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Make Failure enumerators have the value zero

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This commit is contained in:
Max Brunsfeld 2016-03-03 10:24:12 -08:00
parent c1fa1efaad
commit 5f9be9d9b2
1 changed files with 4 additions and 6 deletions
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10
src/runtime/parser.c
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@ -58,15 +58,15 @@ typedef struct {
} ErrorRepair;
typedef enum {
ParseActionFailed,
ParseActionUpdated,
ParseActionRemoved,
ParseActionFailed,
} ParseActionResult;
typedef enum {
ReduceFailed,
ReduceSucceeded,
ReduceMerged,
ReduceFailed,
ReduceStoppedAtError,
} ReduceResult;
@ -507,13 +507,11 @@ static ParseActionResult ts_parser__handle_error(TSParser *self, int head,
lookahead->size = ts_length_add(lookahead->size, next_lookahead->padding);
next_lookahead->padding = ts_length_zero();
if (ts_parser__shift(self, head, ts_parse_state_error, lookahead) ==
ParseActionFailed)
if (!ts_parser__shift(self, head, ts_parse_state_error, lookahead))
goto error;
while (ts_language_symbol_metadata(self->language,next_lookahead->symbol).extra) {
if (ts_parser__shift_extra(self, head, ts_parse_state_error,
next_lookahead) == ParseActionFailed)
if (!ts_parser__shift_extra(self, head, ts_parse_state_error, next_lookahead))
goto error;
ts_tree_release(next_lookahead);
next_lookahead = self->language->lex_fn(&self->lexer, 0, true);