1 files changed, 25 insertions, 0 deletions
diff --git a/src/vector.zig b/src/vector.zig
index 2453992..492a1c2 100644
--- a/src/vector.zig
+++ b/src/vector.zig
@@ -25,6 +25,20 @@ pub fn Vector(comptime N: usize) type {
       return .{ .values = values };
     }
 
+    pub fn format(
+      self: Self,
+      comptime fmt: []const u8,
+      options: std.fmt.FormatOptions,
+      writer: anytype,
+    ) !void {
+      try writer.print("Vec{}[{}", .{N, self.values[0]});
+      comptime var i = 1;
+      inline while (i < N) : (i += 1) {
+        try writer.print(", {}", .{self.values[i]});
+      }
+      try writer.writeAll("]");
+    }
+
     /// Creates a vector filled with zeroes.
     pub fn zeroes() Self {
       return comptime Self.filled(0);
@@ -183,6 +197,17 @@ pub fn Vector(comptime N: usize) type {
 
       return Self{ .values = values };
     }
+
+    pub fn shrink(self: Self, comptime L: usize) Vector(L) {
+      if (L > N) unreachable;
+
+      var result: Vector(L) = undefined;
+      comptime var i = 0;
+      inline while (i < L) : (i += 1) {
+        result.values[i] = self.values[i];
+      }
+      return result;
+    }
   };
 }