vim/gundo.vim
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Refactor the movement into a single function. Feels good man.

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This commit is contained in:
Steve Losh 2010-10-12 19:06:02 -04:00
parent d64027b080
commit 5c1bc7dfe9
1 changed files with 20 additions and 31 deletions
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51
plugin/gundo.vim
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@ -22,38 +22,23 @@ endif
"}}}
"{{{ Movement Mappings
function! s:GundoMoveUp()
function! s:GundoMove(direction)
let start_line = getline('.')
if line('.') - 2 <= 4
if stridx(start_line, '[') == -1
let distance = 1
else
let distance = 2
endif
let target_n = line('.') + (distance * a:direction)
if target_n <= 4
call cursor(5, 0)
elseif stridx(start_line, '[') == -1
call cursor(line('.') - 1, 0)
else
call cursor(line('.') - 2, 0)
endif
let line = getline('.')
let idx1 = stridx(line, '@')
let idx2 = stridx(line, 'o')
if idx1 != -1
call cursor(0, idx1 + 1)
else
call cursor(0, idx2 + 1)
endif
let target_line = matchstr(getline("."), '\v\[[0-9]+\]')
let target_num = matchstr(target_line, '\v[0-9]+')
call s:GundoRenderPreview(target_num)
endfunction
function! s:GundoMoveDown()
let start_line = getline('.')
if line('.') + 2 >= line('$')
elseif target_n >= line('$')
call cursor(line('$') - 1, 0)
elseif stridx(start_line, '[') == -1
call cursor(line('.') + 1, 0)
else
call cursor(line('.') + 2, 0)
call cursor(target_n, 0)
endif
let line = getline('.')
@ -88,8 +73,10 @@ function! s:GundoOpenBuffer()
wincmd H
call s:GundoResizeBuffers(winnr())
nnoremap <script> <silent> <buffer> <CR> :call <sid>GundoRevert()<CR>
nnoremap <script> <silent> <buffer> j :call <sid>GundoMoveDown()<CR>
nnoremap <script> <silent> <buffer> k :call <sid>GundoMoveUp()<CR>
nnoremap <script> <silent> <buffer> j :call <sid>GundoMove(1)<CR>
nnoremap <script> <silent> <buffer> k :call <sid>GundoMove(-1)<CR>
nnoremap <script> <silent> <buffer> gg gg:call <sid>GundoMove(1)<CR>
nnoremap <script> <silent> <buffer> G G:call <sid>GundoMove(-1)<CR>
else
let existing_gundo_window = bufwinnr(existing_gundo_buffer)
@ -608,7 +595,6 @@ def GundoRender():
vim.command('GundoOpenBuffer')
vim.command('setlocal modifiable')
vim.command('normal ggdG')
vim.current.buffer[:] = (header + result)
vim.command('setlocal nomodifiable')
@ -636,6 +622,9 @@ import difflib
def GundoRenderPreview():
_goto_window_for_buffer(vim.eval('g:gundo_target_n'))
ut = vim.eval('undotree()')
entries = ut['entries']
root, nodes = make_nodes(entries)
current = changenr(nodes)