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/*
* MRustC - Rust Compiler
* - By John Hodge (Mutabah/thePowersGang)
*
* parse/common.hpp
* - Common definitions used by the parser
*/
#ifndef PARSE_COMMON_HPP_INCLUDED
#define PARSE_COMMON_HPP_INCLUDED
#include <iostream>
#include "../ast/ast.hpp"
#define GET_TOK(tok, lex) ((tok = lex.getToken()).type())
#define LOOK_AHEAD(lex) (lex.lookahead(0))
#define GET_CHECK_TOK(tok, lex, exp) do {\
if((tok = lex.getToken()).type() != exp) { \
DEBUG("GET_CHECK_TOK " << __FILE__ << ":" << __LINE__); \
throw ParseError::Unexpected(lex, tok, Token(exp));\
}\
} while(0)
#define CHECK_TOK(tok, exp) do {\
if(tok.type() != exp) { \
DEBUG("CHECK_TOK " << __FILE__ << ":" << __LINE__); \
throw ParseError::Unexpected(lex, tok, Token(exp));\
} \
} while(0)
// --- path.cpp
enum eParsePathGenericMode
{
PATH_GENERIC_NONE,
PATH_GENERIC_EXPR,
PATH_GENERIC_TYPE
};
extern AST::Path Parse_Path(TokenStream& lex, eParsePathGenericMode generic_mode); // Auto-determines
extern AST::Path Parse_Path(TokenStream& lex, bool is_abs, eParsePathGenericMode generic_mode);
extern AST::Path Parse_PathFrom(TokenStream& lex, AST::Path src, eParsePathGenericMode generic_mode);
extern ::std::vector<TypeRef> Parse_Path_GenericList(TokenStream& lex);
extern AST::MetaItem Parse_MetaItem(TokenStream& lex);
extern TypeRef Parse_Type(TokenStream& lex);
extern AST::Pattern Parse_Pattern(TokenStream& lex, bool is_refutable);
extern void Parse_Use(TokenStream& lex, ::std::function<void(AST::Path, ::std::string)> fcn);
extern void Parse_Struct(AST::Module& mod, TokenStream& lex, bool is_public, const AST::MetaItems meta_items);
extern void Parse_Impl(TokenStream& lex, AST::Module& mod, bool is_unsafe=false);
extern void Parse_MacroRules(TokenStream& lex, AST::Module& mod, AST::MetaItems meta_items);
extern AST::Function Parse_FunctionDef(TokenStream& lex, ::std::string abi, AST::MetaItems attrs, bool allow_self, bool can_be_prototype);
extern AST::Function Parse_FunctionDefWithCode(TokenStream& lex, ::std::string abi, AST::MetaItems attrs, bool allow_self);
extern AST::Expr Parse_Expr(TokenStream& lex, bool const_only);
extern AST::Expr Parse_ExprBlock(TokenStream& lex);
extern bool Parse_IsTokValue(eTokenType tok_type);
#endif // PARSE_COMMON_HPP_INCLUDED
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