strip useless API

Author: molpopgen

src/sys/flags.rs

@@ -23,18 +23,6 @@ macro_rules! impl_from_for_flag_types {
     };
 }
 
-macro_rules! impl_flags {
-    ($flagstype: ty) => {
-        impl $flagstype {
-            /// We do not enforce valid flags in the library.
-            /// This function will always return `true`.
-            pub fn is_valid(&self) -> bool {
-                true
-            }
-        }
-    };
-}
-
 macro_rules! flag_builder_api {
     ($(#[$attr:meta])* => $name: ident, $flag: ident) => {
         $(#[$attr])*
@@ -90,7 +78,6 @@ macro_rules! impl_bit_ops {
 
 macro_rules! flags_api {
     ($type: ty) => {
-        impl_flags!($type);
         impl_from_for_flag_types!($type);
         impl_bit_ops!($type);
     };
@@ -760,12 +747,6 @@ pub struct IndividualFlags(RawFlags);
 impl IndividualFlags {
     /// Default (empty)
     pub const NONE: Self = Self(0);
-    /// We do not enforce valid flags in the library.
-    /// This function will return `true` if any bits
-    /// are set that do not correspond to allowed flags.
-    pub fn is_valid(&self) -> bool {
-        true
-    }
     bits!();
     all!();
     contains!();