local vars
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raichoo
parent
cccb536b4f
commit
3c5359c757
1 changed files with 57 additions and 54 deletions
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@ -51,100 +51,103 @@ setlocal indentexpr=GethaskellIndent()
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setlocal indentkeys=!^F,o,O,},0=where,0=in,0=let,<CR>
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function! GethaskellIndent()
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let prevline = getline(v:lnum - 1)
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let line = getline(v:lnum)
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let l:prevline = getline(v:lnum - 1)
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let l:line = getline(v:lnum)
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if line =~ '^\s*\<where\>'
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let s = match(prevline, '\S')
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return s + 2
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if l:line =~ '^\s*\<where\>'
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let l:s = match(l:prevline, '\S')
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return l:s + 2
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endif
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if line =~ '^\s*\<let\>'
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let s = match(prevline, '\<let\>')
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if s != 0
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return s
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if l:line =~ '^\s*\<let\>'
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let l:s = match(l:prevline, '\<let\>')
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if l:s != 0
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return l:s
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endif
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endif
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if line =~ '^\s\+\<in\>'
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let n = v:lnum
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let s = 0
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if l:line =~ '^\s\+\<in\>'
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let l:n = v:lnum
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let l:s = 0
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let l:stop = 0
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while s <= 0 && n > 0
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let n = n - 1
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let l = getline(n)
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while l:s <= 0 && l:n > 0 && l:stop == 0
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let l:n = l:n - 1
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let l:l = getline(l:n)
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if l =~ '^\S'
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return 0
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if match(l:l, '\<in\>') > 0 || match(l:l, '\S') == 0
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let l:stop = 1
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else
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let l:s = match(l:l, '\<let\>')
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endif
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let s = match(l,'\<let\>')
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endwhile
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return s + 1
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if l:stop == 0 && l:n > 0
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return l:s + 1
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endif
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endif
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if prevline =~ '[!#$%&*+./<>?@\\^|~-]\s*$'
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let s = match(prevline, '=')
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if s > 0
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return s + 2
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if l:prevline =~ '[!#$%&*+./<>?@\\^|~-]\s*$'
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let l:s = match(l:prevline, '=')
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if l:s > 0
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return l:s + 2
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endif
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let s = match(prevline, ':')
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if s > 0
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return s + 3
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let l:s = match(l:prevline, ':')
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if l:s > 0
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return l:s + 3
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else
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return match(prevline, '\S')
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return match(l:prevline, '\S')
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endif
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endif
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if prevline =~ '[{([][^})\]]\+$'
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return match(prevline, '[{([]')
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if l:prevline =~ '[{([][^})\]]\+$'
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return match(l:prevline, '[{([]')
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endif
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if prevline =~ '\<let\>\s\+.\+\(\<in\>\)\?\s*$'
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return match(prevline, '\<let\>') + g:haskell_indent_let
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if l:prevline =~ '\<let\>\s\+.\+\(\<in\>\)\?\s*$'
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return match(l:prevline, '\<let\>') + g:haskell_indent_let
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endif
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if prevline !~ '\<else\>'
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let s = match(prevline, '\<if\>.*\&.*\zs\<then\>')
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if s > 0
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return s
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if l:prevline !~ '\<else\>'
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let l:s = match(l:prevline, '\<if\>.*\&.*\zs\<then\>')
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if l:s > 0
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return l:s
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endif
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let s = match(prevline, '\<if\>')
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if s > 0
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return s + g:haskell_indent_if
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let l:s = match(l:prevline, '\<if\>')
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if l:s > 0
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return l:s + g:haskell_indent_if
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endif
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endif
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if prevline =~ '\(\<where\>\|\<do\>\|=\|[{([]\)\s*$'
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return match(prevline, '\S') + &shiftwidth
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if l:prevline =~ '\(\<where\>\|\<do\>\|=\|[{([]\)\s*$'
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return match(l:prevline, '\S') + &shiftwidth
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endif
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if prevline =~ '\<where\>\s\+\S\+.*$'
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return match(prevline, '\<where\>') + g:haskell_indent_where
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if l:prevline =~ '\<where\>\s\+\S\+.*$'
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return match(l:prevline, '\<where\>') + g:haskell_indent_where
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endif
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if prevline =~ '\<do\>\s\+\S\+.*$'
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return match(prevline, '\<do\>') + g:haskell_indent_do
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if l:prevline =~ '\<do\>\s\+\S\+.*$'
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return match(l:prevline, '\<do\>') + g:haskell_indent_do
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endif
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if prevline =~ '^\s*\<data\>\s\+[^=]\+\s\+=\s\+\S\+.*$'
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return match(prevline, '=')
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if l:prevline =~ '^\s*\<data\>\s\+[^=]\+\s\+=\s\+\S\+.*$'
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return match(l:prevline, '=')
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endif
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if prevline =~ '\<case\>\s\+.\+\<of\>\s*$'
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return match(prevline, '\<case\>') + g:haskell_indent_case
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if l:prevline =~ '\<case\>\s\+.\+\<of\>\s*$'
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return match(l:prevline, '\<case\>') + g:haskell_indent_case
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endif
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if prevline =~ '^\s*\<\data\>\s\+\S\+\s*$'
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return match(prevline, '\<data\>') + &shiftwidth
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if l:prevline =~ '^\s*\<\data\>\s\+\S\+\s*$'
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return match(l:prevline, '\<data\>') + &shiftwidth
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endif
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if (line =~ '^\s*}\s*' && prevline !~ '^\s*;')
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return match(prevline, '\S') - &shiftwidth
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if (l:line =~ '^\s*}\s*' && l:prevline !~ '^\s*;')
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return match(l:prevline, '\S') - &shiftwidth
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endif
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return match(prevline, '\S')
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return match(l:prevline, '\S')
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endfunction
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