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Jul 9, 2016 at 09:47
When class is a reserved word, it's common to see klass as a var name. Amusingly, rustc has krate variables too!
rustc: support dumping the AST as JSON · rust-lang/rust@34ffe3c
rustc: support dumping the AST as JSON · rust-lang/rust@34ffe3c
This is mostly useful for working on rustc, when one is unfamiliar with the AST a particular construct will produce. It's a -Z flag as it's very much for debugging. Closes #10485

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