Method degree

expander_compiler/src/circuit/ir/expr.rs:329–345

(&self)

        Expression { terms }
    }
    pub fn degree(&self) -> usize {
        let mut has_linear = false;
        for term in self.iter() {
            match term.vars {
                VarSpec::Const => {}
                VarSpec::Linear(_) => has_linear = true,
                VarSpec::Quad(_, _) => return 2,
                VarSpec::Custom { .. } => return 2,
                VarSpec::RandomLinear(_) => panic!("unexpected situation: RandomLinear"),
            }
        }
        if has_linear {
            1
        } else {
            0
        }
    }
    pub fn count_of_degrees(&self) -> [usize; 3] {
        let mut res = [0; 3];
        for term in self.iter() {