Enum Pattern 

pub enum Pattern {
    Cut(FatArrow),
    Lit {
        binding: Option<Ident>,
        lit: Lit,
    },
    RuleCall {
        binding: Option<Ident>,
        rule_name: Ident,
        args: Vec<Pattern>,
    },
    Group(Vec<Vec<Pattern>>, Paren),
    Bracketed(Vec<Pattern>, Bracket),
    Braced(Vec<Pattern>, Brace),
    Parenthesized(Vec<Pattern>, paren, Paren),
    Optional(Box<Pattern>, Question),
    Repeat(Box<Pattern>, Star),
    Plus(Box<Pattern>, Plus),
    SpanBinding(Box<Pattern>, Ident, At),
    Recover {
        binding: Option<Ident>,
        body: Box<Pattern>,
        sync: Box<Pattern>,
        kw_token: recover,
    },
    Peek(Box<Pattern>, peek),
    Not(Box<Pattern>, not),
}

Variants

Cut(FatArrow)

Lit

Fields

binding: Option<Ident>

lit: Lit

RuleCall

Fields

binding: Option<Ident>

rule_name: Ident

args: Vec<Pattern>

Group(Vec<Vec<Pattern>>, Paren)

Bracketed(Vec<Pattern>, Bracket)

Braced(Vec<Pattern>, Brace)

Parenthesized(Vec<Pattern>, paren, Paren)

Optional(Box<Pattern>, Question)

Repeat(Box<Pattern>, Star)

Plus(Box<Pattern>, Plus)

SpanBinding(Box<Pattern>, Ident, At)

Recover

Fields

binding: Option<Ident>

body: Box<Pattern>

sync: Box<Pattern>

kw_token: recover

Peek(Box<Pattern>, peek)

Not(Box<Pattern>, not)

Trait Implementations

impl Clone for Pattern

fn clone(&self) -> Pattern

Returns a duplicate of the value.

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

Performs copy-assignment from source.

impl Debug for Pattern

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

Formats the value using the given formatter.

impl From<Pattern> for ModelPattern

fn from(p: Pattern) -> Self

Converts to this type from the input type.

impl Parse for Pattern

fn parse(input: ParseStream<'_>) -> Result<Self>