stau.space
My omnium-gatherom of scripts and source code.
1//
2//
3//
4//
5//
6const std = @import("std");
7
8fn quicksort(comptime T: type) fn(*T) void {
9 const partition = struct {
10 fn call(x: *T, p: usize, r: usize) usize {}
11 }.call;
12
13 return struct {
14 fn call(x: *T, p: usize, r: usize) void {
15 if (p < r) {
16 q = partition(a, p, r);
17 quicksort(T)(x, p, q - 1);
18 quicksort(T)(x, q + 1, r);
19 }
20 }
21 }.call;
22
23}
24
25pub fn main() !void {
26 // Prints to stderr (it's a shortcut based on `std.io.getStdErr()`)
27 std.debug.print("All your {s} are belong to us.\n", .{"codebase"});
28
29 // stdout is for the actual output of your application, for example if you
30 // are implementing gzip, then only the compressed bytes should be sent to
31 // stdout, not any debugging messages.
32 const stdout_file = std.io.getStdOut().writer();
33 var bw = std.io.bufferedWriter(stdout_file);
34 const stdout = bw.writer();
35
36 try stdout.print("Run `zig build test` to run the tests.\n", .{});
37
38 try bw.flush(); // don't forget to flush!
39}
40
41test "simple test" {
42 var list = std.ArrayList(i32).init(std.testing.allocator);
43 defer list.deinit(); // try commenting this out and see if zig detects the memory leak!
44 try list.append(42);
45 try std.testing.expectEqual(@as(i32, 42), list.pop());
46}