# HG changeset patch
# User Bram Moolenaar <Bram@vim.org>
# Date 1639068304 -3600
# Node ID cc95e10e1cf261d380db5c4470039b89d6fd718e
# Parent  d76f275bc6dc9f3cc4f9b3f2d5a0e301885c1ef9
patch 8.2.3766: converting a funcref to a string leaves out "g:"

Commit: https://github.com/vim/vim/commit/c4ec338fb80ebfb5d631f0718fdd1a1c04d9ed82
Author: Bram Moolenaar <Bram@vim.org>
Date:   Thu Dec 9 16:40:18 2021 +0000

    patch 8.2.3766: converting a funcref to a string leaves out "g:"

    Problem:    Converting a funcref to a string leaves out "g:", causing the
                meaning of the name depending on the context.
    Solution:   Prepend "g:" for a global function.

diff --git a/src/eval.c b/src/eval.c
--- a/src/eval.c
+++ b/src/eval.c
@@ -5006,7 +5006,15 @@ echo_string_core(
 		ga_concat(&ga, (char_u *)"function(");
 		if (fname != NULL)
 		{
-		    ga_concat(&ga, fname);
+		    // When using uf_name prepend "g:" for a global function.
+		    if (pt->pt_name == NULL && fname[0] == '\''
+						      && vim_isupper(fname[1]))
+		    {
+			ga_concat(&ga, (char_u *)"'g:");
+			ga_concat(&ga, fname + 1);
+		    }
+		    else
+			ga_concat(&ga, fname);
 		    vim_free(fname);
 		}
 		if (pt != NULL && pt->pt_argc > 0)
diff --git a/src/testdir/test_functions.vim b/src/testdir/test_functions.vim
--- a/src/testdir/test_functions.vim
+++ b/src/testdir/test_functions.vim
@@ -2771,5 +2771,10 @@ func Test_builtin_check()
   call assert_fails('call extend(g:, #{bar: { -> "foo" }}, "force")', 'E704:')
 endfunc
 
+func Test_funcref_to_string()
+  let Fn = funcref('g:Test_funcref_to_string')
+  call assert_equal("function('g:Test_funcref_to_string')", string(Fn))
+endfunc
+
 
 " vim: shiftwidth=2 sts=2 expandtab
diff --git a/src/version.c b/src/version.c
--- a/src/version.c
+++ b/src/version.c
@@ -754,6 +754,8 @@ static char *(features[]) =
 static int included_patches[] =
 {   /* Add new patch number below this line */
 /**/
+    3766,
+/**/
     3765,
 /**/
     3764,