patch 7.4.1585

Problem:    Partial is not recognized everywhere.
Solution:   Check for partial in trans_function_name(). (Yasuhiro Matsumoto)
            Add a test.

src/eval.c

@@ -23893,6 +23893,12 @@ trans_function_name(
 	    name = vim_strsave(lv.ll_tv->vval.v_string);
 	    *pp = end;
 	}
+	else if (lv.ll_tv->v_type == VAR_PARTIAL
+					  && lv.ll_tv->vval.v_partial != NULL)
+	{
+	    name = vim_strsave(lv.ll_tv->vval.v_partial->pt_name);
+	    *pp = end;
+	}
 	else
 	{
 	    if (!skip && !(flags & TFN_QUIET) && (fdp == NULL

src/testdir/test_partial.vim

@@ -106,3 +106,15 @@ func Test_script_function_in_dict()
   let B = s:obj2.clear
   call assert_equal('bar', B())
 endfunc
+
+func Test_partial_exists()
+  let F = function('MyFunc')
+  call assert_true(exists('*F'))
+  let lF = [F]
+  call assert_true(exists('*lF[0]'))
+
+  let F = function('MyFunc', ['arg'])
+  call assert_true(exists('*F'))
+  let lF = [F]
+  call assert_true(exists('*lF[0]'))
+endfunc

src/version.c

@@ -748,6 +748,8 @@ static char *(features[]) =
 
 static int included_patches[] =
 {   /* Add new patch number below this line */
+/**/
+    1585,
 /**/
     1584,
 /**/