in src/main/java/org/apache/sling/scripting/sightly/java/compiler/impl/operator/InOpGen.java [38:49]
public void generate(JavaSource source, ExpressionTranslator visitor, TypedNode left, TypedNode right) {
source.startMethodCall(BinaryOperator.class.getName(), "inOp");
left.getNode().accept(visitor);
source.separateArgument();
right.getNode().accept(visitor);
source.instanceOf("String").conditional();
right.getNode().accept(visitor);
source.conditionalBranchSep().objectModel().startCall(SourceGenConstants.ROM_TO_COLLECTION, true);
right.getNode().accept(visitor);
source.endCall();
source.endCall();
}