allow falsy values too, to be compatible with fastify implementation

dzunftmeister-evorhei · dzunftmeister-evorhei · commit ed6745427d4c · 2021-07-19T22:31:16.000+02:00
diff --git a/packages/platform-express/adapters/express-adapter.ts b/packages/platform-express/adapters/express-adapter.ts
@@ -30,7 +30,7 @@ export class ExpressAdapter extends AbstractHttpAdapter {
       return response.send();
     }
     if (body instanceof StreamableFile) {
-      if (!response.getHeader('Content-Type')) {
+      if (response.getHeader('Content-Type') === undefined) {
         response.setHeader('Content-Type', 'application/octet-stream');
       }
       return body.getStream().pipe(response);

Original file line number	Diff line number	Diff line change
`@@ -30,7 +30,7 @@ export class ExpressAdapter extends AbstractHttpAdapter {`
`30`	`30`	`return response.send();`
`31`	`31`	`}`
`32`	`32`	`if (body instanceof StreamableFile) {`
`33`		`- if (!response.getHeader('Content-Type')) {`
	`33`	`+ if (response.getHeader('Content-Type') === undefined) {`
`34`	`34`	`response.setHeader('Content-Type', 'application/octet-stream');`
`35`	`35`	`}`
`36`	`36`	`return body.getStream().pipe(response);`