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Diffstat (limited to 'node_modules/@babel/plugin-proposal-class-properties')
3 files changed, 0 insertions, 438 deletions
diff --git a/node_modules/@babel/plugin-proposal-class-properties/README.md b/node_modules/@babel/plugin-proposal-class-properties/README.md deleted file mode 100644 index dee62c85..00000000 --- a/node_modules/@babel/plugin-proposal-class-properties/README.md +++ /dev/null @@ -1,149 +0,0 @@ -# @babel/plugin-proposal-class-properties - -> This plugin transforms class properties - -## Example - -Below is a class with four class properties which will be transformed. - -```js - class Bork { - //Property initializer syntax - instanceProperty = "bork"; - boundFunction = () => { - return this.instanceProperty; - }; - - //Static class properties - static staticProperty = "babelIsCool"; - static staticFunction = function() { - return Bork.staticProperty; - }; - } - - let myBork = new Bork; - - //Property initializers are not on the prototype. - console.log(myBork.__proto__.boundFunction); // > undefined - - //Bound functions are bound to the class instance. - console.log(myBork.boundFunction.call(undefined)); // > "bork" - - //Static function exists on the class. - console.log(Bork.staticFunction()); // > "babelIsCool" -``` - - -## Installation - -```sh -npm install --save-dev @babel/plugin-proposal-class-properties -``` - -## Usage - -### Via `.babelrc` (Recommended) - -**.babelrc** - -Without options: - -```json -{ - "plugins": ["@babel/plugin-proposal-class-properties"] -} -``` - -With options: - -```json -{ - "plugins": [ - ["@babel/plugin-proposal-class-properties", { "loose": true }] - ] -} -``` - -### Via CLI - -```sh -babel --plugins @babel/plugin-proposal-class-properties script.js -``` - -### Via Node API - -```javascript -require("@babel/core").transform("code", { - plugins: ["@babel/plugin-proposal-class-properties"] -}); -``` - -## Options - -### `loose` - -`boolean`, defaults to `false`. - -When `true`, class properties are compiled to use an assignment expression instead of `Object.defineProperty`. - -#### Example - -```js - class Bork { - static a = 'foo'; - static b; - - x = 'bar'; - y; - } -``` - -Without `{ "loose": true }`, the above code will compile to the following, using `Object.defineProperty`: - -```js -var Bork = function Bork() { - babelHelpers.classCallCheck(this, Bork); - Object.defineProperty(this, "x", { - configurable: true, - enumerable: true, - writable: true, - value: 'bar' - }); - Object.defineProperty(this, "y", { - configurable: true, - enumerable: true, - writable: true, - value: void 0 - }); -}; - -Object.defineProperty(Bork, "a", { - configurable: true, - enumerable: true, - writable: true, - value: 'foo' -}); -Object.defineProperty(Bork, "b", { - configurable: true, - enumerable: true, - writable: true, - value: void 0 -}); -``` - -However, with `{ "loose": true }`, it will compile using assignment expressions: - -```js -var Bork = function Bork() { - babelHelpers.classCallCheck(this, Bork); - this.x = 'bar'; - this.y = void 0; -}; - -Bork.a = 'foo'; -Bork.b = void 0; -``` - -## References - -* [Proposal: ES Class Fields & Static Properties](https://github.com/jeffmo/es-class-static-properties-and-fields) diff --git a/node_modules/@babel/plugin-proposal-class-properties/lib/index.js b/node_modules/@babel/plugin-proposal-class-properties/lib/index.js deleted file mode 100644 index 8ca749dd..00000000 --- a/node_modules/@babel/plugin-proposal-class-properties/lib/index.js +++ /dev/null @@ -1,265 +0,0 @@ -"use strict"; - -Object.defineProperty(exports, "__esModule", { - value: true -}); -exports.default = void 0; - -function _helperPluginUtils() { - const data = require("@babel/helper-plugin-utils"); - - _helperPluginUtils = function _helperPluginUtils() { - return data; - }; - - return data; -} - -function _helperFunctionName() { - const data = _interopRequireDefault(require("@babel/helper-function-name")); - - _helperFunctionName = function _helperFunctionName() { - return data; - }; - - return data; -} - -function _pluginSyntaxClassProperties() { - const data = _interopRequireDefault(require("@babel/plugin-syntax-class-properties")); - - _pluginSyntaxClassProperties = function _pluginSyntaxClassProperties() { - return data; - }; - - return data; -} - -function _core() { - const data = require("@babel/core"); - - _core = function _core() { - return data; - }; - - return data; -} - -function _helperReplaceSupers() { - const data = require("@babel/helper-replace-supers"); - - _helperReplaceSupers = function _helperReplaceSupers() { - return data; - }; - - return data; -} - -function _interopRequireDefault(obj) { return obj && obj.__esModule ? obj : { default: obj }; } - -var _default = (0, _helperPluginUtils().declare)((api, options) => { - api.assertVersion(7); - const loose = options.loose; - - const findBareSupers = _core().traverse.visitors.merge([{ - Super(path) { - const node = path.node, - parentPath = path.parentPath; - - if (parentPath.isCallExpression({ - callee: node - })) { - this.push(parentPath); - } - } - - }, _helperReplaceSupers().environmentVisitor]); - - const referenceVisitor = { - "TSTypeAnnotation|TypeAnnotation"(path) { - path.skip(); - }, - - ReferencedIdentifier(path) { - if (this.scope.hasOwnBinding(path.node.name)) { - this.scope.rename(path.node.name); - path.skip(); - } - } - - }; - - const classFieldDefinitionEvaluationTDZVisitor = _core().traverse.visitors.merge([{ - ReferencedIdentifier(path) { - if (this.classRef === path.scope.getBinding(path.node.name)) { - const classNameTDZError = this.file.addHelper("classNameTDZError"); - - const throwNode = _core().types.callExpression(classNameTDZError, [_core().types.stringLiteral(path.node.name)]); - - path.replaceWith(_core().types.sequenceExpression([throwNode, path.node])); - path.skip(); - } - } - - }, _helperReplaceSupers().environmentVisitor]); - - const buildClassPropertySpec = (ref, { - key, - value, - computed - }, scope, state) => { - return _core().types.expressionStatement(_core().types.callExpression(state.addHelper("defineProperty"), [ref, _core().types.isIdentifier(key) && !computed ? _core().types.stringLiteral(key.name) : key, value || scope.buildUndefinedNode()])); - }; - - const buildClassPropertyLoose = (ref, { - key, - value, - computed - }, scope) => { - return _core().template.statement`MEMBER = VALUE`({ - MEMBER: _core().types.memberExpression(_core().types.cloneNode(ref), key, computed || _core().types.isLiteral(key)), - VALUE: value || scope.buildUndefinedNode() - }); - }; - - const buildClassProperty = loose ? buildClassPropertyLoose : buildClassPropertySpec; - return { - inherits: _pluginSyntaxClassProperties().default, - visitor: { - Class(path, state) { - const isDerived = !!path.node.superClass; - let constructor; - const props = []; - const computedPaths = []; - const body = path.get("body"); - - for (var _iterator = body.get("body"), _isArray = Array.isArray(_iterator), _i = 0, _iterator = _isArray ? _iterator : _iterator[Symbol.iterator]();;) { - var _ref; - - if (_isArray) { - if (_i >= _iterator.length) break; - _ref = _iterator[_i++]; - } else { - _i = _iterator.next(); - if (_i.done) break; - _ref = _i.value; - } - - const path = _ref; - - if (path.node.computed) { - computedPaths.push(path); - } - - if (path.isClassProperty()) { - props.push(path); - } else if (path.isClassMethod({ - kind: "constructor" - })) { - constructor = path; - } - } - - if (!props.length) return; - let ref; - - if (path.isClassExpression() || !path.node.id) { - (0, _helperFunctionName().default)(path); - ref = path.scope.generateUidIdentifier("class"); - } else { - ref = path.node.id; - } - - const computedNodes = []; - const staticNodes = []; - const instanceBody = []; - - for (var _i2 = 0; _i2 < computedPaths.length; _i2++) { - const computedPath = computedPaths[_i2]; - const computedNode = computedPath.node; - - if (!computedPath.get("key").isConstantExpression()) { - computedPath.traverse(classFieldDefinitionEvaluationTDZVisitor, { - classRef: path.scope.getBinding(ref.name), - file: this.file - }); - const ident = path.scope.generateUidIdentifierBasedOnNode(computedNode.key); - computedNodes.push(_core().types.variableDeclaration("var", [_core().types.variableDeclarator(ident, computedNode.key)])); - computedNode.key = _core().types.cloneNode(ident); - } - } - - for (var _i3 = 0; _i3 < props.length; _i3++) { - const prop = props[_i3]; - const propNode = prop.node; - if (propNode.decorators && propNode.decorators.length > 0) continue; - - if (propNode.static) { - staticNodes.push(buildClassProperty(ref, propNode, path.scope, state)); - } else { - instanceBody.push(buildClassProperty(_core().types.thisExpression(), propNode, path.scope, state)); - } - } - - if (instanceBody.length) { - if (!constructor) { - const newConstructor = _core().types.classMethod("constructor", _core().types.identifier("constructor"), [], _core().types.blockStatement([])); - - if (isDerived) { - newConstructor.params = [_core().types.restElement(_core().types.identifier("args"))]; - newConstructor.body.body.push(_core().types.returnStatement(_core().types.callExpression(_core().types.super(), [_core().types.spreadElement(_core().types.identifier("args"))]))); - } - - var _body$unshiftContaine = body.unshiftContainer("body", newConstructor); - - constructor = _body$unshiftContaine[0]; - } - - const state = { - scope: constructor.scope - }; - - for (var _i4 = 0; _i4 < props.length; _i4++) { - const prop = props[_i4]; - if (prop.node.static) continue; - prop.traverse(referenceVisitor, state); - } - - if (isDerived) { - const bareSupers = []; - constructor.traverse(findBareSupers, bareSupers); - - for (var _i5 = 0; _i5 < bareSupers.length; _i5++) { - const bareSuper = bareSupers[_i5]; - bareSuper.insertAfter(instanceBody); - } - } else { - constructor.get("body").unshiftContainer("body", instanceBody); - } - } - - for (var _i6 = 0; _i6 < props.length; _i6++) { - const prop = props[_i6]; - prop.remove(); - } - - if (computedNodes.length === 0 && staticNodes.length === 0) return; - - if (path.isClassExpression()) { - path.scope.push({ - id: ref - }); - path.replaceWith(_core().types.assignmentExpression("=", _core().types.cloneNode(ref), path.node)); - } else if (!path.node.id) { - path.node.id = ref; - } - - path.insertBefore(computedNodes); - path.insertAfter(staticNodes); - } - - } - }; -}); - -exports.default = _default;
\ No newline at end of file diff --git a/node_modules/@babel/plugin-proposal-class-properties/package.json b/node_modules/@babel/plugin-proposal-class-properties/package.json deleted file mode 100644 index 7dc7ffff..00000000 --- a/node_modules/@babel/plugin-proposal-class-properties/package.json +++ /dev/null @@ -1,24 +0,0 @@ -{ - "name": "@babel/plugin-proposal-class-properties", - "version": "7.0.0-beta.47", - "description": "This plugin transforms static class properties as well as properties declared with the property initializer syntax", - "repository": "https://github.com/babel/babel/tree/master/packages/babel-plugin-proposal-class-properties", - "license": "MIT", - "main": "lib/index.js", - "keywords": [ - "babel-plugin" - ], - "dependencies": { - "@babel/helper-function-name": "7.0.0-beta.47", - "@babel/helper-plugin-utils": "7.0.0-beta.47", - "@babel/helper-replace-supers": "7.0.0-beta.47", - "@babel/plugin-syntax-class-properties": "7.0.0-beta.47" - }, - "peerDependencies": { - "@babel/core": "7.0.0-beta.47" - }, - "devDependencies": { - "@babel/core": "7.0.0-beta.47", - "@babel/helper-plugin-test-runner": "7.0.0-beta.47" - } -} |