Calls.is_live: def of bolt@1.27.0.0
Import: import bolt@1.27.0.0/src/rules/calls.bend as Calls
Lines 211-214 of bolt@1.27.0.0/src/rules/calls.bend: https://jend.leeeet.dev/read.txt?path=bolt@1.27.0.0/src/rules/calls.bend&start_line=211&end_line=214

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

# a live parameter: typed, and neither erased (`-A: Type`) nor a template
# (`~f: A -> B`); a bare quantity name (`a` in `List.get(a, ..)`) is not one
def is_live(+pp: Tree.Node) -> Bool:
  Bool.and(Bool.not(is_live.sign(pp)), has_colon(pp))

Uses (6):
  https://jend.leeeet.dev/definition.txt?path=Base/base.bend&name=Bool
  https://jend.leeeet.dev/definition.txt?path=Base/base.bend&name=Bool.and
  https://jend.leeeet.dev/definition.txt?path=Base/base.bend&name=Bool.not
  https://jend.leeeet.dev/definition.txt?path=bolt@1.27.0.0/src/rules/calls.bend&name=has_colon
  https://jend.leeeet.dev/definition.txt?path=bolt@1.27.0.0/src/rules/calls.bend&name=is_live.sign
  https://jend.leeeet.dev/definition.txt?path=bolt@1.27.0.0/src/syntax/tree.bend&name=Node