![]() Make closures carry their own ClosureKind Right now, we use the "`movability`" field of `hir::Closure` to distinguish a closure and a coroutine. This is paired together with the `CoroutineKind`, which is located not in the `hir::Closure`, but the `hir::Body`. This is strange and redundant. This PR introduces `ClosureKind` with two variants -- `Closure` and `Coroutine`, which is put into `hir::Closure`. The `CoroutineKind` is thus removed from `hir::Body`, and `Option<Movability>` no longer needs to be a stand-in for "is this a closure or a coroutine". r? eholk |
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src | ||
Cargo.toml | ||
messages.ftl | ||
README.md |
For high-level intro to how type checking works in rustc, see the type checking chapter of the rustc dev guide.