Function tryExtension

test/fixtures/snapshot/typescript.js:43614–43617

(ext)

                return tryExtension(".json" /* Extension.Json */);
        }
        function tryExtension(ext) {
            var path = tryFile(candidate + ext, onlyRecordFailures, state);
            return path === undefined ? undefined : { path: path, ext: ext };
        }
    }
    /** Return the file if it exists. */
    function tryFile(fileName, onlyRecordFailures, state) {