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Fixes evaluation of large positive bigint in the UPLC machine

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Fixes #511.
This commit is contained in:
KtorZ
2023-07-05 18:52:14 +02:00
parent ecab155f9e
commit 2a747305f7
5 changed files with 64 additions and 4 deletions
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6
crates/uplc/src/machine/value.rs
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@@ -316,10 +316,8 @@ pub fn from_pallas_bigint(n: &pallas::BigInt) -> BigInt {
}
pub fn to_pallas_bigint(n: &BigInt) -> pallas::BigInt {
if n.bits() <= 64 {
let regular_int: i64 = n.try_into().unwrap();
let pallas_int: pallas_codec::utils::Int = regular_int.into();
if let Ok(i) = <&BigInt as TryInto<i64>>::try_into(n) {
let pallas_int: pallas_codec::utils::Int = i.into();
pallas::BigInt::Int(pallas_int)
} else if n.is_positive() {
let (_, bytes) = n.to_bytes_be();