test/langtools/tools/javac/switchexpr/EmptySwitch.java
author jlahoda
Wed, 29 Aug 2018 09:36:17 +0200
changeset 51563 de411d537aae
child 53023 6879069d9d94
permissions -rw-r--r--
8206986: Compiler support for Switch Expressions (Preview) 8207405: Compiler Tree API support for Switch Expressions (Preview) Summary: Support for switch expression, switch with rules and multiple constants for cases. Reviewed-by: jjg, mcimadamore, vromero

/*
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 *
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 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
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 * version 2 for more details (a copy is included in the LICENSE file that
 * accompanied this code).
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 * 2 along with this work; if not, write to the Free Software Foundation,
 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
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/*
 * @test
 * @bug 8206986
 * @summary Verify than an empty switch expression is rejected.
 * @compile/fail/ref=EmptySwitch.out --enable-preview -source 12 -XDrawDiagnostics EmptySwitch.java
 */

public class EmptySwitch {
    private void print(EmptySwitchEnum t) {
        (switch (t) {
        }).toString();
    }

    enum EmptySwitchEnum {
    }
}