Updated plugins

sources_non_forked/ack.vim/autoload/ack.vim

@@ -26,9 +26,23 @@ function! ack#Ack(cmd, args) "{{{
     let l:grepformat = '%f'
   endif
 
+  " Check user policy for blank searches
+  if empty(a:args)
+    if !g:ack_use_cword_for_empty_search
+      echo "No regular expression found."
+      return
+    endif
+  endif
+
   " If no pattern is provided, search for the word under the cursor
   let l:grepargs = empty(a:args) ? expand("<cword>") : a:args . join(a:000, ' ')
 
+  "Bypass search if cursor is on blank string
+  if l:grepargs == ""
+    echo "No regular expression found."
+    return
+  endif
+
   " NOTE: we escape special chars, but not everything using shellescape to
   "       allow for passing arguments etc
   let l:escaped_args = escape(l:grepargs, '|#%')

sources_non_forked/ack.vim/doc/ack.txt

@@ -230,6 +230,22 @@ Example:
         let g:ack_use_dispatch = 1
 <
 
+                                             *g:ack_use_cword_for_empty_search*
+
+g:ack_use_cword_for_empty_search
+Default: 1
+
+Use this option to enable blank searches to run against the word under the
+cursor. When this option is not set, blank searches will only output an error
+message.
+
+
+Example:
+>
+        let g:ack_use_cword_for_empty_search = 0
+<
+
+
 ==============================================================================
 MAPPINGS                                                        *ack-mappings*
 

sources_non_forked/ack.vim/plugin/ack.vim

@@ -3,15 +3,15 @@ if exists('g:loaded_ack')
 endif
 
 if !exists("g:ack_default_options")
-  let g:ack_default_options = " -s -H --nocolor --nogroup --column"
+  let g:ack_default_options = " -s -H --nopager --nocolor --nogroup --column"
 endif
 
 " Location of the ack utility
 if !exists("g:ackprg")
-  if executable('ack')
-    let g:ackprg = "ack"
-  elseif executable('ack-grep')
+  if executable('ack-grep')
     let g:ackprg = "ack-grep"
+  elseif executable('ack')
+    let g:ackprg = "ack"
   else
     finish
   endif
@@ -63,6 +63,10 @@ if !exists("g:ack_autofold_results")
   let g:ack_autofold_results = 0
 endif
 
+if !exists("g:ack_use_cword_for_empty_search")
+  let g:ack_use_cword_for_empty_search = 1
+endif
+
 command! -bang -nargs=* -complete=file Ack           call ack#Ack('grep<bang>', <q-args>)
 command! -bang -nargs=* -complete=file AckAdd        call ack#Ack('grepadd<bang>', <q-args>)
 command! -bang -nargs=* -complete=file AckFromSearch call ack#AckFromSearch('grep<bang>', <q-args>)