'use strict'; const namedLog = require("./"); let logger = namedLog("test"); let err = new Error("Foo bar!"); err.location = { start: { offset: 339, line: 36, column: 8 }, end: { offset: 362, line: 36, column: 31 } } err.name = "GrammarError"; err.message = "Infinite loop detected."; logger.error(err);