Merge branch 'master' into gui_search

theseus/src/util/mod.rs

@@ -0,0 +1,23 @@
+//! Theseus utility functions
+pub mod fetch;
+pub mod platform;
+
+/// Wrap a builder which uses a mut reference into one which outputs an owned value
+macro_rules! wrap_ref_builder {
+    ($id:ident = $init:expr => $transform:block) => {{
+        let mut it = $init;
+        {
+            let $id = &mut it;
+            $transform;
+        }
+        it
+    }};
+}
+
+/// Alias a trait, used to avoid needing nightly features
+macro_rules! alias_trait {
+    ($scope:vis $name:ident : $bound:path $(, $bounds:path)*) => {
+        $scope trait $name: $bound $(+ $bounds)* {}
+        impl<T: $bound $(+ $bounds)*> $name for T {}
+    }
+}