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