From 3ed9f53a9cb6b22789662b171e8a58236a1dd33a Mon Sep 17 00:00:00 2001
From: Meghan Denny <hello@nektro.net>
Date: Sun, 11 Jan 2026 17:17:59 -0800
Subject: [PATCH] add 'zig build generate' step

---
 .gitignore                             | 1 -
 build.zig                              | 8 ++++++++
 generate.ts                            | 3 +--
 test.zig                               | 2 +-
 test.generated.zig => zig-out/test.zig | 0
 5 files changed, 10 insertions(+), 4 deletions(-)
 rename test.generated.zig => zig-out/test.zig (100%)

diff --git a/.gitignore b/.gitignore
index fca76950e1542a6e4e13830388ac57078e055e03..6f46837e78b35a0feab3de7506e072f467c39344 100644
--- a/.gitignore
+++ b/.gitignore
@@ -1,5 +1,4 @@
 .zig-cache
-zig-out
 .zigmod
 deps.zig
 files.zig
diff --git a/build.zig b/build.zig
index f9ffeeac66f66074b0a7bbaee04d2452b06067c5..fd89fa3dfb5c4c076483ea203b95805508384c33 100644
--- a/build.zig
+++ b/build.zig
@@ -5,6 +5,14 @@ pub fn build(b: *std.Build) void {
     const target = b.standardTargetOptions(.{});
     const mode = b.option(std.builtin.Mode, "mode", "") orelse .Debug;
 
+    const gen_step = b.step("generate", "");
+    const gen_cmd = b.addSystemCommand(&.{ "bun", "./generate.ts" });
+    const gen_out = gen_cmd.addOutputFileArg("test.zig");
+    const gen_install = b.addInstallFile(gen_out, "test.zig");
+    gen_cmd.setCwd(b.path("."));
+    gen_cmd.addFileInput(b.path("generate.ts"));
+    gen_step.dependOn(&gen_install.step);
+
     const tests = b.addTest(.{
         .root_source_file = b.path("test.zig"),
         .target = target,
diff --git a/generate.ts b/generate.ts
index 99e53107f5bb85c58534a974e94fe7e887770a0f..27538d460e41da8c9fdb6661dbd24579882c4a72 100644
--- a/generate.ts
+++ b/generate.ts
@@ -3,8 +3,7 @@ import casesraw from "./urltestdata.json";
 import casesidna from "./IdnaTestV2.json";
 
 const cases = casesraw.filter((v) => typeof v !== "string");
-closeSync(openSync("./test.generated.zig", "w", 0o777));
-const f = Bun.file("./test.generated.zig");
+const f = Bun.file(process.argv[2]!);
 const w = f.writer();
 
 w.write(`const std = @import("std");\n`);
diff --git a/test.zig b/test.zig
index e1ce9ccfae058291a6f29c4ae9a465bd7fb7b6d9..c6c99f551c716ef2b57b34bb7293cefd298b4683 100644
--- a/test.zig
+++ b/test.zig
@@ -2,5 +2,5 @@ const std = @import("std");
 const url = @import("url");
 
 test {
-    _ = @import("./test.generated.zig");
+    _ = @import("./zig-out/test.zig");
 }
diff --git a/test.generated.zig b/zig-out/test.zig
similarity index 100%
rename from test.generated.zig
rename to zig-out/test.zig
-- 
2.54.0