test/langtools/tools/javac/diags/examples/SwitchExpressionTargetCantBeVoid.java
author darcy
Thu, 13 Dec 2018 19:06:11 +0100
changeset 53023 6879069d9d94
parent 51563 de411d537aae
child 53878 4584d0331318
permissions -rw-r--r--
8205626: Start of release updates for JDK 13 8205393: Add SourceVersion.RELEASE_13 8205394: Add source 13 and target 13 to javac 8205645: Bump maximum recognized class file version to 57 for JDK 13 8214825: Update preview language features for start of JDK 13 Reviewed-by: erikj, alanb, mchung, mcimadamore, dholmes, smarks, jjg

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// key: compiler.err.prob.found.req
// key: compiler.misc.incompatible.ret.type.in.lambda
// key: compiler.misc.switch.expression.target.cant.be.void
// key: compiler.note.preview.filename
// key: compiler.note.preview.recompile
// options: --enable-preview -source 13

class SwitchExpressionTargetCantBeVoid {

    interface SAM {
        void m();
    }

    void test(int cond, Object o1, Object o2, Object o3) {
        SAM s = ()-> switch (cond) { case 0 -> o1; case 1 -> o2; default -> o3; };
    }
}