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app_vue/node_modules/@babel/plugin-transform-private-property-in-object/lib/index.js
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126
app_vue/node_modules/@babel/plugin-transform-private-property-in-object/lib/index.js
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"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 _helperCreateClassFeaturesPlugin = require("@babel/helper-create-class-features-plugin");
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var _helperAnnotateAsPure = require("@babel/helper-annotate-as-pure");
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var _default = exports.default = (0, _helperPluginUtils.declare)((api, opt) => {
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api.assertVersion("^7.0.0-0 || >8.0.0-alpha <8.0.0-beta");
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const {
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types: t,
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template
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} = api;
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const {
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loose
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} = opt;
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const classWeakSets = new WeakMap();
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const fieldsWeakSets = new WeakMap();
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function unshadow(name, targetScope, scope) {
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while (scope !== targetScope) {
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if (scope.hasOwnBinding(name)) scope.rename(name);
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scope = scope.parent;
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}
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}
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function injectToFieldInit(fieldPath, expr, before = false) {
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if (fieldPath.node.value) {
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const value = fieldPath.get("value");
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if (before) {
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value.insertBefore(expr);
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} else {
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value.insertAfter(expr);
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}
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} else {
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fieldPath.set("value", t.unaryExpression("void", expr));
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}
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}
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function injectInitialization(classPath, init) {
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let firstFieldPath;
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let constructorPath;
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for (const el of classPath.get("body.body")) {
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if ((el.isClassProperty() || el.isClassPrivateProperty()) && !el.node.static) {
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firstFieldPath = el;
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break;
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}
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if (!constructorPath && el.isClassMethod({
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kind: "constructor"
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})) {
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constructorPath = el;
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}
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}
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if (firstFieldPath) {
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injectToFieldInit(firstFieldPath, init, true);
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} else {
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(0, _helperCreateClassFeaturesPlugin.injectInitialization)(classPath, constructorPath, [t.expressionStatement(init)]);
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}
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}
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function getWeakSetId(weakSets, outerClass, reference, name = "", inject) {
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let id = weakSets.get(reference.node);
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if (!id) {
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id = outerClass.scope.generateUidIdentifier(`${name || ""} brandCheck`);
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weakSets.set(reference.node, id);
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inject(reference, template.expression.ast`${t.cloneNode(id)}.add(this)`);
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const newExpr = t.newExpression(t.identifier("WeakSet"), []);
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(0, _helperAnnotateAsPure.default)(newExpr);
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outerClass.insertBefore(template.ast`var ${id} = ${newExpr}`);
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}
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return t.cloneNode(id);
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}
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return {
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name: "transform-private-property-in-object",
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manipulateOptions: (_, parser) => parser.plugins.push("privateIn"),
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pre() {
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(0, _helperCreateClassFeaturesPlugin.enableFeature)(this.file, _helperCreateClassFeaturesPlugin.FEATURES.privateIn, loose);
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},
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visitor: {
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BinaryExpression(path, state) {
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const {
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node
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} = path;
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const {
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file
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} = state;
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if (node.operator !== "in") return;
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if (!t.isPrivateName(node.left)) return;
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const {
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name
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} = node.left.id;
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let privateElement;
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const outerClass = path.findParent(path => {
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if (!path.isClass()) return false;
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privateElement = path.get("body.body").find(({
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node
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}) => t.isPrivate(node) && node.key.id.name === name);
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return !!privateElement;
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});
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if (outerClass.parentPath.scope.path.isPattern()) {
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outerClass.replaceWith(template.ast`(() => ${outerClass.node})()`);
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return;
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}
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if (privateElement.node.type === "ClassPrivateMethod") {
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if (privateElement.node.static) {
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if (outerClass.node.id) {
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unshadow(outerClass.node.id.name, outerClass.scope, path.scope);
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} else {
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outerClass.set("id", path.scope.generateUidIdentifier("class"));
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}
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path.replaceWith(template.expression.ast`
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${t.cloneNode(outerClass.node.id)} === ${(0, _helperCreateClassFeaturesPlugin.buildCheckInRHS)(node.right, file)}
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`);
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} else {
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var _outerClass$node$id;
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const id = getWeakSetId(classWeakSets, outerClass, outerClass, (_outerClass$node$id = outerClass.node.id) == null ? void 0 : _outerClass$node$id.name, injectInitialization);
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path.replaceWith(template.expression.ast`${id}.has(${(0, _helperCreateClassFeaturesPlugin.buildCheckInRHS)(node.right, file)})`);
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}
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} else {
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const id = getWeakSetId(fieldsWeakSets, outerClass, privateElement, privateElement.node.key.id.name, injectToFieldInit);
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path.replaceWith(template.expression.ast`${id}.has(${(0, _helperCreateClassFeaturesPlugin.buildCheckInRHS)(node.right, file)})`);
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}
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}
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}
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};
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});
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//# sourceMappingURL=index.js.map
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