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author | 2020-11-16 00:10:28 +0100 | |
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committer | 2020-11-16 00:10:28 +0100 | |
commit | e06ec920f7a5d784e674c4c4b4e6d1da3dc7391d (patch) | |
tree | 55713f725f77b44ebfec86e4eec3ce33e71458ca /node_modules/babel-plugin-transform-es2015-arrow-functions | |
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diff --git a/node_modules/babel-plugin-transform-es2015-arrow-functions/.npmignore b/node_modules/babel-plugin-transform-es2015-arrow-functions/.npmignore new file mode 100644 index 0000000..3185290 --- /dev/null +++ b/node_modules/babel-plugin-transform-es2015-arrow-functions/.npmignore @@ -0,0 +1,4 @@ +node_modules +*.log +src +test diff --git a/node_modules/babel-plugin-transform-es2015-arrow-functions/README.md b/node_modules/babel-plugin-transform-es2015-arrow-functions/README.md new file mode 100644 index 0000000..6e1b8f3 --- /dev/null +++ b/node_modules/babel-plugin-transform-es2015-arrow-functions/README.md @@ -0,0 +1,98 @@ +# babel-plugin-transform-es2015-arrow-functions + +> Compile ES2015 arrow functions to ES5 + +## Example + +**In** + +```javascript +var a = () => {}; +var a = (b) => b; + +const double = [1,2,3].map((num) => num * 2); +console.log(double); // [2,4,6] + +var bob = { + _name: "Bob", + _friends: ["Sally", "Tom"], + printFriends() { + this._friends.forEach(f => + console.log(this._name + " knows " + f)); + } +}; +console.log(bob.printFriends()); +``` + +**Out** + +```javascript +var a = function a() {}; +var a = function a(b) { + return b; +}; + +var double = [1, 2, 3].map(function (num) { + return num * 2; +}); +console.log(double); // [2,4,6] + +var bob = { + _name: "Bob", + _friends: ["Sally", "Tom"], + printFriends: function printFriends() { + var _this = this; + + this._friends.forEach(function (f) { + return console.log(_this._name + " knows " + f); + }); + } +}; +console.log(bob.printFriends()); +``` + +[Try in REPL](http://babeljs.io/repl/#?evaluate=true&lineWrap=true&presets=es2015%2Ces2015-loose&experimental=false&loose=false&spec=false&code=var%20a%20%3D%20()%20%3D%3E%20%7B%7D%3B%0Avar%20a%20%3D%20(b)%20%3D%3E%20b%3B%0A%0Aconst%20double%20%3D%20%5B1%2C2%2C3%5D.map((num)%20%3D%3E%20num%20*%202)%3B%0Aconsole.log(double)%3B%20%2F%2F%20%5B2%2C4%2C6%5D%0A%0Avar%20bob%20%3D%20%7B%0A%20%20_name%3A%20%22Bob%22%2C%0A%20%20_friends%3A%20%5B%22Sally%22%2C%20%22Tom%22%5D%2C%0A%20%20printFriends()%20%7B%0A%20%20%20%20this._friends.forEach(f%20%3D%3E%0A%20%20%20%20%20%20console.log(this._name%20%2B%20%22%20knows%20%22%20%2B%20f))%3B%0A%20%20%7D%0A%7D%3B%0Aconsole.log(bob.printFriends())%3B&playground=true) + +## Installation + +```sh +npm install --save-dev babel-plugin-transform-es2015-arrow-functions +``` + +## Usage + +### Via `.babelrc` (Recommended) + +**.babelrc** + +```js +// without options +{ + "plugins": ["transform-es2015-arrow-functions"] +} + +// with options +{ + "plugins": [ + ["transform-es2015-arrow-functions", { "spec": true }] + ] +} +``` + +### Via CLI + +```sh +babel --plugins transform-es2015-arrow-functions script.js +``` + +### Via Node API + +```javascript +require("babel-core").transform("code", { + plugins: ["transform-es2015-arrow-functions"] +}); +``` + +## Options + +* `spec` - This option wraps the generated function in `.bind(this)` and keeps uses of `this` inside the function as-is, instead of using a renamed `this`. It also adds a runtime check to ensure the functions are not instantiated. diff --git a/node_modules/babel-plugin-transform-es2015-arrow-functions/lib/index.js b/node_modules/babel-plugin-transform-es2015-arrow-functions/lib/index.js new file mode 100644 index 0000000..8cef2fd --- /dev/null +++ b/node_modules/babel-plugin-transform-es2015-arrow-functions/lib/index.js @@ -0,0 +1,34 @@ +"use strict"; + +exports.__esModule = true; + +exports.default = function (_ref) { + var t = _ref.types; + + return { + visitor: { + ArrowFunctionExpression: function ArrowFunctionExpression(path, state) { + if (state.opts.spec) { + var node = path.node; + + if (node.shadow) return; + + node.shadow = { this: false }; + node.type = "FunctionExpression"; + + var boundThis = t.thisExpression(); + boundThis._forceShadow = path; + + path.ensureBlock(); + path.get("body").unshiftContainer("body", t.expressionStatement(t.callExpression(state.addHelper("newArrowCheck"), [t.thisExpression(), boundThis]))); + + path.replaceWith(t.callExpression(t.memberExpression(node, t.identifier("bind")), [t.thisExpression()])); + } else { + path.arrowFunctionToShadowed(); + } + } + } + }; +}; + +module.exports = exports["default"];
\ No newline at end of file diff --git a/node_modules/babel-plugin-transform-es2015-arrow-functions/package.json b/node_modules/babel-plugin-transform-es2015-arrow-functions/package.json new file mode 100644 index 0000000..2a52913 --- /dev/null +++ b/node_modules/babel-plugin-transform-es2015-arrow-functions/package.json @@ -0,0 +1,45 @@ +{ + "_from": "babel-plugin-transform-es2015-arrow-functions@^6.22.0", + "_id": "babel-plugin-transform-es2015-arrow-functions@6.22.0", + "_inBundle": false, + "_integrity": "sha1-RSaSy3EdX3ncf4XkQM5BufJE0iE=", + "_location": "/babel-plugin-transform-es2015-arrow-functions", + "_phantomChildren": {}, + "_requested": { + "type": "range", + "registry": true, + "raw": "babel-plugin-transform-es2015-arrow-functions@^6.22.0", + "name": "babel-plugin-transform-es2015-arrow-functions", + "escapedName": "babel-plugin-transform-es2015-arrow-functions", + "rawSpec": "^6.22.0", + "saveSpec": null, + "fetchSpec": "^6.22.0" + }, + "_requiredBy": [ + "/babel-preset-es2015" + ], + "_resolved": "https://registry.npmjs.org/babel-plugin-transform-es2015-arrow-functions/-/babel-plugin-transform-es2015-arrow-functions-6.22.0.tgz", + "_shasum": "452692cb711d5f79dc7f85e440ce41b9f244d221", + "_spec": "babel-plugin-transform-es2015-arrow-functions@^6.22.0", + "_where": "/home/pruss/Dev/3-minute-website/node_modules/babel-preset-es2015", + "bundleDependencies": false, + "dependencies": { + "babel-runtime": "^6.22.0" + }, + "deprecated": false, + "description": "Compile ES2015 arrow functions to ES5", + "devDependencies": { + "babel-helper-plugin-test-runner": "^6.22.0" + }, + "keywords": [ + "babel-plugin" + ], + "license": "MIT", + "main": "lib/index.js", + "name": "babel-plugin-transform-es2015-arrow-functions", + "repository": { + "type": "git", + "url": "https://github.com/babel/babel/tree/master/packages/babel-plugin-transform-es2015-arrow-functions" + }, + "version": "6.22.0" +} |