Move to strongly typed enums for node types
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1e584048ce
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@ -31,7 +31,7 @@ namespace chaiscript
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};
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static const char *to_string(Opers t_oper) {
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const char *opers[] = {
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static const char *opers[] = {
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"",
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"==", "<", ">", "<=", ">=", "!=",
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"",
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@ -32,28 +32,25 @@ namespace chaiscript
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/// Types of AST nodes available to the parser and eval
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class AST_Node_Type {
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public:
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enum Type { Error, Int, Float, Id, Char, Str, Eol, Fun_Call, Arg_List, Variable, Equation, Var_Decl,
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Comparison, Addition, Subtraction, Multiplication, Division, Modulus, Array_Call, Dot_Access, Quoted_String, Single_Quoted_String,
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Lambda, Block, Def, While, If, For, Inline_Array, Inline_Map, Return, File, Prefix, Break, Continue, Map_Pair, Value_Range,
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Inline_Range, Annotation, Try, Catch, Finally, Method, Attr_Decl, Shift, Equality, Bitwise_And, Bitwise_Xor, Bitwise_Or,
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Logical_And, Logical_Or, Reference, Switch, Case, Default, Ternary_Cond, Noop, Class, Binary, Arg, Global_Decl
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};
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enum class AST_Node_Type { Error, Int, Float, Id, Char, Str, Eol, Fun_Call, Arg_List, Variable, Equation, Var_Decl,
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Comparison, Addition, Subtraction, Multiplication, Division, Modulus, Array_Call, Dot_Access, Quoted_String, Single_Quoted_String,
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Lambda, Block, Def, While, If, For, Inline_Array, Inline_Map, Return, File, Prefix, Break, Continue, Map_Pair, Value_Range,
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Inline_Range, Annotation, Try, Catch, Finally, Method, Attr_Decl, Shift, Equality, Bitwise_And, Bitwise_Xor, Bitwise_Or,
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Logical_And, Logical_Or, Reference, Switch, Case, Default, Ternary_Cond, Noop, Class, Binary, Arg, Global_Decl
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};
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namespace
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{
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/// Helper lookup to get the name of each node type
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const char *ast_node_type_to_string(int ast_node_type) {
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const char *ast_node_types[] = { "Internal Parser Error", "Int", "Float", "Id", "Char", "Str", "Eol", "Fun_Call", "Arg_List", "Variable", "Equation", "Var_Decl",
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const char *ast_node_type_to_string(AST_Node_Type ast_node_type) {
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static const char * const ast_node_types[] = { "Internal Parser Error", "Int", "Float", "Id", "Char", "Str", "Eol", "Fun_Call", "Arg_List", "Variable", "Equation", "Var_Decl",
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"Comparison", "Addition", "Subtraction", "Multiplication", "Division", "Modulus", "Array_Call", "Dot_Access", "Quoted_String", "Single_Quoted_String",
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"Lambda", "Block", "Def", "While", "If", "For", "Inline_Array", "Inline_Map", "Return", "File", "Prefix", "Break", "Continue", "Map_Pair", "Value_Range",
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"Inline_Range", "Annotation", "Try", "Catch", "Finally", "Method", "Attr_Decl", "Shift", "Equality", "Bitwise_And", "Bitwise_Xor", "Bitwise_Or",
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"Logical_And", "Logical_Or", "Reference", "Switch", "Case", "Default", "Ternary Condition", "Noop", "Class", "Binary", "Arg"};
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return ast_node_types[ast_node_type];
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return ast_node_types[static_cast<int>(ast_node_type)];
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}
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}
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@ -166,7 +163,7 @@ namespace chaiscript
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private:
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template<typename T>
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static int id(const T& t)
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static AST_Node_Type id(const T& t)
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{
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return t->identifier;
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}
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@ -434,7 +431,7 @@ namespace chaiscript
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/// \brief Struct that doubles as both a parser ast_node and an AST node.
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struct AST_Node : std::enable_shared_from_this<AST_Node> {
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public:
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const int identifier; //< \todo shouldn't this be a strongly typed enum value?
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const AST_Node_Type identifier;
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const std::string text;
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Parse_Location location;
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std::vector<AST_NodePtr> children;
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@ -507,7 +504,7 @@ namespace chaiscript
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virtual ~AST_Node() {}
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protected:
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AST_Node(std::string t_ast_node_text, int t_id, Parse_Location t_loc,
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AST_Node(std::string t_ast_node_text, AST_Node_Type t_id, Parse_Location t_loc,
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std::vector<AST_NodePtr> t_children = std::vector<AST_NodePtr>()) :
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identifier(t_id), text(std::move(t_ast_node_text)),
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location(std::move(t_loc)),
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@ -146,8 +146,8 @@ namespace chaiscript
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}
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static const std::array<AST_Node_Type::Type, 11> &create_operators() {
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static const std::array<AST_Node_Type::Type, 11> operators = { {
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static const std::array<AST_Node_Type, 11> &create_operators() {
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static const std::array<AST_Node_Type, 11> operators = { {
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AST_Node_Type::Ternary_Cond,
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AST_Node_Type::Logical_Or,
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AST_Node_Type::Logical_And,
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@ -169,7 +169,7 @@ namespace chaiscript
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const std::array<std::array<bool, detail::lengthof_alphabet>, detail::max_alphabet> &m_alphabet = create_alphabet();
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const std::vector<std::vector<std::string>> &m_operator_matches = create_operator_matches();
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const std::array<AST_Node_Type::Type, 11> &m_operators = create_operators();
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const std::array<AST_Node_Type, 11> &m_operators = create_operators();
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std::shared_ptr<std::string> m_filename;
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std::vector<AST_NodePtr> m_match_stack;
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