We're updating the issue view to help you get more done. 
Learn more or See the old view

Optimize code gen for empty queue

Description

If you have #queue [] in your code, the code generated is

1 cljs.core.into.call(null,cljs.core.PersistentQueue.EMPTY,cljs.core.PersistentVector.EMPTY)

when it could, for the empty vector case generate

1 cljs.core.PersistentQueue.EMPTY

See https://github.com/clojure/clojurescript/blob/f289ffee2270567f7976d45012a0a52c38eb6488/src/main/clojure/cljs/tagged_literals.cljc#L21

Environment

None

Status

Assignee

David Nolen

Reporter

Mike Fikes

Labels

Approval

None

Patch

Code and Test

Priority

Minor