Proto.unpercent: def of bolt@1.27.0.0
Import: import bolt@1.27.0.0/src/lsp/proto.bend as Proto
Lines 266-276 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=266&end_line=276

import Base
import bolt@1.27.0.0/src/lsp/frame.bend as Frame

# a file URI's path: the scheme dropped, the %XX bytes decoded as UTF-8
def unpercent(cs: List<&2, Char>) -> List<&2, U32>:
  match cs:
    case Nil{}:
      Nil{}
    case Con{'%', Con{a, Con{b, t}}}:
      +hi = hex(a)
      +lo = hex(b)
      (hi * 16 + lo : U32) <> unpercent(t)
    case Con{c, t}:
      Frame.encode.one(Char.to_u32(c), unpercent(t))

Uses (11):
  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=Char.to_u32
  https://jend.leeeet.dev/definition.txt?path=Base/base.bend&name=List
  https://jend.leeeet.dev/definition.txt?path=Base/base.bend&name=U32
  https://jend.leeeet.dev/definition.txt?path=Base/base.bend&name=U32.add
  https://jend.leeeet.dev/definition.txt?path=Base/base.bend&name=U32.mul
  https://jend.leeeet.dev/definition.txt?path=Base/base.bend&name=Word.Con
  https://jend.leeeet.dev/definition.txt?path=Base/base.bend&name=Word.Nil
  https://jend.leeeet.dev/definition.txt?path=bolt@1.27.0.0/src/lsp/frame.bend&name=encode.one
  https://jend.leeeet.dev/definition.txt?path=bolt@1.27.0.0/src/lsp/proto.bend&name=hex