Mercurial > vim
annotate src/json.c @ 8289:6ae3fb4fe7c1 v7.4.1437
commit https://github.com/vim/vim/commit/136f29a91dbafce424e31a4af133155f997e8f78
Author: Bram Moolenaar <Bram@vim.org>
Date: Sat Feb 27 20:14:15 2016 +0100
patch 7.4.1437
Problem: Old system doesn't have isinf() and NAN. (Ben Fritz)
Solution: Adjust #ifdefs. Detect isnan() and isinf() functions with
configure. Use a replacement when missing. (Kazunobu Kuriyama)
author | Christian Brabandt <cb@256bit.org> |
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date | Sat, 27 Feb 2016 20:15:04 +0100 |
parents | b8a56d4d83e0 |
children | 367a7fed630b |
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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 |
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16 #include "vim.h" |
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17 |
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18 #if defined(FEAT_EVAL) || defined(PROTO) |
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19 |
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20 static int json_encode_item(garray_T *gap, typval_T *val, int copyID, int options); |
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21 static int json_decode_item(js_read_T *reader, typval_T *res, int options); |
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22 |
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23 /* |
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24 * Encode "val" into a JSON format string. |
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25 * The result is in allocated memory. |
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26 * The result is empty when encoding fails. |
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27 * "options" can be JSON_JS or zero; |
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28 */ |
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29 char_u * |
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30 json_encode(typval_T *val, int options) |
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31 { |
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32 garray_T ga; |
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33 |
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34 /* Store bytes in the growarray. */ |
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35 ga_init2(&ga, 1, 4000); |
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36 if (json_encode_item(&ga, val, get_copyID(), options) == FAIL) |
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37 { |
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38 vim_free(ga.ga_data); |
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39 return vim_strsave((char_u *)""); |
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40 } |
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41 return ga.ga_data; |
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42 } |
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43 |
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44 /* |
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45 * Encode ["nr", "val"] into a JSON format string in allocated memory. |
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46 * "options" can be JSON_JS or zero; |
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47 * Returns NULL when out of memory. |
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48 */ |
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49 char_u * |
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50 json_encode_nr_expr(int nr, typval_T *val, int options) |
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51 { |
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52 typval_T listtv; |
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53 typval_T nrtv; |
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54 char_u *text; |
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55 |
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56 nrtv.v_type = VAR_NUMBER; |
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57 nrtv.vval.v_number = nr; |
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58 if (rettv_list_alloc(&listtv) == FAIL) |
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59 return NULL; |
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60 if (list_append_tv(listtv.vval.v_list, &nrtv) == FAIL |
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61 || list_append_tv(listtv.vval.v_list, val) == FAIL) |
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62 { |
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63 list_unref(listtv.vval.v_list); |
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64 return NULL; |
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65 } |
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66 |
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67 text = json_encode(&listtv, options); |
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68 list_unref(listtv.vval.v_list); |
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69 return text; |
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70 } |
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71 |
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72 static void |
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73 write_string(garray_T *gap, char_u *str) |
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74 { |
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75 char_u *res = str; |
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76 char_u numbuf[NUMBUFLEN]; |
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77 |
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78 if (res == NULL) |
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79 ga_concat(gap, (char_u *)"null"); |
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80 else |
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81 { |
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82 #if defined(FEAT_MBYTE) && defined(USE_ICONV) |
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83 vimconv_T conv; |
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84 char_u *converted = NULL; |
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85 |
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86 convert_setup(&conv, p_enc, (char_u*)"utf-8"); |
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87 if (conv.vc_type != CONV_NONE) |
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88 converted = res = string_convert(&conv, res, NULL); |
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89 convert_setup(&conv, NULL, NULL); |
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90 #endif |
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91 |
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92 ga_append(gap, '"'); |
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93 while (*res != NUL) |
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94 { |
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95 int c; |
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96 #ifdef FEAT_MBYTE |
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97 /* always use utf-8 encoding, ignore 'encoding' */ |
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98 c = utf_ptr2char(res); |
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99 #else |
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100 c = (int)*(p); |
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101 #endif |
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102 |
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103 switch (c) |
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104 { |
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105 case 0x08: |
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106 ga_append(gap, '\\'); ga_append(gap, 'b'); break; |
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107 case 0x09: |
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108 ga_append(gap, '\\'); ga_append(gap, 't'); break; |
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109 case 0x0a: |
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110 ga_append(gap, '\\'); ga_append(gap, 'n'); break; |
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111 case 0x0c: |
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112 ga_append(gap, '\\'); ga_append(gap, 'f'); break; |
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113 case 0x0d: |
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114 ga_append(gap, '\\'); ga_append(gap, 'r'); break; |
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115 case 0x22: /* " */ |
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116 case 0x5c: /* \ */ |
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117 ga_append(gap, '\\'); |
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118 ga_append(gap, c); |
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119 break; |
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120 default: |
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121 if (c >= 0x20) |
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122 { |
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123 #ifdef FEAT_MBYTE |
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124 numbuf[utf_char2bytes(c, numbuf)] = NUL; |
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125 #else |
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126 numbuf[0] = c; |
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127 numbuf[1] = NUL; |
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128 #endif |
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129 ga_concat(gap, numbuf); |
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130 } |
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131 else |
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132 { |
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133 vim_snprintf((char *)numbuf, NUMBUFLEN, |
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134 "\\u%04lx", (long)c); |
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135 ga_concat(gap, numbuf); |
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136 } |
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137 } |
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138 #ifdef FEAT_MBYTE |
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139 res += utf_ptr2len(res); |
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140 #else |
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141 ++p; |
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142 #endif |
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143 } |
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144 ga_append(gap, '"'); |
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145 #if defined(FEAT_MBYTE) && defined(USE_ICONV) |
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146 vim_free(converted); |
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147 #endif |
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148 } |
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149 } |
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150 |
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151 /* |
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152 * Return TRUE if "key" can be used without quotes. |
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153 * That is when it starts with a letter and only contains letters, digits and |
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154 * underscore. |
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155 */ |
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156 static int |
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157 is_simple_key(char_u *key) |
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158 { |
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159 char_u *p; |
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160 |
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161 if (!ASCII_ISALPHA(*key)) |
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162 return FALSE; |
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163 for (p = key + 1; *p != NUL; ++p) |
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164 if (!ASCII_ISALPHA(*p) && *p != '_' && !vim_isdigit(*p)) |
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165 return FALSE; |
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166 return TRUE; |
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167 } |
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168 |
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169 /* |
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170 * Encode "val" into "gap". |
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171 * Return FAIL or OK. |
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172 */ |
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173 static int |
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174 json_encode_item(garray_T *gap, typval_T *val, int copyID, int options) |
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175 { |
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176 char_u numbuf[NUMBUFLEN]; |
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177 char_u *res; |
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178 list_T *l; |
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179 dict_T *d; |
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180 |
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181 switch (val->v_type) |
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182 { |
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183 case VAR_SPECIAL: |
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184 switch (val->vval.v_number) |
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185 { |
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186 case VVAL_FALSE: ga_concat(gap, (char_u *)"false"); break; |
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187 case VVAL_TRUE: ga_concat(gap, (char_u *)"true"); break; |
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188 case VVAL_NONE: if ((options & JSON_JS) != 0 |
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189 && (options & JSON_NO_NONE) == 0) |
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190 /* empty item */ |
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191 break; |
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192 /* FALLTHROUGH */ |
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193 case VVAL_NULL: ga_concat(gap, (char_u *)"null"); break; |
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194 } |
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195 break; |
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196 |
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197 case VAR_NUMBER: |
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198 vim_snprintf((char *)numbuf, NUMBUFLEN, "%ld", |
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199 (long)val->vval.v_number); |
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200 ga_concat(gap, numbuf); |
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201 break; |
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202 |
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203 case VAR_STRING: |
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204 res = val->vval.v_string; |
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205 write_string(gap, res); |
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206 break; |
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207 |
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208 case VAR_FUNC: |
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209 case VAR_JOB: |
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210 case VAR_CHANNEL: |
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211 /* no JSON equivalent TODO: better error */ |
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212 EMSG(_(e_invarg)); |
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213 return FAIL; |
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214 |
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215 case VAR_LIST: |
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216 l = val->vval.v_list; |
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217 if (l == NULL) |
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218 ga_concat(gap, (char_u *)"null"); |
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219 else |
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220 { |
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221 if (l->lv_copyID == copyID) |
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222 ga_concat(gap, (char_u *)"[]"); |
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223 else |
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224 { |
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225 listitem_T *li; |
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226 |
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227 l->lv_copyID = copyID; |
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228 ga_append(gap, '['); |
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229 for (li = l->lv_first; li != NULL && !got_int; ) |
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230 { |
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231 if (json_encode_item(gap, &li->li_tv, copyID, |
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232 options & JSON_JS) == FAIL) |
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233 return FAIL; |
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234 if ((options & JSON_JS) |
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235 && li->li_next == NULL |
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236 && li->li_tv.v_type == VAR_SPECIAL |
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237 && li->li_tv.vval.v_number == VVAL_NONE) |
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238 /* add an extra comma if the last item is v:none */ |
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239 ga_append(gap, ','); |
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240 li = li->li_next; |
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241 if (li != NULL) |
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242 ga_append(gap, ','); |
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243 } |
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244 ga_append(gap, ']'); |
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245 l->lv_copyID = 0; |
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246 } |
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247 } |
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248 break; |
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249 |
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250 case VAR_DICT: |
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251 d = val->vval.v_dict; |
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252 if (d == NULL) |
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253 ga_concat(gap, (char_u *)"null"); |
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254 else |
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255 { |
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256 if (d->dv_copyID == copyID) |
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257 ga_concat(gap, (char_u *)"{}"); |
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258 else |
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259 { |
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260 int first = TRUE; |
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261 int todo = (int)d->dv_hashtab.ht_used; |
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262 hashitem_T *hi; |
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263 |
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264 d->dv_copyID = copyID; |
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265 ga_append(gap, '{'); |
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266 |
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267 for (hi = d->dv_hashtab.ht_array; todo > 0 && !got_int; |
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268 ++hi) |
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269 if (!HASHITEM_EMPTY(hi)) |
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270 { |
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271 --todo; |
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272 if (first) |
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273 first = FALSE; |
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274 else |
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275 ga_append(gap, ','); |
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276 if ((options & JSON_JS) |
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277 && is_simple_key(hi->hi_key)) |
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278 ga_concat(gap, hi->hi_key); |
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279 else |
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280 write_string(gap, hi->hi_key); |
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281 ga_append(gap, ':'); |
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282 if (json_encode_item(gap, &dict_lookup(hi)->di_tv, |
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283 copyID, options | JSON_NO_NONE) == FAIL) |
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284 return FAIL; |
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285 } |
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286 ga_append(gap, '}'); |
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287 d->dv_copyID = 0; |
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288 } |
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289 } |
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290 break; |
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291 |
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292 case VAR_FLOAT: |
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293 #ifdef FEAT_FLOAT |
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294 # if defined(HAVE_MATH_H) |
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295 if (isnan(val->vval.v_float)) |
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296 ga_concat(gap, (char_u *)"NaN"); |
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297 else if (isinf(val->vval.v_float)) |
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298 ga_concat(gap, (char_u *)"Infinity"); |
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299 else |
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300 # endif |
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301 { |
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302 vim_snprintf((char *)numbuf, NUMBUFLEN, "%g", |
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303 val->vval.v_float); |
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304 ga_concat(gap, numbuf); |
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305 } |
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306 break; |
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307 #endif |
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308 case VAR_UNKNOWN: |
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309 EMSG2(_(e_intern2), "json_encode_item()"); |
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310 return FAIL; |
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311 } |
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312 return OK; |
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313 } |
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314 |
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315 /* |
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316 * When "reader" has less than NUMBUFLEN bytes available, call the fill |
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317 * callback to get more. |
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318 */ |
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319 static void |
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320 fill_numbuflen(js_read_T *reader) |
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321 { |
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322 if (reader->js_fill != NULL && (int)(reader->js_end - reader->js_buf) |
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323 - reader->js_used < NUMBUFLEN) |
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324 { |
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325 if (reader->js_fill(reader)) |
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326 reader->js_end = reader->js_buf + STRLEN(reader->js_buf); |
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327 } |
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328 } |
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329 |
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330 /* |
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331 * Skip white space in "reader". All characters <= space are considered white |
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332 * space. |
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333 * Also tops up readahead when needed. |
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334 */ |
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335 static void |
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336 json_skip_white(js_read_T *reader) |
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337 { |
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338 int c; |
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339 |
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340 for (;;) |
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341 { |
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342 c = reader->js_buf[reader->js_used]; |
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343 if (reader->js_fill != NULL && c == NUL) |
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344 { |
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345 if (reader->js_fill(reader)) |
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346 reader->js_end = reader->js_buf + STRLEN(reader->js_buf); |
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347 continue; |
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348 } |
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349 if (c == NUL || c > ' ') |
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350 break; |
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351 ++reader->js_used; |
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352 } |
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353 fill_numbuflen(reader); |
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354 } |
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355 |
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356 static int |
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357 json_decode_array(js_read_T *reader, typval_T *res, int options) |
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358 { |
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359 char_u *p; |
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360 typval_T item; |
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361 listitem_T *li; |
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362 int ret; |
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363 |
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364 if (res != NULL && rettv_list_alloc(res) == FAIL) |
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365 { |
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366 res->v_type = VAR_SPECIAL; |
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367 res->vval.v_number = VVAL_NONE; |
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368 return FAIL; |
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369 } |
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370 ++reader->js_used; /* consume the '[' */ |
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371 |
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372 while (TRUE) |
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373 { |
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374 json_skip_white(reader); |
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375 p = reader->js_buf + reader->js_used; |
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376 if (*p == NUL) |
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377 return MAYBE; |
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378 if (*p == ']') |
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379 { |
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380 ++reader->js_used; /* consume the ']' */ |
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381 break; |
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382 } |
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383 |
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384 ret = json_decode_item(reader, res == NULL ? NULL : &item, options); |
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385 if (ret != OK) |
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386 return ret; |
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387 if (res != NULL) |
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388 { |
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389 li = listitem_alloc(); |
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390 if (li == NULL) |
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391 { |
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392 clear_tv(&item); |
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393 return FAIL; |
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394 } |
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395 li->li_tv = item; |
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396 list_append(res->vval.v_list, li); |
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397 } |
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398 |
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399 json_skip_white(reader); |
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400 p = reader->js_buf + reader->js_used; |
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401 if (*p == ',') |
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402 ++reader->js_used; |
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403 else if (*p != ']') |
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404 { |
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405 if (*p == NUL) |
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406 return MAYBE; |
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407 return FAIL; |
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408 } |
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409 } |
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410 return OK; |
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411 } |
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412 |
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413 static int |
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414 json_decode_object(js_read_T *reader, typval_T *res, int options) |
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415 { |
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416 char_u *p; |
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417 typval_T tvkey; |
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418 typval_T item; |
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419 dictitem_T *di; |
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420 char_u buf[NUMBUFLEN]; |
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421 char_u *key = NULL; |
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422 int ret; |
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423 |
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424 if (res != NULL && rettv_dict_alloc(res) == FAIL) |
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425 { |
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426 res->v_type = VAR_SPECIAL; |
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427 res->vval.v_number = VVAL_NONE; |
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428 return FAIL; |
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429 } |
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430 ++reader->js_used; /* consume the '{' */ |
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431 |
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432 while (TRUE) |
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433 { |
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434 json_skip_white(reader); |
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435 p = reader->js_buf + reader->js_used; |
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436 if (*p == NUL) |
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437 return MAYBE; |
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438 if (*p == '}') |
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439 { |
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440 ++reader->js_used; /* consume the '}' */ |
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441 break; |
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442 } |
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443 |
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444 if ((options & JSON_JS) && reader->js_buf[reader->js_used] != '"') |
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445 { |
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446 /* accept a key that is not in quotes */ |
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447 key = p = reader->js_buf + reader->js_used; |
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448 while (*p != NUL && *p != ':' && *p > ' ') |
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449 ++p; |
45ea5ebf3a98
commit https://github.com/vim/vim/commit/595e64e259faefb330866852e1b9f6168544572a
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450 tvkey.v_type = VAR_STRING; |
45ea5ebf3a98
commit https://github.com/vim/vim/commit/595e64e259faefb330866852e1b9f6168544572a
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451 tvkey.vval.v_string = vim_strnsave(key, (int)(p - key)); |
45ea5ebf3a98
commit https://github.com/vim/vim/commit/595e64e259faefb330866852e1b9f6168544572a
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452 reader->js_used += (int)(p - key); |
45ea5ebf3a98
commit https://github.com/vim/vim/commit/595e64e259faefb330866852e1b9f6168544572a
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453 key = tvkey.vval.v_string; |
45ea5ebf3a98
commit https://github.com/vim/vim/commit/595e64e259faefb330866852e1b9f6168544572a
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454 } |
45ea5ebf3a98
commit https://github.com/vim/vim/commit/595e64e259faefb330866852e1b9f6168544572a
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455 else |
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456 { |
7967
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457 ret = json_decode_item(reader, res == NULL ? NULL : &tvkey, |
45ea5ebf3a98
commit https://github.com/vim/vim/commit/595e64e259faefb330866852e1b9f6168544572a
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458 options); |
45ea5ebf3a98
commit https://github.com/vim/vim/commit/595e64e259faefb330866852e1b9f6168544572a
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459 if (ret != OK) |
45ea5ebf3a98
commit https://github.com/vim/vim/commit/595e64e259faefb330866852e1b9f6168544572a
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460 return ret; |
45ea5ebf3a98
commit https://github.com/vim/vim/commit/595e64e259faefb330866852e1b9f6168544572a
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461 if (res != NULL) |
7883
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commit https://github.com/vim/vim/commit/56ead341a75e1a0395eee94a3280c67e2278a57e
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462 { |
7967
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commit https://github.com/vim/vim/commit/595e64e259faefb330866852e1b9f6168544572a
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463 key = get_tv_string_buf_chk(&tvkey, buf); |
45ea5ebf3a98
commit https://github.com/vim/vim/commit/595e64e259faefb330866852e1b9f6168544572a
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464 if (key == NULL || *key == NUL) |
45ea5ebf3a98
commit https://github.com/vim/vim/commit/595e64e259faefb330866852e1b9f6168544572a
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465 { |
45ea5ebf3a98
commit https://github.com/vim/vim/commit/595e64e259faefb330866852e1b9f6168544572a
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466 clear_tv(&tvkey); |
45ea5ebf3a98
commit https://github.com/vim/vim/commit/595e64e259faefb330866852e1b9f6168544572a
Christian Brabandt <cb@256bit.org>
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467 return FAIL; |
45ea5ebf3a98
commit https://github.com/vim/vim/commit/595e64e259faefb330866852e1b9f6168544572a
Christian Brabandt <cb@256bit.org>
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468 } |
7883
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commit https://github.com/vim/vim/commit/56ead341a75e1a0395eee94a3280c67e2278a57e
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469 } |
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470 } |
bce3b5ddb393
commit https://github.com/vim/vim/commit/520e1e41f35b063ede63b41738c82d6636e78c34
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471 |
bce3b5ddb393
commit https://github.com/vim/vim/commit/520e1e41f35b063ede63b41738c82d6636e78c34
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472 json_skip_white(reader); |
bce3b5ddb393
commit https://github.com/vim/vim/commit/520e1e41f35b063ede63b41738c82d6636e78c34
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473 p = reader->js_buf + reader->js_used; |
bce3b5ddb393
commit https://github.com/vim/vim/commit/520e1e41f35b063ede63b41738c82d6636e78c34
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474 if (*p != ':') |
bce3b5ddb393
commit https://github.com/vim/vim/commit/520e1e41f35b063ede63b41738c82d6636e78c34
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475 { |
7883
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commit https://github.com/vim/vim/commit/56ead341a75e1a0395eee94a3280c67e2278a57e
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476 if (res != NULL) |
98a96e0ca73b
commit https://github.com/vim/vim/commit/56ead341a75e1a0395eee94a3280c67e2278a57e
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477 clear_tv(&tvkey); |
98a96e0ca73b
commit https://github.com/vim/vim/commit/56ead341a75e1a0395eee94a3280c67e2278a57e
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478 if (*p == NUL) |
98a96e0ca73b
commit https://github.com/vim/vim/commit/56ead341a75e1a0395eee94a3280c67e2278a57e
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479 return MAYBE; |
98a96e0ca73b
commit https://github.com/vim/vim/commit/56ead341a75e1a0395eee94a3280c67e2278a57e
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480 return FAIL; |
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481 } |
bce3b5ddb393
commit https://github.com/vim/vim/commit/520e1e41f35b063ede63b41738c82d6636e78c34
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482 ++reader->js_used; |
bce3b5ddb393
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483 json_skip_white(reader); |
bce3b5ddb393
commit https://github.com/vim/vim/commit/520e1e41f35b063ede63b41738c82d6636e78c34
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484 |
7967
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485 ret = json_decode_item(reader, res == NULL ? NULL : &item, options); |
7883
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486 if (ret != OK) |
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commit https://github.com/vim/vim/commit/56ead341a75e1a0395eee94a3280c67e2278a57e
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487 { |
98a96e0ca73b
commit https://github.com/vim/vim/commit/56ead341a75e1a0395eee94a3280c67e2278a57e
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488 if (res != NULL) |
98a96e0ca73b
commit https://github.com/vim/vim/commit/56ead341a75e1a0395eee94a3280c67e2278a57e
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489 clear_tv(&tvkey); |
98a96e0ca73b
commit https://github.com/vim/vim/commit/56ead341a75e1a0395eee94a3280c67e2278a57e
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490 return ret; |
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commit https://github.com/vim/vim/commit/56ead341a75e1a0395eee94a3280c67e2278a57e
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491 } |
7712
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492 |
7883
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commit https://github.com/vim/vim/commit/56ead341a75e1a0395eee94a3280c67e2278a57e
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493 if (res != NULL) |
7712
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commit https://github.com/vim/vim/commit/520e1e41f35b063ede63b41738c82d6636e78c34
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494 { |
7883
98a96e0ca73b
commit https://github.com/vim/vim/commit/56ead341a75e1a0395eee94a3280c67e2278a57e
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495 di = dictitem_alloc(key); |
98a96e0ca73b
commit https://github.com/vim/vim/commit/56ead341a75e1a0395eee94a3280c67e2278a57e
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496 clear_tv(&tvkey); |
98a96e0ca73b
commit https://github.com/vim/vim/commit/56ead341a75e1a0395eee94a3280c67e2278a57e
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497 if (di == NULL) |
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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498 { |
98a96e0ca73b
commit https://github.com/vim/vim/commit/56ead341a75e1a0395eee94a3280c67e2278a57e
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diff
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499 clear_tv(&item); |
98a96e0ca73b
commit https://github.com/vim/vim/commit/56ead341a75e1a0395eee94a3280c67e2278a57e
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changeset
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500 return FAIL; |
98a96e0ca73b
commit https://github.com/vim/vim/commit/56ead341a75e1a0395eee94a3280c67e2278a57e
Christian Brabandt <cb@256bit.org>
parents:
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diff
changeset
|
501 } |
98a96e0ca73b
commit https://github.com/vim/vim/commit/56ead341a75e1a0395eee94a3280c67e2278a57e
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502 di->di_tv = item; |
98a96e0ca73b
commit https://github.com/vim/vim/commit/56ead341a75e1a0395eee94a3280c67e2278a57e
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503 if (dict_add(res->vval.v_dict, di) == FAIL) |
98a96e0ca73b
commit https://github.com/vim/vim/commit/56ead341a75e1a0395eee94a3280c67e2278a57e
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parents:
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diff
changeset
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504 { |
98a96e0ca73b
commit https://github.com/vim/vim/commit/56ead341a75e1a0395eee94a3280c67e2278a57e
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parents:
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diff
changeset
|
505 dictitem_free(di); |
98a96e0ca73b
commit https://github.com/vim/vim/commit/56ead341a75e1a0395eee94a3280c67e2278a57e
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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 } |
7712
bce3b5ddb393
commit https://github.com/vim/vim/commit/520e1e41f35b063ede63b41738c82d6636e78c34
Christian Brabandt <cb@256bit.org>
parents:
diff
changeset
|
508 } |
bce3b5ddb393
commit https://github.com/vim/vim/commit/520e1e41f35b063ede63b41738c82d6636e78c34
Christian Brabandt <cb@256bit.org>
parents:
diff
changeset
|
509 |
bce3b5ddb393
commit https://github.com/vim/vim/commit/520e1e41f35b063ede63b41738c82d6636e78c34
Christian Brabandt <cb@256bit.org>
parents:
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changeset
|
510 json_skip_white(reader); |
bce3b5ddb393
commit https://github.com/vim/vim/commit/520e1e41f35b063ede63b41738c82d6636e78c34
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changeset
|
511 p = reader->js_buf + reader->js_used; |
bce3b5ddb393
commit https://github.com/vim/vim/commit/520e1e41f35b063ede63b41738c82d6636e78c34
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changeset
|
512 if (*p == ',') |
bce3b5ddb393
commit https://github.com/vim/vim/commit/520e1e41f35b063ede63b41738c82d6636e78c34
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|
513 ++reader->js_used; |
bce3b5ddb393
commit https://github.com/vim/vim/commit/520e1e41f35b063ede63b41738c82d6636e78c34
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514 else if (*p != '}') |
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diff
changeset
|
515 { |
98a96e0ca73b
commit https://github.com/vim/vim/commit/56ead341a75e1a0395eee94a3280c67e2278a57e
Christian Brabandt <cb@256bit.org>
parents:
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diff
changeset
|
516 if (*p == NUL) |
98a96e0ca73b
commit https://github.com/vim/vim/commit/56ead341a75e1a0395eee94a3280c67e2278a57e
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517 return MAYBE; |
98a96e0ca73b
commit https://github.com/vim/vim/commit/56ead341a75e1a0395eee94a3280c67e2278a57e
Christian Brabandt <cb@256bit.org>
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|
518 return FAIL; |
98a96e0ca73b
commit https://github.com/vim/vim/commit/56ead341a75e1a0395eee94a3280c67e2278a57e
Christian Brabandt <cb@256bit.org>
parents:
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diff
changeset
|
519 } |
7712
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commit https://github.com/vim/vim/commit/520e1e41f35b063ede63b41738c82d6636e78c34
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changeset
|
520 } |
7883
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commit https://github.com/vim/vim/commit/56ead341a75e1a0395eee94a3280c67e2278a57e
Christian Brabandt <cb@256bit.org>
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|
521 return OK; |
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commit https://github.com/vim/vim/commit/520e1e41f35b063ede63b41738c82d6636e78c34
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changeset
|
522 } |
bce3b5ddb393
commit https://github.com/vim/vim/commit/520e1e41f35b063ede63b41738c82d6636e78c34
Christian Brabandt <cb@256bit.org>
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changeset
|
523 |
7883
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commit https://github.com/vim/vim/commit/56ead341a75e1a0395eee94a3280c67e2278a57e
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changeset
|
524 static int |
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|
525 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:
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changeset
|
526 { |
bce3b5ddb393
commit https://github.com/vim/vim/commit/520e1e41f35b063ede63b41738c82d6636e78c34
Christian Brabandt <cb@256bit.org>
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changeset
|
527 garray_T ga; |
bce3b5ddb393
commit https://github.com/vim/vim/commit/520e1e41f35b063ede63b41738c82d6636e78c34
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|
528 int len; |
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529 char_u *p; |
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530 int c; |
bce3b5ddb393
commit https://github.com/vim/vim/commit/520e1e41f35b063ede63b41738c82d6636e78c34
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changeset
|
531 long nr; |
bce3b5ddb393
commit https://github.com/vim/vim/commit/520e1e41f35b063ede63b41738c82d6636e78c34
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|
532 char_u buf[NUMBUFLEN]; |
8283
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533 #if defined(FEAT_MBYTE) && defined(USE_ICONV) |
b8a56d4d83e0
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534 vimconv_T conv; |
b8a56d4d83e0
commit https://github.com/vim/vim/commit/b6ff81188d27fae774d9ad2dfb498f596d697d4b
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535 char_u *converted = NULL; |
b8a56d4d83e0
commit https://github.com/vim/vim/commit/b6ff81188d27fae774d9ad2dfb498f596d697d4b
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536 #endif |
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changeset
|
537 |
7883
98a96e0ca73b
commit https://github.com/vim/vim/commit/56ead341a75e1a0395eee94a3280c67e2278a57e
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changeset
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538 if (res != NULL) |
98a96e0ca73b
commit https://github.com/vim/vim/commit/56ead341a75e1a0395eee94a3280c67e2278a57e
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539 ga_init2(&ga, 1, 200); |
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540 |
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541 p = reader->js_buf + reader->js_used + 1; /* skip over " */ |
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542 #if defined(FEAT_MBYTE) && defined(USE_ICONV) |
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543 convert_setup(&conv, (char_u*)"utf-8", p_enc); |
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544 if (conv.vc_type != CONV_NONE) |
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545 converted = p = string_convert(&conv, p, NULL); |
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546 convert_setup(&conv, NULL, NULL); |
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547 #endif |
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548 while (*p != '"') |
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549 { |
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550 if (*p == NUL || p[1] == NUL |
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551 #ifdef FEAT_MBYTE |
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552 || utf_ptr2len(p) < utf_byte2len(*p) |
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553 #endif |
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554 ) |
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555 { |
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556 if (reader->js_fill == NULL) |
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557 break; |
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558 len = (int)(reader->js_end - p); |
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559 reader->js_used = (int)(p - reader->js_buf); |
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560 if (!reader->js_fill(reader)) |
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561 break; /* didn't get more */ |
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562 p = reader->js_buf + reader->js_used; |
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563 reader->js_end = reader->js_buf + STRLEN(reader->js_buf); |
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564 continue; |
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565 } |
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566 |
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567 if (*p == '\\') |
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568 { |
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569 c = -1; |
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570 switch (p[1]) |
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571 { |
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572 case '\\': c = '\\'; break; |
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573 case '"': c = '"'; break; |
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574 case 'b': c = BS; break; |
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575 case 't': c = TAB; break; |
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576 case 'n': c = NL; break; |
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577 case 'f': c = FF; break; |
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578 case 'r': c = CAR; break; |
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579 case 'u': |
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580 if (reader->js_fill != NULL |
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581 && (int)(reader->js_end - p) < NUMBUFLEN) |
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582 { |
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583 reader->js_used = (int)(p - reader->js_buf); |
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584 if (reader->js_fill(reader)) |
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585 { |
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586 p = reader->js_buf + reader->js_used; |
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587 reader->js_end = reader->js_buf |
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588 + STRLEN(reader->js_buf); |
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589 } |
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590 } |
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591 nr = 0; |
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592 len = 0; |
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593 vim_str2nr(p + 2, NULL, &len, |
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594 STR2NR_HEX + STR2NR_FORCE, &nr, NULL, 4); |
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595 p += len + 2; |
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596 if (0xd800 <= nr && nr <= 0xdfff |
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597 && (int)(reader->js_end - p) >= 6 |
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598 && *p == '\\' && *(p+1) == 'u') |
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599 { |
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600 long nr2 = 0; |
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601 |
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602 /* decode surrogate pair: \ud812\u3456 */ |
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603 len = 0; |
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604 vim_str2nr(p + 2, NULL, &len, |
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605 STR2NR_HEX + STR2NR_FORCE, &nr2, NULL, 4); |
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606 if (0xdc00 <= nr2 && nr2 <= 0xdfff) |
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607 { |
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608 p += len + 2; |
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609 nr = (((nr - 0xd800) << 10) | |
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610 ((nr2 - 0xdc00) & 0x3ff)) + 0x10000; |
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611 } |
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612 } |
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613 if (res != NULL) |
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614 { |
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615 #ifdef FEAT_MBYTE |
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616 buf[utf_char2bytes((int)nr, buf)] = NUL; |
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617 ga_concat(&ga, buf); |
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618 #else |
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619 ga_append(&ga, nr); |
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620 #endif |
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621 } |
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622 break; |
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623 default: |
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624 /* not a special char, skip over \ */ |
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625 ++p; |
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626 continue; |
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627 } |
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628 if (c > 0) |
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629 { |
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630 p += 2; |
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631 if (res != NULL) |
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632 ga_append(&ga, c); |
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633 } |
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634 } |
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635 else |
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636 { |
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637 #ifdef FEAT_MBYTE |
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638 len = utf_ptr2len(p); |
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639 #else |
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640 len = 1; |
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641 #endif |
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642 if (res != NULL) |
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643 { |
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644 if (ga_grow(&ga, len) == FAIL) |
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645 { |
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646 ga_clear(&ga); |
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647 #if defined(FEAT_MBYTE) && defined(USE_ICONV) |
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648 vim_free(converted); |
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649 #endif |
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650 return FAIL; |
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651 } |
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652 mch_memmove((char *)ga.ga_data + ga.ga_len, p, (size_t)len); |
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653 ga.ga_len += len; |
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654 } |
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655 p += len; |
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656 } |
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657 } |
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658 #if defined(FEAT_MBYTE) && defined(USE_ICONV) |
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659 vim_free(converted); |
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660 #endif |
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661 |
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662 reader->js_used = (int)(p - reader->js_buf); |
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663 if (*p == '"') |
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664 { |
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665 ++reader->js_used; |
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666 if (res != NULL) |
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667 { |
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668 res->v_type = VAR_STRING; |
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669 res->vval.v_string = ga.ga_data; |
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670 } |
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671 return OK; |
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672 } |
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673 if (res != NULL) |
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674 { |
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675 res->v_type = VAR_SPECIAL; |
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676 res->vval.v_number = VVAL_NONE; |
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677 ga_clear(&ga); |
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678 } |
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679 return MAYBE; |
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680 } |
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681 |
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682 /* |
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683 * Decode one item and put it in "res". If "res" is NULL only advance. |
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684 * Must already have skipped white space. |
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685 * |
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686 * Return FAIL for a decoding error. |
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687 * Return MAYBE for an incomplete message. |
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688 */ |
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689 static int |
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690 json_decode_item(js_read_T *reader, typval_T *res, int options) |
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691 { |
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692 char_u *p; |
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693 int len; |
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694 |
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695 fill_numbuflen(reader); |
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696 p = reader->js_buf + reader->js_used; |
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697 switch (*p) |
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698 { |
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699 case '[': /* array */ |
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700 return json_decode_array(reader, res, options); |
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701 |
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702 case '{': /* object */ |
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703 return json_decode_object(reader, res, options); |
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704 |
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705 case '"': /* string */ |
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706 return json_decode_string(reader, res); |
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707 |
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708 case ',': /* comma: empty item */ |
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709 if ((options & JSON_JS) == 0) |
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710 return FAIL; |
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711 /* FALLTHROUGH */ |
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712 case NUL: /* empty */ |
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713 if (res != NULL) |
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714 { |
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715 res->v_type = VAR_SPECIAL; |
98a96e0ca73b
commit https://github.com/vim/vim/commit/56ead341a75e1a0395eee94a3280c67e2278a57e
Christian Brabandt <cb@256bit.org>
parents:
7868
diff
changeset
|
716 res->vval.v_number = VVAL_NONE; |
98a96e0ca73b
commit https://github.com/vim/vim/commit/56ead341a75e1a0395eee94a3280c67e2278a57e
Christian Brabandt <cb@256bit.org>
parents:
7868
diff
changeset
|
717 } |
98a96e0ca73b
commit https://github.com/vim/vim/commit/56ead341a75e1a0395eee94a3280c67e2278a57e
Christian Brabandt <cb@256bit.org>
parents:
7868
diff
changeset
|
718 return OK; |
7712
bce3b5ddb393
commit https://github.com/vim/vim/commit/520e1e41f35b063ede63b41738c82d6636e78c34
Christian Brabandt <cb@256bit.org>
parents:
diff
changeset
|
719 |
bce3b5ddb393
commit https://github.com/vim/vim/commit/520e1e41f35b063ede63b41738c82d6636e78c34
Christian Brabandt <cb@256bit.org>
parents:
diff
changeset
|
720 default: |
bce3b5ddb393
commit https://github.com/vim/vim/commit/520e1e41f35b063ede63b41738c82d6636e78c34
Christian Brabandt <cb@256bit.org>
parents:
diff
changeset
|
721 if (VIM_ISDIGIT(*p) || *p == '-') |
bce3b5ddb393
commit https://github.com/vim/vim/commit/520e1e41f35b063ede63b41738c82d6636e78c34
Christian Brabandt <cb@256bit.org>
parents:
diff
changeset
|
722 { |
bce3b5ddb393
commit https://github.com/vim/vim/commit/520e1e41f35b063ede63b41738c82d6636e78c34
Christian Brabandt <cb@256bit.org>
parents:
diff
changeset
|
723 char_u *sp = p; |
7883
98a96e0ca73b
commit https://github.com/vim/vim/commit/56ead341a75e1a0395eee94a3280c67e2278a57e
Christian Brabandt <cb@256bit.org>
parents:
7868
diff
changeset
|
724 |
7712
bce3b5ddb393
commit https://github.com/vim/vim/commit/520e1e41f35b063ede63b41738c82d6636e78c34
Christian Brabandt <cb@256bit.org>
parents:
diff
changeset
|
725 #ifdef FEAT_FLOAT |
bce3b5ddb393
commit https://github.com/vim/vim/commit/520e1e41f35b063ede63b41738c82d6636e78c34
Christian Brabandt <cb@256bit.org>
parents:
diff
changeset
|
726 if (*sp == '-') |
7883
98a96e0ca73b
commit https://github.com/vim/vim/commit/56ead341a75e1a0395eee94a3280c67e2278a57e
Christian Brabandt <cb@256bit.org>
parents:
7868
diff
changeset
|
727 { |
7712
bce3b5ddb393
commit https://github.com/vim/vim/commit/520e1e41f35b063ede63b41738c82d6636e78c34
Christian Brabandt <cb@256bit.org>
parents:
diff
changeset
|
728 ++sp; |
7883
98a96e0ca73b
commit https://github.com/vim/vim/commit/56ead341a75e1a0395eee94a3280c67e2278a57e
Christian Brabandt <cb@256bit.org>
parents:
7868
diff
changeset
|
729 if (*sp == NUL) |
98a96e0ca73b
commit https://github.com/vim/vim/commit/56ead341a75e1a0395eee94a3280c67e2278a57e
Christian Brabandt <cb@256bit.org>
parents:
7868
diff
changeset
|
730 return MAYBE; |
98a96e0ca73b
commit https://github.com/vim/vim/commit/56ead341a75e1a0395eee94a3280c67e2278a57e
Christian Brabandt <cb@256bit.org>
parents:
7868
diff
changeset
|
731 if (!VIM_ISDIGIT(*sp)) |
98a96e0ca73b
commit https://github.com/vim/vim/commit/56ead341a75e1a0395eee94a3280c67e2278a57e
Christian Brabandt <cb@256bit.org>
parents:
7868
diff
changeset
|
732 return FAIL; |
98a96e0ca73b
commit https://github.com/vim/vim/commit/56ead341a75e1a0395eee94a3280c67e2278a57e
Christian Brabandt <cb@256bit.org>
parents:
7868
diff
changeset
|
733 } |
7712
bce3b5ddb393
commit https://github.com/vim/vim/commit/520e1e41f35b063ede63b41738c82d6636e78c34
Christian Brabandt <cb@256bit.org>
parents:
diff
changeset
|
734 sp = skipdigits(sp); |
bce3b5ddb393
commit https://github.com/vim/vim/commit/520e1e41f35b063ede63b41738c82d6636e78c34
Christian Brabandt <cb@256bit.org>
parents:
diff
changeset
|
735 if (*sp == '.' || *sp == 'e' || *sp == 'E') |
bce3b5ddb393
commit https://github.com/vim/vim/commit/520e1e41f35b063ede63b41738c82d6636e78c34
Christian Brabandt <cb@256bit.org>
parents:
diff
changeset
|
736 { |
7883
98a96e0ca73b
commit https://github.com/vim/vim/commit/56ead341a75e1a0395eee94a3280c67e2278a57e
Christian Brabandt <cb@256bit.org>
parents:
7868
diff
changeset
|
737 if (res == NULL) |
98a96e0ca73b
commit https://github.com/vim/vim/commit/56ead341a75e1a0395eee94a3280c67e2278a57e
Christian Brabandt <cb@256bit.org>
parents:
7868
diff
changeset
|
738 { |
98a96e0ca73b
commit https://github.com/vim/vim/commit/56ead341a75e1a0395eee94a3280c67e2278a57e
Christian Brabandt <cb@256bit.org>
parents:
7868
diff
changeset
|
739 float_T f; |
98a96e0ca73b
commit https://github.com/vim/vim/commit/56ead341a75e1a0395eee94a3280c67e2278a57e
Christian Brabandt <cb@256bit.org>
parents:
7868
diff
changeset
|
740 |
98a96e0ca73b
commit https://github.com/vim/vim/commit/56ead341a75e1a0395eee94a3280c67e2278a57e
Christian Brabandt <cb@256bit.org>
parents:
7868
diff
changeset
|
741 len = string2float(p, &f); |
98a96e0ca73b
commit https://github.com/vim/vim/commit/56ead341a75e1a0395eee94a3280c67e2278a57e
Christian Brabandt <cb@256bit.org>
parents:
7868
diff
changeset
|
742 } |
98a96e0ca73b
commit https://github.com/vim/vim/commit/56ead341a75e1a0395eee94a3280c67e2278a57e
Christian Brabandt <cb@256bit.org>
parents:
7868
diff
changeset
|
743 else |
98a96e0ca73b
commit https://github.com/vim/vim/commit/56ead341a75e1a0395eee94a3280c67e2278a57e
Christian Brabandt <cb@256bit.org>
parents:
7868
diff
changeset
|
744 { |
98a96e0ca73b
commit https://github.com/vim/vim/commit/56ead341a75e1a0395eee94a3280c67e2278a57e
Christian Brabandt <cb@256bit.org>
parents:
7868
diff
changeset
|
745 res->v_type = VAR_FLOAT; |
98a96e0ca73b
commit https://github.com/vim/vim/commit/56ead341a75e1a0395eee94a3280c67e2278a57e
Christian Brabandt <cb@256bit.org>
parents:
7868
diff
changeset
|
746 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
|
747 } |
7712
bce3b5ddb393
commit https://github.com/vim/vim/commit/520e1e41f35b063ede63b41738c82d6636e78c34
Christian Brabandt <cb@256bit.org>
parents:
diff
changeset
|
748 } |
bce3b5ddb393
commit https://github.com/vim/vim/commit/520e1e41f35b063ede63b41738c82d6636e78c34
Christian Brabandt <cb@256bit.org>
parents:
diff
changeset
|
749 else |
bce3b5ddb393
commit https://github.com/vim/vim/commit/520e1e41f35b063ede63b41738c82d6636e78c34
Christian Brabandt <cb@256bit.org>
parents:
diff
changeset
|
750 #endif |
bce3b5ddb393
commit https://github.com/vim/vim/commit/520e1e41f35b063ede63b41738c82d6636e78c34
Christian Brabandt <cb@256bit.org>
parents:
diff
changeset
|
751 { |
bce3b5ddb393
commit https://github.com/vim/vim/commit/520e1e41f35b063ede63b41738c82d6636e78c34
Christian Brabandt <cb@256bit.org>
parents:
diff
changeset
|
752 long nr; |
bce3b5ddb393
commit https://github.com/vim/vim/commit/520e1e41f35b063ede63b41738c82d6636e78c34
Christian Brabandt <cb@256bit.org>
parents:
diff
changeset
|
753 |
bce3b5ddb393
commit https://github.com/vim/vim/commit/520e1e41f35b063ede63b41738c82d6636e78c34
Christian Brabandt <cb@256bit.org>
parents:
diff
changeset
|
754 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
|
755 NULL, &len, 0, /* what */ |
bce3b5ddb393
commit https://github.com/vim/vim/commit/520e1e41f35b063ede63b41738c82d6636e78c34
Christian Brabandt <cb@256bit.org>
parents:
diff
changeset
|
756 &nr, NULL, 0); |
7883
98a96e0ca73b
commit https://github.com/vim/vim/commit/56ead341a75e1a0395eee94a3280c67e2278a57e
Christian Brabandt <cb@256bit.org>
parents:
7868
diff
changeset
|
757 if (res != NULL) |
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_NUMBER; |
98a96e0ca73b
commit https://github.com/vim/vim/commit/56ead341a75e1a0395eee94a3280c67e2278a57e
Christian Brabandt <cb@256bit.org>
parents:
7868
diff
changeset
|
760 res->vval.v_number = nr; |
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 reader->js_used += len; |
7883
98a96e0ca73b
commit https://github.com/vim/vim/commit/56ead341a75e1a0395eee94a3280c67e2278a57e
Christian Brabandt <cb@256bit.org>
parents:
7868
diff
changeset
|
764 return OK; |
7712
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 if (STRNICMP((char *)p, "false", 5) == 0) |
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 reader->js_used += 5; |
7883
98a96e0ca73b
commit https://github.com/vim/vim/commit/56ead341a75e1a0395eee94a3280c67e2278a57e
Christian Brabandt <cb@256bit.org>
parents:
7868
diff
changeset
|
769 if (res != NULL) |
98a96e0ca73b
commit https://github.com/vim/vim/commit/56ead341a75e1a0395eee94a3280c67e2278a57e
Christian Brabandt <cb@256bit.org>
parents:
7868
diff
changeset
|
770 { |
98a96e0ca73b
commit https://github.com/vim/vim/commit/56ead341a75e1a0395eee94a3280c67e2278a57e
Christian Brabandt <cb@256bit.org>
parents:
7868
diff
changeset
|
771 res->v_type = VAR_SPECIAL; |
98a96e0ca73b
commit https://github.com/vim/vim/commit/56ead341a75e1a0395eee94a3280c67e2278a57e
Christian Brabandt <cb@256bit.org>
parents:
7868
diff
changeset
|
772 res->vval.v_number = VVAL_FALSE; |
98a96e0ca73b
commit https://github.com/vim/vim/commit/56ead341a75e1a0395eee94a3280c67e2278a57e
Christian Brabandt <cb@256bit.org>
parents:
7868
diff
changeset
|
773 } |
98a96e0ca73b
commit https://github.com/vim/vim/commit/56ead341a75e1a0395eee94a3280c67e2278a57e
Christian Brabandt <cb@256bit.org>
parents:
7868
diff
changeset
|
774 return OK; |
7712
bce3b5ddb393
commit https://github.com/vim/vim/commit/520e1e41f35b063ede63b41738c82d6636e78c34
Christian Brabandt <cb@256bit.org>
parents:
diff
changeset
|
775 } |
bce3b5ddb393
commit https://github.com/vim/vim/commit/520e1e41f35b063ede63b41738c82d6636e78c34
Christian Brabandt <cb@256bit.org>
parents:
diff
changeset
|
776 if (STRNICMP((char *)p, "true", 4) == 0) |
bce3b5ddb393
commit https://github.com/vim/vim/commit/520e1e41f35b063ede63b41738c82d6636e78c34
Christian Brabandt <cb@256bit.org>
parents:
diff
changeset
|
777 { |
bce3b5ddb393
commit https://github.com/vim/vim/commit/520e1e41f35b063ede63b41738c82d6636e78c34
Christian Brabandt <cb@256bit.org>
parents:
diff
changeset
|
778 reader->js_used += 4; |
7883
98a96e0ca73b
commit https://github.com/vim/vim/commit/56ead341a75e1a0395eee94a3280c67e2278a57e
Christian Brabandt <cb@256bit.org>
parents:
7868
diff
changeset
|
779 if (res != NULL) |
98a96e0ca73b
commit https://github.com/vim/vim/commit/56ead341a75e1a0395eee94a3280c67e2278a57e
Christian Brabandt <cb@256bit.org>
parents:
7868
diff
changeset
|
780 { |
98a96e0ca73b
commit https://github.com/vim/vim/commit/56ead341a75e1a0395eee94a3280c67e2278a57e
Christian Brabandt <cb@256bit.org>
parents:
7868
diff
changeset
|
781 res->v_type = VAR_SPECIAL; |
98a96e0ca73b
commit https://github.com/vim/vim/commit/56ead341a75e1a0395eee94a3280c67e2278a57e
Christian Brabandt <cb@256bit.org>
parents:
7868
diff
changeset
|
782 res->vval.v_number = VVAL_TRUE; |
98a96e0ca73b
commit https://github.com/vim/vim/commit/56ead341a75e1a0395eee94a3280c67e2278a57e
Christian Brabandt <cb@256bit.org>
parents:
7868
diff
changeset
|
783 } |
98a96e0ca73b
commit https://github.com/vim/vim/commit/56ead341a75e1a0395eee94a3280c67e2278a57e
Christian Brabandt <cb@256bit.org>
parents:
7868
diff
changeset
|
784 return OK; |
7712
bce3b5ddb393
commit https://github.com/vim/vim/commit/520e1e41f35b063ede63b41738c82d6636e78c34
Christian Brabandt <cb@256bit.org>
parents:
diff
changeset
|
785 } |
bce3b5ddb393
commit https://github.com/vim/vim/commit/520e1e41f35b063ede63b41738c82d6636e78c34
Christian Brabandt <cb@256bit.org>
parents:
diff
changeset
|
786 if (STRNICMP((char *)p, "null", 4) == 0) |
bce3b5ddb393
commit https://github.com/vim/vim/commit/520e1e41f35b063ede63b41738c82d6636e78c34
Christian Brabandt <cb@256bit.org>
parents:
diff
changeset
|
787 { |
bce3b5ddb393
commit https://github.com/vim/vim/commit/520e1e41f35b063ede63b41738c82d6636e78c34
Christian Brabandt <cb@256bit.org>
parents:
diff
changeset
|
788 reader->js_used += 4; |
7883
98a96e0ca73b
commit https://github.com/vim/vim/commit/56ead341a75e1a0395eee94a3280c67e2278a57e
Christian Brabandt <cb@256bit.org>
parents:
7868
diff
changeset
|
789 if (res != NULL) |
98a96e0ca73b
commit https://github.com/vim/vim/commit/56ead341a75e1a0395eee94a3280c67e2278a57e
Christian Brabandt <cb@256bit.org>
parents:
7868
diff
changeset
|
790 { |
98a96e0ca73b
commit https://github.com/vim/vim/commit/56ead341a75e1a0395eee94a3280c67e2278a57e
Christian Brabandt <cb@256bit.org>
parents:
7868
diff
changeset
|
791 res->v_type = VAR_SPECIAL; |
98a96e0ca73b
commit https://github.com/vim/vim/commit/56ead341a75e1a0395eee94a3280c67e2278a57e
Christian Brabandt <cb@256bit.org>
parents:
7868
diff
changeset
|
792 res->vval.v_number = VVAL_NULL; |
98a96e0ca73b
commit https://github.com/vim/vim/commit/56ead341a75e1a0395eee94a3280c67e2278a57e
Christian Brabandt <cb@256bit.org>
parents:
7868
diff
changeset
|
793 } |
98a96e0ca73b
commit https://github.com/vim/vim/commit/56ead341a75e1a0395eee94a3280c67e2278a57e
Christian Brabandt <cb@256bit.org>
parents:
7868
diff
changeset
|
794 return OK; |
7712
bce3b5ddb393
commit https://github.com/vim/vim/commit/520e1e41f35b063ede63b41738c82d6636e78c34
Christian Brabandt <cb@256bit.org>
parents:
diff
changeset
|
795 } |
8228
a0e552c51c34
commit https://github.com/vim/vim/commit/f1b6ac72293e658bb6e68c5cfd926c405b1b6f34
Christian Brabandt <cb@256bit.org>
parents:
8146
diff
changeset
|
796 #ifdef FEAT_FLOAT |
a0e552c51c34
commit https://github.com/vim/vim/commit/f1b6ac72293e658bb6e68c5cfd926c405b1b6f34
Christian Brabandt <cb@256bit.org>
parents:
8146
diff
changeset
|
797 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
|
798 { |
a0e552c51c34
commit https://github.com/vim/vim/commit/f1b6ac72293e658bb6e68c5cfd926c405b1b6f34
Christian Brabandt <cb@256bit.org>
parents:
8146
diff
changeset
|
799 reader->js_used += 3; |
a0e552c51c34
commit https://github.com/vim/vim/commit/f1b6ac72293e658bb6e68c5cfd926c405b1b6f34
Christian Brabandt <cb@256bit.org>
parents:
8146
diff
changeset
|
800 if (res != NULL) |
a0e552c51c34
commit https://github.com/vim/vim/commit/f1b6ac72293e658bb6e68c5cfd926c405b1b6f34
Christian Brabandt <cb@256bit.org>
parents:
8146
diff
changeset
|
801 { |
a0e552c51c34
commit https://github.com/vim/vim/commit/f1b6ac72293e658bb6e68c5cfd926c405b1b6f34
Christian Brabandt <cb@256bit.org>
parents:
8146
diff
changeset
|
802 res->v_type = VAR_FLOAT; |
8230
51ca0cee512e
commit https://github.com/vim/vim/commit/3ea0f1ae318db6cd9413914bb2ff824d71cefc6e
Christian Brabandt <cb@256bit.org>
parents:
8228
diff
changeset
|
803 res->vval.v_float = NAN; |
8228
a0e552c51c34
commit https://github.com/vim/vim/commit/f1b6ac72293e658bb6e68c5cfd926c405b1b6f34
Christian Brabandt <cb@256bit.org>
parents:
8146
diff
changeset
|
804 } |
a0e552c51c34
commit https://github.com/vim/vim/commit/f1b6ac72293e658bb6e68c5cfd926c405b1b6f34
Christian Brabandt <cb@256bit.org>
parents:
8146
diff
changeset
|
805 return OK; |
a0e552c51c34
commit https://github.com/vim/vim/commit/f1b6ac72293e658bb6e68c5cfd926c405b1b6f34
Christian Brabandt <cb@256bit.org>
parents:
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diff
changeset
|
806 } |
a0e552c51c34
commit https://github.com/vim/vim/commit/f1b6ac72293e658bb6e68c5cfd926c405b1b6f34
Christian Brabandt <cb@256bit.org>
parents:
8146
diff
changeset
|
807 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
|
808 { |
a0e552c51c34
commit https://github.com/vim/vim/commit/f1b6ac72293e658bb6e68c5cfd926c405b1b6f34
Christian Brabandt <cb@256bit.org>
parents:
8146
diff
changeset
|
809 reader->js_used += 8; |
a0e552c51c34
commit https://github.com/vim/vim/commit/f1b6ac72293e658bb6e68c5cfd926c405b1b6f34
Christian Brabandt <cb@256bit.org>
parents:
8146
diff
changeset
|
810 if (res != NULL) |
a0e552c51c34
commit https://github.com/vim/vim/commit/f1b6ac72293e658bb6e68c5cfd926c405b1b6f34
Christian Brabandt <cb@256bit.org>
parents:
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diff
changeset
|
811 { |
a0e552c51c34
commit https://github.com/vim/vim/commit/f1b6ac72293e658bb6e68c5cfd926c405b1b6f34
Christian Brabandt <cb@256bit.org>
parents:
8146
diff
changeset
|
812 res->v_type = VAR_FLOAT; |
8230
51ca0cee512e
commit https://github.com/vim/vim/commit/3ea0f1ae318db6cd9413914bb2ff824d71cefc6e
Christian Brabandt <cb@256bit.org>
parents:
8228
diff
changeset
|
813 res->vval.v_float = INFINITY; |
8228
a0e552c51c34
commit https://github.com/vim/vim/commit/f1b6ac72293e658bb6e68c5cfd926c405b1b6f34
Christian Brabandt <cb@256bit.org>
parents:
8146
diff
changeset
|
814 } |
a0e552c51c34
commit https://github.com/vim/vim/commit/f1b6ac72293e658bb6e68c5cfd926c405b1b6f34
Christian Brabandt <cb@256bit.org>
parents:
8146
diff
changeset
|
815 return OK; |
a0e552c51c34
commit https://github.com/vim/vim/commit/f1b6ac72293e658bb6e68c5cfd926c405b1b6f34
Christian Brabandt <cb@256bit.org>
parents:
8146
diff
changeset
|
816 } |
a0e552c51c34
commit https://github.com/vim/vim/commit/f1b6ac72293e658bb6e68c5cfd926c405b1b6f34
Christian Brabandt <cb@256bit.org>
parents:
8146
diff
changeset
|
817 #endif |
7883
98a96e0ca73b
commit https://github.com/vim/vim/commit/56ead341a75e1a0395eee94a3280c67e2278a57e
Christian Brabandt <cb@256bit.org>
parents:
7868
diff
changeset
|
818 /* check for truncated name */ |
98a96e0ca73b
commit https://github.com/vim/vim/commit/56ead341a75e1a0395eee94a3280c67e2278a57e
Christian Brabandt <cb@256bit.org>
parents:
7868
diff
changeset
|
819 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
|
820 if ( |
a0e552c51c34
commit https://github.com/vim/vim/commit/f1b6ac72293e658bb6e68c5cfd926c405b1b6f34
Christian Brabandt <cb@256bit.org>
parents:
8146
diff
changeset
|
821 (len < 5 && STRNICMP((char *)p, "false", len) == 0) |
a0e552c51c34
commit https://github.com/vim/vim/commit/f1b6ac72293e658bb6e68c5cfd926c405b1b6f34
Christian Brabandt <cb@256bit.org>
parents:
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diff
changeset
|
822 #ifdef FEAT_FLOAT |
a0e552c51c34
commit https://github.com/vim/vim/commit/f1b6ac72293e658bb6e68c5cfd926c405b1b6f34
Christian Brabandt <cb@256bit.org>
parents:
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diff
changeset
|
823 || (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
|
824 || (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
|
825 #endif |
7883
98a96e0ca73b
commit https://github.com/vim/vim/commit/56ead341a75e1a0395eee94a3280c67e2278a57e
Christian Brabandt <cb@256bit.org>
parents:
7868
diff
changeset
|
826 || (len < 4 && (STRNICMP((char *)p, "true", len) == 0 |
98a96e0ca73b
commit https://github.com/vim/vim/commit/56ead341a75e1a0395eee94a3280c67e2278a57e
Christian Brabandt <cb@256bit.org>
parents:
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diff
changeset
|
827 || STRNICMP((char *)p, "null", len) == 0))) |
98a96e0ca73b
commit https://github.com/vim/vim/commit/56ead341a75e1a0395eee94a3280c67e2278a57e
Christian Brabandt <cb@256bit.org>
parents:
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diff
changeset
|
828 return MAYBE; |
7712
bce3b5ddb393
commit https://github.com/vim/vim/commit/520e1e41f35b063ede63b41738c82d6636e78c34
Christian Brabandt <cb@256bit.org>
parents:
diff
changeset
|
829 break; |
bce3b5ddb393
commit https://github.com/vim/vim/commit/520e1e41f35b063ede63b41738c82d6636e78c34
Christian Brabandt <cb@256bit.org>
parents:
diff
changeset
|
830 } |
bce3b5ddb393
commit https://github.com/vim/vim/commit/520e1e41f35b063ede63b41738c82d6636e78c34
Christian Brabandt <cb@256bit.org>
parents:
diff
changeset
|
831 |
7883
98a96e0ca73b
commit https://github.com/vim/vim/commit/56ead341a75e1a0395eee94a3280c67e2278a57e
Christian Brabandt <cb@256bit.org>
parents:
7868
diff
changeset
|
832 if (res != NUL) |
98a96e0ca73b
commit https://github.com/vim/vim/commit/56ead341a75e1a0395eee94a3280c67e2278a57e
Christian Brabandt <cb@256bit.org>
parents:
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diff
changeset
|
833 { |
98a96e0ca73b
commit https://github.com/vim/vim/commit/56ead341a75e1a0395eee94a3280c67e2278a57e
Christian Brabandt <cb@256bit.org>
parents:
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diff
changeset
|
834 res->v_type = VAR_SPECIAL; |
98a96e0ca73b
commit https://github.com/vim/vim/commit/56ead341a75e1a0395eee94a3280c67e2278a57e
Christian Brabandt <cb@256bit.org>
parents:
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diff
changeset
|
835 res->vval.v_number = VVAL_NONE; |
98a96e0ca73b
commit https://github.com/vim/vim/commit/56ead341a75e1a0395eee94a3280c67e2278a57e
Christian Brabandt <cb@256bit.org>
parents:
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diff
changeset
|
836 } |
98a96e0ca73b
commit https://github.com/vim/vim/commit/56ead341a75e1a0395eee94a3280c67e2278a57e
Christian Brabandt <cb@256bit.org>
parents:
7868
diff
changeset
|
837 return FAIL; |
7712
bce3b5ddb393
commit https://github.com/vim/vim/commit/520e1e41f35b063ede63b41738c82d6636e78c34
Christian Brabandt <cb@256bit.org>
parents:
diff
changeset
|
838 } |
bce3b5ddb393
commit https://github.com/vim/vim/commit/520e1e41f35b063ede63b41738c82d6636e78c34
Christian Brabandt <cb@256bit.org>
parents:
diff
changeset
|
839 |
bce3b5ddb393
commit https://github.com/vim/vim/commit/520e1e41f35b063ede63b41738c82d6636e78c34
Christian Brabandt <cb@256bit.org>
parents:
diff
changeset
|
840 /* |
bce3b5ddb393
commit https://github.com/vim/vim/commit/520e1e41f35b063ede63b41738c82d6636e78c34
Christian Brabandt <cb@256bit.org>
parents:
diff
changeset
|
841 * 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:
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diff
changeset
|
842 * "options" can be JSON_JS or zero; |
7883
98a96e0ca73b
commit https://github.com/vim/vim/commit/56ead341a75e1a0395eee94a3280c67e2278a57e
Christian Brabandt <cb@256bit.org>
parents:
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diff
changeset
|
843 * 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
|
844 */ |
7868
17e6ff1a74f1
commit https://github.com/vim/vim/commit/19d2f1589850d7db1ce77efec052929246f156e2
Christian Brabandt <cb@256bit.org>
parents:
7864
diff
changeset
|
845 int |
7967
45ea5ebf3a98
commit https://github.com/vim/vim/commit/595e64e259faefb330866852e1b9f6168544572a
Christian Brabandt <cb@256bit.org>
parents:
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diff
changeset
|
846 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
|
847 { |
7883
98a96e0ca73b
commit https://github.com/vim/vim/commit/56ead341a75e1a0395eee94a3280c67e2278a57e
Christian Brabandt <cb@256bit.org>
parents:
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diff
changeset
|
848 int ret; |
98a96e0ca73b
commit https://github.com/vim/vim/commit/56ead341a75e1a0395eee94a3280c67e2278a57e
Christian Brabandt <cb@256bit.org>
parents:
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diff
changeset
|
849 |
7967
45ea5ebf3a98
commit https://github.com/vim/vim/commit/595e64e259faefb330866852e1b9f6168544572a
Christian Brabandt <cb@256bit.org>
parents:
7965
diff
changeset
|
850 /* 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
|
851 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
|
852 json_skip_white(reader); |
7967
45ea5ebf3a98
commit https://github.com/vim/vim/commit/595e64e259faefb330866852e1b9f6168544572a
Christian Brabandt <cb@256bit.org>
parents:
7965
diff
changeset
|
853 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
|
854 if (ret != OK) |
98a96e0ca73b
commit https://github.com/vim/vim/commit/56ead341a75e1a0395eee94a3280c67e2278a57e
Christian Brabandt <cb@256bit.org>
parents:
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diff
changeset
|
855 return FAIL; |
7712
bce3b5ddb393
commit https://github.com/vim/vim/commit/520e1e41f35b063ede63b41738c82d6636e78c34
Christian Brabandt <cb@256bit.org>
parents:
diff
changeset
|
856 json_skip_white(reader); |
bce3b5ddb393
commit https://github.com/vim/vim/commit/520e1e41f35b063ede63b41738c82d6636e78c34
Christian Brabandt <cb@256bit.org>
parents:
diff
changeset
|
857 if (reader->js_buf[reader->js_used] != NUL) |
7868
17e6ff1a74f1
commit https://github.com/vim/vim/commit/19d2f1589850d7db1ce77efec052929246f156e2
Christian Brabandt <cb@256bit.org>
parents:
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diff
changeset
|
858 return FAIL; |
17e6ff1a74f1
commit https://github.com/vim/vim/commit/19d2f1589850d7db1ce77efec052929246f156e2
Christian Brabandt <cb@256bit.org>
parents:
7864
diff
changeset
|
859 return OK; |
7712
bce3b5ddb393
commit https://github.com/vim/vim/commit/520e1e41f35b063ede63b41738c82d6636e78c34
Christian Brabandt <cb@256bit.org>
parents:
diff
changeset
|
860 } |
7883
98a96e0ca73b
commit https://github.com/vim/vim/commit/56ead341a75e1a0395eee94a3280c67e2278a57e
Christian Brabandt <cb@256bit.org>
parents:
7868
diff
changeset
|
861 |
98a96e0ca73b
commit https://github.com/vim/vim/commit/56ead341a75e1a0395eee94a3280c67e2278a57e
Christian Brabandt <cb@256bit.org>
parents:
7868
diff
changeset
|
862 /* |
98a96e0ca73b
commit https://github.com/vim/vim/commit/56ead341a75e1a0395eee94a3280c67e2278a57e
Christian Brabandt <cb@256bit.org>
parents:
7868
diff
changeset
|
863 * 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
|
864 * "options" can be JSON_JS or zero; |
7883
98a96e0ca73b
commit https://github.com/vim/vim/commit/56ead341a75e1a0395eee94a3280c67e2278a57e
Christian Brabandt <cb@256bit.org>
parents:
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diff
changeset
|
865 * 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:
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diff
changeset
|
866 * truncated. Consumes the message anyway. |
98a96e0ca73b
commit https://github.com/vim/vim/commit/56ead341a75e1a0395eee94a3280c67e2278a57e
Christian Brabandt <cb@256bit.org>
parents:
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diff
changeset
|
867 */ |
98a96e0ca73b
commit https://github.com/vim/vim/commit/56ead341a75e1a0395eee94a3280c67e2278a57e
Christian Brabandt <cb@256bit.org>
parents:
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diff
changeset
|
868 int |
7967
45ea5ebf3a98
commit https://github.com/vim/vim/commit/595e64e259faefb330866852e1b9f6168544572a
Christian Brabandt <cb@256bit.org>
parents:
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diff
changeset
|
869 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:
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diff
changeset
|
870 { |
98a96e0ca73b
commit https://github.com/vim/vim/commit/56ead341a75e1a0395eee94a3280c67e2278a57e
Christian Brabandt <cb@256bit.org>
parents:
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diff
changeset
|
871 int ret; |
98a96e0ca73b
commit https://github.com/vim/vim/commit/56ead341a75e1a0395eee94a3280c67e2278a57e
Christian Brabandt <cb@256bit.org>
parents:
7868
diff
changeset
|
872 |
7967
45ea5ebf3a98
commit https://github.com/vim/vim/commit/595e64e259faefb330866852e1b9f6168544572a
Christian Brabandt <cb@256bit.org>
parents:
7965
diff
changeset
|
873 /* 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
|
874 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:
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diff
changeset
|
875 json_skip_white(reader); |
7967
45ea5ebf3a98
commit https://github.com/vim/vim/commit/595e64e259faefb330866852e1b9f6168544572a
Christian Brabandt <cb@256bit.org>
parents:
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diff
changeset
|
876 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
|
877 json_skip_white(reader); |
98a96e0ca73b
commit https://github.com/vim/vim/commit/56ead341a75e1a0395eee94a3280c67e2278a57e
Christian Brabandt <cb@256bit.org>
parents:
7868
diff
changeset
|
878 |
98a96e0ca73b
commit https://github.com/vim/vim/commit/56ead341a75e1a0395eee94a3280c67e2278a57e
Christian Brabandt <cb@256bit.org>
parents:
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diff
changeset
|
879 return ret == OK ? OK : FAIL; |
98a96e0ca73b
commit https://github.com/vim/vim/commit/56ead341a75e1a0395eee94a3280c67e2278a57e
Christian Brabandt <cb@256bit.org>
parents:
7868
diff
changeset
|
880 } |
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 /* |
98a96e0ca73b
commit https://github.com/vim/vim/commit/56ead341a75e1a0395eee94a3280c67e2278a57e
Christian Brabandt <cb@256bit.org>
parents:
7868
diff
changeset
|
883 * Decode the JSON from "reader" to find the end of the message. |
7967
45ea5ebf3a98
commit https://github.com/vim/vim/commit/595e64e259faefb330866852e1b9f6168544572a
Christian Brabandt <cb@256bit.org>
parents:
7965
diff
changeset
|
884 * "options" can be JSON_JS or zero; |
7883
98a96e0ca73b
commit https://github.com/vim/vim/commit/56ead341a75e1a0395eee94a3280c67e2278a57e
Christian Brabandt <cb@256bit.org>
parents:
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diff
changeset
|
885 * Return FAIL if the message has a decoding error. |
98a96e0ca73b
commit https://github.com/vim/vim/commit/56ead341a75e1a0395eee94a3280c67e2278a57e
Christian Brabandt <cb@256bit.org>
parents:
7868
diff
changeset
|
886 * Return MAYBE if the message is truncated, need to read more. |
98a96e0ca73b
commit https://github.com/vim/vim/commit/56ead341a75e1a0395eee94a3280c67e2278a57e
Christian Brabandt <cb@256bit.org>
parents:
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diff
changeset
|
887 * This only works reliable if the message contains an object, array or |
98a96e0ca73b
commit https://github.com/vim/vim/commit/56ead341a75e1a0395eee94a3280c67e2278a57e
Christian Brabandt <cb@256bit.org>
parents:
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diff
changeset
|
888 * string. A number might be trucated without knowing. |
98a96e0ca73b
commit https://github.com/vim/vim/commit/56ead341a75e1a0395eee94a3280c67e2278a57e
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parents:
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diff
changeset
|
889 * Does not advance the reader. |
98a96e0ca73b
commit https://github.com/vim/vim/commit/56ead341a75e1a0395eee94a3280c67e2278a57e
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parents:
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diff
changeset
|
890 */ |
98a96e0ca73b
commit https://github.com/vim/vim/commit/56ead341a75e1a0395eee94a3280c67e2278a57e
Christian Brabandt <cb@256bit.org>
parents:
7868
diff
changeset
|
891 int |
7967
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commit https://github.com/vim/vim/commit/595e64e259faefb330866852e1b9f6168544572a
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892 json_find_end(js_read_T *reader, int options) |
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commit https://github.com/vim/vim/commit/56ead341a75e1a0395eee94a3280c67e2278a57e
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893 { |
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commit https://github.com/vim/vim/commit/56ead341a75e1a0395eee94a3280c67e2278a57e
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894 int used_save = reader->js_used; |
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commit https://github.com/vim/vim/commit/56ead341a75e1a0395eee94a3280c67e2278a57e
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895 int ret; |
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commit https://github.com/vim/vim/commit/56ead341a75e1a0395eee94a3280c67e2278a57e
Christian Brabandt <cb@256bit.org>
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896 |
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commit https://github.com/vim/vim/commit/595e64e259faefb330866852e1b9f6168544572a
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897 /* We find the end once, to avoid calling strlen() many times. */ |
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commit https://github.com/vim/vim/commit/56ead341a75e1a0395eee94a3280c67e2278a57e
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898 reader->js_end = reader->js_buf + STRLEN(reader->js_buf); |
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commit https://github.com/vim/vim/commit/56ead341a75e1a0395eee94a3280c67e2278a57e
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899 json_skip_white(reader); |
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commit https://github.com/vim/vim/commit/595e64e259faefb330866852e1b9f6168544572a
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900 ret = json_decode_item(reader, NULL, options); |
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commit https://github.com/vim/vim/commit/56ead341a75e1a0395eee94a3280c67e2278a57e
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901 reader->js_used = used_save; |
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commit https://github.com/vim/vim/commit/56ead341a75e1a0395eee94a3280c67e2278a57e
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902 return ret; |
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commit https://github.com/vim/vim/commit/56ead341a75e1a0395eee94a3280c67e2278a57e
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903 } |
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904 #endif |