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Fix #84

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This commit is contained in:
yhirose 2020-01-23 18:22:50 -05:00
parent da8cae6269
commit 911a235431
1 changed files with 20 additions and 10 deletions
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24
peglib.h
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@ -2078,22 +2078,29 @@ private:
Definition& operator=(const Definition& rhs);
Definition& operator=(Definition&& rhs);
Result parse_core(const char* s, size_t n, SemanticValues& sv, any& dt, const char* path) const {
std::shared_ptr<Ope> ope = holder_;
void initialize_definition_ids() const {
std::call_once(definition_ids_init_, [&]() {
AssignIDToDefinition vis;
holder_->accept(vis);
if (whitespaceOpe) {
ope = std::make_shared<Sequence>(whitespaceOpe, ope);
whitespaceOpe->accept(vis);
}
if (wordOpe) {
wordOpe->accept(vis);
}
definition_ids_.swap(vis.ids);
});
}
Context cxt(path, s, n, vis.ids.size(), whitespaceOpe, wordOpe, enablePackratParsing, tracer);
Result parse_core(const char* s, size_t n, SemanticValues& sv, any& dt, const char* path) const {
initialize_definition_ids();
std::shared_ptr<Ope> ope = holder_;
if (whitespaceOpe) {
ope = std::make_shared<Sequence>(whitespaceOpe, ope);
}
Context cxt(path, s, n, definition_ids_.size(), whitespaceOpe, wordOpe, enablePackratParsing, tracer);
auto len = ope->parse(s, n, sv, cxt, dt);
return Result{ success(len), len, cxt.error_pos, cxt.message_pos, cxt.message };
}
@ -2101,6 +2108,9 @@ private:
std::shared_ptr<Holder> holder_;
mutable std::once_flag is_token_init_;
mutable bool is_token_ = false;
mutable std::once_flag assign_id_to_definition_init_;
mutable std::once_flag definition_ids_init_;
mutable std::unordered_map<void*, size_t> definition_ids_;
};
/*