Updated vim plugins

sources_non_forked/vim-gitgutter/autoload/gitgutter/async.vim

@@ -77,13 +77,19 @@ endfunction
 
 function! s:on_stderr_vim(channel, _data) dict abort
   call self.handler.err(self.buffer)
-  try
-    call ch_close(a:channel)  " so close_cb and its 'out' handler are not triggered
-  catch /E906/
-    " noop
-  endtry
 endfunction
 
-function! s:on_exit_vim(_channel) dict abort
-  call self.handler.out(self.buffer, join(self.stdoutbuffer, "\n"))
+function! s:on_exit_vim(channel) dict abort
+  let job = ch_getjob(a:channel)
+  while 1
+    if job_status(job) == 'dead'
+      let exit_code = job_info(job).exitval
+      break
+    endif
+    sleep 5m
+  endwhile
+
+  if !exit_code
+    call self.handler.out(self.buffer, join(self.stdoutbuffer, "\n"))
+  endif
 endfunction

sources_non_forked/vim-gitgutter/autoload/gitgutter/diff.vim

@@ -13,6 +13,7 @@ let s:c_flag = s:git_supports_command_line_config_override()
 
 let s:temp_from = tempname()
 let s:temp_buffer = tempname()
+let s:counter = 0
 
 " Returns a diff of the buffer against the index or the working tree.
 "
@@ -89,6 +90,11 @@ function! gitgutter#diff#run_diff(bufnr, from, preserve_full_diff) abort
   " git-diff).
   let buff_file = s:temp_buffer.'.'.a:bufnr
 
+  " Add a counter to avoid a similar race with two quick writes of the same buffer.
+  " Use a modulus greater than a maximum reasonable number of visible buffers.
+  let s:counter = (s:counter + 1) % 20
+  let buff_file .= '.'.s:counter
+
   let extension = gitgutter#utility#extension(a:bufnr)
   if !empty(extension)
     let buff_file .= '.'.extension
@@ -104,6 +110,9 @@ function! gitgutter#diff#run_diff(bufnr, from, preserve_full_diff) abort
     " reading it (with git-diff).
     let from_file = s:temp_from.'.'.a:bufnr
 
+    " Add a counter to avoid a similar race with two quick writes of the same buffer.
+    let from_file .= '.'.s:counter
+
     if !empty(extension)
       let from_file .= '.'.extension
     endif
@@ -365,6 +374,13 @@ endfunction
 function! s:write_buffer(bufnr, file)
   let bufcontents = getbufline(a:bufnr, 1, '$')
 
+  if bufcontents == [''] && line2byte(1) == -1
+    " Special case: completely empty buffer.
+    " A nearly empty buffer of only a newline has line2byte(1) == 1.
+    call writefile([], a:file)
+    return
+  endif
+
   if getbufvar(a:bufnr, '&fileformat') ==# 'dos'
     call map(bufcontents, 'v:val."\r"')
   endif

sources_non_forked/vim-gitgutter/autoload/gitgutter/utility.vim

@@ -8,7 +8,12 @@ endfunction
 
 function! gitgutter#utility#setbufvar(buffer, varname, val)
   let buffer = +a:buffer
-  let dict = get(getbufvar(buffer, '', {}), 'gitgutter', {})
+  " Default value for getbufvar() was introduced in Vim 7.3.831.
+  let bvars = getbufvar(buffer, '')
+  if empty(bvars)
+    let bvars = {}
+  endif
+  let dict = get(bvars, 'gitgutter', {})
   let needs_setting = empty(dict)
   let dict[a:varname] = a:val
   if needs_setting
@@ -115,7 +120,7 @@ function! gitgutter#utility#set_repo_path(bufnr) abort
   " *               -2 - not tracked by git
 
   call gitgutter#utility#setbufvar(a:bufnr, 'path', -1)
-  let cmd = gitgutter#utility#cd_cmd(a:bufnr, g:gitgutter_git_executable.' ls-files --error-unmatch --full-name -- '.gitgutter#utility#shellescape(s:filename(a:bufnr)))
+  let cmd = gitgutter#utility#cd_cmd(a:bufnr, g:gitgutter_git_executable.' ls-files --error-unmatch --full-name -z -- '.gitgutter#utility#shellescape(s:filename(a:bufnr)))
 
   if g:gitgutter_async && gitgutter#async#available()
     if has('lambda')
@@ -202,8 +207,13 @@ function! s:exists_file(bufnr) abort
   return filereadable(s:abs_path(a:bufnr, 0))
 endfunction
 
+" Get rid of any trailing new line or SOH character.
+"
+" git ls-files -z produces output with null line termination.
+" Vim's system() replaces any null characters in the output
+" with SOH (start of header), i.e. ^A.
 function! s:strip_trailing_new_line(line) abort
-  return substitute(a:line, '\n$', '', '')
+  return substitute(a:line, '[[:cntrl:]]$', '', '')
 endfunction
 
 function! gitgutter#utility#windows()