[][src]Module syntax::util::classify

⚙️ This is an internal compiler API. (rustc_private)

This crate is being loaded from the sysroot, a permanently unstable location for private compiler dependencies. It is not intended for general use. Prefer using a public version of this crate from crates.io via Cargo.toml.

Routines the parser uses to classify AST nodes



Does this expression require a semicolon to be treated as a statement? The negation of this: 'can this expression be used as a statement without a semicolon' -- is used as an early-bail-out in the parser so that, for instance, if true {...} else {...} |x| 5 isn't parsed as (if true {...} else {...} | x) | 5