| 1 | /* |
| 2 | * Copyright (c) Meta Platforms, Inc. and affiliates. |
| 3 | * |
| 4 | * This source code is licensed under the MIT license found in the |
| 5 | * LICENSE file in the root directory of this source tree. |
| 6 | * |
| 7 | * @flow strict-local |
| 8 | */ |
| 9 | |
| 10 | import type { |
| 11 | BasicSourceMap, |
| 12 | MixedSourceMap, |
| 13 | IndexSourceMap, |
| 14 | } from './SourceMapTypes'; |
| 15 | |
| 16 | export function sourceMapIncludesSource( |
| 17 | sourcemap: MixedSourceMap, |
| 18 | source: ?string, |
| 19 | ): boolean { |
| 20 | if (source == null) { |
| 21 | return false; |
| 22 | } |
| 23 | if (sourcemap.mappings === undefined) { |
| 24 | const indexSourceMap: IndexSourceMap = sourcemap; |
| 25 | return indexSourceMap.sections.some(section => { |
| 26 | return sourceMapIncludesSource(section.map, source); |
| 27 | }); |
| 28 | } |
| 29 | |
| 30 | const basicMap: BasicSourceMap = sourcemap; |
| 31 | return basicMap.sources.some( |
| 32 | s => s === 'Inline Babel script' || source.endsWith(s), |
| 33 | ); |
| 34 | } |