Struct rustc_expand::base::MacEager
source · pub struct MacEager {
pub expr: Option<P<Expr>>,
pub pat: Option<P<Pat>>,
pub items: Option<SmallVec<[P<Item>; 1]>>,
pub impl_items: Option<SmallVec<[P<AssocItem>; 1]>>,
pub trait_items: Option<SmallVec<[P<AssocItem>; 1]>>,
pub foreign_items: Option<SmallVec<[P<ForeignItem>; 1]>>,
pub stmts: Option<SmallVec<[Stmt; 1]>>,
pub ty: Option<P<Ty>>,
}
Expand description
MacResult
implementation for the common case where you’ve already
built each form of AST that you might return.
Fields§
§expr: Option<P<Expr>>
§pat: Option<P<Pat>>
§items: Option<SmallVec<[P<Item>; 1]>>
§impl_items: Option<SmallVec<[P<AssocItem>; 1]>>
§trait_items: Option<SmallVec<[P<AssocItem>; 1]>>
§foreign_items: Option<SmallVec<[P<ForeignItem>; 1]>>
§stmts: Option<SmallVec<[Stmt; 1]>>
§ty: Option<P<Ty>>
Implementations§
source§impl MacEager
impl MacEager
pub fn expr(v: P<Expr>) -> Box<dyn MacResult>
pub fn pat(v: P<Pat>) -> Box<dyn MacResult>
pub fn items(v: SmallVec<[P<Item>; 1]>) -> Box<dyn MacResult>
pub fn impl_items(v: SmallVec<[P<AssocItem>; 1]>) -> Box<dyn MacResult>
pub fn trait_items(v: SmallVec<[P<AssocItem>; 1]>) -> Box<dyn MacResult>
pub fn foreign_items(v: SmallVec<[P<ForeignItem>; 1]>) -> Box<dyn MacResult>
pub fn stmts(v: SmallVec<[Stmt; 1]>) -> Box<dyn MacResult>
pub fn ty(v: P<Ty>) -> Box<dyn MacResult>
Trait Implementations§
source§impl MacResult for MacEager
impl MacResult for MacEager
source§fn make_impl_items(self: Box<Self>) -> Option<SmallVec<[P<AssocItem>; 1]>>
fn make_impl_items(self: Box<Self>) -> Option<SmallVec<[P<AssocItem>; 1]>>
Creates zero or more impl items.
source§fn make_trait_items(self: Box<Self>) -> Option<SmallVec<[P<AssocItem>; 1]>>
fn make_trait_items(self: Box<Self>) -> Option<SmallVec<[P<AssocItem>; 1]>>
Creates zero or more trait items.
source§fn make_foreign_items(self: Box<Self>) -> Option<SmallVec<[P<ForeignItem>; 1]>>
fn make_foreign_items(self: Box<Self>) -> Option<SmallVec<[P<ForeignItem>; 1]>>
Creates zero or more items in an
extern {}
blocksource§fn make_stmts(self: Box<Self>) -> Option<SmallVec<[Stmt; 1]>>
fn make_stmts(self: Box<Self>) -> Option<SmallVec<[Stmt; 1]>>
Creates zero or more statements. Read more
fn make_ty(self: Box<Self>) -> Option<P<Ty>>
fn make_arms(self: Box<Self>) -> Option<SmallVec<[Arm; 1]>>
fn make_expr_fields(self: Box<Self>) -> Option<SmallVec<[ExprField; 1]>>
fn make_pat_fields(self: Box<Self>) -> Option<SmallVec<[PatField; 1]>>
fn make_generic_params(self: Box<Self>) -> Option<SmallVec<[GenericParam; 1]>>
fn make_params(self: Box<Self>) -> Option<SmallVec<[Param; 1]>>
fn make_field_defs(self: Box<Self>) -> Option<SmallVec<[FieldDef; 1]>>
fn make_variants(self: Box<Self>) -> Option<SmallVec<[Variant; 1]>>
fn make_crate(self: Box<Self>) -> Option<Crate>
Auto Trait Implementations§
impl Freeze for MacEager
impl !RefUnwindSafe for MacEager
impl !Send for MacEager
impl !Sync for MacEager
impl Unpin for MacEager
impl !UnwindSafe for MacEager
Blanket Implementations§
source§impl<T> BorrowMut<T> for Twhere
T: ?Sized,
impl<T> BorrowMut<T> for Twhere
T: ?Sized,
source§fn borrow_mut(&mut self) -> &mut T
fn borrow_mut(&mut self) -> &mut T
Mutably borrows from an owned value. Read more
source§impl<T, R> CollectAndApply<T, R> for T
impl<T, R> CollectAndApply<T, R> for T
source§impl<T> Filterable for T
impl<T> Filterable for T
source§fn filterable(
self,
filter_name: &'static str,
) -> RequestFilterDataProvider<T, fn(_: DataRequest<'_>) -> bool>
fn filterable( self, filter_name: &'static str, ) -> RequestFilterDataProvider<T, fn(_: DataRequest<'_>) -> bool>
Creates a filterable data provider with the given name for debugging. Read more
source§impl<T> Instrument for T
impl<T> Instrument for T
source§fn instrument(self, span: Span) -> Instrumented<Self>
fn instrument(self, span: Span) -> Instrumented<Self>
source§fn in_current_span(self) -> Instrumented<Self>
fn in_current_span(self) -> Instrumented<Self>
source§impl<T> IntoEither for T
impl<T> IntoEither for T
source§fn into_either(self, into_left: bool) -> Either<Self, Self>
fn into_either(self, into_left: bool) -> Either<Self, Self>
Converts
self
into a Left
variant of Either<Self, Self>
if into_left
is true
.
Converts self
into a Right
variant of Either<Self, Self>
otherwise. Read moresource§fn into_either_with<F>(self, into_left: F) -> Either<Self, Self>
fn into_either_with<F>(self, into_left: F) -> Either<Self, Self>
Converts
self
into a Left
variant of Either<Self, Self>
if into_left(&self)
returns true
.
Converts self
into a Right
variant of Either<Self, Self>
otherwise. Read moresource§impl<I, T, U> Upcast<I, U> for Twhere
U: UpcastFrom<I, T>,
impl<I, T, U> Upcast<I, U> for Twhere
U: UpcastFrom<I, T>,
source§impl<I, T> UpcastFrom<I, T> for T
impl<I, T> UpcastFrom<I, T> for T
fn upcast_from(from: T, _tcx: I) -> T
source§impl<T> WithSubscriber for T
impl<T> WithSubscriber for T
source§fn with_subscriber<S>(self, subscriber: S) -> WithDispatch<Self>
fn with_subscriber<S>(self, subscriber: S) -> WithDispatch<Self>
source§fn with_current_subscriber(self) -> WithDispatch<Self>
fn with_current_subscriber(self) -> WithDispatch<Self>
impl<'a, T> Captures<'a> for Twhere
T: ?Sized,
impl<T> ErasedDestructor for Twhere
T: 'static,
impl<T> MaybeSendSync for T
Layout§
Note: Most layout information is completely unstable and may even differ between compilations. The only exception is types with certain repr(...)
attributes. Please see the Rust Reference's “Type Layout” chapter for details on type layout guarantees.
Size: 200 bytes