bugfix for #291

autoload/easycomplete.vim

@@ -2244,6 +2244,9 @@ function! easycomplete#CursorMovedI()
     if g:env_is_nvim && easycomplete#pum#visible()
       call easycomplete#pum#close()
     endif
+    if easycomplete#action#signature#visible()
+      call easycomplete#popup#close("float")
+    endif
   endif
 endfunction
 

autoload/easycomplete/action/signature.vim

@@ -176,6 +176,10 @@ function! s:SignatureCallback(title, param, doc)
                              \ 'Pmenu', 0, "", [0, 0 - offset], 'signature')
 endfunction
 
+function! easycomplete#action#signature#visible()
+  return easycomplete#popup#SignatureVisible()
+endfunction
+
 function! s:GetParameterLabel(signature, parameter) abort
   if has_key(a:parameter, 'label')
     if type(a:parameter['label']) == type([])

autoload/easycomplete/popup.vim

@@ -20,7 +20,7 @@ let s:float_max_height = 15
 let s:is_vim = !has('nvim')
 let s:is_nvim = has('nvim')
 " signature/lint
-let s:float_type = "signature"
+let s:float_type = ""
 
 augroup easycomplete#popup#au
   autocmd!
@@ -230,6 +230,15 @@ function! easycomplete#popup#float(content, hl, direction, ft, offset, float_typ
   elseif s:is_vim
     call s:VimShow(opt, "float", a:float_type)
   endif
+  let s:float_type = a:float_type
+endfunction
+
+function! easycomplete#popup#SignatureVisible()
+  if empty(s:float_type) || empty(g:easycomplete_popup_win["float"])
+    return v:false
+  else
+    return v:true
+  endif
 endfunction
 
 " 这里只判断complete menu和float 之间是否有overlay
@@ -556,6 +565,9 @@ function! easycomplete#popup#close(...)
     return
   endif
   let windowtype = a:1
+  if windowtype == "float"
+    let s:float_type = ""
+  endif
   if windowtype == "float" &&
         \ bufnr() != expand("<abuf>") &&
         \ !empty(expand("<abuf>")) &&