ctrl+a: select entire buffer

Dependencies

• [2] KMSL74GA support selections in the source editor
• [3] S2MISTTM add state arg to a few functions
• [4] LF7BWEG4 group all editor globals
• [5] UHB4GARJ left/right margin -> left/right coordinates
• [6] LNUHQOGH start passing in Editor_state explicitly
• [7] KKMFQDR4 editing source code from within the app
• [8] 2L5MEZV3 experiment: new edit namespace
• [*] FS2ITYYH record a known issue
• [*] UEE5W7WJ document one more shortcut

Change contents

• replacement in source_edit.lua at line 314
  [2.32463]→[2.32463:32597](∅→∅)
  − chord ~= 'C-c' and chord ~= 'C-x' and chord ~= 'backspace' and backspace ~= 'delete' and not App.is_cursor_movement(chord) then
  [2.32463]

  [2.32597]
  + chord ~= 'C-a' and chord ~= 'C-c' and chord ~= 'C-x' and chord ~= 'backspace' and backspace ~= 'delete' and not App.is_cursor_movement(chord) then
• edit in source_edit.lua at line 420
  [3.161829]

  [3.161829]
  + elseif chord == 'C-a' then

  + State.selection1 = {line=1, pos=1}

  + State.cursor1 = {line=#State.lines, pos=utf8.len(State.lines[#State.lines].data)+1, posB=nil}
• replacement in edit.lua at line 304
  [3.10752]→[3.10752:10886](∅→∅)
  − chord ~= 'C-c' and chord ~= 'C-x' and chord ~= 'backspace' and backspace ~= 'delete' and not App.is_cursor_movement(chord) then
  [3.10752]

  [3.22916]
  + chord ~= 'C-a' and chord ~= 'C-c' and chord ~= 'C-x' and chord ~= 'backspace' and backspace ~= 'delete' and not App.is_cursor_movement(chord) then
• edit in edit.lua at line 381
  [3.13212]

  [3.13212]
  + elseif chord == 'C-a' then

  + State.selection1 = {line=1, pos=1}

  + State.cursor1 = {line=#State.lines, pos=utf8.len(State.lines[#State.lines].data)+1}
• edit in README.md at line 32
  [11.91]

  [3.210405]
  + * mouse drag or `shift` + movement to select text, `ctrl+a` to select all