Proto.first_line: def of bolt@1.27.0.0
Import: import bolt@1.27.0.0/src/lsp/proto.bend as Proto
Lines 228-230 of bolt@1.27.0.0/src/lsp/proto.bend: https://jend.leeeet.dev/read.txt?path=bolt@1.27.0.0/src/lsp/proto.bend&start_line=228&end_line=230

import Base

# a text's first line
def first_line(s2: String) -> String:
  Maybe.default(&2, String, List.head(&2, String, String.lines(s2)), "")

Uses (4):
  https://jend.leeeet.dev/definition.txt?path=Base/base.bend&name=List.head
  https://jend.leeeet.dev/definition.txt?path=Base/base.bend&name=Maybe.default
  https://jend.leeeet.dev/definition.txt?path=Base/base.bend&name=String
  https://jend.leeeet.dev/definition.txt?path=Base/base.bend&name=String.lines