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[ruby/json] Raise parse error on invalid comments

Browse Source 
https://github.com/ruby/json/commit/2f57f40467
This commit is contained in:
tompng 2025-01-20 20:44:37 +09:00 committed by Jean Boussier
parent c026e44bb5
commit 525d7a68e4
Notes: git 2025-01-20 13:21:12 +00:00 
Merged: https://github.com/ruby/ruby/pull/12602
2 changed files with 12 additions and 7 deletions
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14
ext/json/parser/parser.c
View File

@ -476,7 +476,7 @@ static const bool whitespace[256] = {
['/'] = 1,
};
static bool
static void
json_eat_comments(JSON_ParserState *state)
{
if (state->cursor + 1 < state->end) {
@ -496,7 +496,7 @@ json_eat_comments(JSON_ParserState *state)
state->cursor = memchr(state->cursor, '*', state->end - state->cursor);
if (!state->cursor) {
state->cursor = state->end;
break;
raise_parse_error("unexpected end of input, expected closing '*/'", state->cursor);
} else {
state->cursor++;
if (state->cursor < state->end && *state->cursor == '/') {
@ -508,10 +508,12 @@ json_eat_comments(JSON_ParserState *state)
break;
}
default:
return false;
raise_parse_error("unexpected token at '%s'", state->cursor);
break;
}
} else {
raise_parse_error("unexpected token at '%s'", state->cursor);
}
return true;
}
static inline void
@ -521,9 +523,7 @@ json_eat_whitespace(JSON_ParserState *state)
if (RB_LIKELY(*state->cursor != '/')) {
state->cursor++;
} else {
if (!json_eat_comments(state)) {
return;
}
json_eat_comments(state);
}
}
}

5
test/json/json_parser_test.rb
View File

@ -406,6 +406,11 @@ class JSONParserTest < Test::Unit::TestCase
}
JSON
assert_equal({ "key1" => "value1" }, parse(json))
assert_equal({}, parse('{} /**/'))
assert_raise(ParserError) { parse('{} /* comment not closed') }
assert_raise(ParserError) { parse('{} /*/') }
assert_raise(ParserError) { parse('{} /x wrong comment') }
assert_raise(ParserError) { parse('{} /') }
end
def test_nesting