"use strict";

const { chain } = require("error-chain");
const { ParseError } = require("../text-parser");

module.exports = function createJsonParser(resultMapper) {
	return {
		supportsStreams: false,
		parse: function (text) {
			try {
				let parsed = JSON.parse(text);

				if (resultMapper != null) {
					return resultMapper(parsed);
				} else {
					return parsed;
				}
			} catch (error) {
				if (error instanceof SyntaxError) {
					throw chain(error, ParseError, "JSON parsing failed with a syntax error");
				} else {
					throw error;
				}
			}
		}
	};
};