making parser

parser.h

@@ -0,0 +1,32 @@
+#ifndef _ZIG1_PARSE_H__
+#define _ZIG1_PARSE_H__
+
+#include <stdbool.h>
+#include <stdint.h>
+
+#include "ast.h"
+
+typedef struct {
+    uint32_t len;
+    uint32_t cap;
+    astNodeIndex* arr;
+} parserNodeIndexSlice;
+
+typedef struct {
+    const char* source;
+    const uint32_t source_len;
+
+    tokenizerTag* token_tags;
+    astIndex* token_starts;
+    uint32_t tokens_len;
+
+    astTokenIndex tok_i;
+
+    astNodeList nodes;
+    parserNodeIndexSlice extra_data;
+    parserNodeIndexSlice scratch;
+} parser;
+
+int parse_root(parser*);
+
+#endif