Merge pull request #1997 from sylvestre/polish3

Rustfmt+clippy+cargo.lock update

Cargo.lock

@@ -1,7 +1,5 @@
 # This file is automatically @generated by Cargo.
 # It is not intended for manual editing.
-version = 3
-
 [[package]]
 name = "advapi32-sys"
 version = "0.2.0"
@@ -982,9 +980,9 @@ checksum = "dbf0c48bc1d91375ae5c3cd81e3722dff1abcf81a30960240640d223f59fe0e5"
 
 [[package]]
 name = "proc-macro2"
-version = "1.0.24"
+version = "1.0.26"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "1e0704ee1a7e00d7bb417d0770ea303c1bccbabf0ef1667dae92b5967f5f8a71"
+checksum = "a152013215dca273577e18d2bf00fa862b89b24169fb78c4c95aeb07992c9cec"
 dependencies = [
  "unicode-xid 0.2.1",
 ]
@@ -1356,9 +1354,9 @@ checksum = "8ea5119cdb4c55b55d432abb513a0429384878c15dde60cc77b1c99de1a95a6a"
 
 [[package]]
 name = "syn"
-version = "1.0.67"
+version = "1.0.68"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "6498a9efc342871f91cc2d0d694c674368b4ceb40f62b65a7a08c3792935e702"
+checksum = "3ce15dd3ed8aa2f8eeac4716d6ef5ab58b6b9256db41d7e1a0224c2788e8fd87"
 dependencies = [
  "proc-macro2",
  "quote 1.0.9",

src/uu/cksum/src/cksum.rs

@@ -147,7 +147,7 @@ fn cksum(fname: &str) -> io::Result<(u32, usize)> {
                     "Is a directory",
                 ));
             };
-            if !path.metadata().is_ok() {
+            if path.metadata().is_err() {
                 return Err(std::io::Error::new(
                     io::ErrorKind::NotFound,
                     "No such file or directory",

src/uu/du/src/du.rs

@@ -26,9 +26,9 @@ use time::Timespec;
 #[cfg(windows)]
 use winapi::shared::minwindef::{DWORD, LPVOID};
 #[cfg(windows)]
-use winapi::um::fileapi::{FILE_STANDARD_INFO, FILE_ID_INFO};
+use winapi::um::fileapi::{FILE_ID_INFO, FILE_STANDARD_INFO};
 #[cfg(windows)]
-use winapi::um::minwinbase::{FileStandardInfo, FileIdInfo};
+use winapi::um::minwinbase::{FileIdInfo, FileStandardInfo};
 #[cfg(windows)]
 use winapi::um::winbase::GetFileInformationByHandleEx;
 #[cfg(windows)]

src/uu/echo/src/echo.rs

@@ -36,7 +36,6 @@ const AFTER_HELP: &str = r#"
  \\xHH    byte with hexadecimal value HH (1 to 2 digits)
 "#;
 
-
 mod options {
     pub const STRING: &str = "STRING";
     pub const NO_NEWLINE: &str = "no_newline";

src/uu/fmt/src/linebreak.rs

@@ -81,7 +81,7 @@ pub fn break_lines(para: &Paragraph, opts: &FmtOptions, ostream: &mut BufWriter<
     let mut break_args = BreakArgs {
         opts,
         init_len: p_init_len,
-        indent_str: &p_indent[..],
+        indent_str: p_indent,
         indent_len: p_indent_len,
         uniform,
         ostream,

src/uu/ln/src/ln.rs

@@ -223,7 +223,7 @@ pub fn uumain(args: impl uucore::Args) -> i32 {
     } else if matches.is_present(OPT_BACKUP) {
         match matches.value_of(OPT_BACKUP) {
             None => BackupMode::ExistingBackup,
-            Some(mode) => match &mode[..] {
+            Some(mode) => match mode {
                 "simple" | "never" => BackupMode::SimpleBackup,
                 "numbered" | "t" => BackupMode::NumberedBackup,
                 "existing" | "nil" => BackupMode::ExistingBackup,

src/uu/ls/src/ls.rs

@@ -270,14 +270,12 @@ impl Config {
             .any(|i| i >= idx)
             {
                 format = Format::Long;
-            } else {
-                if let Some(mut indices) = options.indices_of(options::format::ONELINE) {
+            } else if let Some(mut indices) = options.indices_of(options::format::ONELINE) {
                 if indices.any(|i| i > idx) {
                     format = Format::OneLine;
                 }
             }
         }
-        }
 
         let files = if options.is_present(options::files::ALL) {
             Files::All

src/uu/nl/src/helper.rs

@@ -37,7 +37,7 @@ pub fn parse_options(settings: &mut crate::Settings, opts: &clap::ArgMatches) ->
     }
     match opts.value_of(options::NUMBER_FORMAT) {
         None => {}
-        Some(val) => match val.as_ref() {
+        Some(val) => match val {
             "ln" => {
                 settings.number_format = crate::NumberFormat::Left;
             }

src/uu/printf/src/tokenize/num_format/formatters/cninetyninehexfloatf.rs

@@ -59,7 +59,7 @@ fn get_primitive_hex(
     // assign 0
     let (mut first_segment_raw, second_segment_raw) = match analysis.decimal_pos {
         Some(pos) => (&str_in[..pos], &str_in[pos + 1..]),
-        None => (&str_in[..], "0"),
+        None => (str_in, "0"),
     };
     if first_segment_raw.is_empty() {
         first_segment_raw = "0";

src/uu/printf/src/tokenize/num_format/formatters/float_common.rs

@@ -218,7 +218,7 @@ pub fn get_primitive_dec(
     // assign 0
     let (mut first_segment_raw, second_segment_raw) = match analysis.decimal_pos {
         Some(pos) => (&str_in[..pos], &str_in[pos + 1..]),
-        None => (&str_in[..], "0"),
+        None => (str_in, "0"),
     };
     if first_segment_raw.is_empty() {
         first_segment_raw = "0";

src/uu/shred/src/shred.rs

@@ -338,7 +338,7 @@ this is the default for non-regular files",
         Some(s) => match s.parse::<usize>() {
             Ok(u) => u,
             Err(_) => {
-                errs.push(String::from(format!("invalid number of passes: '{}'", s)));
+                errs.push(format!("invalid number of passes: '{}'", s));
                 0
             }
         },

src/uu/sort/src/sort.rs

@@ -493,13 +493,13 @@ fn get_leading_number(a: &str) -> &str {
 fn num_sort_dedup(a: &str) -> &str {
     // Empty lines are dumped
     if a.is_empty() {
-        return "0"
+        return "0";
     // And lines that don't begin numerically are dumped
     } else if !a.trim().chars().nth(0).unwrap_or('\0').is_numeric() {
-        return "0"
+        return "0";
     } else {
         // Prepare lines for comparison of only the numerical leading numbers
-        return get_leading_number(a)
+        return get_leading_number(a);
     };
 }
 

tests/common/util.rs

@@ -1,8 +1,11 @@
 #![allow(dead_code)]
 
+#[cfg(not(windows))]
 use libc;
 use std::env;
-use std::ffi::{CString, OsStr};
+#[cfg(not(windows))]
+use std::ffi::CString;
+use std::ffi::OsStr;
 use std::fs::{self, File, OpenOptions};
 use std::io::{Read, Result, Write};
 #[cfg(unix)]