clippy: fix warnings about useless format call and remove references that would be immediately dereferenced by the compiler.

3 files changed, 4 insertions, 4 deletions

diff --git a/src/args.rs b/src/args.rs
index 5d2e6880..82f7ee66 100644
--- a/src/args.rs
+++ b/src/args.rs
@@ -601,7 +601,7 @@ impl<'a> ArgMatches<'a> {
         if self.is_present("no-line-number") || self.is_present("count") {
             false
         } else {
-            let only_stdin = paths == &[Path::new("-")];
+            let only_stdin = paths == [Path::new("-")];
             (atty::is(atty::Stream::Stdout) && !only_stdin)
             || self.is_present("line-number")
             || self.is_present("column")
diff --git a/src/printer.rs b/src/printer.rs
index d18d900f..37680f9b 100644
--- a/src/printer.rs
+++ b/src/printer.rs
@@ -397,7 +397,7 @@ impl<W: WriteColor> Printer<W> {
             self.line_number(line_number, b'-');
         }
         if self.max_columns.map_or(false, |m| end - start > m) {
-            self.write(format!("[Omitted long context line]").as_bytes());
+            self.write(b"[Omitted long context line]");
             self.write_eol();
             return;
         }
@@ -408,7 +408,7 @@ impl<W: WriteColor> Printer<W> {
     }
 
     fn separator(&mut self, sep: &[u8]) {
-        self.write(&sep);
+        self.write(sep);
     }
 
     fn write_path_sep(&mut self, sep: u8) {
diff --git a/src/search_buffer.rs b/src/search_buffer.rs
index d2e3692a..11b561ea 100644
--- a/src/search_buffer.rs
+++ b/src/search_buffer.rs
@@ -113,7 +113,7 @@ impl<'a, W: WriteColor> BufferSearcher<'a, W> {
 
     #[inline(never)]
     pub fn run(mut self) -> u64 {
-        let binary_upto = cmp::min(10240, self.buf.len());
+        let binary_upto = cmp::min(10_240, self.buf.len());
         if !self.opts.text && is_binary(&self.buf[..binary_upto], true) {
             return 0;
         }