Pick.search.empty: def of bolt@1.27.0.0
Import: import bolt@1.27.0.0/src/rules/correctness/pick.bend as Pick
Lines 193-199 of bolt@1.27.0.0/src/rules/correctness/pick.bend: https://jend.leeeet.dev/read.txt?path=bolt@1.27.0.0/src/rules/correctness/pick.bend&start_line=193&end_line=199

import Base
import bolt@1.27.0.0/src/syntax/tree.bend as Tree

# is the chain empty?
def search.empty(nn: Tree.Node) -> Bool:
  match nn:
    case Tree.NNil{}:
      True{}
    case _other:
      False{}

Uses (2):
  https://jend.leeeet.dev/definition.txt?path=Base/base.bend&name=Bool
  https://jend.leeeet.dev/definition.txt?path=bolt@1.27.0.0/src/syntax/tree.bend&name=Node