| "use strict"; |
| /** |
| * @license |
| * Copyright Google LLC All Rights Reserved. |
| * |
| * Use of this source code is governed by an MIT-style license that can be |
| * found in the LICENSE file at https://angular.io/license |
| */ |
| Object.defineProperty(exports, "__esModule", { value: true }); |
| exports.determineBaseTypes = void 0; |
| const ts = require("typescript"); |
| /** Determines the base types of the specified class declaration. */ |
| function determineBaseTypes(node) { |
| if (!node.heritageClauses) { |
| return null; |
| } |
| return node.heritageClauses |
| .reduce((types, clause) => types.concat(clause.types), []) |
| .map(typeExpression => typeExpression.expression) |
| .filter(expression => expression && ts.isIdentifier(expression)) |
| .map((identifier) => identifier.text); |
| } |
| exports.determineBaseTypes = determineBaseTypes; |
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