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runtime: make ts_language_symbol_for_name work for alias symbols

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This commit is contained in:
Björn Linse 2018-11-13 11:34:12 +01:00
parent 5e456ccbb0
commit ca24942929
2 changed files with 11 additions and 1 deletions
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3
src/runtime/language.c
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@ -50,7 +50,8 @@ const char *ts_language_symbol_name(const TSLanguage *language, TSSymbol symbol)
TSSymbol ts_language_symbol_for_name(const TSLanguage *self, const char *name) {
if (!strcmp(name, "ERROR")) return ts_builtin_sym_error;
for (TSSymbol i = 0; i < self->symbol_count; i++) {
uint32_t count = ts_language_symbol_count(self);
for (TSSymbol i = 0; i < count; i++) {
if (!strcmp(self->symbol_names[i], name)) {
return i;
}

9
test/runtime/language_test.cc
View file

@ -69,6 +69,15 @@ describe("Language", []() {
Equals("ERROR")
);
AssertThat(ts_language_symbol_for_name(language, "non_existent_symbol"), Equals(0u));
TSSymbol last = ts_language_symbol_count(language)-1;
AssertThat(
ts_language_symbol_for_name(
language,
ts_language_symbol_name(language, last)
),
Equals(last)
);
});
});
});