# HG changeset patch
# User Ludovic Chabant <ludovic@chabant.com>
# Date 1448430446 28800
# Node ID 073e63cc045623a334ae8ea0dc4e301cd0efa560
# Parent  afe1130472047be70ac370693c5539c50ae6b5d1
Add `gutentags_enabled_user_func` callback.

diff -r afe113047204 -r 073e63cc0456 autoload/gutentags.vim
--- a/autoload/gutentags.vim	Tue Nov 17 21:11:20 2015 -0800
+++ b/autoload/gutentags.vim	Tue Nov 24 21:47:26 2015 -0800
@@ -107,6 +107,14 @@
         return
     endif
 
+    " Let the user specify custom ways to disable Gutentags.
+    if g:gutentags_enabled_user_func != '' &&
+                \!call(g:gutentags_enabled_user_func, [expand('%:p')])
+        call gutentags#trace("Ignoring '" . bufname('%') . "' because of " .
+                    \"custom user function.")
+        return
+    endif
+
     " Try and find what tags file we should manage.
     call gutentags#trace("Scanning buffer '" . bufname('%') . "' for gutentags setup...")
     try
diff -r afe113047204 -r 073e63cc0456 doc/gutentags.txt
--- a/doc/gutentags.txt	Tue Nov 17 21:11:20 2015 -0800
+++ b/doc/gutentags.txt	Tue Nov 24 21:47:26 2015 -0800
@@ -339,6 +339,15 @@
                         maybe not what you want if the symlink itself is
                         part of the project.
                         Defaults to 0.
+                        
+                                            *gutentags_enabled_user_func*
+g:gutentags_enabled_user_func
+                        When set to a non-empty string, it is expected to be
+                        the name of a function that will be called when a file
+                        is open in a project. The function gets passed the
+                        path of the file and if it returns 0, Gutentags won't
+                        be enabled for that file.
+                        Defaults to "".
 
                                             *gutentags_define_advanced_commands*
 g:gutentags_define_advanced_commands
diff -r afe113047204 -r 073e63cc0456 plugin/gutentags.vim
--- a/plugin/gutentags.vim	Tue Nov 17 21:11:20 2015 -0800
+++ b/plugin/gutentags.vim	Tue Nov 24 21:47:26 2015 -0800
@@ -41,6 +41,10 @@
     let g:gutentags_enabled = 1
 endif
 
+if !exists('g:gutentags_enabled_user_func')
+    let g:gutentags_enabled_user_func = ''
+endif
+
 if !exists('g:gutentags_modules')
     let g:gutentags_modules = ['ctags']
 endif