diff options
| -rw-r--r-- | src/librustc/hir/lowering.rs | 32 |
1 files changed, 16 insertions, 16 deletions
diff --git a/src/librustc/hir/lowering.rs b/src/librustc/hir/lowering.rs index 6e96054bea9..7a6c7f1e899 100644 --- a/src/librustc/hir/lowering.rs +++ b/src/librustc/hir/lowering.rs @@ -74,7 +74,7 @@ const HIR_ID_COUNTER_LOCKED: u32 = 0xFFFFFFFF; pub struct LoweringContext<'a> { crate_root: Option<&'static str>, - // Used to assign ids to HIR nodes that do not directly correspond to an AST node. + /// Used to assign ids to HIR nodes that do not directly correspond to an AST node. sess: &'a Session, cstore: &'a dyn CrateStore, @@ -107,25 +107,25 @@ pub struct LoweringContext<'a> { /// written at all (e.g., `&T` or `std::cell::Ref<T>`). anonymous_lifetime_mode: AnonymousLifetimeMode, - // Used to create lifetime definitions from in-band lifetime usages. - // e.g., `fn foo(x: &'x u8) -> &'x u8` to `fn foo<'x>(x: &'x u8) -> &'x u8` - // When a named lifetime is encountered in a function or impl header and - // has not been defined - // (i.e., it doesn't appear in the in_scope_lifetimes list), it is added - // to this list. The results of this list are then added to the list of - // lifetime definitions in the corresponding impl or function generics. + /// Used to create lifetime definitions from in-band lifetime usages. + /// e.g., `fn foo(x: &'x u8) -> &'x u8` to `fn foo<'x>(x: &'x u8) -> &'x u8` + /// When a named lifetime is encountered in a function or impl header and + /// has not been defined + /// (i.e., it doesn't appear in the in_scope_lifetimes list), it is added + /// to this list. The results of this list are then added to the list of + /// lifetime definitions in the corresponding impl or function generics. lifetimes_to_define: Vec<(Span, ParamName)>, - // Whether or not in-band lifetimes are being collected. This is used to - // indicate whether or not we're in a place where new lifetimes will result - // in in-band lifetime definitions, such a function or an impl header, - // including implicit lifetimes from `impl_header_lifetime_elision`. + /// Whether or not in-band lifetimes are being collected. This is used to + /// indicate whether or not we're in a place where new lifetimes will result + /// in in-band lifetime definitions, such a function or an impl header, + /// including implicit lifetimes from `impl_header_lifetime_elision`. is_collecting_in_band_lifetimes: bool, - // Currently in-scope lifetimes defined in impl headers, fn headers, or HRTB. - // When `is_collectin_in_band_lifetimes` is true, each lifetime is checked - // against this list to see if it is already in-scope, or if a definition - // needs to be created for it. + /// Currently in-scope lifetimes defined in impl headers, fn headers, or HRTB. + /// When `is_collectin_in_band_lifetimes` is true, each lifetime is checked + /// against this list to see if it is already in-scope, or if a definition + /// needs to be created for it. in_scope_lifetimes: Vec<Ident>, current_module: NodeId, |