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Java's sealed interfaces enable typing errors. https://blogs.oracle.com/javamagazine/post/java-sealed-classes-fight-ambiguity https://blogs.oracle.com/javamaga

by esafak 2y ago

Java's sealed interfaces enable typing errors. https://blogs.oracle.com/javamagazine/post/java-sealed-classes-fight-ambiguity https://blogs.oracle.com/javamagazine/post/java-sealed-class...

keybored 2y ago
Although syntactically lightweight it is the opposite of.
- esafak 2y ago
  I agree; Java is constitutionally incapable of being lightweight. I much prefer Typescript's union syntax. I'm glad Python copied it.
  - peterashford 2y ago
    records are lightweight