Cli.vs16_step: def of cli@0.2.0.0
Import: import cli@0.2.0.0/cli.bend as Cli
Lines 975-981 of cli@0.2.0.0/cli.bend: https://jend.leeeet.dev/read.txt?path=cli@0.2.0.0/cli.bend&start_line=975&end_line=981

import Base

# VS16 widens a 1-wide emoji with an emoji presentation to 2, once.
def vs16_step(run: EmojiRun) -> WidthStep:
  match run:
    case EmojiNone{}: WidthStep{0n, EmojiNone{}}
    case EmojiBase{code, narrow, join}: vs16_on(narrow, code, join)
    case EmojiJoiner{}: WidthStep{0n, EmojiNone{}}
    case EmojiJoined{code}: WidthStep{0n, EmojiJoined{code}}

Uses (3):
  https://jend.leeeet.dev/definition.txt?path=cli@0.2.0.0/cli.bend&name=EmojiRun
  https://jend.leeeet.dev/definition.txt?path=cli@0.2.0.0/cli.bend&name=WidthStep
  https://jend.leeeet.dev/definition.txt?path=cli@0.2.0.0/cli.bend&name=vs16_on