patch 9.0.1155: cannot use a class as a type
Problem: Cannot use a class as a type.
Solution: Accept a class and interface name as a type.
diff --git a/src/testdir/test_vim9_class.vim b/src/testdir/test_vim9_class.vim
index f8fb494..2f2f62a 100644
--- a/src/testdir/test_vim9_class.vim
+++ b/src/testdir/test_vim9_class.vim
@@ -665,5 +665,54 @@
v9.CheckScriptFailure(lines, 'E1349: Function "Methods" of interface "Some" not implemented')
enddef
+def Test_class_used_as_type()
+ var lines =<< trim END
+ vim9script
+
+ class Point
+ this.x = 0
+ this.y = 0
+ endclass
+
+ var p: Point
+ p = Point.new(2, 33)
+ assert_equal(2, p.x)
+ assert_equal(33, p.y)
+ END
+ v9.CheckScriptSuccess(lines)
+
+ lines =<< trim END
+ vim9script
+
+ interface HasX
+ this.x: number
+ endinterface
+
+ class Point implements HasX
+ this.x = 0
+ this.y = 0
+ endclass
+
+ var p: Point
+ p = Point.new(2, 33)
+ var hx = p
+ assert_equal(2, hx.x)
+ END
+ v9.CheckScriptSuccess(lines)
+
+ lines =<< trim END
+ vim9script
+
+ class Point
+ this.x = 0
+ this.y = 0
+ endclass
+
+ var p: Point
+ p = 'text'
+ END
+ v9.CheckScriptFailure(lines, 'E1012: Type mismatch; expected object but got string')
+enddef
+
" vim: ts=8 sw=2 sts=2 expandtab tw=80 fdm=marker