OrdinaryMagician/vkdoom_m
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Separate the AST from the parser state.

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This commit is contained in:
Randy Heit 2013-10-23 22:49:02 -05:00
commit d0968af9a6
3 changed files with 45 additions and 22 deletions
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34
src/zscript/zcc_parser.h
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@ -1,15 +1,7 @@
struct ZCCParseState
{
ZCCParseState(FScanner &scanner) : sc(scanner)
{
TopNode = NULL;
}
#ifndef ZCC_PARSER_H
#define ZCC_PARSER_H
FScanner ≻
FSharedStringArena Strings;
FMemArena SyntaxArena;
struct ZCC_TreeNode *TopNode;
};
#include "memarena.h"
struct ZCCToken
{
@ -500,3 +492,23 @@ struct ZCC_FuncDeclarator : ZCC_Declarator
};
FString ZCC_PrintAST(ZCC_TreeNode *root);
struct ZCC_AST
{
ZCC_AST() : TopNode(NULL) {}
ZCC_TreeNode *InitNode(size_t size, EZCCTreeNodeType type, ZCC_TreeNode *basis);
FSharedStringArena Strings;
FMemArena SyntaxArena;
struct ZCC_TreeNode *TopNode;
};
struct ZCCParseState : public ZCC_AST
{
ZCCParseState(FScanner &scanner) : sc(scanner) {}
ZCC_TreeNode *InitNode(size_t size, EZCCTreeNodeType type);
FScanner ≻
};
#endif