tests/org.eclipse.epsilon.etl.engine.test.acceptance/src/org/eclipse/epsilon/etl/engine/test/acceptance/tree2graph/Tree2Graph.etl

pre {
	var x = 5;
}

rule Tree2Node 
	transform t : Tree!Tree
	to n : Graph!Node {
	
	guard {
		x; // Check that x is accessible here
		return true;
	}
	
	n.name := t.label;
	if (t.parent.isDefined()) {
		var e : new Graph!Edge;
		e.source ::= t.parent;
		e.target := n;
	}
	
	// Check that x is accessible here
	x.foo();
}

operation Any foo() {
	// Check that x is accessible here
	x;
}