Enum swc_ecma_ast::Pat

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pub enum Pat {
    Ident(BindingIdent),
    Array(ArrayPat),
    Rest(RestPat),
    Object(ObjectPat),
    Assign(AssignPat),
    Invalid(Invalid),
    Expr(Box<Expr>),
}

Variants§

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Ident(BindingIdent)

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Array(ArrayPat)

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Rest(RestPat)

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Object(ObjectPat)

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Assign(AssignPat)

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Invalid(Invalid)

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Expr(Box<Expr>)

Only for for-in / for-of loops. This is syntactically valid.

Implementations§

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impl Pat

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pub const fn is_ident(&self) -> bool

Returns true if self is of variant Ident.

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pub fn as_ident(&self) -> Option<&BindingIdent>

Returns Some if self is a reference of variant Ident, and None otherwise.

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pub fn as_mut_ident(&mut self) -> Option<&mut BindingIdent>

Returns Some if self is a mutable reference of variant Ident, and None otherwise.

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pub fn expect_ident(self) -> BindingIdentwhere Self: Debug,

Unwraps the value, yielding the content of Ident.

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Panics if the value is not Ident, with a panic message including the content of self.

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pub fn ident(self) -> Option<BindingIdent>

Returns Some if self is of variant Ident, and None otherwise.

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pub const fn is_array(&self) -> bool

Returns true if self is of variant Array.

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pub fn as_array(&self) -> Option<&ArrayPat>

Returns Some if self is a reference of variant Array, and None otherwise.

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pub fn as_mut_array(&mut self) -> Option<&mut ArrayPat>

Returns Some if self is a mutable reference of variant Array, and None otherwise.

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pub fn expect_array(self) -> ArrayPatwhere Self: Debug,

Unwraps the value, yielding the content of Array.

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Panics if the value is not Array, with a panic message including the content of self.

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pub fn array(self) -> Option<ArrayPat>

Returns Some if self is of variant Array, and None otherwise.

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pub const fn is_rest(&self) -> bool

Returns true if self is of variant Rest.

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pub fn as_rest(&self) -> Option<&RestPat>

Returns Some if self is a reference of variant Rest, and None otherwise.

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pub fn as_mut_rest(&mut self) -> Option<&mut RestPat>

Returns Some if self is a mutable reference of variant Rest, and None otherwise.

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pub fn expect_rest(self) -> RestPatwhere Self: Debug,

Unwraps the value, yielding the content of Rest.

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Panics if the value is not Rest, with a panic message including the content of self.

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pub fn rest(self) -> Option<RestPat>

Returns Some if self is of variant Rest, and None otherwise.

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pub const fn is_object(&self) -> bool

Returns true if self is of variant Object.

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pub fn as_object(&self) -> Option<&ObjectPat>

Returns Some if self is a reference of variant Object, and None otherwise.

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pub fn as_mut_object(&mut self) -> Option<&mut ObjectPat>

Returns Some if self is a mutable reference of variant Object, and None otherwise.

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pub fn expect_object(self) -> ObjectPatwhere Self: Debug,

Unwraps the value, yielding the content of Object.

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Panics if the value is not Object, with a panic message including the content of self.

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pub fn object(self) -> Option<ObjectPat>

Returns Some if self is of variant Object, and None otherwise.

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pub const fn is_assign(&self) -> bool

Returns true if self is of variant Assign.

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pub fn as_assign(&self) -> Option<&AssignPat>

Returns Some if self is a reference of variant Assign, and None otherwise.

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pub fn as_mut_assign(&mut self) -> Option<&mut AssignPat>

Returns Some if self is a mutable reference of variant Assign, and None otherwise.

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pub fn expect_assign(self) -> AssignPatwhere Self: Debug,

Unwraps the value, yielding the content of Assign.

Panics

Panics if the value is not Assign, with a panic message including the content of self.

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pub fn assign(self) -> Option<AssignPat>

Returns Some if self is of variant Assign, and None otherwise.

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pub const fn is_invalid(&self) -> bool

Returns true if self is of variant Invalid.

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pub fn as_invalid(&self) -> Option<&Invalid>

Returns Some if self is a reference of variant Invalid, and None otherwise.

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pub fn as_mut_invalid(&mut self) -> Option<&mut Invalid>

Returns Some if self is a mutable reference of variant Invalid, and None otherwise.

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pub fn expect_invalid(self) -> Invalidwhere Self: Debug,

Unwraps the value, yielding the content of Invalid.

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Panics if the value is not Invalid, with a panic message including the content of self.

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pub fn invalid(self) -> Option<Invalid>

Returns Some if self is of variant Invalid, and None otherwise.

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pub const fn is_expr(&self) -> bool

Returns true if self is of variant Expr.

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pub fn as_expr(&self) -> Option<&Box<Expr>>

Returns Some if self is a reference of variant Expr, and None otherwise.

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pub fn as_mut_expr(&mut self) -> Option<&mut Box<Expr>>

Returns Some if self is a mutable reference of variant Expr, and None otherwise.

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pub fn expect_expr(self) -> Box<Expr>where Self: Debug,

Unwraps the value, yielding the content of Expr.

Panics

Panics if the value is not Expr, with a panic message including the content of self.

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pub fn expr(self) -> Option<Box<Expr>>

Returns Some if self is of variant Expr, and None otherwise.

Trait Implementations§

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impl<'arbitrary> Arbitrary<'arbitrary> for Pat

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fn arbitrary(u: &mut Unstructured<'arbitrary>) -> Result<Self>

Generate an arbitrary value of Self from the given unstructured data. Read more
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fn arbitrary_take_rest(u: Unstructured<'arbitrary>) -> Result<Self>

Generate an arbitrary value of Self from the entirety of the given unstructured data. Read more
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fn size_hint(depth: usize) -> (usize, Option<usize>)

Get a size hint for how many bytes out of an Unstructured this type needs to construct itself. Read more
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impl Archive for Pat

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type Archived = ArchivedPat

The archived representation of this type. Read more
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type Resolver = PatResolver

The resolver for this type. It must contain all the additional information from serializing needed to make the archived type from the normal type.
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unsafe fn resolve( &self, pos: usize, resolver: <Self as Archive>::Resolver, out: *mut <Self as Archive>::Archived )

Creates the archived version of this value at the given position and writes it to the given output. Read more
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impl Clone for Pat

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fn clone(&self) -> Self

Returns a copy of the value. Read more
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fn clone_from(&mut self, source: &Self)

Performs copy-assignment from source. Read more
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impl Debug for Pat

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fn fmt(&self, f: &mut Formatter<'_>) -> Result

Formats the value using the given formatter. Read more
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impl<'de> Deserialize<'de> for Pat

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fn deserialize<__D>(__deserializer: __D) -> Result<Self, __D::Error>where __D: Deserializer<'de>,

Deserialize this value from the given Serde deserializer. Read more
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impl<__D> Deserialize<Pat, __D> for Archived<Pat>where __D: SharedDeserializeRegistry + Fallible + ?Sized,

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fn deserialize(&self, deserializer: &mut __D) -> Result<Pat, __D::Error>

Deserializes using the given deserializer
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impl EqIgnoreSpan for Pat

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fn eq_ignore_span(&self, other: &Self) -> bool

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impl From<(Atom<JsWordStaticSet>, SyntaxContext)> for Box<Pat>

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fn from(src: Id) -> Box<Pat>

Converts to this type from the input type.
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impl From<(Atom<JsWordStaticSet>, SyntaxContext)> for Pat

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fn from(src: Id) -> Pat

Converts to this type from the input type.
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impl From<ArrayPat> for Box<Pat>

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fn from(src: ArrayPat) -> Box<Pat>

Converts to this type from the input type.
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impl From<ArrayPat> for Pat

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fn from(v: ArrayPat) -> Self

Converts to this type from the input type.
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impl From<AssignPat> for Box<Pat>

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fn from(src: AssignPat) -> Box<Pat>

Converts to this type from the input type.
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impl From<AssignPat> for Pat

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fn from(v: AssignPat) -> Self

Converts to this type from the input type.
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impl From<BindingIdent> for Box<Pat>

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fn from(src: BindingIdent) -> Box<Pat>

Converts to this type from the input type.
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impl From<BindingIdent> for Pat

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fn from(v: BindingIdent) -> Self

Converts to this type from the input type.
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impl From<Box<Expr, Global>> for Pat

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fn from(v: Box<Expr>) -> Self

Converts to this type from the input type.
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impl From<Ident> for Box<Pat>

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fn from(src: Ident) -> Box<Pat>

Converts to this type from the input type.
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impl From<Ident> for Pat

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fn from(src: Ident) -> Pat

Converts to this type from the input type.
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impl From<Invalid> for Pat

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fn from(v: Invalid) -> Self

Converts to this type from the input type.
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impl From<ObjectPat> for Box<Pat>

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fn from(src: ObjectPat) -> Box<Pat>

Converts to this type from the input type.
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impl From<ObjectPat> for Pat

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fn from(v: ObjectPat) -> Self

Converts to this type from the input type.
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impl From<Pat> for ForHead

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fn from(src: Pat) -> ForHead

Converts to this type from the input type.
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impl From<Pat> for Param

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fn from(pat: Pat) -> Self

Converts to this type from the input type.
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impl From<Pat> for PatOrExpr

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fn from(src: Pat) -> PatOrExpr

Converts to this type from the input type.
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impl From<RestPat> for Box<Pat>

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fn from(src: RestPat) -> Box<Pat>

Converts to this type from the input type.
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impl From<RestPat> for Pat

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fn from(v: RestPat) -> Self

Converts to this type from the input type.
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impl Hash for Pat

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fn hash<__H: Hasher>(&self, state: &mut __H)

Feeds this value into the given Hasher. Read more
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fn hash_slice<H>(data: &[Self], state: &mut H)where H: Hasher, Self: Sized,

Feeds a slice of this type into the given Hasher. Read more
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impl PartialEq<Pat> for Pat

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fn eq(&self, other: &Pat) -> bool

This method tests for self and other values to be equal, and is used by ==.
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fn ne(&self, other: &Rhs) -> bool

This method tests for !=. The default implementation is almost always sufficient, and should not be overridden without very good reason.
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impl<__S> Serialize<__S> for Patwhere __S: Serializer + ScratchSpace + SharedSerializeRegistry + Fallible + ?Sized,

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fn serialize( &self, serializer: &mut __S ) -> Result<<Self as Archive>::Resolver, __S::Error>

Writes the dependencies for the object and returns a resolver that can create the archived type.
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impl Serialize for Pat

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fn serialize<__S>(&self, __serializer: __S) -> Result<__S::Ok, __S::Error>where __S: Serializer,

Serialize this value into the given Serde serializer. Read more
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impl Spanned for Pat

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fn span(&self) -> Span

Get span of self.
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fn span_lo(&self) -> BytePos

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fn span_hi(&self) -> BytePos

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impl Take for Pat

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fn dummy() -> Self

Create a dummy value of this type.
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fn take(&mut self) -> Self

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fn map_with_mut<F>(&mut self, op: F)where F: FnOnce(Self) -> Self,

Mutate self using op, which accepts owned data.
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impl Eq for Pat

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impl StructuralEq for Pat

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impl StructuralPartialEq for Pat

Auto Trait Implementations§

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impl RefUnwindSafe for Pat

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impl Send for Pat

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impl Sync for Pat

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impl Unpin for Pat

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impl UnwindSafe for Pat

Blanket Implementations§

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impl<T> Any for Twhere T: 'static + ?Sized,

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fn type_id(&self) -> TypeId

Gets the TypeId of self. Read more
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impl<T> ArchivePointee for T

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type ArchivedMetadata = ()

The archived version of the pointer metadata for this type.
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fn pointer_metadata( _: &<T as ArchivePointee>::ArchivedMetadata ) -> <T as Pointee>::Metadata

Converts some archived metadata to the pointer metadata for itself.
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impl<T> ArchiveUnsized for Twhere T: Archive,

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type Archived = <T as Archive>::Archived

The archived counterpart of this type. Unlike Archive, it may be unsized. Read more
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type MetadataResolver = ()

The resolver for the metadata of this type. Read more
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unsafe fn resolve_metadata( &self, _: usize, _: <T as ArchiveUnsized>::MetadataResolver, _: *mut <<T as ArchiveUnsized>::Archived as ArchivePointee>::ArchivedMetadata )

Creates the archived version of the metadata for this value at the given position and writes it to the given output. Read more
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unsafe fn resolve_unsized( &self, from: usize, to: usize, resolver: Self::MetadataResolver, out: *mut RelPtr<Self::Archived, <isize as Archive>::Archived> )

Resolves a relative pointer to this value with the given from and to and writes it to the given output. Read more
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impl<T> Borrow<T> for Twhere T: ?Sized,

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fn borrow(&self) -> &T

Immutably borrows from an owned value. Read more
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impl<T> BorrowMut<T> for Twhere T: ?Sized,

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fn borrow_mut(&mut self) -> &mut T

Mutably borrows from an owned value. Read more
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impl<T> CallHasher for Twhere T: Hash + ?Sized,

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default fn get_hash<H, B>(value: &H, build_hasher: &B) -> u64where H: Hash + ?Sized, B: BuildHasher,

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impl<F, W, T, D> Deserialize<With<T, W>, D> for Fwhere W: DeserializeWith<F, T, D>, D: Fallible + ?Sized, F: ?Sized,

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fn deserialize( &self, deserializer: &mut D ) -> Result<With<T, W>, <D as Fallible>::Error>

Deserializes using the given deserializer
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impl<T> From<T> for T

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fn from(t: T) -> T

Returns the argument unchanged.

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impl<T> Instrument for T

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fn instrument(self, span: Span) -> Instrumented<Self>

Instruments this type with the provided Span, returning an Instrumented wrapper. Read more
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fn in_current_span(self) -> Instrumented<Self>

Instruments this type with the current Span, returning an Instrumented wrapper. Read more
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impl<T, U> Into<U> for Twhere U: From<T>,

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fn into(self) -> U

Calls U::from(self).

That is, this conversion is whatever the implementation of From<T> for U chooses to do.

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impl<T> LayoutRaw for T

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fn layout_raw(_: <T as Pointee>::Metadata) -> Result<Layout, LayoutError>

Gets the layout of the type.
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impl<T> Pointee for T

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type Metadata = ()

The type for metadata in pointers and references to Self.
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impl<T, S> SerializeUnsized<S> for Twhere T: Serialize<S>, S: Serializer + ?Sized,

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fn serialize_unsized( &self, serializer: &mut S ) -> Result<usize, <S as Fallible>::Error>

Writes the object and returns the position of the archived type.
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fn serialize_metadata(&self, _: &mut S) -> Result<(), <S as Fallible>::Error>

Serializes the metadata for the given type.
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impl<T> SpanExt for Twhere T: Spanned,

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fn is_synthesized(&self) -> bool

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fn starts_on_new_line(&self, format: ListFormat) -> bool

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fn comment_range(&self) -> Span

Gets a custom text range to use when emitting comments.
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impl<T> ToOwned for Twhere T: Clone,

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type Owned = T

The resulting type after obtaining ownership.
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fn to_owned(&self) -> T

Creates owned data from borrowed data, usually by cloning. Read more
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fn clone_into(&self, target: &mut T)

Uses borrowed data to replace owned data, usually by cloning. Read more
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impl<T, U> TryFrom<U> for Twhere U: Into<T>,

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type Error = Infallible

The type returned in the event of a conversion error.
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fn try_from(value: U) -> Result<T, <T as TryFrom<U>>::Error>

Performs the conversion.
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impl<T, U> TryInto<U> for Twhere U: TryFrom<T>,

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

The type returned in the event of a conversion error.
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fn try_into(self) -> Result<U, <U as TryFrom<T>>::Error>

Performs the conversion.
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impl<T> WithSubscriber for T

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fn with_subscriber<S>(self, subscriber: S) -> WithDispatch<Self>where S: Into<Dispatch>,

Attaches the provided Subscriber to this type, returning a WithDispatch wrapper. Read more
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fn with_current_subscriber(self) -> WithDispatch<Self>

Attaches the current default Subscriber to this type, returning a WithDispatch wrapper. Read more
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impl<T> DeserializeOwned for Twhere T: for<'de> Deserialize<'de>,

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impl<T> Send for Twhere T: ?Sized,

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impl<T> Sync for Twhere T: ?Sized,