patch 9.1.1285: Vim9: no error message for missing method after "super."

Problem:  Vim9: no error message for missing method after "super."
Solution: output an error message, add a few more tests
          (Yegappan Lakshmanan).

closes: #17070

Signed-off-by: Yegappan Lakshmanan <yegappan@yahoo.com>
Signed-off-by: Christian Brabandt <cb@256bit.org>

src/testdir/test_expr.vim

@@ -1060,6 +1060,16 @@ func Test_bitwise_shift()
   END
   call v9.CheckDefAndScriptSuccess(lines)
 
+  " Error in the second expression of "<<"
+  let lines =<< trim END
+    vim9script
+    def Fn()
+      var x = 1 << y
+    enddef
+    defcompile
+  END
+  call v9.CheckSourceFailure(lines, 'E1001: Variable not found: y')
+
   let lines =<< trim END
     # Use in a lambda function
     const DivBy2Ref_A = (n: number): number => n >> 1

src/testdir/test_vim9_class.vim

@@ -1921,6 +1921,21 @@ def Test_class_member()
   END
   v9.CheckSourceFailure(lines, "E1004: White space required before and after '='", 3)
 
+  # Space is not allowed before the object member variable name
+  lines =<< trim END
+    vim9script
+    class A
+      var n: number = 10
+    endclass
+
+    def Fn()
+      var a = A.new()
+      var y = a. n
+    enddef
+    defcompile
+  END
+  v9.CheckSourceFailure(lines, "E1202: No white space allowed after '.': . n", 2)
+
   # Access a non-existing member
   lines =<< trim END
     vim9script
@@ -3469,6 +3484,39 @@ def Test_super_dispatch()
     assert_equal('A', TestA(C.new()))
   END
   v9.CheckSourceSuccess(lines)
+
+  # Invoking a class method in the parent class using "super" should fail
+  lines =<< trim END
+    vim9script
+
+    class A
+      static def Fn(): string
+        return 'A'
+      enddef
+    endclass
+
+    class B extends A
+      static def Fn(): string
+        return super.Fn()
+      enddef
+    endclass
+    defcompile
+  END
+  v9.CheckSourceFailure(lines, 'E1325: Method "Fn" not found in class "B"')
+
+  # Missing name after "super" keyword
+  lines =<< trim END
+    vim9script
+    class A
+    endclass
+    class B extends A
+      def Fn()
+        var x = super.()
+      enddef
+    endclass
+    defcompile
+  END
+  v9.CheckSourceFailure(lines, 'E1127: Missing name after dot', 1)
 enddef
 
 def Test_class_import()
@@ -12454,6 +12502,24 @@ def Test_super_keyword()
   END
   v9.CheckSourceSuccess(lines)
 
+  # Using 'super' to access an static class variable in the parent should fail
+  lines =<< trim END
+    vim9script
+
+    class A
+      static var foo: string = 'xxx'
+    endclass
+
+    class B extends A
+      def GetString(): string
+        return super.foo
+      enddef
+    endclass
+
+    defcompile
+  END
+  v9.CheckSourceFailure(lines, 'E1326: Variable "foo" not found in object "B"')
+
   # Using super to access an overriden method in the parent class
   lines =<< trim END
     vim9script
@@ -12980,6 +13046,13 @@ def Test_object_of_class_type()
     var x: object<any,any>
   END
   v9.CheckSourceFailure(lines, 'E488: Trailing characters: ,any>')
+
+  lines =<< trim END
+    var x: object<number>
+  END
+  v9.CheckSourceDefAndScriptFailure(lines, [
+        \ 'E1353: Class name not found: <number>',
+        \ 'E1353: Class name not found: <number>'])
 enddef
 
 " vim: ts=8 sw=2 sts=2 expandtab tw=80 fdm=marker

src/testdir/test_vim9_script.vim

@@ -4055,6 +4055,22 @@ def Test_error_in_autoload_script()
   &rtp = save_rtp
 enddef
 
+" Test for sourcing a Vim9 script with a function script variable and "noclear".
+" The type for the variable is dynamically allocated and should be freed.
+def Test_source_func_script_var()
+  var lines =<< trim END
+    vim9script noclear
+    var Fn: func(list<any>): number
+    Fn = function('min')
+    assert_equal(2, Fn([4, 2]))
+  END
+  new
+  setline(1, lines)
+  source
+  source
+  bw!
+enddef
+
 def Test_error_in_autoload_script_foldexpr()
   var save_rtp = &rtp
   mkdir('Xvim/autoload', 'pR')

src/version.c

@@ -704,6 +704,8 @@ static char *(features[]) =
 
 static int included_patches[] =
 {   /* Add new patch number below this line */
+/**/
+    1285,
 /**/
     1284,
 /**/

src/vim9expr.c

@@ -404,7 +404,10 @@ compile_class_object_index(cctx_T *cctx, char_u **arg, type_T *type)
     char_u *name = *arg;
     char_u *name_end = find_name_end(name, NULL, NULL, FNE_CHECK_START);
     if (name_end == name)
+    {
+	emsg(_(e_missing_name_after_dot));
 	return FAIL;
+    }
     size_t len = name_end - name;
 
     if (*name_end == '(')