Initial commit

src/vector/matrix.rs

@@ -0,0 +1,33 @@
+#[macro_export]
+#[cfg(feature = "vec")]
+macro_rules! matrix {
+    ($x:expr; $m:expr, $n:expr) => {
+        vec![vec![$x; $n]; $m]
+    };
+    ($($($x:expr),*);*) => {
+        {
+            let mut temp_vec = vec![];
+            {} // Needed to avoid clippy warning
+            $(
+                temp_vec.push(vec![$($x),*]);
+            )*
+            temp_vec
+        }
+    };
+}
+
+#[cfg(all(test, feature = "vec"))]
+mod tests {
+
+    #[test]
+    fn test_matrix() {
+        let matrix = matrix![1, 2, 3; 4, 5, 6; 7, 8, 9];
+        assert_eq!(matrix, vec![vec![1, 2, 3], vec![4, 5, 6], vec![7, 8, 9]]);
+    }
+
+    #[test]
+    fn test_matrix_with_single_value() {
+        let matrix = matrix![0; 2, 3];
+        assert_eq!(matrix, vec![vec![0, 0, 0], vec![0, 0, 0]]);
+    }
+}