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Updated ast methods.

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yhirose 2015-05-28 19:03:11 -04:00
parent 19c3644490
commit ce51b0ee98
1 changed files with 2 additions and 4 deletions
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6
peglib.h
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@ -2022,14 +2022,14 @@ public:
} }
} }
peg& ast_node(const char* name, int type) { peg& ast_node(const char* name, int type = -1) {
(*this)[name] = [=](const SemanticValues& sv) { (*this)[name] = [=](const SemanticValues& sv) {
return std::make_shared<Ast>(name, type, sv.map<std::shared_ptr<Ast>>()); return std::make_shared<Ast>(name, type, sv.map<std::shared_ptr<Ast>>());
}; };
return *this; return *this;
} }
peg& ast_list(const char* name, int type) { peg& ast_node_optimizable(const char* name, int type = -1) {
(*this)[name] = [=](const SemanticValues& sv) { (*this)[name] = [=](const SemanticValues& sv) {
if (sv.size() == 1) { if (sv.size() == 1) {
std::shared_ptr<Ast> ast = sv[0].get<std::shared_ptr<Ast>>(); std::shared_ptr<Ast> ast = sv[0].get<std::shared_ptr<Ast>>();
@ -2058,8 +2058,6 @@ public:
std::shared_ptr<Ast> ast = sv[0].get<std::shared_ptr<Ast>>(); std::shared_ptr<Ast> ast = sv[0].get<std::shared_ptr<Ast>>();
return ast; return ast;
} }
//std::string msg = "AST handler for '" + name + "' is not defined...";
//throw std::logic_error(msg);
return std::make_shared<Ast>(name.c_str(), -1, sv.map<std::shared_ptr<Ast>>()); return std::make_shared<Ast>(name.c_str(), -1, sv.map<std::shared_ptr<Ast>>());
}; };
} }