Format.newline.preserve: def of bend-lint-rules@0.2.0.0
Import: import bend-lint-rules@0.2.0.0/layout/format.bend as Format
Lines 2406-2411 of bend-lint-rules@0.2.0.0/layout/format.bend: https://jend.leeeet.dev/read.txt?path=bend-lint-rules@0.2.0.0/layout/format.bend&start_line=2406&end_line=2411

import Base

def newline.preserve(preserve: Bool, source: String) -> String:
  match preserve:
    case True{}:
      first_newline(source)
    case False{}:
      "\n"

Uses (3):
  https://jend.leeeet.dev/definition.txt?path=Base/base.bend&name=Bool
  https://jend.leeeet.dev/definition.txt?path=Base/base.bend&name=String
  https://jend.leeeet.dev/definition.txt?path=bend-lint-rules@0.2.0.0/layout/format.bend&name=first_newline