patch 8.1.2349: :lockvar and :unlockvar cannot be followed by "| endif"
Problem: :lockvar and :unlockvar cannot be followed by "| endif".
Solution: Check for following commands. (closes #5269)
diff --git a/src/testdir/test_const.vim b/src/testdir/test_const.vim
index 8df34f4..7f95091 100644
--- a/src/testdir/test_const.vim
+++ b/src/testdir/test_const.vim
@@ -203,6 +203,20 @@
call assert_equal(0, x)
endfunc
+func Test_lockvar()
+ let x = 'hello'
+ lockvar x
+ call assert_fails('let x = "there"', 'E741')
+ if 0 | unlockvar x | endif
+ call assert_fails('let x = "there"', 'E741')
+ unlockvar x
+ let x = 'there'
+
+ if 0 | lockvar x | endif
+ let x = 'again'
+endfunc
+
+
func Test_const_with_index_access()
let l = [1, 2, 3]
call assert_fails('const l[0] = 4', 'E996:')