Enum SingleTypeArg 

pub enum SingleTypeArg {
    None,
    Infer,
    Explicit(Box<Type>),
}

Single terminal type argument split from a path.

Variants

None

The path’s final segment had no generic arguments.

Infer

The path’s final segment used _ as its only type argument.

Explicit(Box<Type>)

The path’s final segment used one explicit type argument.

Implementations

impl SingleTypeArg

pub fn explicit_type(&self) -> Option<&Type>

Return the explicit type argument, if one was present.

pub fn is_infer(&self) -> bool

Return whether the terminal type argument was _.

Trait Implementations

impl Clone for SingleTypeArg

fn clone(&self) -> SingleTypeArg

Returns a duplicate of the value.

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

Performs copy-assignment from source.

impl Debug for SingleTypeArg

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

Formats the value using the given formatter.