traxys/tree-sitter
1
0
Fork 0
Code Issues Pull requests Projects Releases Packages Wiki Activity Actions

Stack - consider empty external token state identical to NULL

Browse source
This commit is contained in:
Max Brunsfeld 2017-06-28 16:13:28 -07:00
parent 5e3818882b
commit 66be393b78
2 changed files with 50 additions and 12 deletions
Download patch file Download diff file Expand all files Collapse all files

22
src/runtime/tree.c
View file

@ -553,13 +553,19 @@ void ts_tree_print_dot_graph(const Tree *self, const TSLanguage *language,
fprintf(f, "}\n");
}
TSExternalTokenState empty_state = {
0, 0, 0, 0,
0, 0, 0, 0,
0, 0, 0, 0,
0, 0, 0, 0,
};
bool ts_tree_external_token_state_eq(const Tree *self, const Tree *other) {
return self == other || (
self &&
other &&
self->has_external_tokens == other->has_external_tokens && (
!self->has_external_tokens ||
memcmp(&self->external_token_state, &other->external_token_state, sizeof(TSExternalTokenState)) == 0
)
);
const TSExternalTokenState *state1 = &empty_state;
const TSExternalTokenState *state2 = &empty_state;
if (self && self->has_external_tokens) state1 = &self->external_token_state;
if (other && other->has_external_tokens) state2 = &other->external_token_state;
return
state1 == state2 ||
memcmp(state1, state2, sizeof(TSExternalTokenState)) == 0;
}