chore: make clippy happy (#10)

* chore: clippy

* chore: update latest solc

src/artifact_output/mod.rs

@@ -368,7 +368,7 @@ impl<T> Artifacts<T> {
     pub fn find_first(&self, contract_name: impl AsRef<str>) -> Option<&T> {
         let contract_name = contract_name.as_ref();
         self.0.iter().find_map(|(_file, contracts)| {
-            contracts.get(contract_name).and_then(|c| c.get(0).map(|a| &a.artifact))
+            contracts.get(contract_name).and_then(|c| c.first().map(|a| &a.artifact))
         })
     }
 
@@ -378,7 +378,7 @@ impl<T> Artifacts<T> {
         let contract_name = contract.as_ref();
         self.0.iter().filter(|(path, _)| path.as_str() == contract_path).find_map(
             |(_file, contracts)| {
-                contracts.get(contract_name).and_then(|c| c.get(0).map(|a| &a.artifact))
+                contracts.get(contract_name).and_then(|c| c.first().map(|a| &a.artifact))
             },
         )
     }

src/compile/mod.rs

@@ -874,7 +874,7 @@ mod tests {
             (">=0.4.0 <0.5.0", "0.4.26"),
             // latest - this has to be updated every time a new version is released.
             // Requires the SVM version list to be updated as well.
-            (">=0.5.0", "0.8.21"),
+            (">=0.5.0", "0.8.22"),
         ] {
             let source = source(pragma);
             let res = Solc::detect_version(&source).unwrap();

src/compile/output/contracts.rs

@@ -208,7 +208,7 @@ impl VersionedContracts {
         self.0
             .get(path.as_ref())
             .and_then(|contracts| {
-                contracts.get(contract).and_then(|c| c.get(0).map(|c| &c.contract))
+                contracts.get(contract).and_then(|c| c.first().map(|c| &c.contract))
             })
             .map(CompactContractRef::from)
     }

src/project_util/mock.rs

@@ -73,7 +73,7 @@ impl MockProjectGenerator {
         // stores libs and their files
         let libs = get_libs(
             &edges,
-            &paths.libraries.get(0).cloned().unwrap_or_else(|| paths.root.join("lib")),
+            &paths.libraries.first().cloned().unwrap_or_else(|| paths.root.join("lib")),
         )
         .ok_or_else(|| SolcError::msg("Failed to detect libs"))?;
 

src/project_util/mod.rs

@@ -148,7 +148,7 @@ impl<T: ArtifactOutput> TempProject<T> {
     fn get_lib(&self) -> Result<PathBuf> {
         self.paths()
             .libraries
-            .get(0)
+            .first()
             .cloned()
             .ok_or_else(|| SolcError::msg("No libraries folders configured"))
     }