Enum ra_ap_hir_expand::db::TokenExpander

pub enum TokenExpander {
    MacroRules(MacroRules),
    Builtin(BuiltinFnLikeExpander),
    BuiltinDerive(BuiltinDeriveExpander),
    ProcMacro(ProcMacroExpander),
}

Variants

MacroRules(MacroRules)

Builtin(BuiltinFnLikeExpander)

BuiltinDerive(BuiltinDeriveExpander)

ProcMacro(ProcMacroExpander)

Implementations

impl TokenExpander

pub fn expand(
    &self,
    db: &dyn AstDatabase,
    id: LazyMacroId,
    tt: &Subtree
) -> ExpandResult<Subtree>

pub fn map_id_down(&self, id: TokenId) -> TokenId

pub fn map_id_up(&self, id: TokenId) -> (TokenId, Origin)

Trait Implementations

impl Clone for TokenExpander

fn clone(&self) -> TokenExpander

Returns a copy of the value.

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

Performs copy-assignment from source.

impl Debug for TokenExpander

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

Formats the value using the given formatter.

impl Eq for TokenExpander

impl PartialEq<TokenExpander> for TokenExpander

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

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

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

This method tests for !=.

impl StructuralEq for TokenExpander

impl StructuralPartialEq for TokenExpander