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[ruby/json] Reject invalid number: - -.1 -e0

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https://github.com/ruby/json/commit/b9bfeecfa9
This commit is contained in:
tompng 2025-01-20 21:31:39 +09:00 committed by Jean Boussier
parent 525d7a68e4
commit 86b262179d
Notes: git 2025-01-20 13:21:12 +00:00 
Merged: https://github.com/ruby/ruby/pull/12602
2 changed files with 5 additions and 0 deletions
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2
ext/json/parser/parser.c
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@ -990,6 +990,8 @@ static VALUE json_parse_any(JSON_ParserState *state, JSON_ParserConfig *config)
raise_parse_error("invalid number: %s", start);
} else if (RB_UNLIKELY(integer_length > 2 && start[0] == '-' && start[1] == '0')) {
raise_parse_error("invalid number: %s", start);
} else if (RB_UNLIKELY(integer_length == 1 && start[0] == '-')) {
raise_parse_error("invalid number: %s", start);
}
if ((state->cursor < state->end) && (*state->cursor == '.')) {

3
test/json/json_parser_test.rb
View File

@ -109,6 +109,9 @@ class JSONParserTest < Test::Unit::TestCase
assert_raise(JSON::ParserError) { parse('-023.12') }
assert_raise(JSON::ParserError) { parse('023e12') }
assert_raise(JSON::ParserError) { parse('-023e12') }
assert_raise(JSON::ParserError) { parse('-') }
assert_raise(JSON::ParserError) { parse('-.1') }
assert_raise(JSON::ParserError) { parse('-e0') }
assert_equal(23, parse('23'))
assert_equal(-23, parse('-23'))
assert_equal_float(3.141, parse('3.141'))