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authorChris Boesch <chrboesch@noreply.codeberg.org>2026-04-07 09:18:37 +0200
committerChris Boesch <chrboesch@noreply.codeberg.org>2026-04-07 09:18:37 +0200
commit7cb7a9948a9f5c9965fedd59f0cd816f28962fe4 (patch)
tree1953e653faba351ab103ec030eacbfc79b7dae6c /exercises/089_async6.zig
parent1166f3cfb65d7edc9086c6ba6b8edd4754964b33 (diff)
parent3574fd3ae037f34510c6bb6657332b57447ac5b1 (diff)
Merge branch 'main' into fix-060
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-//
-// The power and purpose of async/await becomes more apparent
-// when we do multiple things concurrently. Foo and Bar do not
-// depend on each other and can happen at the same time, but End
-// requires that they both be finished.
-//
-// +---------+
-// | Start |
-// +---------+
-// / \
-// / \
-// +---------+ +---------+
-// | Foo | | Bar |
-// +---------+ +---------+
-// \ /
-// \ /
-// +---------+
-// | End |
-// +---------+
-//
-// We can express this in Zig like so:
-//
-// fn foo() u32 { ... }
-// fn bar() u32 { ... }
-//
-// // Start
-//
-// var foo_frame = async foo();
-// var bar_frame = async bar();
-//
-// var foo_value = await foo_frame;
-// var bar_value = await bar_frame;
-//
-// // End
-//
-// Please await TWO page titles!
-//
-const print = @import("std").debug.print;
-
-pub fn main() void {
- var com_frame = async getPageTitle("http://example.com");
- var org_frame = async getPageTitle("http://example.org");
-
- var com_title = com_frame;
- var org_title = org_frame;
-
- print(".com: {s}, .org: {s}.\n", .{ com_title, org_title });
-}
-
-fn getPageTitle(url: []const u8) []const u8 {
- // Please PRETEND this is actually making a network request.
- _ = url;
- return "Example Title";
-}