jjs> Function("switch(gc()) { case \ntrue: case 1: }");
Compiling threw: java.lang.ClassCastException: java.lang.Boolean cannot be cast to java.lang.Integer
java.lang.ClassCastException: java.lang.Boolean cannot be cast to java.lang.Integer
    at jdk.nashorn.internal.codegen.CodeGenerator.enterSwitchNode(CodeGenerator.java:1811)
    at jdk.nashorn.internal.ir.SwitchNode.accept(SwitchNode.java:104)
    at jdk.nashorn.internal.ir.LexicalContextNode.accept(LexicalContextNode.java:69)
    at jdk.nashorn.internal.ir.Node.accept(Node.java:346)
    at jdk.nashorn.internal.ir.Block.accept(Block.java:136)
    at jdk.nashorn.internal.ir.LexicalContextNode.accept(LexicalContextNode.java:69)
    at jdk.nashorn.internal.ir.FunctionNode.accept(FunctionNode.java:285)
    at jdk.nashorn.internal.ir.LexicalContextNode.accept(LexicalContextNode.java:69)
    at jdk.nashorn.internal.codegen.CodeGenerator$1.enterFunctionNode(CodeGenerator.java:402)
    at jdk.nashorn.internal.ir.FunctionNode.accept(FunctionNode.java:284)
    at ...