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[ruby/yarp] Handle invalid regexps more gracefully

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https://github.com/ruby/yarp/commit/584a49f123
This commit is contained in:
Kevin Newton 2023-08-01 11:21:14 -04:00 committed by Takashi Kokubun
parent 4c4e75c0de
commit e56da35637
Notes: git 2023-08-17 00:48:13 +00:00 
Merged: https://github.com/ruby/ruby/pull/8226
1 changed files with 6 additions and 10 deletions
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16
yarp/yarp.c
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@ -12445,17 +12445,13 @@ parse_expression_infix(yp_parser_t *parser, yp_node_t *node, yp_binding_power_t
yp_location_t *content_loc = &((yp_regular_expression_node_t *) node)->content_loc;
YP_ATTRIBUTE_UNUSED bool captured_group_names =
yp_regexp_named_capture_group_names(content_loc->start, (size_t) (content_loc->end - content_loc->start), &named_captures);
if (yp_regexp_named_capture_group_names(content_loc->start, (size_t) (content_loc->end - content_loc->start), &named_captures)) {
for (size_t index = 0; index < named_captures.length; index++) {
yp_string_t *name = &named_captures.strings[index];
assert(name->type == YP_STRING_SHARED);
// We assert that the regex was successfully parsed
assert(captured_group_names);
for (size_t index = 0; index < named_captures.length; index++) {
yp_string_t *name = &named_captures.strings[index];
assert(name->type == YP_STRING_SHARED);
yp_parser_local_add_location(parser, name->as.shared.start, name->as.shared.end);
yp_parser_local_add_location(parser, name->as.shared.start, name->as.shared.end);
}
}
yp_string_list_free(&named_captures);