From: Bram Moolenaar <Bram@vim.org>
Date: Fri, 14 Aug 2020 16:56:45 +0000 (+0200)
Subject: patch 8.2.1447: Vim9: return type of keys() is list<any>
X-Git-Tag: v8.2.1447
X-Git-Url: https://granicus.if.org/sourcecode?a=commitdiff_plain;h=32f335f75c5860baa452144f63ab7a4a3dd83134;p=vim

patch 8.2.1447: Vim9: return type of keys() is list<any>

Problem:    Vim9: return type of keys() is list<any>.
Solution:   Should be list<string>. (closes #6711)
---

diff --git a/src/evalfunc.c b/src/evalfunc.c
index d95a1db82..ff814622a 100644
--- a/src/evalfunc.c
+++ b/src/evalfunc.c
@@ -715,7 +715,7 @@ static funcentry_T global_functions[] =
     {"js_encode",	1, 1, FEARG_1,	  ret_string,	f_js_encode},
     {"json_decode",	1, 1, FEARG_1,	  ret_any,	f_json_decode},
     {"json_encode",	1, 1, FEARG_1,	  ret_string,	f_json_encode},
-    {"keys",		1, 1, FEARG_1,	  ret_list_any,	f_keys},
+    {"keys",		1, 1, FEARG_1,	  ret_list_string, f_keys},
     {"last_buffer_nr",	0, 0, 0,	  ret_number,	f_last_buffer_nr}, // obsolete
     {"len",		1, 1, FEARG_1,	  ret_number,	f_len},
     {"libcall",		3, 3, FEARG_3,	  ret_string,	f_libcall},
diff --git a/src/testdir/test_vim9_func.vim b/src/testdir/test_vim9_func.vim
index 3e7212094..75db260ce 100644
--- a/src/testdir/test_vim9_func.vim
+++ b/src/testdir/test_vim9_func.vim
@@ -1283,6 +1283,11 @@ def Test_insert_return_type()
   assert_equal(6, res)
 enddef
 
+def Test_keys_return_type()
+  const var: list<string> = #{a: 1, b: 2}->keys()
+  assert_equal(['a', 'b'], var)
+enddef
+
 def Test_reverse_return_type()
   let l = reverse([1, 2, 3])
   let res = 0
diff --git a/src/version.c b/src/version.c
index a8a1d49d5..11dd39654 100644
--- 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 */
+/**/
+    1447,
 /**/
     1446,
 /**/