[−][src]Struct syntax::ext::placeholders::PlaceholderExpander
Methods
impl<'a, 'b> PlaceholderExpander<'a, 'b>
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pub fn new(cx: &'a mut ExtCtxt<'b>, monotonic: bool) -> Self
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pub fn add(&mut self, id: NodeId, fragment: AstFragment, derives: Vec<Mark>)
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Trait Implementations
impl<'a, 'b> Folder for PlaceholderExpander<'a, 'b>
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fn fold_item(&mut self, item: P<Item>) -> SmallVec<[P<Item>; 1]>
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fn fold_trait_item(&mut self, item: TraitItem) -> SmallVec<[TraitItem; 1]>
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fn fold_impl_item(&mut self, item: ImplItem) -> SmallVec<[ImplItem; 1]>
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fn fold_foreign_item(&mut self, item: ForeignItem) -> SmallVec<[ForeignItem; 1]>
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fn fold_expr(&mut self, expr: P<Expr>) -> P<Expr>
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fn fold_opt_expr(&mut self, expr: P<Expr>) -> Option<P<Expr>>
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fn fold_stmt(&mut self, stmt: Stmt) -> SmallVec<[Stmt; 1]>
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fn fold_pat(&mut self, pat: P<Pat>) -> P<Pat>
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fn fold_ty(&mut self, ty: P<Ty>) -> P<Ty>
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fn fold_block(&mut self, block: P<Block>) -> P<Block>
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fn fold_mod(&mut self, module: Mod) -> Mod
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fn fold_mac(&mut self, mac: Mac) -> Mac
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fn fold_crate(&mut self, c: Crate) -> Crate
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fn fold_meta_items(&mut self, meta_items: Vec<MetaItem>) -> Vec<MetaItem>
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fn fold_meta_list_item(&mut self, list_item: NestedMetaItem) -> NestedMetaItem
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fn fold_meta_item(&mut self, meta_item: MetaItem) -> MetaItem
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fn fold_use_tree(&mut self, use_tree: UseTree) -> UseTree
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fn fold_foreign_item_simple(&mut self, ni: ForeignItem) -> ForeignItem
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fn fold_item_simple(&mut self, i: Item) -> Item
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fn fold_fn_header(&mut self, header: FnHeader) -> FnHeader
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fn fold_struct_field(&mut self, sf: StructField) -> StructField
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fn fold_item_kind(&mut self, i: ItemKind) -> ItemKind
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fn fold_fn_decl(&mut self, d: P<FnDecl>) -> P<FnDecl>
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fn fold_asyncness(&mut self, a: IsAsync) -> IsAsync
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fn fold_arm(&mut self, a: Arm) -> Arm
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fn fold_guard(&mut self, g: Guard) -> Guard
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fn fold_anon_const(&mut self, c: AnonConst) -> AnonConst
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fn fold_range_end(&mut self, re: RangeEnd) -> RangeEnd
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fn fold_exprs(&mut self, es: Vec<P<Expr>>) -> Vec<P<Expr>>
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fn fold_generic_arg(&mut self, arg: GenericArg) -> GenericArg
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fn fold_lifetime(&mut self, l: Lifetime) -> Lifetime
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fn fold_ty_binding(&mut self, t: TypeBinding) -> TypeBinding
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fn fold_foreign_mod(&mut self, nm: ForeignMod) -> ForeignMod
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fn fold_global_asm(&mut self, ga: P<GlobalAsm>) -> P<GlobalAsm>
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fn fold_variant(&mut self, v: Variant) -> Variant
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fn fold_ident(&mut self, i: Ident) -> Ident
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fn fold_usize(&mut self, i: usize) -> usize
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fn fold_path(&mut self, p: Path) -> Path
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fn fold_qpath(&mut self, qs: Option<QSelf>, p: Path) -> (Option<QSelf>, Path)
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fn fold_generic_args(&mut self, p: GenericArgs) -> GenericArgs
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fn fold_angle_bracketed_parameter_data(
&mut self,
p: AngleBracketedArgs
) -> AngleBracketedArgs
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&mut self,
p: AngleBracketedArgs
) -> AngleBracketedArgs
fn fold_parenthesized_parameter_data(
&mut self,
p: ParenthesizedArgs
) -> ParenthesizedArgs
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&mut self,
p: ParenthesizedArgs
) -> ParenthesizedArgs
fn fold_local(&mut self, l: P<Local>) -> P<Local>
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fn fold_macro_def(&mut self, def: MacroDef) -> MacroDef
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fn fold_label(&mut self, label: Label) -> Label
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fn fold_attribute(&mut self, at: Attribute) -> Option<Attribute>
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fn fold_arg(&mut self, a: Arg) -> Arg
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fn fold_generics(&mut self, generics: Generics) -> Generics
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fn fold_trait_ref(&mut self, p: TraitRef) -> TraitRef
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fn fold_poly_trait_ref(&mut self, p: PolyTraitRef) -> PolyTraitRef
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fn fold_variant_data(&mut self, vdata: VariantData) -> VariantData
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fn fold_generic_param(&mut self, param: GenericParam) -> GenericParam
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fn fold_generic_params(
&mut self,
params: Vec<GenericParam>
) -> Vec<GenericParam>
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&mut self,
params: Vec<GenericParam>
) -> Vec<GenericParam>
fn fold_tt(&mut self, tt: TokenTree) -> TokenTree
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fn fold_tts(&mut self, tts: TokenStream) -> TokenStream
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fn fold_token(&mut self, t: Token) -> Token
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fn fold_interpolated(&mut self, nt: Nonterminal) -> Nonterminal
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fn fold_opt_bounds(&mut self, b: Option<GenericBounds>) -> Option<GenericBounds>
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fn fold_bounds(&mut self, b: GenericBounds) -> GenericBounds
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fn fold_param_bound(&mut self, tpb: GenericBound) -> GenericBound
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fn fold_mt(&mut self, mt: MutTy) -> MutTy
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fn fold_field(&mut self, field: Field) -> Field
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fn fold_where_clause(&mut self, where_clause: WhereClause) -> WhereClause
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fn fold_where_predicate(
&mut self,
where_predicate: WherePredicate
) -> WherePredicate
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&mut self,
where_predicate: WherePredicate
) -> WherePredicate
fn fold_vis(&mut self, vis: Visibility) -> Visibility
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fn new_id(&mut self, i: NodeId) -> NodeId
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fn new_span(&mut self, sp: Span) -> Span
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Auto Trait Implementations
impl<'a, 'b> !Send for PlaceholderExpander<'a, 'b>
impl<'a, 'b> !Sync for PlaceholderExpander<'a, 'b>
Blanket Implementations
impl<T, U> Into for T where
U: From<T>,
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U: From<T>,
impl<T> From for T
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impl<T, U> TryFrom for T where
U: Into<T>,
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U: Into<T>,
type Error = !
🔬 This is a nightly-only experimental API. (
try_from
)The type returned in the event of a conversion error.
fn try_from(value: U) -> Result<T, <T as TryFrom<U>>::Error>
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impl<T> Borrow for T where
T: ?Sized,
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T: ?Sized,
impl<T> Any for T where
T: 'static + ?Sized,
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T: 'static + ?Sized,
impl<T> BorrowMut for T where
T: ?Sized,
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T: ?Sized,
fn borrow_mut(&mut self) -> &mut T
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impl<T, U> TryInto for T where
U: TryFrom<T>,
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U: TryFrom<T>,
type Error = <U as TryFrom<T>>::Error
🔬 This is a nightly-only experimental API. (
try_from
)The type returned in the event of a conversion error.
fn try_into(self) -> Result<U, <U as TryFrom<T>>::Error>
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impl<E> SpecializationError for E
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impl<T> Erased for T
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impl<T> Send for T where
T: ?Sized,
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T: ?Sized,
impl<T> Sync for T where
T: ?Sized,
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T: ?Sized,