Struct cfg::usefulness::UselessRule

pub struct UselessRule<R> {
    pub rule: R,
    pub unreachable: bool,
    pub unproductive: bool,
}

A reference to a useless rule, together with the reason for its uselessness.

Fields

rule: R

Reference to a rule.

unreachable: bool

Indicates whether the rule is unreachable.

unproductive: bool

Indicates whether the rule is unproductive.

Trait Implementations

impl<R: Clone> Clone for UselessRule<R>

fn clone(&self) -> UselessRule<R>

Returns a copy of the value.

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

Performs copy-assignment from source.

impl<R: Debug> Debug for UselessRule<R>

fn fmt(&self, __arg_0: &mut Formatter) -> Result

Formats the value using the given formatter.