Run.line0: def of ezx@1.11.0.0
Import: import ezx@1.11.0.0/src/tool/run.bend as Run
Lines 41-47 of ezx@1.11.0.0/src/tool/run.bend: https://jend.leeeet.dev/read.txt?path=ezx@1.11.0.0/src/tool/run.bend&start_line=41&end_line=47

import Base

# the first line, or nothing
def line0(ls: List<&2, String>) -> String:
  match ls:
    case []:
      ""
    case h <> _t:
      h

Uses (2):
  https://jend.leeeet.dev/definition.txt?path=Base/base.bend&name=List
  https://jend.leeeet.dev/definition.txt?path=Base/base.bend&name=String