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1a2f79b82c
Remove useless borrows and derefs They are nothing more than noise. <sub>These are not all of them, but my clippy started crashing (stack overflow), so rip :(</sub>
The rustc_ast crate contains those things concerned purely with syntax
– that is, the AST ("abstract syntax tree"), along with some definitions for tokens and token streams, data structures/traits for mutating ASTs, and shared definitions for other AST-related parts of the compiler (like the lexer and macro-expansion).
For more information about how these things work in rustc, see the rustc dev guide: