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- "use strict";
- Object.defineProperty(exports, "__esModule", {
- value: true
- });
- exports.default = void 0;
- exports.get = get;
- exports.getDependencies = getDependencies;
- exports.list = void 0;
- exports.minVersion = minVersion;
- var _t = require("@babel/types");
- var _helpersGenerated = require("./helpers-generated.js");
- const {
- cloneNode,
- identifier
- } = _t;
- function deep(obj, path, value) {
- try {
- const parts = path.split(".");
- let last = parts.shift();
- while (parts.length > 0) {
- obj = obj[last];
- last = parts.shift();
- }
- if (arguments.length > 2) {
- obj[last] = value;
- } else {
- return obj[last];
- }
- } catch (e) {
- e.message += ` (when accessing ${path})`;
- throw e;
- }
- }
- function permuteHelperAST(ast, metadata, bindingName, localBindings, getDependency, adjustAst) {
- const {
- locals,
- dependencies,
- exportBindingAssignments,
- exportName
- } = metadata;
- const bindings = new Set(localBindings || []);
- if (bindingName) bindings.add(bindingName);
- for (const [name, paths] of (Object.entries || (o => Object.keys(o).map(k => [k, o[k]])))(locals)) {
- let newName = name;
- if (bindingName && name === exportName) {
- newName = bindingName;
- } else {
- while (bindings.has(newName)) newName = "_" + newName;
- }
- if (newName !== name) {
- for (const path of paths) {
- deep(ast, path, identifier(newName));
- }
- }
- }
- for (const [name, paths] of (Object.entries || (o => Object.keys(o).map(k => [k, o[k]])))(dependencies)) {
- const ref = typeof getDependency === "function" && getDependency(name) || identifier(name);
- for (const path of paths) {
- deep(ast, path, cloneNode(ref));
- }
- }
- adjustAst == null || adjustAst(ast, exportName, map => {
- exportBindingAssignments.forEach(p => deep(ast, p, map(deep(ast, p))));
- });
- }
- const helperData = Object.create(null);
- function loadHelper(name) {
- if (!helperData[name]) {
- const helper = _helpersGenerated.default[name];
- if (!helper) {
- throw Object.assign(new ReferenceError(`Unknown helper ${name}`), {
- code: "BABEL_HELPER_UNKNOWN",
- helper: name
- });
- }
- helperData[name] = {
- minVersion: helper.minVersion,
- build(getDependency, bindingName, localBindings, adjustAst) {
- const ast = helper.ast();
- permuteHelperAST(ast, helper.metadata, bindingName, localBindings, getDependency, adjustAst);
- return {
- nodes: ast.body,
- globals: helper.metadata.globals
- };
- },
- getDependencies() {
- return Object.keys(helper.metadata.dependencies);
- }
- };
- }
- return helperData[name];
- }
- function get(name, getDependency, bindingName, localBindings, adjustAst) {
- {
- if (typeof bindingName === "object") {
- const id = bindingName;
- if ((id == null ? void 0 : id.type) === "Identifier") {
- bindingName = id.name;
- } else {
- bindingName = undefined;
- }
- }
- }
- return loadHelper(name).build(getDependency, bindingName, localBindings, adjustAst);
- }
- function minVersion(name) {
- return loadHelper(name).minVersion;
- }
- function getDependencies(name) {
- return loadHelper(name).getDependencies();
- }
- {
- exports.ensure = name => {
- loadHelper(name);
- };
- }
- const list = exports.list = Object.keys(_helpersGenerated.default).map(name => name.replace(/^_/, ""));
- var _default = exports.default = get;
- //# sourceMappingURL=index.js.map
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