@std/esm - npm Package Compare versions
Comparing version 0.18.0 to 0.19.0
57
index.js
@@ -10,46 +10,43 @@ /* eslint strict: off, node/no-unsupported-features: ["error", { version: 4 }] */ | ||
| // Guard against poorly mocked module constructors. | ||
| const Module = module.constructor.length > 1 | ||
| ? module.constructor | ||
| : require("module") | ||
| // Guard against mocked environments (e.g. Jest). | ||
| const useBuiltins = module.constructor.length > 1 | ||
| const esmPath = path.resolve(__dirname, "esm.js.gz") | ||
| const inspectKey = util.inspect.custom || "inspect" | ||
| const Module = useBuiltins ? module.constructor : require("module") | ||
| const descriptor = Object.create(null) | ||
| descriptor.value = () => "@std/esm enabled" | ||
| const stdMod = new Module(module.id, null) | ||
| const stdPath = path.resolve(__dirname, "esm.js.gz") | ||
| const stdReq = useBuiltins ? require : stdMod.require | ||
| const mod = new Module(module.id, null) | ||
| mod.filename = __filename | ||
| mod.parent = module.parent | ||
| stdMod.filename = __filename | ||
| stdMod.parent = module.parent | ||
| const content = | ||
| "(function(require,module,__shared__){" + | ||
| zlib.gunzipSync(fs.readFileSync(stdPath)) + | ||
| "\n})" | ||
| const scriptOptions = Object.create(null) | ||
| scriptOptions.filename = __filename | ||
| const content = | ||
| "(function(require,module,__filename,__options){" + | ||
| zlib.gunzipSync(fs.readFileSync(esmPath)) + | ||
| "\n})" | ||
| const compiled = vm.runInThisContext(content, scriptOptions) | ||
| function makeLoaderFunction(options) { | ||
| compiled(require, mod, __filename, options) | ||
| return mod.exports | ||
| function load() { | ||
| compiled(stdReq, stdMod, shared) | ||
| return stdMod.exports | ||
| } | ||
| const loader = makeLoaderFunction() | ||
| function makeRequireFunction(mod, options) { | ||
| return load()(mod, options) | ||
| } | ||
| module.exports = (mod, options) => { | ||
| const type = typeof options | ||
| let shared | ||
| shared = load() | ||
| if (options === true || | ||
| type === "function" || | ||
| (type === "object" && options !== null)) { | ||
| return makeLoaderFunction(options)(mod, options) | ||
| } | ||
| const descriptor = Object.create(null) | ||
| descriptor.value = () => "@std/esm enabled" | ||
| return loader(mod) | ||
| } | ||
| const inspectKey = util.inspect.custom || "inspect" | ||
| Object.defineProperty(makeRequireFunction, inspectKey, descriptor) | ||
| Object.freeze(Object.defineProperty(module.exports, inspectKey, descriptor)) | ||
| Object.freeze(makeRequireFunction) | ||
| module.exports = makeRequireFunction |
| { | ||
| "name": "@std/esm", | ||
| "version": "0.18.0", | ||
| "version": "0.19.0", | ||
| "description": "Enable ES modules in Node today!", | ||
@@ -5,0 +5,0 @@ "keywords": "commonjs, ecmascript, export, import, modules, node, require", |
@@ -18,13 +18,7 @@ # @std/esm | ||
| ```js | ||
| require = require("@std/esm")(module) | ||
| // Provide options as a parameter or options file. | ||
| require = require("@std/esm")(module, options) | ||
| module.exports = require("./main.mjs").default | ||
| ``` | ||
| Enable for **all** modules, including dependencies, by providing | ||
| `options` or `true` to use your options file. | ||
| ```js | ||
| require = require("@std/esm")(module, options) | ||
| ``` | ||
| Enable ESM in the Node CLI with the [`-r` option](https://nodejs.org/api/cli.html#cli_r_require_module): | ||
@@ -107,2 +101,3 @@ | ||
| <li><code>"js"</code> and other files with <code>import</code>, <code>export</code>, or <a href="https://github.com/tc39/proposal-modules-pragma"><code>"use module"</code></a> as ESM</li> | ||
| <li><code>"cjs"</code> shorthand for <code>"@std/esm":{"cjs":true,"esm":"js"}</code></li> | ||
| </ul> | ||
@@ -120,3 +115,3 @@ </td> | ||
| <td> | ||
| <p>A boolean to support top-level <code>await</code> in the main ES module.</p> | ||
| <p>A boolean to support top-level <code>await</code> in the main module <i>(requires Node 7.6+)</i>.</p> | ||
| </td> | ||
@@ -248,3 +243,2 @@ </tr> | ||
| * Load `@std/esm` with the *“require”* option of | ||
| [`ava`](https://github.com/avajs/ava#options), | ||
| [`mocha`](https://mochajs.org/#-r---require-module-name), | ||
@@ -251,0 +245,0 @@ [`nyc`](https://github.com/istanbuljs/nyc#require-additional-modules), and |
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Improved metrics
- Total package byte prevSize
- increased by4.61%
65035
Worsened metrics
- Lines of code
- decreased by-7.5%
37
- Number of lines in readme file
- decreased by-2.33%
251
- Number of low supply chain risk alerts
- increased by25%
5
- Number of medium supply chain risk alerts
- increased byInfinity%
1