Run rustfmt.

src/dependency.rs

@@ -3,10 +3,10 @@
 use std::fmt;
 
 use camino::Utf8PathBuf;
-use semver::VersionReq;
-use serde::{Deserialize, Deserializer, Serialize};
 #[cfg(feature = "builder")]
 use derive_builder::Builder;
+use semver::VersionReq;
+use serde::{Deserialize, Deserializer, Serialize};
 
 #[derive(Eq, PartialEq, Clone, Debug, Copy, Hash, Serialize, Deserialize)]
 /// Dependencies can come in three kinds

src/diagnostic.rs

@@ -1,9 +1,9 @@
 //! This module contains `Diagnostic` and the types/functions it uses for deserialization.
 
-use serde::{Deserialize, Serialize};
-use std::fmt;
 #[cfg(feature = "builder")]
 use derive_builder::Builder;
+use serde::{Deserialize, Serialize};
+use std::fmt;
 
 /// The error code associated to this diagnostic.
 #[derive(Debug, Clone, Serialize, Deserialize, PartialEq, Eq, Hash)]

src/errors.rs

@@ -76,7 +76,11 @@ impl fmt::Display for Error {
     fn fmt(&self, f: &mut fmt::Formatter<'_>) -> fmt::Result {
         match self {
             Error::CargoMetadata { stderr } => {
-                write!(f, "`cargo metadata` exited with an error: {}", stderr.trim_end())
+                write!(
+                    f,
+                    "`cargo metadata` exited with an error: {}",
+                    stderr.trim_end()
+                )
             }
             Error::Io(err) => write!(f, "failed to start `cargo metadata`: {}", err),
             Error::Utf8(err) => write!(f, "cannot convert the stdout of `cargo metadata`: {}", err),

src/lib.rs

@@ -79,14 +79,14 @@
 //! ```
 
 use camino::Utf8PathBuf;
+#[cfg(feature = "builder")]
+use derive_builder::Builder;
 use std::collections::HashMap;
 use std::env;
 use std::fmt;
 use std::path::PathBuf;
 use std::process::Command;
 use std::str::from_utf8;
-#[cfg(feature = "builder")]
-use derive_builder::Builder;
 
 pub use camino;
 pub use semver::Version;

src/messages.rs

@@ -1,10 +1,10 @@
 use super::{Diagnostic, PackageId, Target};
 use camino::Utf8PathBuf;
+#[cfg(feature = "builder")]
+use derive_builder::Builder;
 use serde::{Deserialize, Serialize};
 use std::fmt;
 use std::io::{self, BufRead, Lines, Read};
-#[cfg(feature = "builder")]
-use derive_builder::Builder;
 
 /// Profile settings used to determine which compiler flags to use for a
 /// target.

tests/selftest.rs

@@ -4,7 +4,7 @@ use std::path::PathBuf;
 use semver::Version;
 
 use cargo_metadata::{CargoOpt, Error, MetadataCommand};
-use serde::{Deserialize};
+use serde::Deserialize;
 
 #[derive(Debug, PartialEq, Eq, Deserialize)]
 struct TestPackageMetadata {