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Handle allocation failures during parsing

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This commit is contained in:
Max Brunsfeld 2016-01-19 18:07:24 -08:00
parent ff97a09343
commit 3dde0a6f39
10 changed files with 288 additions and 122 deletions
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10
src/runtime/document.c
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@ -70,21 +70,25 @@ void ts_document_edit(TSDocument *self, TSInputEdit edit) {
ts_tree_edit(self->tree, edit);
}
void ts_document_parse(TSDocument *self) {
int ts_document_parse(TSDocument *self) {
if (!self->input.read_fn || !self->parser.language)
return;
return 0;
TSTree *reusable_tree = self->valid ? self->tree : NULL;
if (reusable_tree && !reusable_tree->has_changes)
return;
return 0;
TSTree *tree = ts_parser_parse(&self->parser, self->input, reusable_tree);
if (!tree)
return -1;
ts_tree_retain(tree);
if (self->tree)
ts_tree_release(self->tree);
self->tree = tree;
self->parse_count++;
self->valid = true;
return 0;
}
void ts_document_invalidate(TSDocument *self) {