1 files changed, 10 insertions, 40 deletions

diff --git a/src/libcore/num/mod.rs b/src/libcore/num/mod.rs
index b6b4a46e0b8..5f8cfc63920 100644
--- a/src/libcore/num/mod.rs
+++ b/src/libcore/num/mod.rs
@@ -4283,10 +4283,7 @@ impl u8 {
     #[stable(feature = "ascii_ctype_on_intrinsics", since = "1.24.0")]
     #[inline]
     pub fn is_ascii_alphabetic(&self) -> bool {
-        match *self {
-            b'A'..=b'Z' | b'a'..=b'z' => true,
-            _ => false,
-        }
+        matches!(*self, b'A'..=b'Z' | b'a'..=b'z')
     }
 
     /// Checks if the value is an ASCII uppercase character:
@@ -4318,10 +4315,7 @@ impl u8 {
     #[stable(feature = "ascii_ctype_on_intrinsics", since = "1.24.0")]
     #[inline]
     pub fn is_ascii_uppercase(&self) -> bool {
-        match *self {
-            b'A'..=b'Z' => true,
-            _ => false,
-        }
+        matches!(*self, b'A'..=b'Z')
     }
 
     /// Checks if the value is an ASCII lowercase character:
@@ -4353,10 +4347,7 @@ impl u8 {
     #[stable(feature = "ascii_ctype_on_intrinsics", since = "1.24.0")]
     #[inline]
     pub fn is_ascii_lowercase(&self) -> bool {
-        match *self {
-            b'a'..=b'z' => true,
-            _ => false,
-        }
+        matches!(*self, b'a'..=b'z')
     }
 
     /// Checks if the value is an ASCII alphanumeric character:
@@ -4391,10 +4382,7 @@ impl u8 {
     #[stable(feature = "ascii_ctype_on_intrinsics", since = "1.24.0")]
     #[inline]
     pub fn is_ascii_alphanumeric(&self) -> bool {
-        match *self {
-            b'0'..=b'9' | b'A'..=b'Z' | b'a'..=b'z' => true,
-            _ => false,
-        }
+        matches!(*self, b'0'..=b'9' | b'A'..=b'Z' | b'a'..=b'z')
     }
 
     /// Checks if the value is an ASCII decimal digit:
@@ -4426,10 +4414,7 @@ impl u8 {
     #[stable(feature = "ascii_ctype_on_intrinsics", since = "1.24.0")]
     #[inline]
     pub fn is_ascii_digit(&self) -> bool {
-        match *self {
-            b'0'..=b'9' => true,
-            _ => false,
-        }
+        matches!(*self, b'0'..=b'9')
     }
 
     /// Checks if the value is an ASCII hexadecimal digit:
@@ -4464,10 +4449,7 @@ impl u8 {
     #[stable(feature = "ascii_ctype_on_intrinsics", since = "1.24.0")]
     #[inline]
     pub fn is_ascii_hexdigit(&self) -> bool {
-        match *self {
-            b'0'..=b'9' | b'A'..=b'F' | b'a'..=b'f' => true,
-            _ => false,
-        }
+        matches!(*self, b'0'..=b'9' | b'A'..=b'F' | b'a'..=b'f')
     }
 
     /// Checks if the value is an ASCII punctuation character:
@@ -4503,10 +4485,7 @@ impl u8 {
     #[stable(feature = "ascii_ctype_on_intrinsics", since = "1.24.0")]
     #[inline]
     pub fn is_ascii_punctuation(&self) -> bool {
-        match *self {
-            b'!'..=b'/' | b':'..=b'@' | b'['..=b'`' | b'{'..=b'~' => true,
-            _ => false,
-        }
+        matches!(*self, b'!'..=b'/' | b':'..=b'@' | b'['..=b'`' | b'{'..=b'~')
     }
 
     /// Checks if the value is an ASCII graphic character:
@@ -4538,10 +4517,7 @@ impl u8 {
     #[stable(feature = "ascii_ctype_on_intrinsics", since = "1.24.0")]
     #[inline]
     pub fn is_ascii_graphic(&self) -> bool {
-        match *self {
-            b'!'..=b'~' => true,
-            _ => false,
-        }
+        matches!(*self, b'!'..=b'~')
     }
 
     /// Checks if the value is an ASCII whitespace character:
@@ -4590,10 +4566,7 @@ impl u8 {
     #[stable(feature = "ascii_ctype_on_intrinsics", since = "1.24.0")]
     #[inline]
     pub fn is_ascii_whitespace(&self) -> bool {
-        match *self {
-            b'\t' | b'\n' | b'\x0C' | b'\r' | b' ' => true,
-            _ => false,
-        }
+        matches!(*self, b'\t' | b'\n' | b'\x0C' | b'\r' | b' ')
     }
 
     /// Checks if the value is an ASCII control character:
@@ -4627,10 +4600,7 @@ impl u8 {
     #[stable(feature = "ascii_ctype_on_intrinsics", since = "1.24.0")]
     #[inline]
     pub fn is_ascii_control(&self) -> bool {
-        match *self {
-            b'\0'..=b'\x1F' | b'\x7F' => true,
-            _ => false,
-        }
+        matches!(*self, b'\0'..=b'\x1F' | b'\x7F')
     }
 }