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package.json 0000644 00000002127 15170141401 0007026 0 ustar 00 {
"_id": "err-code@2.0.3",
"_inBundle": true,
"_location": "/npm/err-code",
"_phantomChildren": {},
"_requiredBy": [
"/npm/promise-retry"
],
"author": {
"name": "IndigoUnited",
"email": "hello@indigounited.com",
"url": "http://indigounited.com"
},
"bugs": {
"url": "https://github.com/IndigoUnited/js-err-code/issues/"
},
"description": "Create an error with a code",
"devDependencies": {
"@satazor/eslint-config": "^3.0.0",
"browserify": "^16.5.1",
"eslint": "^7.2.0",
"expect.js": "^0.3.1",
"mocha": "^8.0.1"
},
"homepage": "https://github.com/IndigoUnited/js-err-code#readme",
"keywords": [
"error",
"err",
"code",
"properties",
"property"
],
"license": "MIT",
"main": "index.js",
"name": "err-code",
"repository": {
"type": "git",
"url": "git://github.com/IndigoUnited/js-err-code.git"
},
"scripts": {
"browserify": "browserify -s err-code index.js > index.umd.js",
"lint": "eslint '{*.js,test/**/*.js}' --ignore-pattern *.umd.js",
"test": "mocha --bail"
},
"version": "2.0.3"
}
test/test.js 0000644 00000012142 15170141401 0007032 0 ustar 00 'use strict';
const errcode = require('../index');
const expect = require('expect.js');
describe('errcode', () => {
describe('string as first argument', () => {
it('should throw an error', () => {
expect(() => { errcode('my message'); }).to.throwError((err) => {
expect(err).to.be.a(TypeError);
});
});
});
describe('error as first argument', () => {
it('should accept an error and do nothing', () => {
const myErr = new Error('my message');
const err = errcode(myErr);
expect(err).to.be(myErr);
expect(err.hasOwnProperty(err.code)).to.be(false);
});
it('should accept an error and add a code', () => {
const myErr = new Error('my message');
const err = errcode(myErr, 'ESOME');
expect(err).to.be(myErr);
expect(err.code).to.be('ESOME');
});
it('should accept an error object and add code & properties', () => {
const myErr = new Error('my message');
const err = errcode(myErr, 'ESOME', { foo: 'bar', bar: 'foo' });
expect(err).to.be.an(Error);
expect(err.code).to.be('ESOME');
expect(err.foo).to.be('bar');
expect(err.bar).to.be('foo');
});
it('should create an error object without code but with properties', () => {
const myErr = new Error('my message');
const err = errcode(myErr, { foo: 'bar', bar: 'foo' });
expect(err).to.be.an(Error);
expect(err.code).to.be(undefined);
expect(err.foo).to.be('bar');
expect(err.bar).to.be('foo');
});
it('should set a non-writable field', () => {
const myErr = new Error('my message');
Object.defineProperty(myErr, 'code', {
value: 'derp',
writable: false,
});
const err = errcode(myErr, 'ERR_WAT');
expect(err).to.be.an(Error);
expect(err.stack).to.equal(myErr.stack);
expect(err.code).to.be('ERR_WAT');
});
it('should add a code to frozen object', () => {
const myErr = new Error('my message');
const err = errcode(Object.freeze(myErr), 'ERR_WAT');
expect(err).to.be.an(Error);
expect(err.stack).to.equal(myErr.stack);
expect(err.code).to.be('ERR_WAT');
});
it('should to set a field that throws at assignment time', () => {
const myErr = new Error('my message');
Object.defineProperty(myErr, 'code', {
enumerable: true,
set() {
throw new Error('Nope!');
},
get() {
return 'derp';
},
});
const err = errcode(myErr, 'ERR_WAT');
expect(err).to.be.an(Error);
expect(err.stack).to.equal(myErr.stack);
expect(err.code).to.be('ERR_WAT');
});
it('should retain error type', () => {
const myErr = new TypeError('my message');
Object.defineProperty(myErr, 'code', {
value: 'derp',
writable: false,
});
const err = errcode(myErr, 'ERR_WAT');
expect(err).to.be.a(TypeError);
expect(err.stack).to.equal(myErr.stack);
expect(err.code).to.be('ERR_WAT');
});
it('should add a code to a class that extends Error', () => {
class CustomError extends Error {
set code(val) {
throw new Error('Nope!');
}
}
const myErr = new CustomError('my message');
Object.defineProperty(myErr, 'code', {
value: 'derp',
writable: false,
configurable: false,
});
const err = errcode(myErr, 'ERR_WAT');
expect(err).to.be.a(CustomError);
expect(err.stack).to.equal(myErr.stack);
expect(err.code).to.be('ERR_WAT');
// original prototype chain should be intact
expect(() => {
const otherErr = new CustomError('my message');
otherErr.code = 'derp';
}).to.throwError();
});
it('should support errors that are not Errors', () => {
const err = errcode({
message: 'Oh noes!',
}, 'ERR_WAT');
expect(err.message).to.be('Oh noes!');
expect(err.code).to.be('ERR_WAT');
});
});
describe('falsy first arguments', () => {
it('should not allow passing null as the first argument', () => {
expect(() => { errcode(null); }).to.throwError((err) => {
expect(err).to.be.a(TypeError);
});
});
it('should not allow passing undefined as the first argument', () => {
expect(() => { errcode(undefined); }).to.throwError((err) => {
expect(err).to.be.a(TypeError);
});
});
});
});
index.js 0000644 00000001645 15170141401 0006211 0 ustar 00 'use strict';
function assign(obj, props) {
for (const key in props) {
Object.defineProperty(obj, key, {
value: props[key],
enumerable: true,
configurable: true,
});
}
return obj;
}
function createError(err, code, props) {
if (!err || typeof err === 'string') {
throw new TypeError('Please pass an Error to err-code');
}
if (!props) {
props = {};
}
if (typeof code === 'object') {
props = code;
code = undefined;
}
if (code != null) {
props.code = code;
}
try {
return assign(err, props);
} catch (_) {
props.message = err.message;
props.stack = err.stack;
const ErrClass = function () {};
ErrClass.prototype = Object.create(Object.getPrototypeOf(err));
return assign(new ErrClass(), props);
}
}
module.exports = createError;
index.umd.js 0000644 00000003435 15170141402 0006775 0 ustar 00 (function(f){if(typeof exports==="object"&&typeof module!=="undefined"){module.exports=f()}else if(typeof define==="function"&&define.amd){define([],f)}else{var g;if(typeof window!=="undefined"){g=window}else if(typeof global!=="undefined"){g=global}else if(typeof self!=="undefined"){g=self}else{g=this}g.errCode = f()}})(function(){var define,module,exports;return (function(){function r(e,n,t){function o(i,f){if(!n[i]){if(!e[i]){var c="function"==typeof require&&require;if(!f&&c)return c(i,!0);if(u)return u(i,!0);var a=new Error("Cannot find module '"+i+"'");throw a.code="MODULE_NOT_FOUND",a}var p=n[i]={exports:{}};e[i][0].call(p.exports,function(r){var n=e[i][1][r];return o(n||r)},p,p.exports,r,e,n,t)}return n[i].exports}for(var u="function"==typeof require&&require,i=0;i<t.length;i++)o(t[i]);return o}return r})()({1:[function(require,module,exports){
'use strict';
function assign(obj, props) {
for (const key in props) {
Object.defineProperty(obj, key, {
value: props[key],
enumerable: true,
configurable: true,
});
}
return obj;
}
function createError(err, code, props) {
if (!err || typeof err === 'string') {
throw new TypeError('Please pass an Error to err-code');
}
if (!props) {
props = {};
}
if (typeof code === 'object') {
props = code;
code = undefined;
}
if (code != null) {
props.code = code;
}
try {
return assign(err, props);
} catch (_) {
props.message = err.message;
props.stack = err.stack;
const ErrClass = function () {};
ErrClass.prototype = Object.create(Object.getPrototypeOf(err));
return assign(new ErrClass(), props);
}
}
module.exports = createError;
},{}]},{},[1])(1)
});
bower.json 0000644 00000001115 15170141402 0006546 0 ustar 00 {
"name": "err-code",
"version": "1.1.1",
"description": "Create new error instances with a code and additional properties",
"main": "index.umd.js",
"homepage": "https://github.com/IndigoUnited/js-err-code",
"authors": [
"IndigoUnited <hello@indigounited.com> (http://indigounited.com)"
],
"moduleType": [
"amd",
"globals",
"node"
],
"keywords": [
"error",
"err",
"code",
"properties",
"property"
],
"license": "MIT",
"ignore": [
"**/.*",
"node_modules",
"bower_components",
"test",
"tests"
]
}