Reverting support back to go1.16 minimum

allocate_linux.go

@@ -1,4 +1,5 @@
 //go:build linux
+// +build linux
 
 package chromedp
 

allocate_other.go

@@ -1,4 +1,5 @@
 //go:build !linux
+// +build !linux
 
 package chromedp
 

chromedp_test.go

@@ -30,7 +30,6 @@ import (
 	"github.com/chromedp/cdproto/runtime"
 	"github.com/chromedp/cdproto/target"
 	"github.com/ledongthuc/pdf"
-	"golang.org/x/exp/slices"
 )
 
 var (
@@ -903,7 +902,7 @@ func TestBrowserContext(t *testing.T) {
 				t.Fatal(err)
 			}
 
-			disposed := !slices.Contains(ids, want)
+			disposed := !contains(ids, want)
 
 			if disposed != tt.wantDisposed {
 				t.Errorf("browser context disposed = %v, want %v", disposed, tt.wantDisposed)
@@ -925,6 +924,7 @@ func getBrowserContext(tb testing.TB, ctx context.Context) cdp.BrowserContextID
 	}
 	return id
 }
+
 func TestLargeOutboundMessages(t *testing.T) {
 	t.Parallel()
 
@@ -1521,3 +1521,12 @@ func TestPDFTemplate(t *testing.T) {
 		t.Errorf("page.PrintToPDF produces unexpected content. got: %q, want: %q", buf, want)
 	}
 }
+
+func contains(v []cdp.BrowserContextID, id cdp.BrowserContextID) bool {
+	for _, i := range v {
+		if i == id {
+			return true
+		}
+	}
+	return false
+}

device/gen.go

@@ -1,4 +1,5 @@
 //go:build ignore
+// +build ignore
 
 package main
 

eval.go

@@ -78,10 +78,10 @@ func parseRemoteObject(v *runtime.RemoteObject, res interface{}) (err error) {
 	value := v.Value
 	if value == nil {
 		rv := reflect.ValueOf(res)
-		if rv.Kind() == reflect.Pointer {
+		if rv.Kind() == reflectPtr {
 			switch rv.Elem().Kind() {
 			// Common kinds that can be nil.
-			case reflect.Pointer, reflect.Map, reflect.Slice:
+			case reflectPtr, reflect.Map, reflect.Slice:
 			// It's weird that res is a pointer to the following kinds,
 			// but they can be nil too.
 			case reflect.Chan, reflect.Func, reflect.Interface:

eval_go1.18.go

@@ -0,0 +1,10 @@
+//go:build go1.18
+// +build go1.18
+
+package chromedp
+
+import (
+	"reflect"
+)
+
+const reflectPtr = reflect.Pointer

eval_old.go

@@ -0,0 +1,10 @@
+//go:build !go1.18
+// +build !go1.18
+
+package chromedp
+
+import (
+	"reflect"
+)
+
+const reflectPtr = reflect.Ptr

go.mod

@@ -1,20 +1,13 @@
 module github.com/chromedp/chromedp
 
-go 1.18
+go 1.16
 
 require (
 	github.com/chromedp/cdproto v0.0.0-20230220211738-2b1ec77315c9
 	github.com/gobwas/ws v1.1.0
 	github.com/ledongthuc/pdf v0.0.0-20220302134840-0c2507a12d80
 	github.com/mailru/easyjson v0.7.7
 	github.com/orisano/pixelmatch v0.0.0-20220722002657-fb0b55479cde
-	golang.org/x/exp v0.0.0-20230304125523-9ff063c70017
 )
 
-require (
-	github.com/chromedp/sysutil v1.0.0 // indirect
-	github.com/gobwas/httphead v0.1.0 // indirect
-	github.com/gobwas/pool v0.2.1 // indirect
-	github.com/josharian/intern v1.0.0 // indirect
-	golang.org/x/sys v0.6.0 // indirect
-)
+require golang.org/x/sys v0.6.0 // indirect

go.sum

@@ -16,8 +16,6 @@ github.com/mailru/easyjson v0.7.7 h1:UGYAvKxe3sBsEDzO8ZeWOSlIQfWFlxbzLZe7hwFURr0
 github.com/mailru/easyjson v0.7.7/go.mod h1:xzfreul335JAWq5oZzymOObrkdz5UnU4kGfJJLY9Nlc=
 github.com/orisano/pixelmatch v0.0.0-20220722002657-fb0b55479cde h1:x0TT0RDC7UhAVbbWWBzr41ElhJx5tXPWkIHA2HWPRuw=
 github.com/orisano/pixelmatch v0.0.0-20220722002657-fb0b55479cde/go.mod h1:nZgzbfBr3hhjoZnS66nKrHmduYNpc34ny7RK4z5/HM0=
-golang.org/x/exp v0.0.0-20230304125523-9ff063c70017 h1:3Ea9SZLCB0aRIhSEjM+iaGIlzzeDJdpi579El/YIhEE=
-golang.org/x/exp v0.0.0-20230304125523-9ff063c70017/go.mod h1:CxIveKay+FTh1D0yPZemJVgC/95VzuuOLq5Qi4xnoYc=
 golang.org/x/sys v0.0.0-20201207223542-d4d67f95c62d/go.mod h1:h1NjWce9XRLGQEsW7wpKNCjG9DtNlClVuFLEZdDNbEs=
 golang.org/x/sys v0.6.0 h1:MVltZSvRTcU2ljQOhs94SXPftV6DCNnZViHeQps87pQ=
 golang.org/x/sys v0.6.0/go.mod h1:oPkhp1MJrh7nUepCBck5+mAzfO9JrbApNNgaTdGDITg=

kb/gen.go

@@ -1,4 +1,5 @@
 //go:build ignore
+// +build ignore
 
 package main