Struct PatternSynonymDecl 

pub struct PatternSynonymDecl {
    pub name: Ident,
    pub args: Vec<Ident>,
    pub direction: PatSynDir,
    pub pattern: Pat,
    pub span: Span,
}

A pattern synonym declaration: pattern Zero = Lit 0

Fields

name: Ident

The pattern synonym name (e.g., Zero).

args: Vec<Ident>

Pattern variables.

direction: PatSynDir

Direction: bidirectional (=) or unidirectional (<-).

pattern: Pat

The RHS pattern.

span: Span

Source span.

Trait Implementations

impl Clone for PatternSynonymDecl

fn clone(&self) -> PatternSynonymDecl

Returns a duplicate of the value.

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

Performs copy-assignment from source.

impl Debug for PatternSynonymDecl

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

Formats the value using the given formatter.