feat: add base parser

parser.c

@@ -0,0 +1,37 @@
+#include "parser.h"
+
+static int graphql_parser_init(graphql_parser_t *, const char *, int, int);
+
+int graphql_parse(const char *src, int no_loc, int no_src, graphql_ast_document_t *doc)
+{
+    int err;
+    graphql_parser_t parser;
+    err = graphql_parser_init(&parser, src, no_loc, no_src);
+    if (err < 0) {
+        return err;
+    }
+
+    // TODO
+
+    return 0;
+}
+
+static int graphql_parser_init(graphql_parser_t *parser, const char *src, int no_loc, int no_src)
+{
+    int err;
+    parser->src = src;
+    parser->opt.no_loc = no_loc;
+    parser->opt.no_src = no_src;
+    parser->prev_end = 0;
+    err = graphql_lex_init(&parser->lexer, src);
+    if (err < 0) {
+        return err;
+    }
+    err = parser->lexer.cb(&parser->lexer, &parser->tok, 0);
+    if (err < 0) {
+        return err;
+    }
+
+    return 0;
+}
+

parser.h

@@ -0,0 +1,24 @@
+#ifndef _LIBGRAPHQL_PARSER_H
+#define _LIBGRAPHQL_PARSER_H
+
+#include "lexer.h"
+#include "ast.h"
+
+typedef struct graphql_parse_options_s graphql_parse_options_t;
+struct graphql_parse_options_s {
+    int no_loc;
+    int no_src;
+};
+
+typedef struct graphql_parser_s graphql_parser_t;
+struct graphql_parser_s {
+    graphql_lexer_ctx_t lexer;    
+    const char *src;
+    graphql_parse_options_t opt;
+    int prev_end;
+    graphql_token_t tok;
+};
+
+int graphql_parse(const char *src, int no_loc, int no_src, graphql_ast_document_t *doc);
+
+#endif