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Merge pull request #73 from tree-sitter/symbol-types

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Symbol types
This commit is contained in:
Rob Rix 2017-04-12 12:42:57 -04:00 • committed by GitHub
commit 09d3b5ef3a
2 changed files with 18 additions and 0 deletions
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7
include/tree_sitter/runtime.h
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@ -20,6 +20,12 @@ typedef enum {
TSInputEncodingUTF16,
} TSInputEncoding;
typedef enum {
TSSymbolTypeRegular,
TSSymbolTypeAnonymous,
TSSymbolTypeAuxiliary,
} TSSymbolType;
typedef struct {
void *payload;
const char *(*read)(void *payload, uint32_t *bytes_read);
@ -117,6 +123,7 @@ uint32_t ts_document_parse_count(const TSDocument *);
uint32_t ts_language_symbol_count(const TSLanguage *);
const char *ts_language_symbol_name(const TSLanguage *, TSSymbol);
TSSymbolType ts_language_symbol_type(const TSLanguage *, TSSymbol);
uint32_t ts_language_version(const TSLanguage *);
#ifdef __cplusplus

11
src/runtime/language.c
View file

@ -54,3 +54,14 @@ const char *ts_language_symbol_name(const TSLanguage *language, TSSymbol symbol)
else
return language->symbol_names[symbol];
}
TSSymbolType ts_language_symbol_type(const TSLanguage *language, TSSymbol symbol) {
TSSymbolMetadata metadata = ts_language_symbol_metadata(language, symbol);
if (metadata.named) {
return TSSymbolTypeRegular;
} else if (metadata.visible) {
return TSSymbolTypeAnonymous;
} else {
return TSSymbolTypeAuxiliary;
}
}