From ee9b8fc921f48dc893808e1c9dbfbef321aa362c Mon Sep 17 00:00:00 2001
From: Nguyễn Gia Phong <mcsinyx@disroot.org>
Date: Sun, 28 Feb 2021 17:18:03 +0700
Subject: [lang/zig] Learn some Zig

---
 lang/zig/values.zig | 54 +++++++++++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 54 insertions(+)
 create mode 100644 lang/zig/values.zig

(limited to 'lang/zig/values.zig')

diff --git a/lang/zig/values.zig b/lang/zig/values.zig
new file mode 100644
index 0000000..4095da5
--- /dev/null
+++ b/lang/zig/values.zig
@@ -0,0 +1,54 @@
+// Top-level declarations are order-independent:
+const print = std.debug.print;
+const std = @import("std");
+const os = std.os;
+const assert = std.debug.assert;
+
+pub fn main() void {
+    // integers
+    const one_plus_one: i32 = 1 + 1;
+    print("1 + 1 = {}\n", .{one_plus_one});
+
+    // floats
+    const seven_div_three: f32 = 7.0 / 3.0;
+    print("7.0 / 3.0 = {}\n", .{seven_div_three});
+
+    // boolean
+    print("{}\n{}\n{}\n", .{
+        true and false,
+        true or false,
+        !true,
+    });
+
+    // optional
+    var optional_value: ?[]const u8 = null;
+    assert(optional_value == null);
+
+    print("\noptional 1\ntype: {}\nvalue: {}\n", .{
+        @typeName(@TypeOf(optional_value)),
+        optional_value,
+    });
+
+    optional_value = "hi";
+    assert(optional_value != null);
+
+    print("\noptional 2\ntype: {}\nvalue: {}\n", .{
+        @typeName(@TypeOf(optional_value)),
+        optional_value,
+    });
+
+    // error union
+    var number_or_error: anyerror!i32 = error.ArgNotFound;
+
+    print("\nerror union 1\ntype: {}\nvalue: {}\n", .{
+        @typeName(@TypeOf(number_or_error)),
+        number_or_error,
+    });
+
+    number_or_error = 1234;
+
+    print("\nerror union 2\ntype: {}\nvalue: {}\n", .{
+        @typeName(@TypeOf(number_or_error)),
+        number_or_error,
+    });
+}
-- 
cgit 1.4.1