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Error on unnamed variable (JDK 21 Preview) #978

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bdeneuter opened this issue Oct 19, 2023 · 0 comments · Fixed by #1001
Closed

Error on unnamed variable (JDK 21 Preview) #978

bdeneuter opened this issue Oct 19, 2023 · 0 comments · Fixed by #1001
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Java 21

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@bdeneuter
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Unnamed variables have been added to JDK 21 as a preview feature (https://openjdk.org/jeps/443). When formatting the source code with an unnamed variable, google-java-format throws an exception.

Caused by: com.google.googlejavaformat.java.FormatterException: 102:8: error: expected token: '_'; generated  instead
        at com.google.googlejavaformat.java.Formatter.getFormatReplacements(Formatter.java:275)
        at com.google.googlejavaformat.java.Formatter.formatSource(Formatter.java:247)
        at com.google.googlejavaformat.java.Formatter.formatSource(Formatter.java:213)
        at java.base@21.0.1/jdk.internal.reflect.DirectMethodHandleAccessor.invoke(DirectMethodHandleAccessor.java:103)
        ... 169 more
@cushon cushon added the Java 21 label Dec 7, 2023
copybara-service bot pushed a commit that referenced this issue Dec 8, 2023
@cushon
Support unnamed variables
f62100f 
Fixes #978

PiperOrigin-RevId: 589148050
@copybara-service copybara-service bot mentioned this issue Dec 8, 2023
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Support unnamed variables google/google-java-format
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@cushon @bdeneuter