Enum syntax_pos::hygiene::ExpnFormat

pub enum ExpnFormat {
    MacroAttribute(Symbol),
    MacroBang(Symbol),
    CompilerDesugaring(CompilerDesugaringKind),
}

The source of expansion.

Variants

MacroAttribute(Symbol)

e.g. #[derive(...)]

MacroBang(Symbol)

e.g. format!()

CompilerDesugaring(CompilerDesugaringKind)

Desugaring done by the compiler during HIR lowering.

Trait Implementations

impl Clone for ExpnFormat

fn clone(&self) -> ExpnFormat

Returns a copy of the value.

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

Performs copy-assignment from source.

impl Hash for ExpnFormat

fn hash<__H: Hasher>(&self, __arg_0: &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 Debug for ExpnFormat

fn fmt(&self, __arg_0: &mut Formatter) -> Result

Formats the value using the given formatter.

impl PartialEq for ExpnFormat

fn eq(&self, __arg_0: &ExpnFormat) -> bool

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

fn ne(&self, __arg_0: &ExpnFormat) -> bool

This method tests for !=.

impl Eq for ExpnFormat

impl Encodable for ExpnFormat

fn encode<__S: Encoder>(&self, __arg_0: &mut __S) -> Result<(), __S::Error>

impl Decodable for ExpnFormat

fn decode<__D: Decoder>(__arg_0: &mut __D) -> Result<ExpnFormat, __D::Error>