[Bug 1751] Allow more flexible parsing: 'flip the selobj ..', 'flip last img..' etc

livecodepanos · livecodepanos · commit a1df3a87e766 · 2015-08-07T10:22:32.000+01:00
diff --git a/engine/src/cmdsc.cpp b/engine/src/cmdsc.cpp
@@ -1330,17 +1330,17 @@ Parse_stat MCFlip::parse(MCScriptPoint &sp)
 	Symbol_type type;
 	const LT *te;
 	initpoint(sp);
-	if (sp.skip_token(SP_FACTOR, TT_CHUNK, CT_IMAGE) == PS_NORMAL)
+	
+	// PM-2015-08-07: [[ Bug 1751 ]] Allow more flexible parsing: 'flip the selobj ..', 'flip last img..' etc
+	
+	// Parse an arbitrary chunk. If it does not resolve as an image, a runtime error will occur in MCFlip::exec
+	image = new MCChunk(False);
+	if (image->parse(sp, False) != PS_NORMAL)
 	{
-		sp.backup();
-		image = new MCChunk(False);
-		if (image->parse(sp, False) != PS_NORMAL)
-		{
-			MCperror->add
-			(PE_FLIP_BADIMAGE, sp);
-			return PS_ERROR;
-		}
+		MCperror->add(PE_FLIP_BADIMAGE, sp);
+		return PS_ERROR;
 	}
+	
 	if (sp.next(type) != PS_NORMAL || sp.lookup(SP_FLIP, te) != PS_NORMAL)
 	{
 		MCperror->add
