test/langtools/tools/javac/patterns/BindingsExistTest.java
author jlahoda
Wed, 27 Nov 2019 09:00:01 +0100
changeset 59285 7799a51dbe30
permissions -rw-r--r--
8231826: Implement javac changes for pattern matching for instanceof Reviewed-by: mcimadamore Contributed-by: brian.goetz@oracle.com, gavin.bierman@oracle.com, maurizio.cimadamore@oracle.com, srikanth.adayapalam@oracle.com, vicente.romero@oracle.com, jan.lahoda@oracle.com
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/*
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 * @test /nodynamiccopyright/
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 * @bug 8231827
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 * @summary Clashing bindings are reported correctly
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 * @compile/fail/ref=BindingsExistTest.out -XDrawDiagnostics --enable-preview -source ${jdk.version} BindingsExistTest.java
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 */
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public class BindingsExistTest {
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    public void t(Object o1, Object o2) {
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        if (o1 instanceof String k && o2 instanceof Integer k) {}
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        if (o1 instanceof String k || o2 instanceof Integer k) {}
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        if (!(o1 instanceof String k)) {
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            return ;
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        }
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        if (o1 instanceof Integer k) {}
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        String s2 = "";
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        if (o1 instanceof String s2) {}
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        if (o1 instanceof String s3) {
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            String s3 = "";
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        }
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        if (!(o1 instanceof String s4)) {
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            return ;
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        }
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        String s4 = "";
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    }
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}