Method is_randomizing

ciphercore-base/src/graphs.rs:278–337

If an operation computes a randomized output, return true

(&self)

    // If an operation computes a randomized output, return true
    pub fn is_randomizing(&self) -> Result<bool> {
        match self {
            Operation::Random(_)
            | Operation::RandomPermutation(_)
            | Operation::CuckooToPermutation
            | Operation::DecomposeSwitchingMap(_) => Ok(true),
            Operation::Input(_)
            | Operation::Zeros(_)
            | Operation::Ones(_)
            | Operation::A2B
            | Operation::Add
            | Operation::ApplyPermutation(_)
            | Operation::ArrayToVector
            | Operation::Assert(_)
            | Operation::B2A(_)
            | Operation::Subtract
            | Operation::Multiply
            | Operation::MixedMultiply
            | Operation::Matmul
            | Operation::Dot
            | Operation::Gemm(_, _)
            | Operation::Truncate(_)
            | Operation::Sum(_)
            | Operation::CumSum(_)
            | Operation::Concatenate(_)
            | Operation::CreateNamedTuple(_)
            | Operation::CreateTuple
            | Operation::CreateVector(_)
            | Operation::CuckooHash
            | Operation::SegmentCumSum
            | Operation::PermuteAxes(_)
            | Operation::Get(_)
            | Operation::Gather(_)
            | Operation::GetSlice(_)
            | Operation::Reshape(_)
            | Operation::NOP
            | Operation::InversePermutation
            | Operation::PRF(_, _)
            | Operation::PermutationFromPRF(_, _)
            | Operation::Stack(_)
            | Operation::NamedTupleGet(_)
            | Operation::Sort(_)
            | Operation::TupleGet(_)
            | Operation::Constant(_, _)
            | Operation::VectorGet
            | Operation::Zip
            | Operation::Repeat(_)
            | Operation::VectorToArray
            | Operation::Join(_, _)
            | Operation::JoinWithColumnMasks(_, _)
            | Operation::Print(_)
            | Operation::Shard(_) => Ok(false),
            Operation::Call | Operation::Iterate => Err(runtime_error!(
                "The status of operations calling other graphs cannot be defined"
            )),
            Operation::Custom(_) => Err(runtime_error!(
                "The status of custom operations cannot be defined"
            )),