| | |
| | |
| | |
| | |
| |
|
| | if exists("b:did_indent") |
| | finish |
| | endif |
| | let b:did_indent = 1 |
| |
|
| | setlocal indentexpr=GetBstIndent(v:lnum) |
| | setlocal cinkeys& |
| | setlocal cinkeys-=0# |
| | setlocal indentkeys& |
| | let b:undo_indent = 'setlocal indentexpr< cinkeys< indentkeys<' |
| |
|
| | |
| | if exists("*GetBstIndent") |
| | finish |
| | endif |
| |
|
| | function! s:prevgood(lnum) |
| | |
| | |
| | let lnum = a:lnum |
| | while lnum > 0 |
| | let lnum = prevnonblank(lnum - 1) |
| | if getline(lnum) !~ '^\s*%.*$' |
| | break |
| | endif |
| | endwhile |
| | return lnum |
| | endfunction |
| |
|
| | function! s:strip(lnum) |
| | let line = getline(a:lnum) |
| | let line = substitute(line,'"[^"]*"','""','g') |
| | let line = substitute(line,'%.*','','') |
| | let line = substitute(line,'^\s\+','','') |
| | return line |
| | endfunction |
| |
|
| | function! s:count(string,char) |
| | let str = substitute(a:string,'[^'.a:char.']','','g') |
| | return strlen(str) |
| | endfunction |
| |
|
| | function! GetBstIndent(lnum) abort |
| | if a:lnum == 1 |
| | return 0 |
| | endif |
| | let lnum = s:prevgood(a:lnum) |
| | if lnum <= 0 |
| | return indent(a:lnum - 1) |
| | endif |
| | let line = s:strip(lnum) |
| | let cline = s:strip(a:lnum) |
| | if cline =~ '^}' && exists("b:current_syntax") |
| | call cursor(a:lnum,indent(a:lnum)) |
| | if searchpair('{','','}','bW',"synIDattr(synID(line('.'),col('.'),1),'name') =~? 'comment\\|string'") |
| | if col('.')+1 == col('$') |
| | return indent('.') |
| | else |
| | return virtcol('.')-1 |
| | endif |
| | endif |
| | endif |
| | let fakeline = substitute(line,'^}','','').matchstr(cline,'^}') |
| | let ind = indent(lnum) |
| | let ind = ind + shiftwidth() * s:count(line,'{') |
| | let ind = ind - shiftwidth() * s:count(fakeline,'}') |
| | return ind |
| | endfunction |
| |
|
