#include "scirpt/ast.h"
#include "scirpt/lexer.h"
#include "scirpt/parser.h"
#include "scirpt/token.h"
#include <stdbool.h>
#include <stddef.h>
#include <stdio.h>
#include <string.h>

int main(void)
{
	const char* text = "123 if +";
	printf("test program = \"\"\"\n%s\n\"\"\"\n", text);

	{
		printf("\n- test lexer\n");
		ScirptLexer* lexer = scirpt_lexer_new(text, strlen(text));
		while (true) {
			ScirptToken token = scirpt_lexer_next(lexer);
			if (token.type == ScirptTokenTypeEof)
				break;
			printf("%d\n", token.type);
		}
		scirpt_lexer_delete(lexer);
	}

	{
		printf("\n- test lexer + parser\n");
		ScirptLexer* lexer = scirpt_lexer_new(text, strlen(text));
		ScirptParser* parser = scirpt_parser_new(text, strlen(text), lexer);
		while (true) {
			ScirptAstExpr* expr = scirpt_parser_next(parser);
			if (expr->type == ScirptAstExprTypeEof) {
				break;
			} else if (!scirpt_parser_ok(parser)) {
				const ScirptParserErrorArray* errors
					= scirpt_parser_errors(parser);
				for (size_t i = 0; i < scirpt_parser_error_array_length(errors);
					 ++i) {
					ScirptParserError* error
						= scirpt_parser_error_array_get(errors, i);
					printf(
						"error: %s at %d:%d\n",
						error->message.data,
						error->pos.line,
						error->pos.col
					);
				}
				break;
			}
			printf("%d\n", expr->type);
			scirpt_ast_expr_delete(expr);
		}
		scirpt_parser_delete(parser);
	}
}