Added support for abstract streams (#299)

* feat(streams): Support abstract streams not inherited from Stream. * Take advantage of is-stream * Bumped lockfile * Also accept normal streams
vercel · Aug 31, 2017 · 080b159 · 080b159
1 parent 98f5f86
commit 080b159
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Showing 3 changed files with 62 additions and 61 deletions.
diff --git a/lib/index.js b/lib/index.js
@@ -5,6 +5,7 @@ const { Stream } = require('stream')
 // Packages
 const getRawBody = require('raw-body')
 const typer = require('media-typer')
+const { readable } = require('is-stream')
 
 const { NODE_ENV } = process.env
 const DEV = NODE_ENV === 'development'
@@ -42,7 +43,7 @@ const send = (res, code, obj = null) => {
     return
   }
 
-  if (obj instanceof Stream) {
+  if (obj instanceof Stream || readable(obj)) {
     if (!res.getHeader('Content-Type')) {
       res.setHeader('Content-Type', 'application/octet-stream')
     }

diff --git a/package-lock.json b/package-lock.json
diff --git a/package.json b/package.json
@@ -56,6 +56,7 @@
     "xo": "0.18.2"
   },
   "dependencies": {
+    "is-stream": "1.1.0",
     "media-typer": "0.3.0",
     "mri": "1.1.0",
     "raw-body": "2.3.0"