remove extra dependencies and return result for data encode/decode

crates/cli/Cargo.toml

@@ -13,5 +13,4 @@ authors = ["Lucas Rosa <x@rvcas.dev>", "Kasey White <kwhitemsg@gmail.com>"]
 [dependencies]
 anyhow = "1.0.57"
 clap = { version = "3.1.14", features = ["derive"] }
-hex = "0.4.3"
 uplc = { path = '../uplc', version = "0.0.10" }

crates/uplc/Cargo.toml

@@ -16,7 +16,7 @@ exclude = ["test_data/*"]
 cryptoxide = "0.4.2"
 flat-rs = { path = "../flat", version = "0.0.10" }
 hex = "0.4.3"
-minicbor = { version = "0.17.1", features = ["std"] }
+minicbor = { version = "0.18.0", features = ["std"] }
 pallas-codec = "0.12.0"
 pallas-primitives = "0.12.0"
 peg = "0.8.0"

crates/uplc/src/lib.rs

@@ -8,12 +8,13 @@ mod pretty;
 pub mod program_builder;
 
 pub use pallas_primitives::alonzo::PlutusData;
+pub type Error = Box<dyn std::error::Error>;
 use pallas_primitives::Fragment;
 
-pub fn plutus_data(bytes: &[u8]) -> PlutusData {
-    PlutusData::decode_fragment(bytes).unwrap()
+pub fn plutus_data(bytes: &[u8]) -> Result<PlutusData, Error> {
+    PlutusData::decode_fragment(bytes)
 }
 
-pub fn plutus_data_to_bytes(data: &PlutusData) -> Vec<u8> {
-    PlutusData::encode_fragment(data).unwrap()
+pub fn plutus_data_to_bytes(data: &PlutusData) -> Result<Vec<u8>, Error> {
+    PlutusData::encode_fragment(data)
 }

crates/uplc/src/pretty.rs

@@ -227,9 +227,9 @@ impl Constant {
                 .append((*right).to_doc_list())
                 .append(RcDoc::text(")")),
 
-            Constant::Data(data) => {
-                RcDoc::text("#").append(RcDoc::text(hex::encode(plutus_data_to_bytes(data))))
-            }
+            Constant::Data(data) => RcDoc::text("#").append(RcDoc::text(hex::encode(
+                plutus_data_to_bytes(data).unwrap(),
+            ))),
         }
     }
 }