SpaceVim/config/plugins/deoplete.vim

" deoplete options
let g:deoplete#enable_at_startup = 1
let g:deoplete#enable_ignore_case = 1
let g:deoplete#enable_smart_case = 1
let g:deoplete#enable_camel_case = 1
let g:deoplete#enable_refresh_always = 1
let g:deoplete#max_abbr_width = 0
let g:deoplete#max_menu_width = 0
" init deoplet option dict
let g:deoplete#ignore_sources = get(g:,'deoplete#ignore_sources',{})
let g:deoplete#omni#input_patterns = get(g:,'deoplete#omni#input_patterns',{})
let g:deoplete#omni_patterns = get(g:, 'deoplete#omni_patterns', {})

" java && jsp
let g:deoplete#omni#input_patterns.java = [
            \'[^. \t0-9]\.\w*',
            \'[^. \t0-9]\->\w*',
            \'[^. \t0-9]\::\w*',
            \]
let g:deoplete#omni#input_patterns.jsp = ['[^. \t0-9]\.\w*']
if g:spacevim_enable_javacomplete2_py
    let g:deoplete#ignore_sources.java = ['omni']
    call deoplete#custom#set('javacomplete2', 'mark', '')
else
    let g:deoplete#ignore_sources.java = ['javacomplete2']
    call deoplete#custom#set('omni', 'mark', '')
endif

" go
let g:deoplete#ignore_sources.go = ['omni']
call deoplete#custom#set('go', 'mark', '')
call deoplete#custom#set('go', 'rank', 9999)

" perl
let g:deoplete#omni#input_patterns.perl = [
            \'[^. \t0-9]\.\w*',
            \'[^. \t0-9]\->\w*',
            \'[^. \t0-9]\::\w*',
            \]

" javascript
let g:deoplete#omni#input_patterns.javascript = ['[^. \t0-9]\.\w*']

" php
let g:deoplete#omni#input_patterns.php = [
            \'[^. \t0-9]\.\w*',
            \'[^. \t0-9]\->\w*',
            \'[^. \t0-9]\::\w*',
            \]

" lua
let g:deoplete#omni_patterns.lua = '.'

" c c++
call deoplete#custom#set('clang2', 'mark', '')
let g:deoplete#ignore_sources.c = ['omni']

" rust
let g:deoplete#ignore_sources.rust = ['omni']
call deoplete#custom#set('racer', 'mark', '')

" public settings
call deoplete#custom#set('_', 'matchers', ['matcher_full_fuzzy'])
let g:deoplete#ignore_sources._ = ['around']
inoremap <expr><C-h> deoplete#mappings#smart_close_popup()."\<C-h>"
inoremap <expr><BS> deoplete#mappings#smart_close_popup()."\<C-h>"
set isfname-==