From 43c411dcd76fc7b36345723d9fd84041de90225f Mon Sep 17 00:00:00 2001
From: renerocksai <rene@renerocks.ai>
Date: Sun, 30 Mar 2025 15:03:35 +0200
Subject: [PATCH] fix router.zig type checking, remove wrk examples from
 build.zig

---
 build.zig      |  2 --
 src/router.zig | 18 ++++++++++++------
 2 files changed, 12 insertions(+), 8 deletions(-)

diff --git a/build.zig b/build.zig
index b13002a..e020e26 100644
--- a/build.zig
+++ b/build.zig
@@ -60,8 +60,6 @@ pub fn build(b: *std.Build) !void {
         .{ .name = "serve", .src = "examples/serve/serve.zig" },
         .{ .name = "hello_json", .src = "examples/hello_json/hello_json.zig" },
         .{ .name = "endpoint", .src = "examples/endpoint/main.zig" },
-        .{ .name = "wrk", .src = "wrk/zig/main.zig" },
-        .{ .name = "wrk_zigstd", .src = "wrk/zigstd/main.zig" },
         .{ .name = "mustache", .src = "examples/mustache/mustache.zig" },
         .{ .name = "endpoint_auth", .src = "examples/endpoint_auth/endpoint_auth.zig" },
         .{ .name = "http_params", .src = "examples/http_params/http_params.zig" },
diff --git a/src/router.zig b/src/router.zig
index e6bfe23..ff35831 100644
--- a/src/router.zig
+++ b/src/router.zig
@@ -82,10 +82,10 @@ pub fn handle_func(self: *Router, path: []const u8, instance: *anyopaque, handle
         // Need to check:
         // 1) handler is function pointer
         const f = blk: {
-            if (hand_info == .Pointer) {
-                const inner = @typeInfo(hand_info.Pointer.child);
-                if (inner == .Fn) {
-                    break :blk inner.Fn;
+            if (hand_info == .pointer) {
+                const inner = @typeInfo(hand_info.pointer.child);
+                if (inner == .@"fn") {
+                    break :blk inner.@"fn";
                 }
             }
             @compileError("Expected handler to be a function pointer. Found " ++
@@ -104,8 +104,14 @@ pub fn handle_func(self: *Router, path: []const u8, instance: *anyopaque, handle
 
         // 3) handler returns void
         const ret_info = @typeInfo(f.return_type.?);
-        if (ret_info != .Void) {
-            @compileError("Expected handler's return type to be void. Found " ++
+        if (ret_info != .error_union) {
+            @compileError("Expected handler's return type to be !void. Found " ++
+                @typeName(f.return_type.?));
+        }
+
+        const payload = @typeInfo(ret_info.error_union.payload);
+        if (payload != .void) {
+            @compileError("Expected handler's return type to be !void. Found " ++
                 @typeName(f.return_type.?));
         }
     }