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26944e159d
swc_ecma_transforms_base: - Reimplement `hygiene`.
132 lines
4.1 KiB
JavaScript
132 lines
4.1 KiB
JavaScript
function _assertThisInitialized(self) {
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if (self === void 0) {
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throw new ReferenceError("this hasn't been initialised - super() hasn't been called");
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}
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return self;
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}
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function _classCallCheck(instance, Constructor) {
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if (!(instance instanceof Constructor)) {
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throw new TypeError("Cannot call a class as a function");
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}
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}
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function _defineProperties(target, props) {
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for(var i = 0; i < props.length; i++){
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var descriptor = props[i];
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descriptor.enumerable = descriptor.enumerable || false;
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descriptor.configurable = true;
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if ("value" in descriptor) descriptor.writable = true;
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Object.defineProperty(target, descriptor.key, descriptor);
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}
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}
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function _createClass(Constructor, protoProps, staticProps) {
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if (protoProps) _defineProperties(Constructor.prototype, protoProps);
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if (staticProps) _defineProperties(Constructor, staticProps);
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return Constructor;
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}
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function _getPrototypeOf(o) {
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_getPrototypeOf = Object.setPrototypeOf ? Object.getPrototypeOf : function _getPrototypeOf(o) {
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return o.__proto__ || Object.getPrototypeOf(o);
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};
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return _getPrototypeOf(o);
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}
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function _inherits(subClass, superClass) {
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if (typeof superClass !== "function" && superClass !== null) {
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throw new TypeError("Super expression must either be null or a function");
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}
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subClass.prototype = Object.create(superClass && superClass.prototype, {
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constructor: {
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value: subClass,
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writable: true,
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configurable: true
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}
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});
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if (superClass) _setPrototypeOf(subClass, superClass);
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}
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function _possibleConstructorReturn(self, call) {
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if (call && (_typeof(call) === "object" || typeof call === "function")) {
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return call;
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}
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return _assertThisInitialized(self);
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}
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function _setPrototypeOf(o, p) {
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_setPrototypeOf = Object.setPrototypeOf || function _setPrototypeOf(o, p) {
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o.__proto__ = p;
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return o;
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};
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return _setPrototypeOf(o, p);
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}
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var _typeof = function(obj) {
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return obj && typeof Symbol !== "undefined" && obj.constructor === Symbol ? "symbol" : typeof obj;
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};
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// @filename: file.tsx
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// @jsx: preserve
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// @noLib: true
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// @skipLibCheck: true
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// @libFiles: react.d.ts,lib.d.ts
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var React = require('react');
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function Greet(x) {
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return(/*#__PURE__*/ React.createElement("div", null, "Hello, ", x));
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}
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var BigGreeter = /*#__PURE__*/ function(_Component) {
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"use strict";
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_inherits(BigGreeter, _Component);
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function BigGreeter() {
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_classCallCheck(this, BigGreeter);
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return _possibleConstructorReturn(this, _getPrototypeOf(BigGreeter).apply(this, arguments));
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}
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_createClass(BigGreeter, [
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{
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key: "render",
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value: function render() {
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return(/*#__PURE__*/ React.createElement("div", null));
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}
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}
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]);
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return BigGreeter;
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}(React.Component);
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// OK
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var a = /*#__PURE__*/ React.createElement(Greet, null);
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// OK - always valid to specify 'key'
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var b = /*#__PURE__*/ React.createElement(Greet, {
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key: "k"
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});
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// Error - not allowed to specify 'ref' on SFCs
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var c = /*#__PURE__*/ React.createElement(Greet, {
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ref: "myRef"
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});
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// OK - ref is valid for classes
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var d = /*#__PURE__*/ React.createElement(BigGreeter, {
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ref: function(x) {
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return x.greeting.substr(10);
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}
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});
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// Error ('subtr' not on string)
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var e = /*#__PURE__*/ React.createElement(BigGreeter, {
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ref: function(x) {
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return x.greeting.subtr(10);
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}
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});
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// Error (ref callback is contextually typed)
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var f = /*#__PURE__*/ React.createElement(BigGreeter, {
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ref: function(x) {
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return x.notARealProperty;
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}
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});
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// OK - key is always valid
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var g = /*#__PURE__*/ React.createElement(BigGreeter, {
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key: 100
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});
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// OK - contextually typed intrinsic ref callback parameter
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var h = /*#__PURE__*/ React.createElement("div", {
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ref: function(x) {
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return x.innerText;
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}
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});
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// Error - property not on ontextually typed intrinsic ref callback parameter
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var i1 = /*#__PURE__*/ React.createElement("div", {
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ref: function(x) {
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return x.propertyNotOnHtmlDivElement;
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}
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});
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export { };
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