Force object position evaluation

uqbar-project · Mar 9, 2021 · d126f05 · d126f05
1 parent 3a6424d
commit d126f05
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Showing 2 changed files with 11 additions and 1 deletion.
diff --git a/...ct.wollok.game/src/org/uqbar/project/wollok/game/helpers/WollokConventionExtensions.xtend b/...ct.wollok.game/src/org/uqbar/project/wollok/game/helpers/WollokConventionExtensions.xtend
@@ -18,7 +18,10 @@ class WollokConventionExtensions {
 	public static val DEFAULT_TEXT_COLOR = Color.BLUE
 
 
-	def static asVisual(WollokObject it) { new VisualComponent(it) }
+	def static asVisual(WollokObject it) {
+		position // Force evaluate position or MDU error
+		new VisualComponent(it)
+	}
 	def static asVisualIn(WollokObject it, WollokObject position) { new VisualComponentWithPosition(it, position) }
 
 

diff --git a/org.uqbar.project.wollok.tests/src/org/uqbar/project/wollok/tests/sdk/GameTest.xtend b/org.uqbar.project.wollok.tests/src/org/uqbar/project/wollok/tests/sdk/GameTest.xtend
@@ -40,6 +40,13 @@ class GameTest extends AbstractWollokInterpreterTestCase {
 		assert.equals(1, game.at(0,1).allElements().size())
 		'''.test
 	}
+
+	@Test
+	def void noPositionableObjectShouldFailAsVisual() {
+		'''
+		assert.throwsException({ game.addVisual(object {}) })
+		'''.test
+	}
 
 	@Test
 	def void configOnPressKey() {