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Deduplicate code

This commit is contained in:
Niels Mündler 2023-12-18 14:55:19 +01:00 committed by Lucas
parent ba76c1d2cf
commit 89e518f878
3 changed files with 7 additions and 20 deletions
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4
crates/uplc/src/machine/value.rs
View File

@ -398,9 +398,7 @@ pub fn from_pallas_bigint(n: &pallas::BigInt) -> BigInt {
match n {
pallas::BigInt::Int(i) => i128::from(*i).into(),
pallas::BigInt::BigUInt(bytes) => BigInt::from_bytes_be(num_bigint::Sign::Plus, bytes),
pallas::BigInt::BigNInt(bytes) => {
BigInt::from_bytes_be(num_bigint::Sign::Minus, bytes) - 1
},
pallas::BigInt::BigNInt(bytes) => BigInt::from_bytes_be(num_bigint::Sign::Minus, bytes) - 1,
}
}

14
crates/uplc/src/parser.rs
View File

@ -4,12 +4,11 @@ use crate::{
ast::{Constant, Name, Program, Term, Type},
builtins::DefaultFunction,
machine::runtime::Compressable,
machine::value::to_pallas_bigint,
};
use interner::Interner;
use num_bigint::BigInt;
use num_bigint::Sign;
use num_traits::ToPrimitive;
use pallas_primitives::alonzo::PlutusData;
use peg::{error::ParseError, str::LineCol};
@ -253,16 +252,7 @@ peg::parser! {
PlutusData::Map(pallas_codec::utils::KeyValuePairs::Def(kvps))
}
/ _* "List" _+ ls:plutus_list() { PlutusData::Array(ls) }
/ _* "I" _+ n:big_number() { match n.to_i64() {
Some(n) => PlutusData::BigInt(pallas_primitives::alonzo::BigInt::Int(n.into())),
None => match n.sign() {
Sign::Minus => {
let m: BigInt = n+1;
PlutusData::BigInt(pallas_primitives::babbage::BigInt::BigNInt(m.to_bytes_be().1.into()))
},
_ => PlutusData::BigInt(pallas_primitives::babbage::BigInt::BigUInt(n.to_bytes_be().1.into()))
}
} }
/ _* "I" _+ n:big_number() { PlutusData::BigInt(to_pallas_bigint(&n)) }
/ _* "B" _+ "#" i:ident()* {?
Ok(PlutusData::BoundedBytes(
hex::decode(String::from_iter(i)).or(Err("bytes"))?.into()

9
crates/uplc/src/pretty.rs
View File

@ -2,6 +2,7 @@ use crate::{
ast::{Constant, Program, Term, Type},
flat::Binder,
machine::runtime::Compressable,
machine::value::from_pallas_bigint,
};
use pallas_primitives::babbage::{Constr, PlutusData};
use pretty::RcDoc;
@ -336,11 +337,9 @@ impl Constant {
RcDoc::text(", "),
))
.append(RcDoc::text("]")),
PlutusData::BigInt(bi) => RcDoc::text("I").append(RcDoc::space()).append(match bi {
pallas_primitives::babbage::BigInt::Int(v) => RcDoc::text(v.to_string()),
pallas_primitives::babbage::BigInt::BigUInt(v) => RcDoc::text(v.to_string()),
pallas_primitives::babbage::BigInt::BigNInt(v) => RcDoc::text(v.to_string()),
}),
PlutusData::BigInt(bi) => RcDoc::text("I")
.append(RcDoc::space())
.append(RcDoc::text(from_pallas_bigint(bi).to_string())),
PlutusData::BoundedBytes(bs) => RcDoc::text("B")
.append(RcDoc::space())
.append(RcDoc::text("#"))