From 2141f87c5eb61eaf0839f269b762c9e718b162ca Mon Sep 17 00:00:00 2001
From: Jordan Orelli <jordanorelli@gmail.com>
Date: Thu, 24 Dec 2020 23:26:20 +0000
Subject: [PATCH] it's a box

---
 box.zig | 34 ++++++++++++++++++++++++++++++++++
 1 file changed, 34 insertions(+)
 create mode 100644 box.zig

diff --git a/box.zig b/box.zig
new file mode 100644
index 0000000..5e42857
--- /dev/null
+++ b/box.zig
@@ -0,0 +1,34 @@
+const std = @import("std");
+const stdout = std.io.getStdOut().writer();
+
+fn Box(comptime T: type) type {
+    return struct {
+        value: T,
+    };
+}
+
+const Point = struct {
+    X: i32 = 1,
+    Y: i32 = 2,
+};
+
+pub fn main() !void {
+    var vbox = Box(Point){
+        .value = undefined,
+    };
+    try stdout.print("var box with undefined: {}\n", vbox);
+
+    var vbox2 = Box(Point){
+        .value = Point{},
+    };
+    try stdout.print("var box with explicit defaults: {}\n", vbox2);
+
+    const cbox = Box(Point){
+        .value = undefined,
+    };
+    try stdout.print("const box with undefined: {}\n", cbox);
+
+    try stdout.print("Box literal with undefined: {}\n", Box(Point){
+        .value = undefined,
+    });
+}