62 lines
1.5 KiB
JavaScript
62 lines
1.5 KiB
JavaScript
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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 _helperAnnotateAsPure = require("@babel/helper-annotate-as-pure");
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var _core = require("@babel/core");
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const PURE_CALLS = [["react", new Set(["cloneElement", "createContext", "createElement", "createFactory", "createRef", "forwardRef", "isValidElement", "memo", "lazy"])], ["react-dom", new Set(["createPortal"])]];
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var _default = (0, _helperPluginUtils.declare)(api => {
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api.assertVersion(7);
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return {
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name: "transform-react-pure-annotations",
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visitor: {
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CallExpression(path) {
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if (isReactCall(path)) {
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(0, _helperAnnotateAsPure.default)(path);
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}
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}
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}
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};
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});
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exports.default = _default;
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function isReactCall(path) {
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const calleePath = path.get("callee");
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if (!calleePath.isMemberExpression()) {
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for (const [module, methods] of PURE_CALLS) {
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for (const method of methods) {
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if (calleePath.referencesImport(module, method)) {
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return true;
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}
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}
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}
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return false;
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}
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const object = calleePath.get("object");
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const callee = calleePath.node;
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if (!callee.computed && _core.types.isIdentifier(callee.property)) {
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const propertyName = callee.property.name;
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for (const [module, methods] of PURE_CALLS) {
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if (object.referencesImport(module, "default") || object.referencesImport(module, "*")) {
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return methods.has(propertyName);
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}
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}
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}
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return false;
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}
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