restructured usage code, now rsmodules can show usage text for indivi…

…dual module commands
fretn · Oct 10, 2019 · b2d7f2f · b2d7f2f
1 parent 378f2a6
commit b2d7f2f
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diff --git a/src/macros.rs b/src/macros.rs
@@ -124,3 +124,9 @@ macro_rules! lu(
         $file.lock().unwrap()
     )
 );
+
+macro_rules! help(
+    ($file:expr, $cmd:expr) => (
+        $file.get($cmd).unwrap()
+    )
+);