1 files changed, 29 insertions, 0 deletions
diff --git a/src/util.rs b/src/util.rs
index 4fc4448..9325e9e 100644
--- a/src/util.rs
+++ b/src/util.rs
@@ -3,6 +3,35 @@
 
 use core::marker::Sized;
 
+macro_rules! enum_cmd {
+    (
+        $(#[$outer:meta])*
+        pub enum $name:ident {
+            $($var:ident($cmd:ident) = $num:expr),+
+            $(,)*
+        }
+    ) => {
+        enum_u8! {
+            $(#[$outer])*
+            pub enum $name {
+                $(
+                    $var = $num,
+                )*
+            }
+        }
+
+        impl $name {
+            pub fn execute(&self, data: &[u8], buf: &mut [u8]) -> CommandStatus {
+                match *self {
+                    $(
+                        $name::$var => $cmd::execute_raw(data, buf),
+                    )*
+                }
+            }
+        }
+    };
+}
+
 macro_rules! enum_u8 {
     (
         $(#[$outer:meta])*