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[align] Regex support and default patterns

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This commit is contained in:
Thomas Kolb 2013-10-10 18:46:20 +02:00
parent 2afd025a55
commit 9acb8cc3d1
1 changed files with 26 additions and 5 deletions
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31
align/plugin/align.vim
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@ -1,20 +1,41 @@
function! s:Align(sequence) range
if !exists('g:Align_DefaultSeq')
let g:Align_DefaultSeq = {}
endif
let g:Align_DefaultSeq['c'] = '='
let g:Align_DefaultSeq['cpp'] = '='
let g:Align_DefaultSeq['python'] = '='
let g:Align_DefaultSeq['vhdl'] = '<=\|:\|:=\|=>'
let g:Align_DefaultSeq['vim'] = '='
function! s:Align(...) range
" If sequence is not set, find the default pattern for the current filetype
if !exists("a:1")
if !exists("g:Align_DefaultSeq[&filetype]")
echoerr "No Pattern was given and no default pattern could be found. Doing nothing."
return
endif
let l:sequence = g:Align_DefaultSeq[&filetype]
else
let l:sequence = a:1
endif
" First, find the rightmost occurence of sequence in all lines
let l:index = 0
for i in range(a:firstline, a:lastline)
let l:line = getline(i)
let l:seqpos = stridx(l:line, a:sequence)
let l:seqpos = match(l:line, l:sequence)
if l:seqpos > l:index
let l:index = l:seqpos
endif
endfor
echo "Rightmost position: " . l:index
" Now, for each line, find the first occurrence of sequence, and insert
" spaces until sequence was shifted to l:index
for i in range(a:firstline, a:lastline)
let l:line = getline(i)
let l:seqpos = stridx(l:line, a:sequence)
let l:seqpos = match(l:line, l:sequence)
if l:seqpos == -1
continue
@ -37,4 +58,4 @@ function! s:Align(sequence) range
endfor
endfunction
command! -nargs=1 -range Align <line1>,<line2>call s:Align(<args>)
command! -nargs=? -range Align <line1>,<line2>call s:Align(<args>)