akkartik/etch.love - Change PRPPZGDYFTLRYL4NHUXOXNQKF2LJ4XEOGJDN36DZWBQY6D3K3MGAC

speed up some obvious common cases

This is probably not worth the effort. First sign of trouble, back it out.

Created by Kartik K. Agaram on May 17, 2022

PRPPZGDYFTLRYL4NHUXOXNQKF2LJ4XEOGJDN36DZWBQY6D3K3MGAC

Dependencies

In channels

main

Change contents

Replacement in main.lua at line 549 [4.2]

B:BD[3.615] → [2.339:404]

      cursor_pos = nearest_cursor_pos(lines[cursor_line], old_x)

[3.615]

[5.1510]

      cursor_pos = nearest_cursor_pos(lines[cursor_line], old_x, cursor_pos)

Replacement in main.lua at line 555 [4.2]

B:BD[3.813] → [2.467:532]

      cursor_pos = nearest_cursor_pos(lines[cursor_line], old_x)

[3.813]

[3.913]

      cursor_pos = nearest_cursor_pos(lines[cursor_line], old_x, cursor_pos)

Replacement in main.lua at line 715 [4.2]
B:BD[2.783] → [2.783:820]
```
function nearest_cursor_pos(line, x)
```
[2.783]
[2.820]
```
function nearest_cursor_pos(line, x, hint)
```

Insertion in main.lua at line 719 [4.2]

[2.856]

  local max_x = cursor_x(line, #line+1)
  if x > max_x then
    return #line+1
  end
  local currx = cursor_x(line, hint)
  if currx > x-2 and currx < x+2 then
    return hint
  end

Insertion in main.lua at line 728 [4.2]

[2.889]

  if currx > x then
    right = hint
  else
    left = hint
  end