80 lines
3.1 KiB
JavaScript
80 lines
3.1 KiB
JavaScript
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"use strict";
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// Copyright (c) Microsoft Corporation. All rights reserved. Licensed under the MIT license.
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// See LICENSE in the project root for license information.
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Object.defineProperty(exports, "__esModule", { value: true });
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exports.AstImport = exports.AstImportKind = void 0;
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const node_core_library_1 = require("@rushstack/node-core-library");
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const AstEntity_1 = require("./AstEntity");
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/**
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* Indicates the import kind for an `AstImport`.
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*/
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var AstImportKind;
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(function (AstImportKind) {
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/**
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* An import statement such as `import X from "y";`.
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*/
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AstImportKind[AstImportKind["DefaultImport"] = 0] = "DefaultImport";
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/**
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* An import statement such as `import { X } from "y";`.
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*/
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AstImportKind[AstImportKind["NamedImport"] = 1] = "NamedImport";
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/**
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* An import statement such as `import * as x from "y";`.
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*/
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AstImportKind[AstImportKind["StarImport"] = 2] = "StarImport";
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/**
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* An import statement such as `import x = require("y");`.
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*/
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AstImportKind[AstImportKind["EqualsImport"] = 3] = "EqualsImport";
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/**
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* An import statement such as `interface foo { foo: import("bar").a.b.c }`.
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*/
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AstImportKind[AstImportKind["ImportType"] = 4] = "ImportType";
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})(AstImportKind = exports.AstImportKind || (exports.AstImportKind = {}));
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/**
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* For a symbol that was imported from an external package, this tracks the import
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* statement that was used to reach it.
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*/
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class AstImport extends AstEntity_1.AstSyntheticEntity {
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constructor(options) {
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super();
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this.importKind = options.importKind;
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this.modulePath = options.modulePath;
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this.exportName = options.exportName;
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// We start with this assumption, but it may get changed later if non-type-only import is encountered.
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this.isTypeOnlyEverywhere = options.isTypeOnly;
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this.key = AstImport.getKey(options);
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}
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/** {@inheritdoc} */
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get localName() {
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// abstract
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return this.exportName;
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}
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/**
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* Calculates the lookup key used with `AstImport.key`
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*/
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static getKey(options) {
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switch (options.importKind) {
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case AstImportKind.DefaultImport:
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return `${options.modulePath}:${options.exportName}`;
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case AstImportKind.NamedImport:
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return `${options.modulePath}:${options.exportName}`;
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case AstImportKind.StarImport:
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return `${options.modulePath}:*`;
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case AstImportKind.EqualsImport:
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return `${options.modulePath}:=`;
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case AstImportKind.ImportType: {
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const subKey = !options.exportName
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? '*' // Equivalent to StarImport
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: options.exportName.includes('.') // Equivalent to a named export
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? options.exportName.split('.')[0]
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: options.exportName;
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return `${options.modulePath}:${subKey}`;
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}
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default:
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throw new node_core_library_1.InternalError('Unknown AstImportKind');
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}
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}
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}
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exports.AstImport = AstImport;
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//# sourceMappingURL=AstImport.js.map
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