" Vim indent file
" Language: C-shell (tcsh)
" Maintainer: GI <a@b.c>, where a='gi1242+vim', b='gmail', c='com'
" Last Modified: Sat 10 Dec 2011 09:23:00 AM EST
" Only load this indent file when no other was loaded.
if exists("b:did_indent")
finish
endif
let b:did_indent = 1
setlocal indentexpr=TcshGetIndent()
setlocal indentkeys+=e,0=end,0=endsw indentkeys-=0{,0},0),:,0#
" Only define the function once.
if exists("*TcshGetIndent")
finish
endif
function TcshGetIndent()
" Find a non-blank line above the current line.
let lnum = prevnonblank(v:lnum - 1)
" Hit the start of the file, use zero indent.
if lnum == 0
return 0
endif
" Add indent if previous line begins with while or foreach
" OR line ends with case <str>:, default:, else, then or \
let ind = indent(lnum)
let line = getline(lnum)
if line =~ '\v^\s*%(while|foreach)>|^\s*%(case\s.*:|default:|else)\s*$|%(<then|\\)$'
let ind = ind + shiftwidth()
endif
if line =~ '\v^\s*breaksw>'
let ind = ind - shiftwidth()
endif
" Subtract indent if current line has on end, endif, case commands
let line = getline(v:lnum)
if line =~ '\v^\s*%(else|end|endif)\s*$'
let ind = ind - shiftwidth()
endif
return ind
endfunction
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