Enum rustc_expand::expand::AstFragment[−][src]

pub enum AstFragment {

Show variants    OptExpr(Option<P<Expr>>),
    Expr(P<Expr>),
    Pat(P<Pat>),
    Ty(P<Ty>),
    Stmts(SmallVec<[Stmt; 1]>),
    Items(SmallVec<[P<Item>; 1]>),
    TraitItems(SmallVec<[P<AssocItem>; 1]>),
    ImplItems(SmallVec<[P<AssocItem>; 1]>),
    ForeignItems(SmallVec<[P<ForeignItem>; 1]>),
    Arms(SmallVec<[Arm; 1]>),
    Fields(SmallVec<[ExprField; 1]>),
    FieldPats(SmallVec<[PatField; 1]>),
    GenericParams(SmallVec<[GenericParam; 1]>),
    Params(SmallVec<[Param; 1]>),
    StructFields(SmallVec<[FieldDef; 1]>),
    Variants(SmallVec<[Variant; 1]>),

}
Expand description

A fragment of AST that can be produced by a single macro expansion. Can also serve as an input and intermediate result for macro expansion operations.

Variants

OptExpr(Option<P<Expr>>)
Expr(P<Expr>)
Pat(P<Pat>)
Ty(P<Ty>)
Stmts(SmallVec<[Stmt; 1]>)
Items(SmallVec<[P<Item>; 1]>)
TraitItems(SmallVec<[P<AssocItem>; 1]>)
ImplItems(SmallVec<[P<AssocItem>; 1]>)
ForeignItems(SmallVec<[P<ForeignItem>; 1]>)
Arms(SmallVec<[Arm; 1]>)
Fields(SmallVec<[ExprField; 1]>)
FieldPats(SmallVec<[PatField; 1]>)
GenericParams(SmallVec<[GenericParam; 1]>)
Params(SmallVec<[Param; 1]>)
StructFields(SmallVec<[FieldDef; 1]>)
Variants(SmallVec<[Variant; 1]>)

Implementations

impl AstFragment[src]

pub fn add_placeholders(&mut self, placeholders: &[NodeId])[src]

pub fn make_opt_expr(self) -> Option<P<Expr>>[src]

pub fn make_expr(self) -> P<Expr>[src]

pub fn make_pat(self) -> P<Pat>[src]

pub fn make_ty(self) -> P<Ty>[src]

pub fn make_stmts(self) -> SmallVec<[Stmt; 1]>[src]

pub fn make_items(self) -> SmallVec<[P<Item>; 1]>[src]

pub fn make_trait_items(self) -> SmallVec<[P<AssocItem>; 1]>[src]

pub fn make_impl_items(self) -> SmallVec<[P<AssocItem>; 1]>[src]

pub fn make_foreign_items(self) -> SmallVec<[P<ForeignItem>; 1]>[src]

pub fn make_arms(self) -> SmallVec<[Arm; 1]>[src]

pub fn make_expr_fields(self) -> SmallVec<[ExprField; 1]>[src]

pub fn make_pat_fields(self) -> SmallVec<[PatField; 1]>[src]

pub fn make_generic_params(self) -> SmallVec<[GenericParam; 1]>[src]

pub fn make_params(self) -> SmallVec<[Param; 1]>[src]

pub fn make_field_defs(self) -> SmallVec<[FieldDef; 1]>[src]

pub fn make_variants(self) -> SmallVec<[Variant; 1]>[src]

pub fn mut_visit_with<F: MutVisitor>(&mut self, vis: &mut F)[src]

pub fn visit_with<'a, V: Visitor<'a>>(&'a self, visitor: &mut V)[src]

Auto Trait Implementations

impl !RefUnwindSafe for AstFragment

impl !Send for AstFragment

impl !Sync for AstFragment

impl Unpin for AstFragment

impl !UnwindSafe for AstFragment

Blanket Implementations

impl<T> Any for T where
    T: 'static + ?Sized, [src]

pub fn type_id(&self) -> TypeId[src]

Gets the TypeId of self. Read more

impl<T> Borrow<T> for T where
    T: ?Sized, [src]

pub fn borrow(&self) -> &T[src]

Immutably borrows from an owned value. Read more

impl<T> BorrowMut<T> for T where
    T: ?Sized, [src]

pub fn borrow_mut(&mut self) -> &mut T[src]

Mutably borrows from an owned value. Read more

impl<T> From<T> for T[src]

pub fn from(t: T) -> T[src]

Performs the conversion.

impl<T, U> Into<U> for T where
    U: From<T>, [src]

pub fn into(self) -> U[src]

Performs the conversion.

impl<T, U> TryFrom<U> for T where
    U: Into<T>, [src]

type Error = Infallible

The type returned in the event of a conversion error.

pub fn try_from(value: U) -> Result<T, <T as TryFrom<U>>::Error>[src]

Performs the conversion.

impl<T, U> TryInto<U> for T where
    U: TryFrom<T>, [src]

type Error = <U as TryFrom<T>>::Error

The type returned in the event of a conversion error.

pub fn try_into(self) -> Result<U, <U as TryFrom<T>>::Error>[src]

Performs the conversion.