From eed5c0a46ed8c12ba84a2b86a4baf2d82140bbb0 Mon Sep 17 00:00:00 2001
From: wsdjeg <wsdjeg@outlook.com>
Date: Tue, 28 Nov 2017 20:40:10 +0800
Subject: [PATCH] Add signatures

---
 autoload/SpaceVim/layers/checkers.vim | 40 +++++++++++++++------------
 config/plugins/neomake.vim            |  2 ++
 2 files changed, 25 insertions(+), 17 deletions(-)

diff --git a/autoload/SpaceVim/layers/checkers.vim b/autoload/SpaceVim/layers/checkers.vim
index 61746dc0a..1d284634c 100644
--- a/autoload/SpaceVim/layers/checkers.vim
+++ b/autoload/SpaceVim/layers/checkers.vim
@@ -43,33 +43,39 @@ function! SpaceVim#layers#checkers#config() abort
     if g:spacevim_enable_ale
       autocmd User ALELint let &l:statusline = SpaceVim#layers#core#statusline#get(1)
     endif
-    autocmd CursorHold * call <SID>signatures_current_error()
-    autocmd CursorMoved * call <SID>signatures_clear()
+    autocmd CursorMoved * call <SID>cursor_move_delay()
   augroup END
-  let g:neomake_echo_current_error = 0
+endfunction
+
+function! s:cursor_move_delay() abort
+  if exists('s:cursormoved_timer')
+    call timer_stop(s:cursormoved_timer)
+  endif
+  let s:cursormoved_timer = timer_start(get(g:, 'neomake_cursormoved_delay', 100), function('s:signatures_current_error'))
 endfunction
 
 let s:last_echoed_error = ''
 let s:clv = &conceallevel
-function! s:signatures_current_error() abort
-    let message = neomake#GetCurrentErrorMsg()
-    if empty(message)
-        if exists('s:last_echoed_error')
-            echon ''
-            unlet s:last_echoed_error
-        endif
-        return
-    endif
+function! s:signatures_current_error(...) abort
+  call s:signatures_clear()
+  let message = neomake#GetCurrentErrorMsg()
+  if empty(message)
     if exists('s:last_echoed_error')
-                \ && s:last_echoed_error == message
-        return
+      unlet s:last_echoed_error
     endif
-    let s:last_echoed_error = message
-    set conceallevel=2
-    call s:SIG.info(line('.') + 1, col('.'), message)
+    return
+  endif
+  if exists('s:last_echoed_error')
+        \ && s:last_echoed_error == message
+    return
+  endif
+  let s:last_echoed_error = message
+  set conceallevel=2
+  call s:SIG.info(line('.') + 1, col('.'), message)
 endfunction
 
 function! s:signatures_clear() abort
+  let s:last_echoed_error = ''
   let &conceallevel = s:clv
   call s:SIG.clear()
 endfunction
diff --git a/config/plugins/neomake.vim b/config/plugins/neomake.vim
index f7a229020..5a650714f 100644
--- a/config/plugins/neomake.vim
+++ b/config/plugins/neomake.vim
@@ -4,6 +4,8 @@ if get(g:, 'spacevim_lint_on_save', 0)
     let s:neomake_automake_events['BufWritePost'] = {'delay': 0}
 endif
 
+let g:neomake_echo_current_error = 0
+
 if get(g:, 'spacevim_lint_on_the_fly', 0)
     let s:neomake_automake_events['TextChanged'] = {'delay': 750}
     let s:neomake_automake_events['TextChangedI'] = {'delay': 750}