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Fix incremental parsing of invalid numbers with exponents, such as "0e+-" and "12.3E12E12", while still allowing "0e+" in non-strict mode.

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Deprecate the json_parse_double() function from json_util.h
This commit is contained in:
Eric Haszlakiewicz
2020-06-27 15:32:19 +00:00
parent 84e6032883
commit 6eac6986c9
6 changed files with 120 additions and 17 deletions
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27
tests/test_parse.c
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@@ -343,9 +343,34 @@ struct incremental_step
/* This should parse as the number 12, since it continues the "1" */
{"2", 2, 1, json_tokener_success, 0},
{"12{", 3, 2, json_tokener_success, 1},
/* Parse number in strict model */
/* Parse number in strict mode */
{"[02]", -1, 3, json_tokener_error_parse_number, 1, JSON_TOKENER_STRICT},
{"0e+0", 5, 4, json_tokener_success, 1},
{"[0e+0]", -1, -1, json_tokener_success, 1},
/* The behavior when missing the exponent varies slightly */
{"0e", 2, 2, json_tokener_continue, 1},
{"0e", 3, 2, json_tokener_success, 1},
{"0e", 3, 2, json_tokener_error_parse_eof, 1, JSON_TOKENER_STRICT},
{"[0e]", -1, -1, json_tokener_success, 1},
{"[0e]", -1, 3, json_tokener_error_parse_number, 1, JSON_TOKENER_STRICT},
{"0e+", 3, 3, json_tokener_continue, 1},
{"0e+", 4, 3, json_tokener_success, 1},
{"0e+", 4, 3, json_tokener_error_parse_eof, 1, JSON_TOKENER_STRICT},
{"[0e+]", -1, -1, json_tokener_success, 1},
{"[0e+]", -1, 4, json_tokener_error_parse_number, 1, JSON_TOKENER_STRICT},
{"0e-", 3, 3, json_tokener_continue, 1},
{"0e-", 4, 3, json_tokener_success, 1},
{"0e-", 4, 3, json_tokener_error_parse_eof, 1, JSON_TOKENER_STRICT},
{"[0e-]", -1, -1, json_tokener_success, 1},
{"[0e-]", -1, 4, json_tokener_error_parse_number, 1, JSON_TOKENER_STRICT},
{"0e+-", 5, 3, json_tokener_error_parse_number, 1},
{"[0e+-]", -1, 4, json_tokener_error_parse_number, 1},
/* Similar tests for other kinds of objects: */
/* These could all return success immediately, since regardless of
what follows the false/true/null token we *will* return a json object,