| 339 | } |
| 340 | |
| 341 | static int jl_parse_identifier(jl_parser_t *parser, size_t *start_out, size_t *end_out) { |
| 342 | size_t start = parser->pos; |
| 343 | bool first = true; |
| 344 | while (parser->pos < parser->length) { |
| 345 | unsigned char c = (unsigned char)parser->text[parser->pos]; |
| 346 | bool accepted = first ? jl_is_identifier_start(c) : jl_is_identifier_continue(c); |
| 347 | if (accepted) { |
| 348 | parser->pos++; |
| 349 | first = false; |
| 350 | continue; |
| 351 | } |
| 352 | if (c == '\\' && parser->length - parser->pos >= 6U && |
| 353 | parser->text[parser->pos + 1U] == 'u') { |
| 354 | bool valid_escape = true; |
| 355 | for (size_t i = 0; i < 4U; i++) { |
| 356 | if (!jl_is_hex((unsigned char)parser->text[parser->pos + 2U + i])) { |
| 357 | valid_escape = false; |
| 358 | break; |
| 359 | } |
| 360 | } |
| 361 | if (valid_escape) { |
| 362 | uint32_t codepoint = jl_decode_hex4(parser->text + parser->pos + 2U); |
| 363 | valid_escape = codepoint >= 0x80U || |
| 364 | (first ? jl_is_identifier_start((unsigned char)codepoint) |
| 365 | : jl_is_identifier_continue((unsigned char)codepoint)); |
| 366 | if (codepoint >= 0xD800U && codepoint <= 0xDFFFU) { |
| 367 | valid_escape = false; |
| 368 | } |
| 369 | } |
| 370 | if (valid_escape) { |
| 371 | parser->pos += 6U; |
| 372 | first = false; |
| 373 | continue; |
| 374 | } |
| 375 | } |
| 376 | break; |
| 377 | } |
| 378 | if (first) { |
| 379 | return -1; |
| 380 | } |
| 381 | if (start_out) { |
| 382 | *start_out = start; |
| 383 | } |
| 384 | if (end_out) { |
| 385 | *end_out = parser->pos; |
| 386 | } |
| 387 | return 0; |
| 388 | } |
| 389 | |
| 390 | static int jl_parse_key(jl_parser_t *parser, size_t *start_out, size_t *end_out) { |
| 391 | if (parser->pos >= parser->length) { |
no test coverage detected