Enum rustc_ap_rustc_ast::token::NonterminalKind

pub enum NonterminalKind {
    Item,
    Block,
    Stmt,
    PatParam {
        inferred: bool,
    },
    PatWithOr,
    Expr,
    Ty,
    Ident,
    Lifetime,
    Literal,
    Meta,
    Path,
    Vis,
    TT,
}

Variants

Item

Block

Stmt

PatParam

Fields of PatParam

inferred: bool

Keep track of whether the user used :pat_param or :pat and we inferred it from the edition of the span. This is used for diagnostics.

PatWithOr

Expr

Ty

Ident

Lifetime

Literal

Meta

Path

Vis

TT

Implementations

impl NonterminalKind

pub fn from_symbol(
    symbol: Symbol,
    edition: impl FnOnce() -> Edition
) -> Option<NonterminalKind>

The edition closure is used to get the edition for the given symbol. Doing span.edition() is expensive, so we do it lazily.

Trait Implementations

impl Clone for NonterminalKind

fn clone(&self) -> NonterminalKind

Returns a copy of the value.

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

Performs copy-assignment from source.

impl Debug for NonterminalKind

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

Formats the value using the given formatter.

impl<__D: Decoder> Decodable<__D> for NonterminalKind

fn decode(__decoder: &mut __D) -> Result<Self, <__D as Decoder>::Error>

impl Display for NonterminalKind

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

Formats the value using the given formatter.

impl<__E: Encoder> Encodable<__E> for NonterminalKind

fn encode(&self, __encoder: &mut __E) -> Result<(), <__E as Encoder>::Error>

impl PartialEq<NonterminalKind> for NonterminalKind

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

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

fn ne(&self, other: &NonterminalKind) -> bool

This method tests for !=.

impl Copy for NonterminalKind

impl StructuralPartialEq for NonterminalKind