Part VI

atomicals-electrumx/Cargo.toml

@@ -11,13 +11,13 @@ version     = "0.1.9"
 
 [dependencies]
 # crates.io
-anyhow      = { version = "1.0" }
 array-bytes = { version = "6.2" }
 bitcoin     = { version = "0.31", features = ["rand-std"] }
 reqwest     = { version = "0.11", features = ["json", "rustls-tls"] }
 serde       = { version = "1.0", features = ["derive"] }
 serde_json  = { version = "1.0" }
 sha2        = { version = "0.10" }
+thiserror   = { version = "1.0" }
 tokio       = { version = "1.35", features = ["macros", "rt-multi-thread"] }
 tracing     = { version = "0.1" }
 

atomicals-electrumx/src/error.rs

@@ -0,0 +1,17 @@
+//! atomicals-electrumx error collections.
+
+#![allow(missing_docs)]
+
+// crates.io
+use thiserror::Error as ThisError;
+
+#[derive(Debug, ThisError)]
+pub enum Error {
+	#[error("exceeded maximum retries")]
+	ExceededMaximumRetries,
+
+	#[error(transparent)]
+	Bitcoin(#[from] bitcoin::address::Error),
+	#[error(transparent)]
+	Reqwest(#[from] reqwest::Error),
+}

atomicals-electrumx/src/lib.rs

@@ -1,16 +1,25 @@
-#![deny(missing_docs, unused_crate_dependencies)]
-
 //! Atomicals electrumx APIs.
 
+#![deny(missing_docs, unused_crate_dependencies)]
+
 #[cfg(test)] mod test;
 
+pub mod error;
+
 pub mod r#type;
 use r#type::*;
 
 pub mod util;
 
-mod prelude {
-	pub use anyhow::Result;
+pub mod prelude {
+	//! atomicals-electrumx prelude.
+
+	pub use std::result::Result as StdResult;
+
+	pub use super::error::{self, Error};
+
+	/// atomicals-electrumx `Result` type.
+	pub type Result<T> = StdResult<T, Error>;
 }
 use prelude::*;
 
@@ -228,7 +237,7 @@ impl Http for ElectrumX {
 			time::sleep(self.retry_period).await;
 		}
 
-		Err(anyhow::anyhow!("exceeded maximum retries"))
+		Err(Error::ExceededMaximumRetries)
 	}
 }
 

atomicals-electrumx/src/test.rs

@@ -3,7 +3,7 @@ use std::future::Future;
 // crates.io
 use tokio::runtime::Runtime;
 // atomicals-electrumx
-use super::*;
+use crate::*;
 
 fn test<F, Fut>(f: F)
 where