Enum MacroExpansionResult 

pub enum MacroExpansionResult {
    Ok(String),
    Err(MacroExpansionError),
}

A macro expansion result: either a string or an error.

Variants

Ok(String)

Successful expansion

Err(MacroExpansionError)

Failed expansion

Implementations

impl MacroExpansionResult

pub fn is_ok(&self) -> bool

Returns true if expansion succeeded.

pub fn unwrap(self) -> String

Unwrap the success value.

pub fn unwrap_or(self, default: &str) -> String

Unwrap or return a default.

Trait Implementations

impl Clone for MacroExpansionResult

fn clone(&self) -> MacroExpansionResult

Returns a duplicate of the value.

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

Performs copy-assignment from source.

impl Debug for MacroExpansionResult

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

Formats the value using the given formatter.