.com/vim/vim/commit/56ead341a75e1a0395eee94a3280c67e2278a57e
Christian Brabandt <cb@256bit.org>
parents:
7868
diff
changeset
|
842 return MAYBE; |
7712
bce3b5ddb393
commit https://github.com/vim/vim/commit/520e1e41f35b063ede63b41738c82d6636e78c34
Christian Brabandt <cb@256bit.org>
parents:
diff
changeset
|
843 break; |
bce3b5ddb393
commit https://github.com/vim/vim/commit/520e1e41f35b063ede63b41738c82d6636e78c34
Christian Brabandt <cb@256bit.org>
parents:
diff
changeset
|
844 } |
bce3b5ddb393
commit https://github.com/vim/vim/commit/520e1e41f35b063ede63b41738c82d6636e78c34
Christian Brabandt <cb@256bit.org>
parents:
diff
changeset
|
845 |
7883
98a96e0ca73b
commit https://github.com/vim/vim/commit/56ead341a75e1a0395eee94a3280c67e2278a57e
Christian Brabandt <cb@256bit.org>
parents:
7868
diff
changeset
|
846 if (res != NUL) |
98a96e0ca73b
commit https://github.com/vim/vim/commit/56ead341a75e1a0395eee94a3280c67e2278a57e
Christian Brabandt <cb@256bit.org>
parents:
7868
diff
changeset
|
847 { |
98a96e0ca73b
commit https://github.com/vim/vim/commit/56ead341a75e1a0395eee94a3280c67e2278a57e
Christian Brabandt <cb@256bit.org>
parents:
7868
diff
changeset
|
848 res->v_type = VAR_SPECIAL; |
98a96e0ca73b
commit https://github.com/vim/vim/commit/56ead341a75e1a0395eee94a3280c67e2278a57e
Christian Brabandt <cb@256bit.org>
parents:
7868
diff
changeset
|
849 res->vval.v_number = VVAL_NONE; |
98a96e0ca73b
commit https://github.com/vim/vim/commit/56ead341a75e1a0395eee94a3280c67e2278a57e
Christian Brabandt <cb@256bit.org>
parents:
7868
diff
changeset
|
850 } |
98a96e0ca73b
commit https://github.com/vim/vim/commit/56ead341a75e1a0395eee94a3280c67e2278a57e
Christian Brabandt <cb@256bit.org>
parents:
7868
diff
changeset
|
851 return FAIL; |
7712
bce3b5ddb393
commit https://github.com/vim/vim/commit/520e1e41f35b063ede63b41738c82d6636e78c34
Christian Brabandt <cb@256bit.org>
parents:
diff
changeset
|
852 } |
bce3b5ddb393
commit https://github.com/vim/vim/commit/520e1e41f35b063ede63b41738c82d6636e78c34
Christian Brabandt <cb@256bit.org>
parents:
diff
changeset
|
853 |
bce3b5ddb393
commit https://github.com/vim/vim/commit/520e1e41f35b063ede63b41738c82d6636e78c34
Christian Brabandt <cb@256bit.org>
parents:
diff
changeset
|
854 /* |
bce3b5ddb393
commit https://github.com/vim/vim/commit/520e1e41f35b063ede63b41738c82d6636e78c34
Christian Brabandt <cb@256bit.org>
parents:
diff
changeset
|
855 * 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
|
856 * "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
|
857 * 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
|
858 */ |
7868
17e6ff1a74f1
commit https://github.com/vim/vim/commit/19d2f1589850d7db1ce77efec052929246f156e2
Christian Brabandt <cb@256bit.org>
parents:
7864
diff
changeset
|
859 int |
7967
45ea5ebf3a98
commit https://github.com/vim/vim/commit/595e64e259faefb330866852e1b9f6168544572a
Christian Brabandt <cb@256bit.org>
parents:
7965
diff
changeset
|
860 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
|
861 { |
7883
98a96e0ca73b
commit https://github.com/vim/vim/commit/56ead341a75e1a0395eee94a3280c67e2278a57e
Christian Brabandt <cb@256bit.org>
parents:
7868
diff
changeset
|
862 int ret; |
98a96e0ca73b
commit https://github.com/vim/vim/commit/56ead341a75e1a0395eee94a3280c67e2278a57e
Christian Brabandt <cb@256bit.org>
parents:
7868
diff
changeset
|
863 |
7967
45ea5ebf3a98
commit https://github.com/vim/vim/commit/595e64e259faefb330866852e1b9f6168544572a
Christian Brabandt <cb@256bit.org>
parents:
7965
diff
changeset
|
864 /* 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
|
865 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
|
866 json_skip_white(reader); |
7967
45ea5ebf3a98
commit https://github.com/vim/vim/commit/595e64e259faefb330866852e1b9f6168544572a
Christian Brabandt <cb@256bit.org>
parents:
7965
diff
changeset
|
867 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
|
868 if (ret != OK) |
98a96e0ca73b
commit https://github.com/vim/vim/commit/56ead341a75e1a0395eee94a3280c67e2278a57e
Christian Brabandt <cb@256bit.org>
parents:
7868
diff
changeset
|
869 return FAIL; |
7712
bce3b5ddb393
commit https://github.com/vim/vim/commit/520e1e41f35b063ede63b41738c82d6636e78c34
Christian Brabandt <cb@256bit.org>
parents:
diff
changeset
|
870 json_skip_white(reader); |
bce3b5ddb393
commit https://github.com/vim/vim/commit/520e1e41f35b063ede63b41738c82d6636e78c34
Christian Brabandt <cb@256bit.org>
parents:
diff
changeset
|
871 if (reader->js_buf[reader->js_used] != NUL) |
7868
17e6ff1a74f1
commit https://github.com/vim/vim/commit/19d2f1589850d7db1ce77efec052929246f156e2
Christian Brabandt <cb@256bit.org>
parents:
7864
diff
changeset
|
872 return FAIL; |
17e6ff1a74f1
commit https://github.com/vim/vim/commit/19d2f1589850d7db1ce77efec052929246f156e2
Christian Brabandt <cb@256bit.org>
parents:
7864
diff
changeset
|
873 return OK; |
7712
bce3b5ddb393
commit https://github.com/vim/vim/commit/520e1e41f35b063ede63b41738c82d6636e78c34
Christian Brabandt <cb@256bit.org>
parents:
diff
changeset
|
874 } |
7883
98a96e0ca73b
commit https://github.com/vim/vim/commit/56ead341a75e1a0395eee94a3280c67e2278a57e
Christian Brabandt <cb@256bit.org>
parents:
7868
diff
changeset
|
875 |
98a96e0ca73b
commit https://github.com/vim/vim/commit/56ead341a75e1a0395eee94a3280c67e2278a57e
Christian Brabandt <cb@256bit.org>
parents:
7868
diff
changeset
|
876 /* |
98a96e0ca73b
commit https://github.com/vim/vim/commit/56ead341a75e1a0395eee94a3280c67e2278a57e
Christian Brabandt <cb@256bit.org>
parents:
7868
diff
changeset
|
877 * 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
|
878 * "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
|
879 * Return FAIL if the message has a decoding error or the message is |
98a96e0ca73b
commit https://github.com/vim/vim/commit/56ead341a75e1a0395eee94a3280c67e2278a57e
Christian Brabandt <cb@256bit.org>
parents:
7868
diff
changeset
|
880 * truncated. Consumes the message anyway. |
98a96e0ca73b
commit https://github.com/vim/vim/commit/56ead341a75e1a0395eee94a3280c67e2278a57e
Christian Brabandt <cb@256bit.org>
parents:
7868
diff
changeset
|
881 */ |
98a96e0ca73b
commit https://github.com/vim/vim/commit/56ead341a75e1a0395eee94a3280c67e2278a57e
Christian Brabandt <cb@256bit.org>
parents:
7868
diff
changeset
|
882 int |
7967
45ea5ebf3a98
commit https://github.com/vim/vim/commit/595e64e259faefb330866852e1b9f6168544572a
Christian Brabandt <cb@256bit.org>
parents:
7965
diff
changeset
|
883 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
|
884 { |
98a96e0ca73b
commit https://github.com/vim/vim/commit/56ead341a75e1a0395eee94a3280c67e2278a57e
Christian Brabandt <cb@256bit.org>
parents:
7868
diff
changeset
|
885 int ret; |
98a96e0ca73b
commit https://github.com/vim/vim/commit/56ead341a75e1a0395eee94a3280c67e2278a57e
Christian Brabandt <cb@256bit.org>
parents:
7868
diff
changeset
|
886 |
7967
45ea5ebf3a98
commit https://github.com/vim/vim/commit/595e64e259faefb330866852e1b9f6168544572a
Christian Brabandt <cb@256bit.org>
parents:
7965
diff
changeset
|
887 /* 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
|
888 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
|
889 json_skip_white(reader); |
7967
45ea5ebf3a98
commit https://github.com/vim/vim/commit/595e64e259faefb330866852e1b9f6168544572a
Christian Brabandt <cb@256bit.org>
parents:
7965
diff
changeset
|
890 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
|
891 json_skip_white(reader); |
98a96e0ca73b
commit https://github.com/vim/vim/commit/56ead341a75e1a0395eee94a3280c67e2278a57e
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892 |
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893 return ret == OK ? OK : FAIL; |
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894 } |
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895 |
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896 /* |
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897 * Decode the JSON from "reader" to find the end of the message. |
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898 * "options" can be JSON_JS or zero; |
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899 * Return FAIL if the message has a decoding error. |
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900 * Return MAYBE if the message is truncated, need to read more. |
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901 * This only works reliable if the message contains an object, array or |
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902 * string. A number might be trucated without knowing. |
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903 * Does not advance the reader. |
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904 */ |
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905 int |
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906 json_find_end(js_read_T *reader, int options) |
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907 { |
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908 int used_save = reader->js_used; |
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909 int ret; |
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910 |
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911 /* We find the end once, to avoid calling strlen() many times. */ |
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912 reader->js_end = reader->js_buf + STRLEN(reader->js_buf); |
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913 json_skip_white(reader); |
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914 ret = json_decode_item(reader, NULL, options); |
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915 reader->js_used = used_save; |
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916 return ret; |
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917 } |
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918 #endif |