Trait ToOptionalSynError

pub trait ToOptionalSynError {
    // Required method
    fn to_optional_syn_error<S: Display>(&self, message: S) -> Option<Error>;
}

Required Methods

fn to_optional_syn_error<S: Display>(&self, message: S) -> Option<Error>

Dyn Compatibility

This trait is not dyn compatible.

In older versions of Rust, dyn compatibility was called "object safety", so this trait is not object safe.

Implementations on Foreign Types

impl ToOptionalSynError for Vec<Span>

fn to_optional_syn_error<S: Display>(&self, message: S) -> Option<Error>

impl<T: ToSpan + Clone> ToOptionalSynError for Vec<Option<T>>

fn to_optional_syn_error<S: Display>(&self, message: S) -> Option<Error>

impl<T: ToSpan, P> ToOptionalSynError for Punctuated<T, P>

fn to_optional_syn_error<S: Display>(&self, message: S) -> Option<Error>

Implementors