Add mapping for gf

autoload/zvim.vim

@@ -36,3 +36,72 @@ function! zvim#format() abort
     normal! gg=G
     call setpos('.', save_cursor)
 endfunction
+
+function! zvim#gf() abort
+  if &filetype isnot# 'vim'
+    return 0
+  endif
+  let isk = &l:iskeyword
+  setlocal iskeyword+=:,<,>,#
+  try
+    let line = getline('.')
+    let start = s:find_start(line, col('.'))
+    if line[start :] =~? '\%(s:\|<SNR>\|<SID>\)'
+      let line = substitute(line, '<\%(SNR\|SID\)>', 's:', '')
+      let path = expand('%')
+    else
+      for base_dir in [getcwd()] + split(finddir('autoload', expand('%:p:h') . ';')) + [&runtimepath]
+        let path = s:autoload_path(base_dir, line[start : ])
+        if !empty(path)
+          break
+        endif
+      endfor
+    endif
+    if !empty(path)
+        let line = s:search_line(path, matchstr(line[start :], '\k\+'))
+        let col = start
+        exe 'e ' . path
+        call cursor(line, col)
+    endif
+  finally
+    let &l:iskeyword = isk
+  endtry
+endfunction
+
+
+if has('patch-7.4.279')
+  function! s:globpath(path, expr) abort "{{{
+    return globpath(a:path, a:expr, 1, 1)
+  endfunction "}}}
+else
+  function! s:globpath(path, expr) abort "{{{
+    return split(globpath(a:path, a:expr), '\n')
+  endfunction "}}}
+endif
+
+
+function! s:autoload_path(base_dir, function_name) abort "{{{
+  let match = matchstr(a:function_name, '\k\+\ze#')
+  let fname = expand('autoload/' . substitute(match, '#', '/', 'g') . '.vim')
+  let paths = s:globpath(a:base_dir, fname)
+  return len(paths) > 0 ? paths[0] : ''
+endfunction "}}}
+
+
+function! s:find_start(line, cursor_index) abort "{{{
+  for i in range(a:cursor_index, 0, -1)
+    if a:line[i] !~# '\k'
+      return i+1
+    endif
+  endfor
+  return 0
+endfunction "}}}
+
+
+function! s:search_line(path, term) abort "{{{
+  let line = match(readfile(a:path), '\s*fu\%[nction]!\?\s*' . a:term . '\>')
+  if line >= 0
+    return line+1
+  endif
+  return 0
+endfunction "}}}

config/mappings.vim

@@ -237,3 +237,4 @@ call zvim#util#defineMap('nnoremap <silent>', '<Leader>sv', ':split<CR>:wincmd p
             \'Open previous buffer in split window' , 'split|wincmd p|e#')
 call zvim#util#defineMap('nnoremap <silent>', '<Leader>sg', ':vsplit<CR>:wincmd p<CR>:e#<CR>',
             \'Open previous buffer in vsplit window' , 'vsplit|wincmd p|e#')
+call zvim#util#defineMap('nnoremap <silent>', 'gf', ':call zvim#gf()<CR>', 'Jump to a file under cursor', '')

config/plugins/deoplete.vim

@@ -22,6 +22,7 @@ else
     call deoplete#custom#set('omni', 'mark', '')
 endif
 call deoplete#custom#set('_', 'matchers', ['matcher_full_fuzzy'])
+let g:deoplete#ignore_sources._ = ['around']
 "call deoplete#custom#set('omni', 'min_pattern_length', 0)
 inoremap <expr><C-h> deoplete#mappings#smart_close_popup()."\<C-h>"
 inoremap <expr><BS> deoplete#mappings#smart_close_popup()."\<C-h>"