chore: upgrade ndjson and pull-stream-to-stream

Author: achingbrain

package.json

@@ -173,12 +173,12 @@
     "pull-defer": "~0.2.3",
     "pull-file": "^1.1.0",
     "pull-mplex": "~0.1.1",
-    "pull-ndjson": "~0.1.1",
+    "pull-ndjson": "achingbrain/pull-ndjson#upgrade-deps",
     "pull-pushable": "^2.2.0",
     "pull-sort": "^1.0.1",
     "pull-stream": "^3.6.14",
     "pull-stream-to-async-iterator": "^1.0.2",
-    "pull-stream-to-stream": "^1.3.4",
+    "pull-stream-to-stream": "^2.0.0",
     "pull-traverse": "^1.0.3",
     "readable-stream": "^3.4.0",
     "receptacle": "^1.3.2",

src/http/api/resources/files-regular.js

@@ -336,17 +336,6 @@ exports.refs = {
     const unique = request.query.unique
     const maxDepth = request.query['max-depth']
 
-    // This is because ndjson.serialize writes a single \n into the response even if
-    // the stream was empty - in the client we strip the \n from response and try to
-    // parse what's left as JSON which then explodes, so if we know we're not going
-    // to send anything back, shortcut the streaming of refs.
-    if (maxDepth <= 0) {
-      return h.response()
-        .header('x-chunked-output', '1')
-        .header('content-type', 'application/json')
-        .header('Trailer', 'X-Stream-Error')
-    }
-
     const source = ipfs.refsPullStream(key, { recursive, format, edges, unique, maxDepth })
     return sendRefsReplyStream(request, h, `refs for ${key}`, source)
   }