// Flags: --expose-internals 'use strict'; require('../common'); const assert = require('assert'); const { ERR_INVALID_ARG_TYPE } = require('internal/errors').codes; const { serializeError, deserializeError } = require('internal/error-serdes'); function cycle(err) { return deserializeError(serializeError(err)); } assert.strictEqual(cycle(0), 0); assert.strictEqual(cycle(-1), -1); assert.strictEqual(cycle(1.4), 1.4); assert.strictEqual(cycle(null), null); assert.strictEqual(cycle(undefined), undefined); assert.strictEqual(cycle('foo'), 'foo'); { const err = cycle(new Error('foo')); assert(err instanceof Error); assert.strictEqual(err.name, 'Error'); assert.strictEqual(err.message, 'foo'); assert(/^Error: foo\n/.test(err.stack)); } assert.strictEqual(cycle(new RangeError('foo')).name, 'RangeError'); assert.strictEqual(cycle(new TypeError('foo')).name, 'TypeError'); assert.strictEqual(cycle(new ReferenceError('foo')).name, 'ReferenceError'); assert.strictEqual(cycle(new URIError('foo')).name, 'URIError'); assert.strictEqual(cycle(new EvalError('foo')).name, 'EvalError'); assert.strictEqual(cycle(new SyntaxError('foo')).name, 'SyntaxError'); class SubError extends Error {} assert.strictEqual(cycle(new SubError('foo')).name, 'Error'); assert.deepStrictEqual(cycle({ message: 'foo' }), { message: 'foo' }); assert.strictEqual(cycle(Function), '[Function: Function]'); { const err = new ERR_INVALID_ARG_TYPE('object', 'Object', 42); assert(/^TypeError \[ERR_INVALID_ARG_TYPE\]:/.test(err)); assert.strictEqual(err.name, 'TypeError [ERR_INVALID_ARG_TYPE]'); assert.strictEqual(err.code, 'ERR_INVALID_ARG_TYPE'); }