use crate::serialization::op_code::OpCode;
use crate::serialization::sigma_byte_reader::SigmaByteRead;
use crate::serialization::sigma_byte_writer::SigmaByteWrite;
use crate::serialization::SigmaParsingError;
use crate::serialization::SigmaSerializable;
use crate::serialization::SigmaSerializeResult;
use crate::types::stype::SType;
use super::expr::Expr;
use super::expr::InvalidArgumentError;
use crate::has_opcode::HasStaticOpCode;
#[derive(PartialEq, Eq, Debug, Clone)]
pub struct Append {
pub input: Box<Expr>,
pub col_2: Box<Expr>,
}
impl Append {
pub fn new(input: Expr, col_2: Expr) -> Result<Self, InvalidArgumentError> {
match (input.post_eval_tpe(), col_2.post_eval_tpe()) {
(SType::SColl(x), SType::SColl(y)) => {
if x == y {
Ok(Append{input: input.into(), col_2: col_2.into()})
} else {
Err(InvalidArgumentError(format!(
"Expected Append input and col_2 collection to have the same types; got input={0:?} col_2={1:?}",
x, y)))
}
}
(SType::SColl(_), _) => {
Err(InvalidArgumentError(format!(
"Expected Append col_2 param to be a collection; got col_2={:?}", col_2.tpe())))
}
(_, SType::SColl(_)) => {
Err(InvalidArgumentError(format!(
"Expected Append input param to be a collection; got input={:?}", input.tpe())))
},
(_, _) => {
Err(InvalidArgumentError(format!(
"Expected Append input and col_2 param to be a collection; got input={:?} col_2={:?}", input.tpe(), col_2.tpe())))
}
}
}
pub fn tpe(&self) -> SType {
self.input.tpe()
}
}
impl HasStaticOpCode for Append {
const OP_CODE: OpCode = OpCode::APPEND;
}
impl SigmaSerializable for Append {
fn sigma_serialize<W: SigmaByteWrite>(&self, w: &mut W) -> SigmaSerializeResult {
self.input.sigma_serialize(w)?;
self.col_2.sigma_serialize(w)?;
Ok(())
}
fn sigma_parse<R: SigmaByteRead>(r: &mut R) -> Result<Self, SigmaParsingError> {
let input = Expr::sigma_parse(r)?;
let col_2 = Expr::sigma_parse(r)?;
Ok(Append::new(input, col_2)?)
}
}
#[cfg(test)]
#[cfg(feature = "arbitrary")]
#[allow(clippy::panic)]
mod tests {
use super::*;
use crate::mir::expr::arbitrary::ArbExprParams;
use crate::mir::expr::Expr;
use crate::serialization::sigma_serialize_roundtrip;
use proptest::prelude::*;
impl Arbitrary for Append {
type Strategy = BoxedStrategy<Self>;
type Parameters = ();
fn arbitrary_with(_args: Self::Parameters) -> Self::Strategy {
(
any_with::<Expr>(ArbExprParams {
tpe: SType::SColl(SType::SBoolean.into()),
depth: 1,
}),
any_with::<Expr>(ArbExprParams {
tpe: SType::SColl(SType::SBoolean.into()),
depth: 1,
}),
)
.prop_map(|(input, col_2)| Self {
input: input.into(),
col_2: col_2.into(),
})
.boxed()
}
}
proptest! {
#![proptest_config(ProptestConfig::with_cases(16))]
#[test]
fn ser_roundtrip(v in any::<Append>()) {
let expr: Expr = v.into();
prop_assert_eq![sigma_serialize_roundtrip(&expr), expr];
}
}
}