Sse.unr.at: def of ezmcp@0.1.0.0
Import: import ezmcp@0.1.0.0/src/sse.bend as Sse
Lines 13-19 of ezmcp@0.1.0.0/src/sse.bend: https://jend.leeeet.dev/read.txt?path=ezmcp@0.1.0.0/src/sse.bend&start_line=13&end_line=19

import Base

# one char of a line: a `\r` that ends the line is dropped
def unr.at(head: Char, rest: Unit -> String, ends: Bool) -> String:
  match ends:
    case True{}:
      ""
    case False{}:
      SCon{head, rest(Unit{})}

Uses (4):
  https://jend.leeeet.dev/definition.txt?path=Base/base.bend&name=Bool
  https://jend.leeeet.dev/definition.txt?path=Base/base.bend&name=Char
  https://jend.leeeet.dev/definition.txt?path=Base/base.bend&name=String
  https://jend.leeeet.dev/definition.txt?path=Base/base.bend&name=Unit