Ceylon Migration Bot

Auto-generating equals and hash based on annotated attributes

40

[@lucaswerkmeister] I thought I’d open a dedicated issue for @gavinking’s suggestion [here](https://github.com/ceylon/ceylon.language/pull/424#issuecomment-43047408): > I would like to have a system based on annotations that produces `equals()` and `hash` at once....

Allow cases where a constant label refers to an enumerated value

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[@FroMage] I'd like to be able to switch on more than just literals, for example constants, like Java enums. Currently we can only switch on types or literals, but that's...

Relax comma rules to allow optional extra end comma

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[@FroMage] I'd like us to relax grammar rules concerning end commas and allow optional trailing commas: ``` java class Foo(A a, B b, C c, ){ value seq = {...

Add type function support to JVM backend

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[@luolong] Type functions are implemented as an experimental unofficial feature on js backend, but much of the work I do is mostly on JVM and I would love to experiment...

Haskell-Style Type Families

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[@pthariensflame] See #3987 for the discussion that led to this issue. [Migrated from ceylon/ceylon-spec#883]

type classes

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## [@gavinking] Scope The purpose of this proposal is to allow the definition of operations which: - conceptually belong to a type, but may be called without an instance of...