Enum swc_ecma_ast::Expr

pub enum Expr {
    This(ThisExpr),
    Array(ArrayLit),
    Object(ObjectLit),
    Fn(FnExpr),
    Unary(UnaryExpr),
    Update(UpdateExpr),
    Bin(BinExpr),
    Assign(AssignExpr),
    Member(MemberExpr),
    SuperProp(SuperPropExpr),
    Cond(CondExpr),
    Call(CallExpr),
    New(NewExpr),
    Seq(SeqExpr),
    Ident(Ident),
    Lit(Lit),
    Tpl(Tpl),
    TaggedTpl(TaggedTpl),
    Arrow(ArrowExpr),
    Class(ClassExpr),
    Yield(YieldExpr),
    MetaProp(MetaPropExpr),
    Await(AwaitExpr),
    Paren(ParenExpr),
    JSXMember(JSXMemberExpr),
    JSXNamespacedName(JSXNamespacedName),
    JSXEmpty(JSXEmptyExpr),
    JSXElement(Box<JSXElement>),
    JSXFragment(JSXFragment),
    TsTypeAssertion(TsTypeAssertion),
    TsConstAssertion(TsConstAssertion),
    TsNonNull(TsNonNullExpr),
    TsAs(TsAsExpr),
    TsInstantiation(TsInstantiation),
    TsSatisfies(TsSatisfiesExpr),
    PrivateName(PrivateName),
    OptChain(OptChainExpr),
    Invalid(Invalid),
}

Variants

This(ThisExpr)

Array(ArrayLit)

Object(ObjectLit)

Fn(FnExpr)

Unary(UnaryExpr)

Update(UpdateExpr)

++v, --v, v++, v--

Bin(BinExpr)

Assign(AssignExpr)

Member(MemberExpr)

A member expression. If computed is true, the node corresponds to a computed (a[b]) member expression and property is an Expression. If computed is false, the node corresponds to a static (a.b) member expression and property is an Identifier.

SuperProp(SuperPropExpr)

Cond(CondExpr)

true ? ‘a’ : ‘b’

Call(CallExpr)

New(NewExpr)

new Cat()

Seq(SeqExpr)

Ident(Ident)

Lit(Lit)

Tpl(Tpl)

TaggedTpl(TaggedTpl)

Arrow(ArrowExpr)

Class(ClassExpr)

Yield(YieldExpr)

MetaProp(MetaPropExpr)

Await(AwaitExpr)

Paren(ParenExpr)

JSXMember(JSXMemberExpr)

JSXNamespacedName(JSXNamespacedName)

JSXEmpty(JSXEmptyExpr)

JSXElement(Box<JSXElement>)

JSXFragment(JSXFragment)

TsTypeAssertion(TsTypeAssertion)

TsConstAssertion(TsConstAssertion)

TsNonNull(TsNonNullExpr)

TsAs(TsAsExpr)

TsInstantiation(TsInstantiation)

TsSatisfies(TsSatisfiesExpr)

PrivateName(PrivateName)

OptChain(OptChainExpr)

Invalid(Invalid)

Implementations

impl Expr

pub fn is_this(&self) -> bool

Returns true if self is of variant This.

pub fn as_this(&self) -> Option<&ThisExpr>

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

pub fn as_mut_this(&mut self) -> Option<&mut ThisExpr>

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

pub fn expect_this(self) -> ThisExprwhere
    Self: Debug,

Unwraps the value, yielding the content of This.

Panics

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

pub fn this(self) -> Option<ThisExpr>

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

pub fn is_array(&self) -> bool

Returns true if self is of variant Array.

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

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

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

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

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

Unwraps the value, yielding the content of Array.

Panics

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

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

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

pub fn is_object(&self) -> bool

Returns true if self is of variant Object.

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

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

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

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

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

Unwraps the value, yielding the content of Object.

Panics

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

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

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

pub fn is_fn_expr(&self) -> bool

Returns true if self is of variant Fn.

pub fn as_fn_expr(&self) -> Option<&FnExpr>

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

pub fn as_mut_fn_expr(&mut self) -> Option<&mut FnExpr>

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

pub fn expect_fn_expr(self) -> FnExprwhere
    Self: Debug,

Unwraps the value, yielding the content of Fn.

Panics

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

pub fn fn_expr(self) -> Option<FnExpr>

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

pub fn is_unary(&self) -> bool

Returns true if self is of variant Unary.

pub fn as_unary(&self) -> Option<&UnaryExpr>

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

pub fn as_mut_unary(&mut self) -> Option<&mut UnaryExpr>

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

pub fn expect_unary(self) -> UnaryExprwhere
    Self: Debug,

Unwraps the value, yielding the content of Unary.

Panics

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

pub fn unary(self) -> Option<UnaryExpr>

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

pub fn is_update(&self) -> bool

Returns true if self is of variant Update.

pub fn as_update(&self) -> Option<&UpdateExpr>

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

pub fn as_mut_update(&mut self) -> Option<&mut UpdateExpr>

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

pub fn expect_update(self) -> UpdateExprwhere
    Self: Debug,

Unwraps the value, yielding the content of Update.

Panics

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

pub fn update(self) -> Option<UpdateExpr>

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

pub fn is_bin(&self) -> bool

Returns true if self is of variant Bin.

pub fn as_bin(&self) -> Option<&BinExpr>

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

pub fn as_mut_bin(&mut self) -> Option<&mut BinExpr>

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

pub fn expect_bin(self) -> BinExprwhere
    Self: Debug,

Unwraps the value, yielding the content of Bin.

Panics

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

pub fn bin(self) -> Option<BinExpr>

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

pub fn is_assign(&self) -> bool

Returns true if self is of variant Assign.

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

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

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

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

pub fn expect_assign(self) -> AssignExprwhere
    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.

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

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

pub fn is_member(&self) -> bool

Returns true if self is of variant Member.

pub fn as_member(&self) -> Option<&MemberExpr>

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

pub fn as_mut_member(&mut self) -> Option<&mut MemberExpr>

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

pub fn expect_member(self) -> MemberExprwhere
    Self: Debug,

Unwraps the value, yielding the content of Member.

Panics

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

pub fn member(self) -> Option<MemberExpr>

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

pub fn is_super_prop(&self) -> bool

Returns true if self is of variant SuperProp.

pub fn as_super_prop(&self) -> Option<&SuperPropExpr>

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

pub fn as_mut_super_prop(&mut self) -> Option<&mut SuperPropExpr>

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

pub fn expect_super_prop(self) -> SuperPropExprwhere
    Self: Debug,

Unwraps the value, yielding the content of SuperProp.

Panics

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

pub fn super_prop(self) -> Option<SuperPropExpr>

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

pub fn is_cond(&self) -> bool

Returns true if self is of variant Cond.

pub fn as_cond(&self) -> Option<&CondExpr>

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

pub fn as_mut_cond(&mut self) -> Option<&mut CondExpr>

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

pub fn expect_cond(self) -> CondExprwhere
    Self: Debug,

Unwraps the value, yielding the content of Cond.

Panics

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

pub fn cond(self) -> Option<CondExpr>

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

pub fn is_call(&self) -> bool

Returns true if self is of variant Call.

pub fn as_call(&self) -> Option<&CallExpr>

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

pub fn as_mut_call(&mut self) -> Option<&mut CallExpr>

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

pub fn expect_call(self) -> CallExprwhere
    Self: Debug,

Unwraps the value, yielding the content of Call.

Panics

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

pub fn call(self) -> Option<CallExpr>

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

pub fn is_new(&self) -> bool

Returns true if self is of variant New.

pub fn as_new(&self) -> Option<&NewExpr>

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

pub fn as_mut_new(&mut self) -> Option<&mut NewExpr>

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

pub fn expect_new(self) -> NewExprwhere
    Self: Debug,

Unwraps the value, yielding the content of New.

Panics

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

pub fn new(self) -> Option<NewExpr>

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

pub fn is_seq(&self) -> bool

Returns true if self is of variant Seq.

pub fn as_seq(&self) -> Option<&SeqExpr>

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

pub fn as_mut_seq(&mut self) -> Option<&mut SeqExpr>

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

pub fn expect_seq(self) -> SeqExprwhere
    Self: Debug,

Unwraps the value, yielding the content of Seq.

Panics

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

pub fn seq(self) -> Option<SeqExpr>

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

pub fn is_ident(&self) -> bool

Returns true if self is of variant Ident.

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

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

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

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

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

Unwraps the value, yielding the content of Ident.

Panics

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

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

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

pub fn is_lit(&self) -> bool

Returns true if self is of variant Lit.

pub fn as_lit(&self) -> Option<&Lit>

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

pub fn as_mut_lit(&mut self) -> Option<&mut Lit>

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

pub fn expect_lit(self) -> Litwhere
    Self: Debug,

Unwraps the value, yielding the content of Lit.

Panics

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

pub fn lit(self) -> Option<Lit>

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

pub fn is_tpl(&self) -> bool

Returns true if self is of variant Tpl.

pub fn as_tpl(&self) -> Option<&Tpl>

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

pub fn as_mut_tpl(&mut self) -> Option<&mut Tpl>

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

pub fn expect_tpl(self) -> Tplwhere
    Self: Debug,

Unwraps the value, yielding the content of Tpl.

Panics

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

pub fn tpl(self) -> Option<Tpl>

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

pub fn is_tagged_tpl(&self) -> bool

Returns true if self is of variant TaggedTpl.

pub fn as_tagged_tpl(&self) -> Option<&TaggedTpl>

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

pub fn as_mut_tagged_tpl(&mut self) -> Option<&mut TaggedTpl>

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

pub fn expect_tagged_tpl(self) -> TaggedTplwhere
    Self: Debug,

Unwraps the value, yielding the content of TaggedTpl.

Panics

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

pub fn tagged_tpl(self) -> Option<TaggedTpl>

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

pub fn is_arrow(&self) -> bool

Returns true if self is of variant Arrow.

pub fn as_arrow(&self) -> Option<&ArrowExpr>

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

pub fn as_mut_arrow(&mut self) -> Option<&mut ArrowExpr>

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

pub fn expect_arrow(self) -> ArrowExprwhere
    Self: Debug,

Unwraps the value, yielding the content of Arrow.

Panics

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

pub fn arrow(self) -> Option<ArrowExpr>

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

pub fn is_class(&self) -> bool

Returns true if self is of variant Class.

pub fn as_class(&self) -> Option<&ClassExpr>

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

pub fn as_mut_class(&mut self) -> Option<&mut ClassExpr>

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

pub fn expect_class(self) -> ClassExprwhere
    Self: Debug,

Unwraps the value, yielding the content of Class.

Panics

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

pub fn class(self) -> Option<ClassExpr>

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

pub fn is_yield_expr(&self) -> bool

Returns true if self is of variant Yield.

pub fn as_yield_expr(&self) -> Option<&YieldExpr>

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

pub fn as_mut_yield_expr(&mut self) -> Option<&mut YieldExpr>

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

pub fn expect_yield_expr(self) -> YieldExprwhere
    Self: Debug,

Unwraps the value, yielding the content of Yield.

Panics

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

pub fn yield_expr(self) -> Option<YieldExpr>

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

pub fn is_meta_prop(&self) -> bool

Returns true if self is of variant MetaProp.

pub fn as_meta_prop(&self) -> Option<&MetaPropExpr>

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

pub fn as_mut_meta_prop(&mut self) -> Option<&mut MetaPropExpr>

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

pub fn expect_meta_prop(self) -> MetaPropExprwhere
    Self: Debug,

Unwraps the value, yielding the content of MetaProp.

Panics

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

pub fn meta_prop(self) -> Option<MetaPropExpr>

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

pub fn is_await_expr(&self) -> bool

Returns true if self is of variant Await.

pub fn as_await_expr(&self) -> Option<&AwaitExpr>

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

pub fn as_mut_await_expr(&mut self) -> Option<&mut AwaitExpr>

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

pub fn expect_await_expr(self) -> AwaitExprwhere
    Self: Debug,

Unwraps the value, yielding the content of Await.

Panics

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

pub fn await_expr(self) -> Option<AwaitExpr>

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

pub fn is_paren(&self) -> bool

Returns true if self is of variant Paren.

pub fn as_paren(&self) -> Option<&ParenExpr>

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

pub fn as_mut_paren(&mut self) -> Option<&mut ParenExpr>

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

pub fn expect_paren(self) -> ParenExprwhere
    Self: Debug,

Unwraps the value, yielding the content of Paren.

Panics

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

pub fn paren(self) -> Option<ParenExpr>

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

pub fn is_jsx_member(&self) -> bool

Returns true if self is of variant JSXMember.

pub fn as_jsx_member(&self) -> Option<&JSXMemberExpr>

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

pub fn as_mut_jsx_member(&mut self) -> Option<&mut JSXMemberExpr>

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

pub fn expect_jsx_member(self) -> JSXMemberExprwhere
    Self: Debug,

Unwraps the value, yielding the content of JSXMember.

Panics

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

pub fn jsx_member(self) -> Option<JSXMemberExpr>

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

pub fn is_jsx_namespaced_name(&self) -> bool

Returns true if self is of variant JSXNamespacedName.

pub fn as_jsx_namespaced_name(&self) -> Option<&JSXNamespacedName>

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

pub fn as_mut_jsx_namespaced_name(&mut self) -> Option<&mut JSXNamespacedName>

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

pub fn expect_jsx_namespaced_name(self) -> JSXNamespacedNamewhere
    Self: Debug,

Unwraps the value, yielding the content of JSXNamespacedName.

Panics

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

pub fn jsx_namespaced_name(self) -> Option<JSXNamespacedName>

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

pub fn is_jsx_empty(&self) -> bool

Returns true if self is of variant JSXEmpty.

pub fn as_jsx_empty(&self) -> Option<&JSXEmptyExpr>

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

pub fn as_mut_jsx_empty(&mut self) -> Option<&mut JSXEmptyExpr>

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

pub fn expect_jsx_empty(self) -> JSXEmptyExprwhere
    Self: Debug,

Unwraps the value, yielding the content of JSXEmpty.

Panics

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

pub fn jsx_empty(self) -> Option<JSXEmptyExpr>

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

pub fn is_jsx_element(&self) -> bool

Returns true if self is of variant JSXElement.

pub fn as_jsx_element(&self) -> Option<&Box<JSXElement>>

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

pub fn as_mut_jsx_element(&mut self) -> Option<&mut Box<JSXElement>>

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

pub fn expect_jsx_element(self) -> Box<JSXElement>where
    Self: Debug,

Unwraps the value, yielding the content of JSXElement.

Panics

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

pub fn jsx_element(self) -> Option<Box<JSXElement>>

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

pub fn is_jsx_fragment(&self) -> bool

Returns true if self is of variant JSXFragment.

pub fn as_jsx_fragment(&self) -> Option<&JSXFragment>

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

pub fn as_mut_jsx_fragment(&mut self) -> Option<&mut JSXFragment>

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

pub fn expect_jsx_fragment(self) -> JSXFragmentwhere
    Self: Debug,

Unwraps the value, yielding the content of JSXFragment.

Panics

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

pub fn jsx_fragment(self) -> Option<JSXFragment>

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

pub fn is_ts_type_assertion(&self) -> bool

Returns true if self is of variant TsTypeAssertion.

pub fn as_ts_type_assertion(&self) -> Option<&TsTypeAssertion>

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

pub fn as_mut_ts_type_assertion(&mut self) -> Option<&mut TsTypeAssertion>

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

pub fn expect_ts_type_assertion(self) -> TsTypeAssertionwhere
    Self: Debug,

Unwraps the value, yielding the content of TsTypeAssertion.

Panics

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

pub fn ts_type_assertion(self) -> Option<TsTypeAssertion>

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

pub fn is_ts_const_assertion(&self) -> bool

Returns true if self is of variant TsConstAssertion.

pub fn as_ts_const_assertion(&self) -> Option<&TsConstAssertion>

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

pub fn as_mut_ts_const_assertion(&mut self) -> Option<&mut TsConstAssertion>

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

pub fn expect_ts_const_assertion(self) -> TsConstAssertionwhere
    Self: Debug,

Unwraps the value, yielding the content of TsConstAssertion.

Panics

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

pub fn ts_const_assertion(self) -> Option<TsConstAssertion>

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

pub fn is_ts_non_null(&self) -> bool

Returns true if self is of variant TsNonNull.

pub fn as_ts_non_null(&self) -> Option<&TsNonNullExpr>

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

pub fn as_mut_ts_non_null(&mut self) -> Option<&mut TsNonNullExpr>

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

pub fn expect_ts_non_null(self) -> TsNonNullExprwhere
    Self: Debug,

Unwraps the value, yielding the content of TsNonNull.

Panics

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

pub fn ts_non_null(self) -> Option<TsNonNullExpr>

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

pub fn is_ts_as(&self) -> bool

Returns true if self is of variant TsAs.

pub fn as_ts_as(&self) -> Option<&TsAsExpr>

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

pub fn as_mut_ts_as(&mut self) -> Option<&mut TsAsExpr>

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

pub fn expect_ts_as(self) -> TsAsExprwhere
    Self: Debug,

Unwraps the value, yielding the content of TsAs.

Panics

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

pub fn ts_as(self) -> Option<TsAsExpr>

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

pub fn is_ts_instantiation(&self) -> bool

Returns true if self is of variant TsInstantiation.

pub fn as_ts_instantiation(&self) -> Option<&TsInstantiation>

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

pub fn as_mut_ts_instantiation(&mut self) -> Option<&mut TsInstantiation>

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

pub fn expect_ts_instantiation(self) -> TsInstantiationwhere
    Self: Debug,

Unwraps the value, yielding the content of TsInstantiation.

Panics

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

pub fn ts_instantiation(self) -> Option<TsInstantiation>

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

pub fn is_ts_satisfies(&self) -> bool

Returns true if self is of variant TsSatisfies.

pub fn as_ts_satisfies(&self) -> Option<&TsSatisfiesExpr>

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

pub fn as_mut_ts_satisfies(&mut self) -> Option<&mut TsSatisfiesExpr>

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

pub fn expect_ts_satisfies(self) -> TsSatisfiesExprwhere
    Self: Debug,

Unwraps the value, yielding the content of TsSatisfies.

Panics

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

pub fn ts_satisfies(self) -> Option<TsSatisfiesExpr>

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

pub fn is_private_name(&self) -> bool

Returns true if self is of variant PrivateName.

pub fn as_private_name(&self) -> Option<&PrivateName>

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

pub fn as_mut_private_name(&mut self) -> Option<&mut PrivateName>

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

pub fn expect_private_name(self) -> PrivateNamewhere
    Self: Debug,

Unwraps the value, yielding the content of PrivateName.

Panics

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

pub fn private_name(self) -> Option<PrivateName>

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

pub fn is_opt_chain(&self) -> bool

Returns true if self is of variant OptChain.

pub fn as_opt_chain(&self) -> Option<&OptChainExpr>

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

pub fn as_mut_opt_chain(&mut self) -> Option<&mut OptChainExpr>

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

pub fn expect_opt_chain(self) -> OptChainExprwhere
    Self: Debug,

Unwraps the value, yielding the content of OptChain.

Panics

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

pub fn opt_chain(self) -> Option<OptChainExpr>

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

pub fn is_invalid(&self) -> bool

Returns true if self is of variant Invalid.

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

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

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

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

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

Unwraps the value, yielding the content of Invalid.

Panics

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

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

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

impl Expr

pub fn unwrap_parens(&self) -> &Expr

Normalize parenthesized expressions.

This will normalize (foo), ((foo)), … to foo.

If self is not a parenthesized expression, it will be returned as is.

pub fn unwrap_parens_mut(&mut self) -> &mut Expr

Normalize parenthesized expressions.

This will normalize (foo), ((foo)), … to foo.

If self is not a parenthesized expression, it will be returned as is.

pub fn from_exprs(exprs: Vec<Box<Expr>>) -> Box<Expr>

Creates an expression from exprs. This will return first element if the length is 1 and a sequential expression otherwise.

Panics

Panics if exprs is empty.

pub fn directness_maters(&self) -> bool

Returns true for eval and member expressions.

Trait Implementations

impl Clone for Expr

fn clone(&self) -> Self

Returns a copy of the value.

fn clone_from(&mut self, source: &Self)

Performs copy-assignment from source.

impl Debug for Expr

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

Formats the value using the given formatter.

impl<'de> Deserialize<'de> for Expr

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

Deserialize this value from the given Serde deserializer.

impl EqIgnoreSpan for Expr

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

impl From<&str> for Box<Expr>

fn from(src: &str) -> Box<Expr>

Converts to this type from the input type.

impl From<&str> for Expr

fn from(src: &str) -> Expr

Converts to this type from the input type.

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

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

Converts to this type from the input type.

impl From<(Atom<JsWordStaticSet>, SyntaxContext)> for Expr

fn from(src: Id) -> Expr

Converts to this type from the input type.

impl From<ArrayLit> for Box<Expr>

fn from(src: ArrayLit) -> Box<Expr>

Converts to this type from the input type.

impl From<ArrayLit> for Expr

fn from(v: ArrayLit) -> Self

Converts to this type from the input type.

impl From<ArrowExpr> for Box<Expr>

fn from(src: ArrowExpr) -> Box<Expr>

Converts to this type from the input type.

impl From<ArrowExpr> for Expr

fn from(v: ArrowExpr) -> Self

Converts to this type from the input type.

impl From<AssignExpr> for Box<Expr>

fn from(src: AssignExpr) -> Box<Expr>

Converts to this type from the input type.

impl From<AssignExpr> for Expr

fn from(v: AssignExpr) -> Self

Converts to this type from the input type.

impl From<Atom<JsWordStaticSet>> for Box<Expr>

fn from(src: JsWord) -> Box<Expr>

Converts to this type from the input type.

impl From<Atom<JsWordStaticSet>> for Expr

fn from(src: JsWord) -> Expr

Converts to this type from the input type.

impl From<Atom> for Box<Expr>

fn from(src: Atom) -> Box<Expr>

Converts to this type from the input type.

impl From<Atom> for Expr

fn from(src: Atom) -> Expr

Converts to this type from the input type.

impl From<AwaitExpr> for Box<Expr>

fn from(src: AwaitExpr) -> Box<Expr>

Converts to this type from the input type.

impl From<AwaitExpr> for Expr

fn from(v: AwaitExpr) -> Self

Converts to this type from the input type.

impl From<BigInt> for Box<Expr>

fn from(src: BigInt) -> Box<Expr>

Converts to this type from the input type.

impl From<BigInt> for Box<Expr>

fn from(src: BigIntValue) -> Box<Expr>

Converts to this type from the input type.

impl From<BigInt> for Expr

fn from(src: BigInt) -> Expr

Converts to this type from the input type.

impl From<BigInt> for Expr

fn from(src: BigIntValue) -> Expr

Converts to this type from the input type.

impl From<BinExpr> for Box<Expr>

fn from(src: BinExpr) -> Box<Expr>

Converts to this type from the input type.

impl From<BinExpr> for Expr

fn from(v: BinExpr) -> Self

Converts to this type from the input type.

impl From<Bool> for Box<Expr>

fn from(src: Bool) -> Box<Expr>

Converts to this type from the input type.

impl From<Bool> for Expr

fn from(src: Bool) -> Expr

Converts to this type from the input type.

impl From<Box<Class, Global>> for Box<Expr>

fn from(src: Box<Class>) -> Box<Expr>

Converts to this type from the input type.

impl From<Box<Class, Global>> for Expr

fn from(src: Box<Class>) -> Expr

Converts to this type from the input type.

impl From<Box<Function, Global>> for Box<Expr>

fn from(src: Box<Function>) -> Box<Expr>

Converts to this type from the input type.

impl From<Box<Function, Global>> for Expr

fn from(src: Box<Function>) -> Expr

Converts to this type from the input type.

impl From<Box<JSXElement, Global>> for Box<Expr>

fn from(src: Box<JSXElement>) -> Box<Expr>

Converts to this type from the input type.

impl From<Box<JSXElement, Global>> for Expr

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

Converts to this type from the input type.

impl From<CallExpr> for Box<Expr>

fn from(src: CallExpr) -> Box<Expr>

Converts to this type from the input type.

impl From<CallExpr> for Expr

fn from(v: CallExpr) -> Self

Converts to this type from the input type.

impl From<Class> for Box<Expr>

fn from(src: Class) -> Box<Expr>

Converts to this type from the input type.

impl From<Class> for Expr

fn from(src: Class) -> Expr

Converts to this type from the input type.

impl From<ClassExpr> for Box<Expr>

fn from(src: ClassExpr) -> Box<Expr>

Converts to this type from the input type.

impl From<ClassExpr> for Expr

fn from(v: ClassExpr) -> Self

Converts to this type from the input type.

impl From<CondExpr> for Box<Expr>

fn from(src: CondExpr) -> Box<Expr>

Converts to this type from the input type.

impl From<CondExpr> for Expr

fn from(v: CondExpr) -> Self

Converts to this type from the input type.

impl From<Cow<'_, str>> for Box<Expr>

fn from(src: Cow<'_, str>) -> Box<Expr>

Converts to this type from the input type.

impl From<Cow<'_, str>> for Expr

fn from(src: Cow<'_, str>) -> Expr

Converts to this type from the input type.

impl From<Expr> for ExprOrSpread

fn from(src: Expr) -> ExprOrSpread

Converts to this type from the input type.

impl From<Expr> for VarDeclOrExpr

fn from(src: Expr) -> VarDeclOrExpr

Converts to this type from the input type.

impl From<FnExpr> for Box<Expr>

fn from(src: FnExpr) -> Box<Expr>

Converts to this type from the input type.

impl From<FnExpr> for Expr

fn from(v: FnExpr) -> Self

Converts to this type from the input type.

impl From<Function> for Box<Expr>

fn from(src: Function) -> Box<Expr>

Converts to this type from the input type.

impl From<Function> for Expr

fn from(src: Function) -> Expr

Converts to this type from the input type.

impl From<Ident> for Box<Expr>

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

Converts to this type from the input type.

impl From<Ident> for Expr

fn from(v: Ident) -> Self

Converts to this type from the input type.

impl From<Invalid> for Expr

fn from(v: Invalid) -> Self

Converts to this type from the input type.

impl From<JSXEmptyExpr> for Box<Expr>

fn from(src: JSXEmptyExpr) -> Box<Expr>

Converts to this type from the input type.

impl From<JSXEmptyExpr> for Expr

fn from(v: JSXEmptyExpr) -> Self

Converts to this type from the input type.

impl From<JSXFragment> for Box<Expr>

fn from(src: JSXFragment) -> Box<Expr>

Converts to this type from the input type.

impl From<JSXFragment> for Expr

fn from(v: JSXFragment) -> Self

Converts to this type from the input type.

impl From<JSXMemberExpr> for Box<Expr>

fn from(src: JSXMemberExpr) -> Box<Expr>

Converts to this type from the input type.

impl From<JSXMemberExpr> for Expr

fn from(v: JSXMemberExpr) -> Self

Converts to this type from the input type.

impl From<JSXNamespacedName> for Box<Expr>

fn from(src: JSXNamespacedName) -> Box<Expr>

Converts to this type from the input type.

impl From<JSXNamespacedName> for Expr

fn from(v: JSXNamespacedName) -> Self

Converts to this type from the input type.

impl From<JSXText> for Box<Expr>

fn from(src: JSXText) -> Box<Expr>

Converts to this type from the input type.

impl From<JSXText> for Expr

fn from(src: JSXText) -> Expr

Converts to this type from the input type.

impl From<Lit> for Box<Expr>

fn from(src: Lit) -> Box<Expr>

Converts to this type from the input type.

impl From<Lit> for Expr

fn from(v: Lit) -> Self

Converts to this type from the input type.

impl From<MemberExpr> for Box<Expr>

fn from(src: MemberExpr) -> Box<Expr>

Converts to this type from the input type.

impl From<MemberExpr> for Expr

fn from(v: MemberExpr) -> Self

Converts to this type from the input type.

impl From<MetaPropExpr> for Box<Expr>

fn from(src: MetaPropExpr) -> Box<Expr>

Converts to this type from the input type.

impl From<MetaPropExpr> for Expr

fn from(v: MetaPropExpr) -> Self

Converts to this type from the input type.

impl From<NewExpr> for Box<Expr>

fn from(src: NewExpr) -> Box<Expr>

Converts to this type from the input type.

impl From<NewExpr> for Expr

fn from(v: NewExpr) -> Self

Converts to this type from the input type.

impl From<Null> for Box<Expr>

fn from(src: Null) -> Box<Expr>

Converts to this type from the input type.

impl From<Null> for Expr

fn from(src: Null) -> Expr

Converts to this type from the input type.

impl From<Number> for Box<Expr>

fn from(src: Number) -> Box<Expr>

Converts to this type from the input type.

impl From<Number> for Expr

fn from(src: Number) -> Expr

Converts to this type from the input type.

impl From<ObjectLit> for Box<Expr>

fn from(src: ObjectLit) -> Box<Expr>

Converts to this type from the input type.

impl From<ObjectLit> for Expr

fn from(v: ObjectLit) -> Self

Converts to this type from the input type.

impl From<OptCall> for Box<Expr>

fn from(src: OptCall) -> Box<Expr>

Converts to this type from the input type.

impl From<OptCall> for Expr

fn from(src: OptCall) -> Expr

Converts to this type from the input type.

impl From<OptChainBase> for Expr

fn from(opt: OptChainBase) -> Self

Converts to this type from the input type.

impl From<OptChainExpr> for Box<Expr>

fn from(src: OptChainExpr) -> Box<Expr>

Converts to this type from the input type.

impl From<OptChainExpr> for Expr

fn from(v: OptChainExpr) -> Self

Converts to this type from the input type.

impl From<ParenExpr> for Box<Expr>

fn from(src: ParenExpr) -> Box<Expr>

Converts to this type from the input type.

impl From<ParenExpr> for Expr

fn from(v: ParenExpr) -> Self

Converts to this type from the input type.

impl From<PrivateName> for Box<Expr>

fn from(src: PrivateName) -> Box<Expr>

Converts to this type from the input type.

impl From<PrivateName> for Expr

fn from(v: PrivateName) -> Self

Converts to this type from the input type.

impl From<Regex> for Box<Expr>

fn from(src: Regex) -> Box<Expr>

Converts to this type from the input type.

impl From<Regex> for Expr

fn from(src: Regex) -> Expr

Converts to this type from the input type.

impl From<SeqExpr> for Box<Expr>

fn from(src: SeqExpr) -> Box<Expr>

Converts to this type from the input type.

impl From<SeqExpr> for Expr

fn from(v: SeqExpr) -> Self

Converts to this type from the input type.

impl From<Str> for Box<Expr>

fn from(src: Str) -> Box<Expr>

Converts to this type from the input type.

impl From<Str> for Expr

fn from(src: Str) -> Expr

Converts to this type from the input type.

impl From<String> for Box<Expr>

fn from(src: String) -> Box<Expr>

Converts to this type from the input type.

impl From<String> for Expr

fn from(src: String) -> Expr

Converts to this type from the input type.

impl From<SuperPropExpr> for Box<Expr>

fn from(src: SuperPropExpr) -> Box<Expr>

Converts to this type from the input type.

impl From<SuperPropExpr> for Expr

fn from(v: SuperPropExpr) -> Self

Converts to this type from the input type.

impl From<TaggedTpl> for Box<Expr>

fn from(src: TaggedTpl) -> Box<Expr>

Converts to this type from the input type.

impl From<TaggedTpl> for Expr

fn from(v: TaggedTpl) -> Self

Converts to this type from the input type.

impl From<ThisExpr> for Box<Expr>

fn from(src: ThisExpr) -> Box<Expr>

Converts to this type from the input type.

impl From<ThisExpr> for Expr

fn from(v: ThisExpr) -> Self

Converts to this type from the input type.

impl From<Tpl> for Box<Expr>

fn from(src: Tpl) -> Box<Expr>

Converts to this type from the input type.

impl From<Tpl> for Expr

fn from(v: Tpl) -> Self

Converts to this type from the input type.

impl From<TsAsExpr> for Box<Expr>

fn from(src: TsAsExpr) -> Box<Expr>

Converts to this type from the input type.

impl From<TsAsExpr> for Expr

fn from(v: TsAsExpr) -> Self

Converts to this type from the input type.

impl From<TsConstAssertion> for Box<Expr>

fn from(src: TsConstAssertion) -> Box<Expr>

Converts to this type from the input type.

impl From<TsConstAssertion> for Expr

fn from(v: TsConstAssertion) -> Self

Converts to this type from the input type.

impl From<TsInstantiation> for Box<Expr>

fn from(src: TsInstantiation) -> Box<Expr>

Converts to this type from the input type.

impl From<TsInstantiation> for Expr

fn from(v: TsInstantiation) -> Self

Converts to this type from the input type.

impl From<TsNonNullExpr> for Box<Expr>

fn from(src: TsNonNullExpr) -> Box<Expr>

Converts to this type from the input type.

impl From<TsNonNullExpr> for Expr

fn from(v: TsNonNullExpr) -> Self

Converts to this type from the input type.

impl From<TsSatisfiesExpr> for Expr

fn from(v: TsSatisfiesExpr) -> Self

Converts to this type from the input type.

impl From<TsTypeAssertion> for Box<Expr>

fn from(src: TsTypeAssertion) -> Box<Expr>

Converts to this type from the input type.

impl From<TsTypeAssertion> for Expr

fn from(v: TsTypeAssertion) -> Self

Converts to this type from the input type.

impl From<UnaryExpr> for Box<Expr>

fn from(src: UnaryExpr) -> Box<Expr>

Converts to this type from the input type.

impl From<UnaryExpr> for Expr

fn from(v: UnaryExpr) -> Self

Converts to this type from the input type.

impl From<UpdateExpr> for Box<Expr>

fn from(src: UpdateExpr) -> Box<Expr>

Converts to this type from the input type.

impl From<UpdateExpr> for Expr

fn from(v: UpdateExpr) -> Self

Converts to this type from the input type.

impl From<YieldExpr> for Box<Expr>

fn from(src: YieldExpr) -> Box<Expr>

Converts to this type from the input type.

impl From<YieldExpr> for Expr

fn from(v: YieldExpr) -> Self

Converts to this type from the input type.

impl From<bool> for Box<Expr>

fn from(src: bool) -> Box<Expr>

Converts to this type from the input type.

impl From<bool> for Expr

fn from(src: bool) -> Expr

Converts to this type from the input type.

impl From<f64> for Box<Expr>

fn from(src: f64) -> Box<Expr>

Converts to this type from the input type.

impl From<f64> for Expr

fn from(src: f64) -> Expr

Converts to this type from the input type.

impl From<usize> for Box<Expr>

fn from(src: usize) -> Box<Expr>

Converts to this type from the input type.

impl From<usize> for Expr

fn from(src: usize) -> Expr

Converts to this type from the input type.

impl Hash for Expr

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

Feeds this value into the given Hasher.

fn hash_slice<H>(data: &[Self], state: &mut H)where
    H: Hasher,

Feeds a slice of this type into the given Hasher.

impl PartialEq<Expr> for Expr

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

This method tests for self and other values to be equal, and is used by ==.

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.

impl Serialize for Expr

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

Serialize this value into the given Serde serializer.

impl Spanned for Expr

fn span(&self) -> Span

Get span of self.

fn span_lo(&self) -> BytePos

fn span_hi(&self) -> BytePos

impl Take for Expr

fn dummy() -> Self

Create a dummy value of this type.

fn take(&mut self) -> Self

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

Mutate self using op, which accepts owned data.

impl Eq for Expr

impl StructuralEq for Expr

impl StructuralPartialEq for Expr