Struct syntax::ast::Expr [−][src]
pub struct Expr { pub id: NodeId, pub node: ExprKind, pub span: Span, pub attrs: ThinVec<Attribute>, }
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An expression
Fields
id: NodeId
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node: ExprKind
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span: Span
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attrs: ThinVec<Attribute>
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Methods
impl Expr
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impl Expr
pub fn returns(&self) -> bool
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pub fn returns(&self) -> bool
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Whether this expression would be valid somewhere that expects a value, for example, an if
condition.
fn to_bound(&self) -> Option<GenericBound>
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fn to_bound(&self) -> Option<GenericBound>
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pub(super) fn to_ty(
&self
) -> Option<P<Ty>>
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pub(super) fn to_ty(
&self
) -> Option<P<Ty>>
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pub fn precedence(&self) -> ExprPrecedence
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pub fn precedence(&self) -> ExprPrecedence
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Trait Implementations
impl Clone for Expr
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impl Clone for Expr
fn clone(&self) -> Expr
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fn clone(&self) -> Expr
Returns a copy of the value. Read more
fn clone_from(&mut self, source: &Self)
1.0.0[src]
fn clone_from(&mut self, source: &Self)
Performs copy-assignment from source
. Read more
impl Encodable for Expr
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impl Encodable for Expr
fn encode<__S: Encoder>(&self, s: &mut __S) -> Result<(), __S::Error>
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fn encode<__S: Encoder>(&self, s: &mut __S) -> Result<(), __S::Error>
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impl Decodable for Expr
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impl Decodable for Expr
fn decode<__D: Decoder>(d: &mut __D) -> Result<Expr, __D::Error>
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fn decode<__D: Decoder>(d: &mut __D) -> Result<Expr, __D::Error>
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impl Debug for Expr
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impl Debug for Expr
fn fmt(&self, f: &mut Formatter) -> Result
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fn fmt(&self, f: &mut Formatter) -> Result
Formats the value using the given formatter. Read more
impl HasAttrs for Expr
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impl HasAttrs for Expr
fn attrs(&self) -> &[Attribute]
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fn attrs(&self) -> &[Attribute]
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fn map_attrs<F>(self, f: F) -> Self where
F: FnOnce(Vec<Attribute>) -> Vec<Attribute>,
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fn map_attrs<F>(self, f: F) -> Self where
F: FnOnce(Vec<Attribute>) -> Vec<Attribute>,
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impl RecoverQPath for Expr
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impl RecoverQPath for Expr
fn to_ty(&self) -> Option<P<Ty>>
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fn to_ty(&self) -> Option<P<Ty>>
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fn to_recovered(&self, qself: Option<QSelf>, path: Path) -> Self
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fn to_recovered(&self, qself: Option<QSelf>, path: Path) -> Self
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fn to_string(&self) -> String
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fn to_string(&self) -> String
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const PATH_STYLE: PathStyle
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PATH_STYLE: PathStyle = PathStyle::Expr