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Special case mime type for ts file. (#2902)

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Tommaso Sciortino 2025-07-01 16:05:33 -07:00 committed by GitHub
parent 383306e17e
commit 82afc75350
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2 changed files with 12 additions and 1 deletions
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5
packages/core/src/utils/fileUtils.test.ts
View File

@ -196,6 +196,11 @@ describe('fileUtils', () => {
vi.restoreAllMocks(); // Restore spies on actualNodeFs
});
it('should detect typescript type by extension (ts)', () => {
expect(detectFileType('file.ts')).toBe('text');
expect(detectFileType('file.test.ts')).toBe('text');
});
it('should detect image type by extension (png)', () => {
mockMimeLookup.mockReturnValueOnce('image/png');
expect(detectFileType('file.png')).toBe('image');

8
packages/core/src/utils/fileUtils.ts
View File

@ -100,8 +100,14 @@ export function detectFileType(
filePath: string,
): 'text' | 'image' | 'pdf' | 'audio' | 'video' | 'binary' {
const ext = path.extname(filePath).toLowerCase();
const lookedUpMimeType = mime.lookup(filePath); // Returns false if not found, or the mime type string
// The mimetype for "ts" is MPEG transport stream (a video format) but we want
// to assume these are typescript files instead.
if (ext === '.ts') {
return 'text';
}
const lookedUpMimeType = mime.lookup(filePath); // Returns false if not found, or the mime type string
if (lookedUpMimeType) {
if (lookedUpMimeType.startsWith('image/')) {
return 'image';