From 57ffa5799242ce8754aaa17df7d730c6dd811975 Mon Sep 17 00:00:00 2001
From: Yves Biener <yves.biener@gmx.de>
Date: Sun, 7 Jun 2026 18:09:19 +0200
Subject: [PATCH] mod: bump `zig` version to 0.16.0

---
 build.zig.zon |  3 +--
 src/root.zig  | 15 +++++++--------
 2 files changed, 8 insertions(+), 10 deletions(-)

diff --git a/build.zig.zon b/build.zig.zon
index cd16041..1087b42 100644
--- a/build.zig.zon
+++ b/build.zig.zon
@@ -1,9 +1,8 @@
 .{
     .name = .fuzzig,
-    // This is a [Semantic Version](https://semver.org/).
     .version = "0.0.0",
     .fingerprint = 0x6450ab302d40f9a8, // Changing this has security and trust implications.
-    .minimum_zig_version = "0.16.0-dev.1254+bf15c791f",
+    .minimum_zig_version = "0.16.0",
     .dependencies = .{},
     .paths = .{
         "build.zig",
diff --git a/src/root.zig b/src/root.zig
index f69bd2c..8b63f95 100644
--- a/src/root.zig
+++ b/src/root.zig
@@ -202,6 +202,7 @@ const Allocator = std.mem.Allocator;
 
 test "matching `s` on local files" {
     var gpa = testing.allocator;
+    const io = testing.io;
 
     // files to fuzzy match against
     var files: std.ArrayList([]const u8) = .empty;
@@ -218,13 +219,13 @@ test "matching `s` on local files" {
     }
 
     // arrange
-    var dir = try std.fs.cwd().openDir(".", .{ .iterate = true });
-    defer dir.close();
+    var dir = try std.Io.Dir.cwd().openDir(io, ".", .{ .iterate = true });
+    defer dir.close(io);
 
     var iter = try dir.walk(gpa);
     defer iter.deinit();
 
-    while (try iter.next()) |entry| {
+    while (try iter.next(io)) |entry| {
         switch (entry.kind) {
             .file => {
                 if (std.mem.startsWith(u8, entry.path, ".git/")) continue;
@@ -249,12 +250,10 @@ test "matching `s` on local files" {
     std.sort.heap(Result, results.items, {}, greaterThan);
 
     var buf: [128]u8 = undefined;
-    var buffer = std.fs.File.stderr().writer(&buf);
-    var writer = &buffer.interface;
+    const stderr = try std.Io.lockStderr(io, &buf, .escape_codes);
+    var writer = stderr.file_writer;
     defer writer.flush() catch unreachable;
-
-    std.debug.lockStdErr();
-    defer std.debug.unlockStdErr();
+    defer std.Io.unlockStderr(io);
 
     // assert
     var scored_entries: usize = 0;