diff --git a/autoload/SpaceVim/api/vim.vim b/autoload/SpaceVim/api/vim.vim
index ab2c7c540..1820e3bbc 100644
--- a/autoload/SpaceVim/api/vim.vim
+++ b/autoload/SpaceVim/api/vim.vim
@@ -11,85 +11,106 @@ let s:self = {}
 let s:CMP = SpaceVim#api#import('vim#compatible')
 
 function! s:self.jumps() abort
-  let result = []
-  for jump in split(s:CMP.execute('jumps'), '\n')[1:]
-    let list = split(jump)
-    if len(list) < 4
-      continue
-    endif
+    let result = []
+    for jump in split(s:CMP.execute('jumps'), '\n')[1:]
+        let list = split(jump)
+        if len(list) < 4
+            continue
+        endif
 
-    let [linenr, col, file_text] = [list[1], list[2]+1, join(list[3:])]
-    let lines = getbufline(file_text, linenr)
-    let path = file_text
-    let bufnr = bufnr(file_text)
-    if empty(lines)
-      if stridx(join(split(getline(linenr))), file_text) == 0
-        let lines = [file_text]
-        let path = bufname('%')
-        let bufnr = bufnr('%')
-      elseif filereadable(path)
-        let bufnr = 0
-        let lines = ['buffer unloaded']
-      else
-        " Skip.
-        continue
-      endif
-    endif
+        let [linenr, col, file_text] = [list[1], list[2]+1, join(list[3:])]
+        let lines = getbufline(file_text, linenr)
+        let path = file_text
+        let bufnr = bufnr(file_text)
+        if empty(lines)
+            if stridx(join(split(getline(linenr))), file_text) == 0
+                let lines = [file_text]
+                let path = bufname('%')
+                let bufnr = bufnr('%')
+            elseif filereadable(path)
+                let bufnr = 0
+                let lines = ['buffer unloaded']
+            else
+                " Skip.
+                continue
+            endif
+        endif
 
-    if getbufvar(bufnr, '&filetype') ==# 'unite'
-      " Skip unite buffer.
-      continue
-    endif
+        if getbufvar(bufnr, '&filetype') ==# 'unite'
+            " Skip unite buffer.
+            continue
+        endif
 
-    call add(result, [linenr, col, file_text, path, bufnr, lines])
-  endfor
-  return result
+        call add(result, [linenr, col, file_text, path, bufnr, lines])
+    endfor
+    return result
 endfunction
 
 function! s:self.parse_string(line) abort
-  let expr = '`[^`]*`'
-  let i = 0
-  let line = []
-  while i < strlen(a:line) || i != -1
-    let [rst, m, n] = matchstrpos(a:line, expr, i)
-    if m == -1
-      call add(line, a:line[ i : -1 ])
-      break
-    else
-      call add(line, a:line[ i : m-1])
-      try
-        let rst = eval(rst[1:-2])
-      catch
-        let rst = ''
-      endtry
-      call add(line, rst)
-    endif
-    let i = n
-  endwhile
-  return join(line, '')
+    let expr = '`[^`]*`'
+    let i = 0
+    let line = []
+    while i < strlen(a:line) || i != -1
+        let [rst, m, n] = matchstrpos(a:line, expr, i)
+        if m == -1
+            call add(line, a:line[ i : -1 ])
+            break
+        else
+            call add(line, a:line[ i : m-1])
+            try
+                let rst = eval(rst[1:-2])
+            catch
+                let rst = ''
+            endtry
+            call add(line, rst)
+        endif
+        let i = n
+    endwhile
+    return join(line, '')
 endfunction
 
 
 if exists('*nvim_win_set_cursor')
-  function! s:self.win_set_cursor(win, pos) abort
-    call nvim_win_set_cursor(a:win, a:pos)
-  endfunction
+    function! s:self.win_set_cursor(win, pos) abort
+        call nvim_win_set_cursor(a:win, a:pos)
+    endfunction
+elseif exists('*win_execute')
+    function! s:self.win_set_cursor(win, pos) abort
+        " @fixme use g` to move to cursor line
+        " this seem to be a bug of vim
+        " https://github.com/vim/vim/issues/5022
+        call win_execute(a:win, ':call cursor(' . a:pos[0] . ', ' . a:pos[1] . ')')
+        " call win_execute(a:win, ':' . a:pos[0])
+        call win_execute(a:win, ':normal! g"')
+    endfunction
+elseif has('lua')
+    function! s:self.win_set_cursor(win, pos) abort
+        lua local winindex = vim.eval("win_id2win(a:win) - 1")
+        lua local w = vim.window(winindex)
+        lua w.line = vim.eval("a:pos[0]")
+        lua w.col = vim.eval("a:pos[1]")
+    endfunction
 else
-  function! s:self.win_set_cursor(win, pos) abort
+    function! s:self.win_set_cursor(win, pos) abort
 
-  endfunction
+    endfunction
 endif
 
 if exists('*nvim_buf_line_count')
-  function! s:self.buf_line_count(buf) abort
-    return nvim_buf_line_count(a:buf)
-  endfunction
+    function! s:self.buf_line_count(buf) abort
+        return nvim_buf_line_count(a:buf)
+    endfunction
+elseif has('lua')
+    function! s:self.buf_line_count(buf) abort
+        " lua numbers are floats, so use float2nr
+        return float2nr(luaeval('#vim.buffer(vim.eval("a:buf"))'))
+    endfunction
 else
-  function! s:self.buf_line_count(buf) abort
+    function! s:self.buf_line_count(buf) abort
 
-  endfunction
+    endfunction
 endif
 
 function! SpaceVim#api#vim#get() abort
-  return deepcopy(s:self)
+    return deepcopy(s:self)
 endfunction