From 4f5e5310f38bd676981cf1d6f7346ff83210d006 Mon Sep 17 00:00:00 2001
From: Andrew Scott <git@andyscott.me>
Date: Wed, 4 Dec 2024 17:43:21 -0500
Subject: [PATCH] 2024: util.zig: add `inputToArrayList()`

---
 2024/util.zig | 10 ++++++++++
 1 file changed, 10 insertions(+)

diff --git a/2024/util.zig b/2024/util.zig
index d67c2f8..e4e9d03 100644
--- a/2024/util.zig
+++ b/2024/util.zig
@@ -9,3 +9,13 @@ pub fn readAllInput(day: u8, allocator: std.mem.Allocator) ![]const u8 {
     const stat = try file.stat();
     return try file.reader().readAllAlloc(allocator, stat.size);
 }
+
+pub fn inputToArrayList(comptime T: type, allocator: std.mem.Allocator, input: []const u8) !std.ArrayList(T) {
+    var out = std.ArrayList(T).init(allocator);
+    errdefer out.deinit();
+    var items = std.mem.tokenizeScalar(u8, input, ' ');
+    while (items.next()) |item| {
+        try out.append(try std.fmt.parseInt(T, item, 10));
+    }
+    return out;
+}