Add 'engine/' from commit 'a8e37fc010'

git-subtree-dir: engine
git-subtree-mainline: b74841629e
git-subtree-split: a8e37fc010

engine/modules/gdscript/tests/scripts/analyzer/features/property_functions.gd

@@ -0,0 +1,16 @@
+var _prop = 1
+var prop:
+	get = get_prop, set = set_prop
+
+func get_prop():
+	return _prop
+
+func set_prop(value):
+	_prop = value
+
+func test():
+	print(prop)
+
+	prop = 2
+
+	print(prop)