Fix clippy warnings

build.rs

@@ -3,14 +3,15 @@ use std::env;
 fn main() {
  let electrum = env::var_os("CARGO_FEATURE_ELECTRUM").map(|_| "electrum".to_string());
  let esplora = env::var_os("CARGO_FEATURE_ESPLORA").map(|_| "esplora".to_string());
- let compact_filters = env::var_os("CARGO_FEATURE_COMPACT_FILTERS").map(|_| "compact_filters".to_string());
+ let compact_filters =
+ env::var_os("CARGO_FEATURE_COMPACT_FILTERS").map(|_| "compact_filters".to_string());
 
- let blockchain_features : Vec<String> = vec!(electrum, esplora, compact_filters)
+ let blockchain_features: Vec<String> = vec![electrum, esplora, compact_filters]
  .iter()
  .map(|f| f.to_owned())
  .flatten()
  .collect();
- 
+
  if blockchain_features.len() > 1 {
  panic!("At most one blockchain client feature can be enabled but these features were enabled: {:?}", blockchain_features)
  }

src/lib.rs

@@ -97,6 +97,8 @@
 pub extern crate bdk;
 #[macro_use]
 extern crate serde_json;
+
+#[cfg(any(feature = "electrum", feature = "esplora", feature = "compact_filters"))]
 #[macro_use]
 extern crate bdk_macros;
 
@@ -673,11 +675,11 @@ fn parse_recipient(s: &str) -> Result<(Script, u64), String> {
  return Err("Invalid format".to_string());
  }
 
- let addr = Address::from_str(&parts[0]);
+ let addr = Address::from_str(parts[0]);
  if let Err(e) = addr {
  return Err(format!("{:?}", e));
  }
- let val = u64::from_str(&parts[1]);
+ let val = u64::from_str(parts[1]);
  if let Err(e) = val {
  return Err(format!("{:?}", e));
  }