Current File : //proc/thread-self/root/usr/share/vim/vim80/indent/vim.vim
" Vim indent file
" Language: Vim script
" Maintainer: Bram Moolenaar <Bram@vim.org>
" Last Change: 2016 Jun 27
" Only load this indent file when no other was loaded.
if exists("b:did_indent")
finish
endif
let b:did_indent = 1
setlocal indentexpr=GetVimIndent()
setlocal indentkeys+==end,=else,=cat,=fina,=END,0\\
let b:undo_indent = "setl indentkeys< indentexpr<"
" Only define the function once.
if exists("*GetVimIndent")
finish
endif
let s:keepcpo= &cpo
set cpo&vim
function GetVimIndent()
let ignorecase_save = &ignorecase
try
let &ignorecase = 0
return GetVimIndentIntern()
finally
let &ignorecase = ignorecase_save
endtry
endfunc
function GetVimIndentIntern()
" Find a non-blank line above the current line.
let lnum = prevnonblank(v:lnum - 1)
" If the current line doesn't start with '\' and below a line that starts
" with '\', use the indent of the line above it.
let cur_text = getline(v:lnum)
if cur_text !~ '^\s*\\'
while lnum > 0 && getline(lnum) =~ '^\s*\\'
let lnum = lnum - 1
endwhile
endif
" At the start of the file use zero indent.
if lnum == 0
return 0
endif
let prev_text = getline(lnum)
" Add a 'shiftwidth' after :if, :while, :try, :catch, :finally, :function
" and :else. Add it three times for a line that starts with '\' after
" a line that doesn't (or g:vim_indent_cont if it exists).
let ind = indent(lnum)
if cur_text =~ '^\s*\\' && v:lnum > 1 && prev_text !~ '^\s*\\'
if exists("g:vim_indent_cont")
let ind = ind + g:vim_indent_cont
else
let ind = ind + shiftwidth() * 3
endif
elseif prev_text =~ '^\s*aug\%[roup]\s\+' && prev_text !~ '^\s*aug\%[roup]\s\+[eE][nN][dD]\>'
let ind = ind + shiftwidth()
else
" A line starting with :au does not increment/decrement indent.
if prev_text !~ '^\s*au\%[tocmd]'
let i = match(prev_text, '\(^\||\)\s*\(if\|wh\%[ile]\|for\|try\|cat\%[ch]\|fina\%[lly]\|fu\%[nction]\|el\%[seif]\)\>')
if i >= 0
let ind += shiftwidth()
if strpart(prev_text, i, 1) == '|' && has('syntax_items')
\ && synIDattr(synID(lnum, i, 1), "name") =~ '\(Comment\|String\)$'
let ind -= shiftwidth()
endif
endif
endif
endif
" If the previous line contains an "end" after a pipe, but not in an ":au"
" command. And not when there is a backslash before the pipe.
" And when syntax HL is enabled avoid a match inside a string.
let i = match(prev_text, '[^\\]|\s*\(ene\@!\)')
if i > 0 && prev_text !~ '^\s*au\%[tocmd]'
if !has('syntax_items') || synIDattr(synID(lnum, i + 2, 1), "name") !~ '\(Comment\|String\)$'
let ind = ind - shiftwidth()
endif
endif
" Subtract a 'shiftwidth' on a :endif, :endwhile, :catch, :finally, :endtry,
" :endfun, :else and :augroup END.
if cur_text =~ '^\s*\(ene\@!\|cat\|fina\|el\|aug\%[roup]\s\+[eE][nN][dD]\)'
let ind = ind - shiftwidth()
endif
return ind
endfunction
let &cpo = s:keepcpo
unlet s:keepcpo
" vim:sw=2
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