Struct rustc_expand::mbe::macro_rules::TokenSet

pub(in mbe::macro_rules) struct TokenSet {
    tokens: Vec<TokenTree>,
    maybe_empty: bool,
}

Fields

tokens: Vec<TokenTree>

maybe_empty: bool

Implementations

impl TokenSet

pub(in mbe::macro_rules) fn empty(
) -> Self

pub(in mbe::macro_rules) fn singleton(
    tok: TokenTree
) -> Self

pub(in mbe::macro_rules) fn replace_with(
    &mut self,
    tok: TokenTree
)

pub(in mbe::macro_rules) fn replace_with_irrelevant(
    &mut self
)

pub(in mbe::macro_rules) fn add_one(
    &mut self,
    tok: TokenTree
)

pub(in mbe::macro_rules) fn add_one_maybe(
    &mut self,
    tok: TokenTree
)

pub(in mbe::macro_rules) fn add_all(
    &mut self,
    other: &Self
)

Trait Implementations

impl Clone for TokenSet

pub fn clone(&self) -> TokenSet

Returns a copy of the value.

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

Performs copy-assignment from source.

impl Debug for TokenSet

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

Formats the value using the given formatter.