GoScrobble/web/node_modules/@babel/plugin-transform-react-pure-annotations/lib/index.js

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2022-04-25 02:47:15 +00:00
"use strict";
Object.defineProperty(exports, "__esModule", {
value: true
});
exports.default = void 0;
var _helperPluginUtils = require("@babel/helper-plugin-utils");
var _helperAnnotateAsPure = require("@babel/helper-annotate-as-pure");
var _core = require("@babel/core");
const PURE_CALLS = new Map([["react", ["cloneElement", "createContext", "createElement", "createFactory", "createRef", "forwardRef", "isValidElement", "memo", "lazy"]], ["react-dom", ["createPortal"]]]);
var _default = (0, _helperPluginUtils.declare)(api => {
api.assertVersion(7);
return {
name: "transform-react-pure-annotations",
visitor: {
CallExpression(path) {
if (isReactCall(path)) {
(0, _helperAnnotateAsPure.default)(path);
}
}
}
};
});
exports.default = _default;
function isReactCall(path) {
if (!_core.types.isMemberExpression(path.node.callee)) {
const callee = path.get("callee");
for (const [module, methods] of PURE_CALLS) {
for (const method of methods) {
if (callee.referencesImport(module, method)) {
return true;
}
}
}
return false;
}
for (const [module, methods] of PURE_CALLS) {
const object = path.get("callee.object");
if (object.referencesImport(module, "default") || object.referencesImport(module, "*")) {
for (const method of methods) {
if (_core.types.isIdentifier(path.node.callee.property, {
name: method
})) {
return true;
}
}
return false;
}
}
return false;
}