consensus: remove Chain type

consensus/src/lib.rs

@@ -92,7 +92,7 @@ pub use timelocks::{
 pub use tx::{
     Outpoint, OutpointParseError, Sats, Tx, TxIn, TxOut, TxParseError, TxVer, Txid, Vout,
 };
-pub use util::{Chain, ChainParseError, NonStandardValue};
+pub use util::NonStandardValue;
 pub use weights::{VBytes, Weight, WeightUnits};
 
 pub const LIB_NAME_BITCOIN: &str = "Bitcoin";

consensus/src/stl.rs

@@ -24,7 +24,7 @@ use strict_types::{CompileError, LibBuilder, TypeLib};
 
 use crate::timelocks::TimeLockInterval;
 use crate::{
-    Bip340Sig, BlockHeader, ByteStr, Chain, CompressedPk, ControlBlock, FutureLeafVer, InternalPk,
+    Bip340Sig, BlockHeader, ByteStr, CompressedPk, ControlBlock, FutureLeafVer, InternalPk,
     LeafScript, LegacyPk, LegacySig, LockHeight, LockTimestamp, OpCode, OutputPk, PubkeyHash,
     RedeemScript, ScriptHash, TapCode, TapLeafHash, TapNodeHash, TapScript, Tx, UncompressedPk,
     VBytes, VarInt, WPubkeyHash, WScriptHash, WeightUnits, WitnessProgram, WitnessScript,
@@ -37,7 +37,7 @@ pub const LIB_ID_BITCOIN: &str =
 pub const LIB_ID_BP_TX: &str =
     "urn:ubideco:stl:6GgF7biXPVNcus2FfQj2pQuRzau11rXApMQLfCZhojgi#money-pardon-parody";
 pub const LIB_ID_BP_CONSENSUS: &str =
-    "urn:ubideco:stl:GNfiA2ituWYdFjPE18bQ9daS2454EQ564j45gouM6ktn#shoe-film-vitamin";
+    "urn:ubideco:stl:2Am7WuApVoqv3Cqh4sqPPLbg4VxpQgDUz2fFgfWC1sTL#athlete-hexagon-puzzle";
 
 #[deprecated(since = "0.10.8", note = "use _bp_tx_stl instead")]
 fn _bitcoin_stl() -> Result<TypeLib, CompileError> { _bp_tx_stl() }
@@ -83,7 +83,6 @@ fn _bp_consensus_stl() -> Result<TypeLib, CompileError> {
     .transpile::<Tx>()
     .transpile::<VarInt>()
     .transpile::<ByteStr>()
-    .transpile::<Chain>()
     .transpile::<WeightUnits>()
     .transpile::<VBytes>()
     .compile()

consensus/src/util.rs

@@ -20,9 +20,6 @@
 // limitations under the License.
 
 use std::fmt::{Debug, Display};
-use std::str::FromStr;
-
-use crate::LIB_NAME_BITCOIN;
 
 /// the provided value {value} for {matter} is non-standard; while it is
 /// accepted by the bitcoin consensus rules, the software prohibits from using
@@ -37,86 +34,3 @@ pub struct NonStandardValue<T: Debug + Display> {
 impl<T: Debug + Display> NonStandardValue<T> {
     pub const fn with(value: T, matter: &'static str) -> Self { NonStandardValue { value, matter } }
 }
-
-#[derive(Clone, Eq, PartialEq, Debug, Display, Error)]
-#[display("invalid blockchain name '{0}'")]
-pub struct ChainParseError(String);
-
-#[derive(Copy, Clone, Eq, PartialEq, Ord, PartialOrd, Hash, Debug, Display, Default)]
-#[derive(StrictType, StrictEncode, StrictDecode)]
-#[strict_type(lib = LIB_NAME_BITCOIN, tags = repr, into_u8, try_from_u8)]
-#[derive(CommitEncode)]
-#[commit_encode(strategy = strict)]
-#[repr(u8)]
-#[non_exhaustive]
-pub enum Chain {
-    #[default]
-    #[display("mainnet")]
-    Bitcoin = 0x00,
-
-    #[display("testnet")]
-    Testnet3 = 0x83,
-
-    #[display("regtest")]
-    Regtest = 0x80,
-
-    #[display("signet")]
-    Signet = 0x84,
-}
-
-impl Chain {
-    #[inline]
-    pub fn is_test_chain(self) -> bool {
-        match self {
-            Chain::Bitcoin => false,
-            Chain::Testnet3 | Chain::Regtest | Chain::Signet => true,
-        }
-    }
-}
-
-impl FromStr for Chain {
-    type Err = ChainParseError;
-
-    fn from_str(s: &str) -> Result<Self, Self::Err> {
-        let chain = s.to_lowercase();
-        Ok(match chain.as_str() {
-            "mainnet" | "bitcoin" => Chain::Bitcoin,
-            "testnet" | "testnet3" => Chain::Testnet3,
-            "regtest" => Chain::Regtest,
-            "signet" => Chain::Signet,
-            _ => return Err(ChainParseError(chain)),
-        })
-    }
-}
-
-#[cfg(feature = "serde")]
-mod _serde {
-    use serde::de::Error;
-    use serde::{Deserialize, Deserializer, Serialize, Serializer};
-
-    use super::*;
-
-    impl Serialize for Chain {
-        fn serialize<S>(&self, serializer: S) -> Result<S::Ok, S::Error>
-        where S: Serializer {
-            if serializer.is_human_readable() {
-                self.to_string().serialize(serializer)
-            } else {
-                (*self as u8).serialize(serializer)
-            }
-        }
-    }
-
-    impl<'de> Deserialize<'de> for Chain {
-        fn deserialize<D>(deserializer: D) -> Result<Self, D::Error>
-        where D: Deserializer<'de> {
-            if deserializer.is_human_readable() {
-                let s = String::deserialize(deserializer)?;
-                Chain::from_str(&s).map_err(D::Error::custom)
-            } else {
-                let v = u8::deserialize(deserializer)?;
-                Chain::try_from(v).map_err(D::Error::custom)
-            }
-        }
-    }
-}

stl/Bitcoin@0.1.0.sta

@@ -1,72 +1,71 @@
 -----BEGIN STRICT TYPE LIB-----
-Id: urn:ubideco:stl:GNfiA2ituWYdFjPE18bQ9daS2454EQ564j45gouM6ktn
+Id: urn:ubideco:stl:2Am7WuApVoqv3Cqh4sqPPLbg4VxpQgDUz2fFgfWC1sTL
 Name: Bitcoin
 Dependencies: 
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 -----END STRICT TYPE LIB-----
 

stl/Bitcoin@0.1.0.sty

@@ -1,5 +1,5 @@
 {-
-  Id: urn:ubideco:stl:GNfiA2ituWYdFjPE18bQ9daS2454EQ564j45gouM6ktn#shoe-film-vitamin
+  Id: urn:ubideco:stl:2Am7WuApVoqv3Cqh4sqPPLbg4VxpQgDUz2fFgfWC1sTL#athlete-hexagon-puzzle
   Name: Bitcoin
   Version: 0.1.0
   Description: Consensus library for bitcoin protocol
@@ -29,9 +29,6 @@ data BlockHeader      :: version I32
                        , nonce U32
 -- urn:ubideco:semid:EDr6wurh4X1tMNGqA7mRkyrAY6ngPGyRSEufTGSUtySJ#kinetic-avenue-escort
 data ByteStr          :: [Byte ^ ..0xffffffff]
--- urn:ubideco:semid:6aRP3odHaTGySvSWHjreC8HsbX5ss9LxkQqwcjaoxhpv#aspirin-brown-alpine
-data Chain            :: bitcoin:0 | regtest:128 | testnet3:131 | signet:132
-
 -- urn:ubideco:semid:EoHBsHBYQiRvuKFEJvqwp8FiBPrpoFhkhQ9peLsFxrai#aspect-citrus-nerve
 data CompressedPk     :: [Byte ^ 33]
 -- urn:ubideco:semid:BPzqzv3DN65MTwzbTXJbHFyiKeYvmX1VExcqvk5FUb5c#nuclear-coral-gilbert