Mp3Tab.tabs.join: def of emerging-ezaudio@0.4.0.0
Import: import emerging-ezaudio@0.4.0.0/src/mp3_tab.bend as Mp3Tab
Lines 3-8 of emerging-ezaudio@0.4.0.0/src/mp3_tab.bend: https://jend.leeeet.dev/read.txt?path=emerging-ezaudio@0.4.0.0/src/mp3_tab.bend&start_line=3&end_line=8

import Base

def tabs.join(xs: List<&2, List<&2, U32>>) -> List<&2, U32>:
  match xs:
    case Nil{}:
      []
    case +hd <> tl:
      List.append(&2, U32, hd, tabs.join(tl))

Uses (3):
  https://jend.leeeet.dev/definition.txt?path=Base/base.bend&name=List
  https://jend.leeeet.dev/definition.txt?path=Base/base.bend&name=List.append
  https://jend.leeeet.dev/definition.txt?path=Base/base.bend&name=U32