Type Definition gluon_check::unify_type::UnifierState

type UnifierState<'a, U> = UnifierState<State<'a>, U>;

Trait Implementations

impl<'a, 'e> Unifier<State<'a>, ArcType<Symbol>> for UnifierState<'a, Subsume<'e>>

fn report_error(&mut self, error: UnifyError<TypeError<Symbol, RcType>, RcType>)

Reports an error to the unifier for cases when returning the error is not possible.

fn allow_returned_type_replacement(&self) -> bool

true if the returned type can be replaced by the caller

fn try_match_res(
    &mut self,
    l: &RcType,
    r: &RcType
) -> Result<Option<RcType>, UnifyError<TypeError<Symbol, RcType>, RcType>>

fn error_type(&self) -> RcType

fn try_match(&mut self, l: &Type, r: &Type) -> Option<Type>

Attempt to unify l and r using the strategy of Self.

impl<'a, 'e> Unifier<State<'a>, ArcType<Symbol>> for UnifierState<'a, Equal<'e>>

fn report_error(&mut self, error: UnifyError<TypeError<Symbol, RcType>, RcType>)

Reports an error to the unifier for cases when returning the error is not possible.

fn try_match_res(
    &mut self,
    l: &RcType,
    r: &RcType
) -> Result<Option<RcType>, UnifyError<TypeError<Symbol, RcType>, RcType>>

fn error_type(&self) -> RcType

fn try_match(&mut self, l: &Type, r: &Type) -> Option<Type>

Attempt to unify l and r using the strategy of Self.

fn allow_returned_type_replacement(&self) -> bool

true if the returned type can be replaced by the caller

impl<'a, 'e> Unifier<State<'a>, ArcType<Symbol>> for UnifierState<'a, Smaller>

fn report_error(&mut self, error: UnifyError<TypeError<Symbol, RcType>, RcType>)

Reports an error to the unifier for cases when returning the error is not possible.

fn try_match_res(
    &mut self,
    l: &RcType,
    r: &RcType
) -> Result<Option<RcType>, UnifyError<TypeError<Symbol, RcType>, RcType>>

fn error_type(&self) -> RcType

fn try_match(&mut self, l: &Type, r: &Type) -> Option<Type>

Attempt to unify l and r using the strategy of Self.

fn allow_returned_type_replacement(&self) -> bool

true if the returned type can be replaced by the caller