fn apply_change(self, con: &mut Control) -> VisResult {
        match self {
            Action::Change(c) => {
                *con = c;
                Ok(Action::Continue)
            }
            x => Ok(x),
        }
    }
/// Applies the Change action if `self` is a Change action.
/// Otherwise passes the action through unchanged
Applies the Change action if `self` is a Change action.
Otherwise passes the action through unchanged
Applies the Change action if ` self ` is a Change action . Otherwise passes the action through unchanged
fn apply_change(self, con: &mut Control) -> VisResult {
        match self {
            Action::Change(c) => {
                *con = c;
                Ok(Action::Continue)
            }
            x => Ok(x),
        }
    }
fn apply_change ( self , con : & mut Control ) -> VisResult { match self { Action :: Change ( c ) => { * con = c ; Ok ( Action :: Continue ) } x => Ok ( x ) , } }
Applies the Change action if `self` is a Change action.
Applies the Change action if ` self ` is a Change action .
self
con
&mut Control