Support concise options

.github/workflows/qa.yml

@@ -6,6 +6,11 @@ name: Quality Assurance
     branches:
       - main
   pull_request:
+    types:
+      - opened
+      - synchronize
+      - reopened
+      - ready_for_review
 
 # Cancel prior runs on the same branch when a new one starts
 concurrency:

CHANGELOG.md

@@ -5,6 +5,12 @@ All notable changes to this project are documented in this file.
 The format is based on [Keep a Changelog](https://keepachangelog.com/en/1.1.0/),
 and this project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0.html).
 
+## Unreleased
+
+### Changed
+
+- `testo.Options` now returns an empty struct to enable `var _ = testo.Options(...)` usage.
+
 ## [1.2.0] - 2026-05-21
 
 ### Added

docs/how-to.md

@@ -76,12 +76,10 @@ func Test(t *testing.T) {
 Using `testo.Options`:
 
 ```go
-func init() {
-    testo.Options(
-        myplugin.SomeOption(),
-        otherplugin.OtherOption(42),
-    )
-}
+var _ = testo.Options(
+    myplugin.SomeOption(),
+    otherplugin.OtherOption(42),
+)
 
 func Test(t *testing.T) {
     // options are automatically passed to these RunSuite calls.

options.go

@@ -21,11 +21,19 @@ var (
 //	func init() {
 //	    testo.Options(myplugin.OutputDir("..."))
 //	}
-func Options(options ...testoplugin.Option) {
+//
+// It returns an empty struct to enable the following usage:
+//
+//	var _ = testo.Options(...)
+//
+// This is similar to [For] and slightly more concise than using init.
+func Options(options ...testoplugin.Option) struct{} {
 	globalOptionsMutex.Lock()
 	defer globalOptionsMutex.Unlock()
 
 	globalOptions = append(globalOptions, options...)
+
+	return struct{}{}
 }
 
 func getOptions() []testoplugin.Option {