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"=============================================================================
" FILE: util.vim
" AUTHOR: Shougo Matsushita <Shougo.Matsu at gmail.com>
" License: MIT license
"=============================================================================
function! deoplete#util#print_error(string, ...) abort
let name = a:0 ? a:1 : 'deoplete'
echohl Error | echomsg printf('[%s] %s', name,
\ deoplete#util#string(a:string)) | echohl None
endfunction
function! deoplete#util#print_warning(string) abort
echohl WarningMsg | echomsg '[deoplete] '
\ . deoplete#util#string(a:string) | echohl None
endfunction
function! deoplete#util#print_debug(string) abort
echomsg '[deoplete] ' . deoplete#util#string(a:string)
endfunction
function! deoplete#util#convert2list(expr) abort
return type(a:expr) ==# v:t_list ? a:expr : [a:expr]
endfunction
function! deoplete#util#string(expr) abort
return type(a:expr) ==# v:t_string ? a:expr : string(a:expr)
endfunction
function! deoplete#util#get_input(event) abort
let mode = mode()
if a:event ==# 'InsertEnter'
let mode = 'i'
endif
let input = (mode ==# 'i' ? (col('.')-1) : col('.')) >= len(getline('.')) ?
\ getline('.') :
\ matchstr(getline('.'),
\ '^.*\%' . (mode ==# 'i' ? col('.') : col('.') - 1)
\ . 'c' . (mode ==# 'i' ? '' : '.'))
if a:event ==# 'InsertCharPre'
let input .= v:char
endif
return input
endfunction
function! deoplete#util#get_next_input(event) abort
return getline('.')[len(deoplete#util#get_input(a:event)) :]
endfunction
function! deoplete#util#vimoption2python(option) abort
return '[\w' . s:vimoption2python(a:option) . ']'
endfunction
function! deoplete#util#vimoption2python_not(option) abort
return '[^\w' . s:vimoption2python(a:option) . ']'
endfunction
function! s:vimoption2python(option) abort
let has_dash = 0
let patterns = []
for pattern in split(a:option, ',')
if pattern =~# '\d\+'
let pattern = substitute(pattern, '\d\+',
\ '\=nr2char(submatch(0))', 'g')
endif
if pattern ==# ''
" ,
call add(patterns, ',')
elseif pattern ==# '\'
call add(patterns, '\\')
elseif pattern ==# '-'
let has_dash = 1
else
" Avoid ambiguous Python 3 RE syntax for nested sets
if pattern =~# '^--'
let pattern = '\' . pattern
elseif pattern =~# '--$'
let pattern = split(pattern, '-')[0] . '-\-'
endif
call add(patterns, pattern)
endif
endfor
" Dash must be last.
if has_dash
call add(patterns, '-')
endif
return join(deoplete#util#uniq(patterns), '')
endfunction
function! deoplete#util#uniq(list) abort
let list = map(copy(a:list), '[v:val, v:val]')
let i = 0
let seen = {}
while i < len(list)
let key = string(list[i][1])
if has_key(seen, key)
call remove(list, i)
else
let seen[key] = 1
let i += 1
endif
endwhile
return map(list, 'v:val[0]')
endfunction
function! deoplete#util#get_syn_names() abort
if col('$') >= 200
return []
endif
let names = []
try
" Note: synstack() seems broken in concealed text.
for id in synstack(line('.'), (mode() ==# 'i' ? col('.')-1 : col('.')))
let name = synIDattr(id, 'name')
call add(names, name)
if synIDattr(synIDtrans(id), 'name') !=# name
call add(names, synIDattr(synIDtrans(id), 'name'))
endif
endfor
catch
" Ignore error
endtry
return names
endfunction
function! deoplete#util#neovim_version() abort
redir => v
silent version
redir END
return split(v, '\n')[0]
endfunction
function! deoplete#util#has_yarp() abort
return !has('nvim') || deoplete#custom#_get_option('yarp')
endfunction
function! deoplete#util#get_keyword_pattern(filetype) abort
let keyword_patterns = deoplete#custom#_get_option('keyword_patterns')
if empty(keyword_patterns)
let patterns = deoplete#custom#_get_filetype_option(
\ 'keyword_patterns', a:filetype, '')
else
let filetype = has_key(keyword_patterns, a:filetype) ? a:filetype : '_'
let patterns = get(keyword_patterns, filetype, '')
endif
let pattern = join(deoplete#util#convert2list(patterns), '|')
" Convert keyword.
let k_pattern = deoplete#util#vimoption2python(
\ &l:iskeyword . (&l:lisp ? ',-' : ''))
return substitute(pattern, '\\k', '\=k_pattern', 'g')
endfunction
function! deoplete#util#rpcnotify(method, context) abort
if !deoplete#init#_channel_initialized()
return ''
endif
let a:context['rpc'] = a:method
if deoplete#util#has_yarp()
if g:deoplete#_yarp.job_is_dead
return ''
endif
call g:deoplete#_yarp.notify(a:method, a:context)
else
call rpcnotify(g:deoplete#_channel_id, a:method, a:context)
endif
return ''
endfunction
" Compare versions. Return values is the distance between versions. Each
" version integer (from right to left) is an ascending power of 100.
"
" Example:
" '0.1.10' is (1 * 100) + 10, or 110.
" '1.2.3' is (1 * 10000) + (2 * 100) + 3, or 10203.
"
" Returns:
" <0 if a < b
" >0 if a > b
" 0 if versions are equal.
function! deoplete#util#versioncmp(a, b) abort
let a = map(split(a:a, '\.'), 'str2nr(v:val)')
let b = map(split(a:b, '\.'), 'str2nr(v:val)')
let l = min([len(a), len(b)])
let d = 0
" Only compare the parts that are common to both versions.
for i in range(l)
let d += (a[i] - b[i]) * pow(100, l - i - 1)
endfor
return d
endfunction
function! deoplete#util#split(string) abort
return split(a:string, '\s*,\s*')
endfunction
function! deoplete#util#check_eskk_phase_henkan() abort
if !exists('b:eskk') || empty(b:eskk)
return 0
endif
let preedit = eskk#get_preedit()
let phase = preedit.get_henkan_phase()
return phase is g:eskk#preedit#PHASE_HENKAN
endfunction
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