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Fix to avoid generating multiple error nodes on parse error

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ridiculousfish 2014-12-23 10:53:38 -08:00
parent ebfaa8cc95
commit bf80b0db19
1 changed files with 6 additions and 1 deletions
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7
parse_tree.cpp
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@ -1341,7 +1341,12 @@ bool parse_tree_from_string(const wcstring &str, parse_tree_flags_t parse_flags,
if (parse_flags & parse_flag_continue_after_error)
{
/* Hack hack hack. Typically the parse error is due to the first token. However, if it's a tokenizer error, then has_fatal_error was set due to the check above; in that case the second token is what matters. */
size_t error_token_idx = (queue[1].type == parse_special_type_tokenizer_error ? 1 : 0);
size_t error_token_idx = 0;
if (queue[1].type == parse_special_type_tokenizer_error)
{
error_token_idx = (queue[1].type == parse_special_type_tokenizer_error ? 1 : 0);
token_count = -1; // so that it will be 0 after incrementing, and our tokenizer error will be ignored
}
/* Mark a special error token, and then keep going */
const parse_token_t token = {parse_special_type_parse_error, parse_keyword_none, false, false, queue[error_token_idx].source_start, queue[error_token_idx].source_length};