extract a function

Dependencies

• [2] 65XHTZEK regression: couldn't do many drawing operations because line.y was reset
• [3] MP2TBKU6 bugfix: crash in Text.up() after return
• [4] PIEDOKYQ bugfix
• [5] PVEZKGAC bugfix: recompute screen lines in backspace/delete
• [6] XNFTJHC4 split keyboard handling between Text and Drawing
• [7] SLLR6KKI bugfix for non-ASCII
• [8] UFIUYYYV additional logging for an active bug
• [9] OGUV4HSA remove some memory leaks from rendered fragments
• [10] LXTTOB33 extract a couple of files
• [11] YLKLDF4R .
• [12] GCEF4N3V stop repeatedly checking for line wrapping
• [13] HOSPP2AN crisp font rendering
• [14] KZ5GAYRP this fixes the immediate regression
• [15] R53OF3ON one bug I've repeatedly run into while testing with Moby Dick
• [16] GN3IF4WF bugfix: pasting newlines
• [17] NZKYPBSK check for scroll when just typing
• [18] YW5324Q3 bugfix: cut (C-x) without first selecting anything
• [19] KOTI3MFG bugfix in previous commit
• [20] WY3JD6W6 bugfix
• [21] 2RXZ3PGO beginning of a new approach to scroll+wrap
• [22] H2DPLWMV snapshot: wrapping long lines at word boundaries
• [23] 2ZYV7D3W handle tab characters
• [24] QKAMUWSB another bugfix in scrolling while inserting text
• [*] BULPIBEG beginnings of a module for the text editor

Change contents

• replacement in text.lua at line 158
  [6.285]→[6.695:733](∅→∅),[6.695]→[6.695:733](∅→∅),[6.733]→[6.2052:2105](∅→∅)
  − Lines[Cursor1.line].fragments = nil

  − Lines[Cursor1.line].screen_line_starting_pos = nil
  [6.285]

  [6.733]
  + Text.clear_cache(Lines[Cursor1.line])
• replacement in text.lua at line 204
  [6.2556]→[6.2315:2359](∅→∅),[6.2359]→[5.3:62](∅→∅)
  − Lines[Cursor1.line].fragments = nil

  − Lines[Cursor1.line].screen_line_starting_pos = nil
  [6.2556]

  [6.2359]
  + Text.clear_cache(Lines[Cursor1.line])
• replacement in text.lua at line 215
  [6.2679]→[6.2679:2725](∅→∅),[6.2725]→[5.63:124](∅→∅)
  − Lines[Cursor1.line-1].fragments = nil

  − Lines[Cursor1.line-1].screen_line_starting_pos = nil
  [6.2679]

  [6.2725]
  + Text.clear_cache(Lines[Cursor1.line-1])
• replacement in text.lua at line 250
  [6.3565]→[6.3252:3296](∅→∅),[6.3296]→[5.125:184](∅→∅)
  − Lines[Cursor1.line].fragments = nil

  − Lines[Cursor1.line].screen_line_starting_pos = nil
  [6.3565]

  [6.3296]
  + Text.clear_cache(Lines[Cursor1.line])
• replacement in text.lua at line 259
  [6.3558]→[6.3558:3602](∅→∅),[6.3602]→[5.185:244](∅→∅)
  − Lines[Cursor1.line].fragments = nil

  − Lines[Cursor1.line].screen_line_starting_pos = nil
  [6.3558]

  [6.3602]
  + Text.clear_cache(Lines[Cursor1.line])
• replacement in text.lua at line 352
  [6.564]→[6.564:602](∅→∅),[6.602]→[4.3:151](∅→∅)
  − Lines[Cursor1.line].fragments = nil

  − Lines[Cursor1.line].screen_line_starting_pos = nil

  − Lines[Cursor1.line+1].fragments = nil

  − Lines[Cursor1.line+1].screen_line_starting_pos = nil
  [6.564]

  [6.602]
  + Text.clear_cache(Lines[Cursor1.line])

  + Text.clear_cache(Lines[Cursor1.line+1])
• replacement in text.lua at line 879
  [2.20]→[6.4058:4123](∅→∅),[6.4058]→[6.4058:4123](∅→∅)
  − line.fragments = nil

  − line.screen_line_starting_pos = nil
  [2.20]

  [6.2910]
  + Text.clear_cache(line)
• edit in text.lua at line 883
  [6.2921]

  [26.1438]
  + function Text.clear_cache(line)

  + line.fragments = nil

  + line.screen_line_starting_pos = nil

  + end

  +
• replacement in select.lua at line 138
  [6.47298]→[6.47298:47373](∅→∅)
  − Lines[minl].fragments = nil

  − Lines[minl].screen_line_starting_pos = nil
  [6.47298]

  [3.1310]
  + Text.clear_cache(Lines[minl])