81 lines
1.5 KiB
JavaScript
81 lines
1.5 KiB
JavaScript
"use strict";
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Object.defineProperty(exports, "__esModule", {
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value: true
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});
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exports.default = void 0;
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var _helperPluginUtils = require("@babel/helper-plugin-utils");
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var _core = require("@babel/core");
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const TRACE_ID = "__self";
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function getThisFunctionParent(path) {
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let scope = path.scope;
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do {
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const {
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path
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} = scope;
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if (path.isFunctionParent() && !path.isArrowFunctionExpression()) {
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return path;
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}
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} while (scope = scope.parent);
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return null;
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}
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function isDerivedClass(classPath) {
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return classPath.node.superClass !== null;
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}
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function isThisAllowed(path) {
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const parentMethodOrFunction = getThisFunctionParent(path);
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if (parentMethodOrFunction === null) {
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return true;
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}
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if (!parentMethodOrFunction.isMethod()) {
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return true;
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}
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if (parentMethodOrFunction.node.kind !== "constructor") {
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return true;
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}
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return !isDerivedClass(parentMethodOrFunction.parentPath.parentPath);
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}
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var _default = (0, _helperPluginUtils.declare)(api => {
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api.assertVersion(7);
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const visitor = {
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JSXOpeningElement(path) {
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if (!isThisAllowed(path)) {
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return;
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}
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const node = path.node;
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const id = _core.types.jsxIdentifier(TRACE_ID);
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const trace = _core.types.thisExpression();
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node.attributes.push(_core.types.jsxAttribute(id, _core.types.jsxExpressionContainer(trace)));
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}
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};
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return {
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name: "transform-react-jsx-self",
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visitor: {
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Program(path) {
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path.traverse(visitor);
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}
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}
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};
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});
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exports.default = _default; |