Queue.push: def of bend-lawful-stdlib@0.1.0.0
Import: import bend-lawful-stdlib@0.1.0.0/src/queue.bend as Queue
Lines 27-30 of bend-lawful-stdlib@0.1.0.0/src/queue.bend: https://jend.leeeet.dev/read.txt?path=bend-lawful-stdlib@0.1.0.0/src/queue.bend&start_line=27&end_line=30

import Base

def push(-A: Data, q: Queue<A>, x: A) -> Queue<A>:
  match q:
    case Queue{f, r}:
      Queue{f, x <> r}

Uses (2):
  https://jend.leeeet.dev/definition.txt?path=Base/base.bend&name=List
  https://jend.leeeet.dev/definition.txt?path=bend-lawful-stdlib@0.1.0.0/src/queue.bend&name=Queue