Files
zig/stage0/parser.h
Motiejus Jakštys 5dcc294143 parser: add warn, assign destructure, fix statement bodies; enable CodeGen.zig
- Add warn() for non-fatal parse errors (like Zig's Parse.warn)
- Implement finishAssignDestructureExpr for destructuring assignments
- Use parseBlockExpr instead of parseBlock in for/while statement bodies
- Use parseSingleAssignExpr in switch prongs
- Enable x86_64/CodeGen.zig corpus entry

Co-Authored-By: Claude Opus 4.6 <noreply@anthropic.com>
2026-02-17 12:17:18 +00:00

50 lines
1.1 KiB
C

// parser.h
#ifndef _ZIG0_PARSE_H__
#define _ZIG0_PARSE_H__
#include "ast.h"
#include "common.h"
#include <setjmp.h>
#include <stdbool.h>
#include <stdint.h>
#include <string.h>
typedef struct {
const char* source;
uint32_t source_len;
TokenizerTag* token_tags;
AstIndex* token_starts;
uint32_t tokens_len;
AstTokenIndex tok_i;
AstNodeList nodes;
AstNodeIndexSlice extra_data;
AstNodeIndexSlice scratch;
bool has_warn;
jmp_buf error_jmp;
char* err_buf;
} Parser;
#define PARSE_ERR_BUF_SIZE 200
_Noreturn static inline void fail(Parser* p, const char* msg) {
size_t len = strlen(msg);
if (len >= PARSE_ERR_BUF_SIZE)
len = PARSE_ERR_BUF_SIZE - 1;
memcpy(p->err_buf, msg, len);
p->err_buf[len] = '\0';
longjmp(p->error_jmp, 1);
}
// warn records a non-fatal parse error (like Zig's Parse.warn).
// Unlike fail(), parsing continues.
static inline void warn(Parser* p) { p->has_warn = true; }
Parser* parserInit(const char* source, uint32_t len);
void parserDeinit(Parser* parser);
void parseRoot(Parser* parser);
#endif