73 lines
3.1 KiB
JavaScript
73 lines
3.1 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 _helperCompilationTargets = require("@babel/helper-compilation-targets");
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var _helperAnnotateAsPure = require("@babel/helper-annotate-as-pure");
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var _helperFunctionName = require("@babel/helper-function-name");
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var _helperSplitExportDeclaration = require("@babel/helper-split-export-declaration");
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var _core = require("@babel/core");
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var _globals = require("globals");
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var _transformClass = require("./transformClass.js");
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const getBuiltinClasses = category => Object.keys(_globals[category]).filter(name => /^[A-Z]/.test(name));
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const builtinClasses = new Set([...getBuiltinClasses("builtin"), ...getBuiltinClasses("browser")]);
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var _default = exports.default = (0, _helperPluginUtils.declare)((api, options) => {
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var _api$assumption, _api$assumption2, _api$assumption3, _api$assumption4;
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api.assertVersion(7);
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const {
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loose = false
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} = options;
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const setClassMethods = (_api$assumption = api.assumption("setClassMethods")) != null ? _api$assumption : loose;
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const constantSuper = (_api$assumption2 = api.assumption("constantSuper")) != null ? _api$assumption2 : loose;
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const superIsCallableConstructor = (_api$assumption3 = api.assumption("superIsCallableConstructor")) != null ? _api$assumption3 : loose;
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const noClassCalls = (_api$assumption4 = api.assumption("noClassCalls")) != null ? _api$assumption4 : loose;
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const supportUnicodeId = !(0, _helperCompilationTargets.isRequired)("transform-unicode-escapes", api.targets());
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const VISITED = new WeakSet();
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return {
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name: "transform-classes",
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visitor: {
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ExportDefaultDeclaration(path) {
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if (!path.get("declaration").isClassDeclaration()) return;
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(0, _helperSplitExportDeclaration.default)(path);
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},
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ClassDeclaration(path) {
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const {
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node
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} = path;
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const ref = node.id || path.scope.generateUidIdentifier("class");
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path.replaceWith(_core.types.variableDeclaration("let", [_core.types.variableDeclarator(ref, _core.types.toExpression(node))]));
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},
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ClassExpression(path, state) {
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const {
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node
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} = path;
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if (VISITED.has(node)) return;
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const inferred = (0, _helperFunctionName.default)(path, undefined, supportUnicodeId);
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if (inferred && inferred !== node) {
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path.replaceWith(inferred);
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return;
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}
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VISITED.add(node);
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const [replacedPath] = path.replaceWith((0, _transformClass.default)(path, state.file, builtinClasses, loose, {
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setClassMethods,
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constantSuper,
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superIsCallableConstructor,
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noClassCalls
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}, supportUnicodeId));
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if (replacedPath.isCallExpression()) {
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(0, _helperAnnotateAsPure.default)(replacedPath);
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const callee = replacedPath.get("callee");
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if (callee.isArrowFunctionExpression()) {
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callee.arrowFunctionToExpression();
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}
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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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