< prev index next > src/jdk.compiler/share/classes/com/sun/tools/javac/code/Preview.java
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public boolean isPreview(Feature feature) {
return switch (feature) {
case STRING_TEMPLATES -> true;
case IMPLICIT_CLASSES -> true;
case SUPER_INIT -> true;
+ case VALUE_CLASSES -> true;
//Note: this is a backdoor which allows to optionally treat all features as 'preview' (for testing).
//When real preview features will be added, this method can be implemented to return 'true'
//for those selected features, and 'false' for all the others.
default -> forcePreview;
};
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