neosnippet.vim/autoload/neosnippet/util.vim

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"=============================================================================
" FILE: util.vim
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" AUTHOR: Shougo Matsushita <Shougo.Matsu at gmail.com>
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" License: MIT license
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"=============================================================================
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function! neosnippet#util#get_vital() abort
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if !exists('s:V')
let s:V = vital#neosnippet#new()
endif
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return s:V
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endfunction
function! s:get_prelude() abort
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if !exists('s:Prelude')
let s:Prelude = neosnippet#util#get_vital().import('Prelude')
endif
return s:Prelude
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endfunction
function! s:get_list() abort
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if !exists('s:List')
let s:List = neosnippet#util#get_vital().import('Data.List')
endif
return s:List
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endfunction
function! s:get_string() abort
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if !exists('s:String')
let s:String = neosnippet#util#get_vital().import('Data.String')
endif
return s:String
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endfunction
function! s:get_process() abort
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if !exists('s:Process')
let s:Process = neosnippet#util#get_vital().import('Process')
endif
return s:Process
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endfunction
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function! neosnippet#util#substitute_path_separator(...) abort
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return call(s:get_prelude().substitute_path_separator, a:000)
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endfunction
function! neosnippet#util#system(...) abort
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return call(s:get_process().system, a:000)
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endfunction
function! neosnippet#util#has_vimproc(...) abort
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return call(s:get_process().has_vimproc, a:000)
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endfunction
function! neosnippet#util#is_windows(...) abort
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return call(s:get_prelude().is_windows, a:000)
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endfunction
function! neosnippet#util#is_mac(...) abort
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return call(s:get_prelude().is_mac, a:000)
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endfunction
function! neosnippet#util#get_last_status(...) abort
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return call(s:get_process().get_last_status, a:000)
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endfunction
function! neosnippet#util#escape_pattern(...) abort
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return call(s:get_string().escape_pattern, a:000)
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endfunction
function! neosnippet#util#iconv(...) abort
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return call(s:get_process().iconv, a:000)
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endfunction
function! neosnippet#util#truncate(...) abort
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return call(s:get_string().truncate, a:000)
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endfunction
function! neosnippet#util#strwidthpart(...) abort
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return call(s:get_string().strwidthpart, a:000)
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endfunction
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function! neosnippet#util#expand(path) abort
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return neosnippet#util#substitute_path_separator(
\ expand(escape(a:path, '*?[]"={}'), 1))
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endfunction
function! neosnippet#util#set_default(var, val, ...) abort
let old_var = get(a:000, 0, '')
if exists(old_var)
let {a:var} = {old_var}
elseif !exists(a:var)
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let {a:var} = a:val
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endif
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endfunction
function! neosnippet#util#set_dictionary_helper(...) abort
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return call(s:get_prelude().set_dictionary_helper, a:000)
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endfunction
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function! neosnippet#util#get_cur_text() abort
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return
\ (mode() ==# 'i' ? (col('.')-1) : col('.')) >= len(getline('.')) ?
\ getline('.') :
\ matchstr(getline('.'),
\ '^.*\%' . col('.') . 'c' . (mode() ==# 'i' ? '' : '.'))
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endfunction
function! neosnippet#util#get_next_text() abort
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return getline('.')[len(neosnippet#util#get_cur_text()) :]
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endfunction
function! neosnippet#util#print_error(string) abort
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echohl Error | echomsg '[neosnippet] ' . a:string | echohl None
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endfunction
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function! neosnippet#util#parse_options(args, options_list) abort
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let args = []
let options = {}
for arg in split(a:args, '\%(\\\@<!\s\)\+')
let arg = substitute(arg, '\\\( \)', '\1', 'g')
let matched_list = filter(copy(a:options_list),
\ 'stridx(arg, v:val) == 0')
for option in matched_list
let key = substitute(substitute(option, '-', '_', 'g'), '=$', '', '')[1:]
let options[key] = (option =~ '=$') ?
\ arg[len(option) :] : 1
break
endfor
if empty(matched_list)
call add(args, arg)
endif
endfor
return [args, options]
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endfunction
function! neosnippet#util#get_buffer_config(
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\ filetype, buffer_var, user_var, default_var, ...) abort
let default_val = get(a:000, 0, '')
if exists(a:buffer_var)
return {a:buffer_var}
endif
let filetype = !has_key({a:user_var}, a:filetype)
\ && !has_key(eval(a:default_var), a:filetype) ? '_' : a:filetype
return get({a:user_var}, filetype,
\ get(eval(a:default_var), filetype, default_val))
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endfunction
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" Sudo check.
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function! neosnippet#util#is_sudo() abort
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return $SUDO_USER != '' && $USER !=# $SUDO_USER
\ && $HOME !=# expand('~'.$USER)
\ && $HOME ==# expand('~'.$SUDO_USER)
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endfunction
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function! neosnippet#util#option2list(str) abort
return type(a:str) == type('') ? split(a:str, '\s*,\s*') : a:str
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endfunction
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function! neosnippet#util#uniq(list) abort
let list = copy(a:list)
let i = 0
let seen = {}
while i < len(list)
let key = list[i]
if key !=# '' && has_key(seen, key)
call remove(list, i)
else
if key !=# ''
let seen[key] = 1
endif
let i += 1
endif
endwhile
return list
endfunction