neosnippet.vim/indent/neosnippet.vim
2017-03-13 03:06:16 +09:00

83 lines
2.7 KiB
VimL

"=============================================================================
" FILE: snippets.vim
" AUTHOR: Shougo Matsushita <Shougo.Matsu@gmail.com>
" License: MIT license {{{
" Permission is hereby granted, free of charge, to any person obtaining
" a copy of this software and associated documentation files (the
" "Software"), to deal in the Software without restriction, including
" without limitation the rights to use, copy, modify, merge, publish,
" distribute, sublicense, and/or sell copies of the Software, and to
" permit persons to whom the Software is furnished to do so, subject to
" the following conditions:
"
" The above copyright notice and this permission notice shall be included
" in all copies or substantial portions of the Software.
"
" THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
" OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
" MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.
" IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY
" CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT,
" TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE
" SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
" }}}
"=============================================================================
" Only load this indent file when no other was loaded.
if exists('b:did_indent')
finish
endif
let b:did_indent = 1
let s:save_cpo = &cpo
set cpo&vim
if !exists('b:undo_indent')
let b:undo_indent = ''
else
let b:undo_indent .= '|'
endif
setlocal autoindent
setlocal indentexpr=SnippetsIndent()
setlocal indentkeys=o,O,=include\ ,=snippet\ ,=abbr\ ,=prev_word\ ,=delete\ ,=alias\ ,=options\ ,=regexp\ ,!^F
let b:undo_indent .= 'setlocal
\ autoindent<
\ indentexpr<
\ indentkeys<
\'
function! SnippetsIndent() abort "{{{
let line = getline('.')
let prev_line = (line('.') == 1)? '' : getline(line('.')-1)
let syntax = '\%(include\|snippet\|abbr\|prev_word\|delete\|alias\|options\|regexp\)\s'
let defining = '\%(snippet\|abbr\|prev_word\|alias\|options\|regexp\)\s'
"for indentkeys o,O
if s:is_empty(line)
if prev_line =~ '^' . defining
return shiftwidth()
else
return -1
endif
"for indentkeys =words
else
if line =~ '^\s*' . syntax
\ && (s:is_empty(prev_line)
\ || prev_line =~ '^' . defining)
return 0
else
return -1
endif
endif
endfunction"}}}
function! s:is_empty(line)
return a:line =~ '^\s*$'
endfunction
let &cpo = s:save_cpo
unlet s:save_cpo