Enum ParameterDefault

pub enum ParameterDefault {
    None,
    Expr(fn() -> String),
}

Default value of a parameter

Variants

None

No default value

Expr(fn() -> String)

Default value expression as a string

Trait Implementations

impl Clone for ParameterDefault

fn clone(&self) -> ParameterDefault

Returns a duplicate of the value.

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

Performs copy-assignment from source.

impl Debug for ParameterDefault

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

Formats the value using the given formatter.

impl PartialEq for ParameterDefault

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

Tests for self and other values to be equal, and is used by ==.

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

Tests for !=. The default implementation is almost always sufficient, and should not be overridden without very good reason.