Add deriving eq to asts#4922
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jbclements wants to merge 9 commits intorust-lang:incomingfrom
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Note that the replaced definition of equality on tokens contains a *huge* shortcut on INTERPOLATED tokens (those that contain ASTs), whereby any two INTERPOLATED tokens are considered equal. This seems like a really broken notion of equality, but it appears that the existing test cases and the compiler don't depend on it. Niko noticed this, BTW. Replace long definition of Eq on tokens and binops w
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…morphism r? Apply deriving_eq to the data structures in ast.rs, and get rid of the custom definitions of eq that were everywhere. resulting ast.rs is about 400 lines shorter. Also: add a few test cases and a bunch of comments. Also: change ast_ty_to_ty_cache to use node ids rather than ast::ty's. I believe this was a suggestion related to my changes, and it appears to pass all tests. Also: tiny doc fix, remove references to crate keywords.
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r?
Apply deriving_eq to the data structures in ast.rs, and get rid of the custom definitions of eq that were everywhere. resulting ast.rs is about 400 lines shorter.
Also: add a few test cases and a bunch of comments.
Also: change ast_ty_to_ty_cache to use node ids rather than ast::ty's. I believe this was a suggestion related to my changes, and it appears to pass all tests.
Also: tiny doc fix, remove references to crate keywords.