fix: fix: check existence of res.getHeader

ulivz · ulivz · commit 2337b4bca335 · 2019-03-25T01:39:57.000+08:00
diff --git a/lib/middleware.js b/lib/middleware.js
@@ -79,7 +79,7 @@ module.exports = function wrapper(context) {
           contentType += '; charset=UTF-8';
         }
 
-        if (!res.getHeader('Content-Type')) {
+        if (!res.getHeader || !res.getHeader('Content-Type')) {
           res.setHeader('Content-Type', contentType);
         }
         res.setHeader('Content-Length', content.length);

Original file line number	Diff line number	Diff line change
`@@ -79,7 +79,7 @@ module.exports = function wrapper(context) {`
`79`	`79`	`contentType += '; charset=UTF-8';`
`80`	`80`	`}`
`81`	`81`
`82`		`- if (!res.getHeader('Content-Type')) {`
	`82`	`+ if (!res.getHeader \|\| !res.getHeader('Content-Type')) {`
`83`	`83`	`res.setHeader('Content-Type', contentType);`
`84`	`84`	`}`
`85`	`85`	`res.setHeader('Content-Length', content.length);`