Added a hashmap macro

diff --git a/src/common.rs b/src/common.rs
index d2121b0..01c0238 100644 (file)
--- a/src/common.rs
+++ b/src/common.rs
@@ -193,6 +193,17 @@ impl<T> From<(T, T)> for Rect<T> {
     }
 }
 
+#[macro_export]
+macro_rules! hashmap {
+    ($($k:expr => $v:expr),*) => {
+       {
+           let mut map = std::collections::HashMap::new();
+           $(map.insert($k, $v);)*
+           map
+       }
+    }
+}
+
 #[cfg(test)]
 mod tests {
     use super::*;