Lock.kv: def of ezx@1.11.0.0
Import: import ezx@1.11.0.0/src/lock/lock.bend as Lock
Lines 422-425 of ezx@1.11.0.0/src/lock/lock.bend: https://jend.leeeet.dev/read.txt?path=ezx@1.11.0.0/src/lock/lock.bend&start_line=422&end_line=425

import Base
import ezx@1.11.0.0/src/toml/toml.bend as T

# a key worth writing, or nothing at all when its value is empty, so an absent
# tag leaves no trace
def kv(key: String, +val: String) -> List<&2, T.Kv>:
  Bool.pick(List<&2, T.Kv>, String.is_empty(val), [], [T.Kv{key, val}])

Uses (5):
  https://jend.leeeet.dev/definition.txt?path=Base/base.bend&name=Bool.pick
  https://jend.leeeet.dev/definition.txt?path=Base/base.bend&name=List
  https://jend.leeeet.dev/definition.txt?path=Base/base.bend&name=String
  https://jend.leeeet.dev/definition.txt?path=Base/base.bend&name=String.is_empty
  https://jend.leeeet.dev/definition.txt?path=ezx@1.11.0.0/src/toml/toml.bend&name=Kv