$cargo fmt --all

src/bin/cargo/commands/rustdoc.rs

@@ -50,8 +50,11 @@ the `cargo help pkgid` command.
 
 pub fn exec(config: &mut Config, args: &ArgMatches<'_>) -> CliResult {
     let ws = args.workspace(config)?;
-    let mut compile_opts =
-        args.compile_options_for_single_package(config, CompileMode::Doc { deps: false }, Some(&ws))?;
+    let mut compile_opts = args.compile_options_for_single_package(
+        config,
+        CompileMode::Doc { deps: false },
+        Some(&ws),
+    )?;
     let target_args = values(args, "args");
     compile_opts.target_rustdoc_args = if target_args.is_empty() {
         None

src/cargo/core/source/source_id.rs

@@ -4,8 +4,8 @@ use std::fmt::{self, Formatter};
 use std::hash::{self, Hash};
 use std::path::Path;
 use std::ptr;
-use std::sync::atomic::Ordering::SeqCst;
 use std::sync::atomic::AtomicBool;
+use std::sync::atomic::Ordering::SeqCst;
 use std::sync::Mutex;
 
 use log::trace;

src/cargo/ops/cargo_new.rs

@@ -2,7 +2,7 @@ use std::collections::BTreeMap;
 use std::env;
 use std::fmt;
 use std::fs;
-use std::io::{BufReader, BufRead, ErrorKind};
+use std::io::{BufRead, BufReader, ErrorKind};
 use std::path::{Path, PathBuf};
 
 use git2::Config as GitConfig;
@@ -410,7 +410,6 @@ pub fn init(opts: &NewOptions, config: &Config) -> CargoResult<()> {
     Ok(())
 }
 
-
 /// IgnoreList
 struct IgnoreList {
     /// git like formatted entries
@@ -428,7 +427,7 @@ impl IgnoreList {
         }
     }
 
-    /// add a new entry to the ignore list. Requires two arguments with the 
+    /// add a new entry to the ignore list. Requires two arguments with the
     /// entry in two different formats. One for "git style" entries and one for
     /// "mercurial like" entries.
     fn push(&mut self, ignore: &str, hg_ignore: &str) {
@@ -451,23 +450,23 @@ impl IgnoreList {
     /// file.
     fn format_existing<T: BufRead>(&self, existing: T, vcs: VersionControl) -> String {
         // TODO: is unwrap safe?
-        let existing_items = existing.lines().collect::<Result<Vec<_>, _>>().unwrap(); 
+        let existing_items = existing.lines().collect::<Result<Vec<_>, _>>().unwrap();
 
-        let ignore_items = match vcs { 
-            VersionControl::Hg =>  &self.hg_ignore,
-            _ =>  &self.ignore,
+        let ignore_items = match vcs {
+            VersionControl::Hg => &self.hg_ignore,
+            _ => &self.ignore,
         };
 
         let mut out = "\n\n#Added by cargo\n\
-                      #\n\
-                      #already existing elements are commented out\n".
-                      to_string();
+                       #\n\
+                       #already existing elements are commented out\n"
+            .to_string();
 
         for item in ignore_items {
             out.push('\n');
             if existing_items.contains(item) {
                 out.push('#');
-            } 
+            }
             out.push_str(item)
         }
 
@@ -478,25 +477,25 @@ impl IgnoreList {
 /// write the ignore file to the given directory. If the ignore file for the
 /// given vcs system already exists, its content is read and duplicate ignore
 /// file entries are filtered out.
-fn write_ignore_file(base_path: &Path, list: &IgnoreList, vcs: VersionControl) -> CargoResult<String>{
+fn write_ignore_file(
+    base_path: &Path,
+    list: &IgnoreList,
+    vcs: VersionControl,
+) -> CargoResult<String> {
     let fp_ignore = match vcs {
         VersionControl::Git => base_path.join(".gitignore"),
-        VersionControl::Hg =>  base_path.join(".hgignore"),
-        VersionControl::Pijul =>  base_path.join(".ignore"),
+        VersionControl::Hg => base_path.join(".hgignore"),
+        VersionControl::Pijul => base_path.join(".ignore"),
         VersionControl::Fossil => return Ok("".to_string()),
-        VersionControl::NoVcs =>  return Ok("".to_string()),
+        VersionControl::NoVcs => return Ok("".to_string()),
     };
 
     let ignore: String = match fs::File::open(&fp_ignore) {
-        Err(why) => {
-            match why.kind() {
-                ErrorKind::NotFound => list.format_new(vcs),
-                _ => return Err(failure::format_err!("{}", why)),
-            }
-        },
-        Ok(file) => {
-            list.format_existing(BufReader::new(file), vcs)
+        Err(why) => match why.kind() {
+            ErrorKind::NotFound => list.format_new(vcs),
+            _ => return Err(failure::format_err!("{}", why)),
         },
+        Ok(file) => list.format_existing(BufReader::new(file), vcs),
     };
 
     paths::append(&fp_ignore, ignore.as_bytes())?;
@@ -540,7 +539,6 @@ fn mk(config: &Config, opts: &MkOptions<'_>) -> CargoResult<()> {
     let name = opts.name;
     let cfg = global_config(config)?;
 
-
     // using the push method with two arguments ensures that the entries for
     // both ignore and hgignore are in sync.
     let mut ignore = IgnoreList::new();
@@ -562,7 +560,6 @@ fn mk(config: &Config, opts: &MkOptions<'_>) -> CargoResult<()> {
     init_vcs(path, vcs, config)?;
     write_ignore_file(path, &ignore, vcs)?;
 
-
     let (author_name, email) = discover_author()?;
     // Hoo boy, sure glad we've got exhaustiveness checking behind us.
     let author = match (cfg.name, cfg.email, author_name, email) {

src/cargo/util/errors.rs

@@ -337,8 +337,8 @@ pub fn process_error(
 
     #[cfg(windows)]
     fn status_to_string(status: ExitStatus) -> String {
-        use winapi::um::winnt::*;
         use winapi::shared::minwindef::DWORD;
+        use winapi::um::winnt::*;
 
         let mut base = status.to_string();
         let extra = match status.code().unwrap() as DWORD {

src/cargo/util/process_builder.rs

@@ -28,7 +28,7 @@ pub struct ProcessBuilder {
     /// [jobserver_docs]: https://docs.rs/jobserver/0.1.6/jobserver/
     jobserver: Option<Client>,
     /// Whether to include environment variable in display
-    display_env_vars: bool
+    display_env_vars: bool,
 }
 
 impl fmt::Display for ProcessBuilder {

src/cargo/util/toml/targets.rs

@@ -661,7 +661,7 @@ fn toml_targets_and_inferred(
 
             let autodiscover = match autodiscover {
                 Some(autodiscover) => autodiscover,
-                None =>
+                None => {
                     if edition == Edition::Edition2015 {
                         if !rem_targets.is_empty() {
                             let mut rem_targets_str = String::new();
@@ -696,6 +696,7 @@ https://github.com/rust-lang/cargo/issues/5330",
                     } else {
                         true
                     }
+                }
             };
 
             if autodiscover {

tests/testsuite/alt_registry.rs

@@ -1118,9 +1118,7 @@ fn unknown_registry() {
         .file("src/main.rs", "fn main() {}")
         .build();
 
-    Package::new("baz", "0.0.1")
-        .alternative(true)
-        .publish();
+    Package::new("baz", "0.0.1").alternative(true).publish();
     Package::new("bar", "0.0.1")
         .registry_dep("baz", "0.0.1")
         .publish();
@@ -1134,16 +1132,15 @@ fn unknown_registry() {
     config.insert(start + start_index, '#');
     fs::write(&cfg_path, config).unwrap();
 
-    p.cargo("build")
-        .masquerade_as_nightly_cargo()
-        .run();
+    p.cargo("build").masquerade_as_nightly_cargo().run();
 
     // Important parts:
     // foo -> bar registry = null
     // bar -> baz registry = alternate
     p.cargo("metadata --format-version=1")
         .masquerade_as_nightly_cargo()
-        .with_json(r#"
+        .with_json(
+            r#"
             {
               "packages": [
                 {
@@ -1244,6 +1241,7 @@ fn unknown_registry() {
               "version": 1,
               "workspace_root": "[..]/foo"
             }
-            "#)
+            "#,
+        )
         .run();
 }

tests/testsuite/build.rs

@@ -1584,11 +1584,10 @@ fn vv_prints_rustc_env_vars() {
             r#"[RUNNING] `[..]set CARGO_PKG_AUTHORS="escape='\"@example.com"&& [..]rustc [..]`"#
         )
     } else {
-        b.with_stderr_contains(
-            "[RUNNING] `[..]CARGO_PKG_NAME=foo [..]rustc [..]`"
-        ).with_stderr_contains(
-            r#"[RUNNING] `[..]CARGO_PKG_AUTHORS='escape='\''"@example.com' [..]rustc [..]`"#
-        )
+        b.with_stderr_contains("[RUNNING] `[..]CARGO_PKG_NAME=foo [..]rustc [..]`")
+            .with_stderr_contains(
+                r#"[RUNNING] `[..]CARGO_PKG_AUTHORS='escape='\''"@example.com' [..]rustc [..]`"#,
+            )
     };
 
     b.run();

tests/testsuite/fix.rs

@@ -1263,8 +1263,14 @@ fn fix_to_broken_code() {
 fn fix_with_common() {
     let p = project()
         .file("src/lib.rs", "")
-        .file("tests/t1.rs", "mod common; #[test] fn t1() { common::try(); }")
-        .file("tests/t2.rs", "mod common; #[test] fn t2() { common::try(); }")
+        .file(
+            "tests/t1.rs",
+            "mod common; #[test] fn t1() { common::try(); }",
+        )
+        .file(
+            "tests/t2.rs",
+            "mod common; #[test] fn t2() { common::try(); }",
+        )
         .file("tests/common/mod.rs", "pub fn try() {}")
         .build();
 

tests/testsuite/init.rs

@@ -49,7 +49,9 @@ fn simple_git_ignore_exists() {
     // write a .gitignore file with one entry
     fs::create_dir_all(paths::root().join("foo")).unwrap();
     let mut ignore_file = File::create(paths::root().join("foo/.gitignore")).unwrap();
-    ignore_file.write("/target\n**/some.file".as_bytes()).unwrap();
+    ignore_file
+        .write("/target\n**/some.file".as_bytes())
+        .unwrap();
 
     cargo_process("init --lib foo --edition 2015")
         .env("USER", "foo")
@@ -70,14 +72,14 @@ fn simple_git_ignore_exists() {
     assert_eq!(
         contents,
         "/target\n\
-        **/some.file\n\n\
-        #Added by cargo\n\
-        #\n\
-        #already existing elements are commented out\n\
-        \n\
-        #/target\n\
-        **/*.rs.bk\n\
-        Cargo.lock",
+         **/some.file\n\n\
+         #Added by cargo\n\
+         #\n\
+         #already existing elements are commented out\n\
+         \n\
+         #/target\n\
+         **/*.rs.bk\n\
+         Cargo.lock",
     );
 
     cargo_process("build").cwd(&paths::root().join("foo")).run();

tests/testsuite/metadata.rs

@@ -1598,7 +1598,8 @@ fn metadata_links() {
         .build();
 
     p.cargo("metadata")
-        .with_json(r#"
+        .with_json(
+            r#"
 {
   "packages": [
     {
@@ -1664,6 +1665,7 @@ fn metadata_links() {
   ],
   "workspace_root": "[..]/foo"
 }
-"#)
+"#,
+        )
         .run()
 }

tests/testsuite/new.rs

@@ -89,15 +89,11 @@ fn simple_git() {
         .unwrap()
         .read_to_string(&mut contents)
         .unwrap();
-    assert_eq!(
-        contents,
-        "/target\n**/*.rs.bk\nCargo.lock",
-    );
+    assert_eq!(contents, "/target\n**/*.rs.bk\nCargo.lock",);
 
     cargo_process("build").cwd(&paths::root().join("foo")).run();
 }
 
-
 #[test]
 fn no_argument() {
     cargo_process("new")

tests/testsuite/package.rs

@@ -1254,12 +1254,14 @@ fn package_with_select_features() {
             required = []
             optional = []
         "#,
-        ).file(
+        )
+        .file(
             "src/main.rs",
             "#[cfg(not(feature = \"required\"))]
              compile_error!(\"This crate requires `required` feature!\");
              fn main() {}",
-        ).build();
+        )
+        .build();
 
     p.cargo("package --features required")
         .masquerade_as_nightly_cargo()
@@ -1284,12 +1286,14 @@ fn package_with_all_features() {
             required = []
             optional = []
         "#,
-        ).file(
+        )
+        .file(
             "src/main.rs",
             "#[cfg(not(feature = \"required\"))]
              compile_error!(\"This crate requires `required` feature!\");
              fn main() {}",
-        ).build();
+        )
+        .build();
 
     p.cargo("package --all-features")
         .masquerade_as_nightly_cargo()
@@ -1314,12 +1318,14 @@ fn package_no_default_features() {
             default = ["required"]
             required = []
         "#,
-        ).file(
+        )
+        .file(
             "src/main.rs",
             "#[cfg(not(feature = \"required\"))]
              compile_error!(\"This crate requires `required` feature!\");
              fn main() {}",
-        ).build();
+        )
+        .build();
 
     p.cargo("package --no-default-features")
         .masquerade_as_nightly_cargo()

tests/testsuite/support/publish.rs

@@ -3,8 +3,8 @@ use std::fs::File;
 use std::io::{prelude::*, SeekFrom};
 use std::path::{Path, PathBuf};
 
-use crate::support::registry::{self, alt_api_path};
 use crate::support::find_json_mismatch;
+use crate::support::registry::{self, alt_api_path};
 
 use byteorder::{LittleEndian, ReadBytesExt};
 use flate2::read::GzDecoder;

tests/testsuite/support/registry.rs

@@ -186,7 +186,6 @@ pub fn init() {
     "#
     ));
 
-
     // Init a new registry
     let _ = repo(&registry_path())
         .file(