all: upgrade golangci-lint and formatters (#240)

gotypes/components.go

@@ -7,9 +7,8 @@ import (
 	"go/types"
 	"strconv"
 
-	"github.com/mmcloughlin/avo/reg"
-
 	"github.com/mmcloughlin/avo/operand"
+	"github.com/mmcloughlin/avo/reg"
 )
 
 // Sizes provides type sizes used by the standard Go compiler on amd64.
@@ -31,7 +30,6 @@ type Component interface {
 	// during any previous calls to Component methods, they will be returned at
 	// resolution time.
 	Resolve() (*Basic, error)
-
 	Dereference(r reg.Register) Component // dereference a pointer
 	Base() Component                      // base pointer of a string or slice
 	Len() Component                       // length of a string or slice

gotypes/components_test.go

@@ -1,14 +1,14 @@
 package gotypes
 
 import (
+	"errors"
 	"go/token"
 	"go/types"
 	"strings"
 	"testing"
 
-	"github.com/mmcloughlin/avo/reg"
-
 	"github.com/mmcloughlin/avo/operand"
+	"github.com/mmcloughlin/avo/reg"
 )
 
 func TestBasicKindsArePrimitive(t *testing.T) {
@@ -39,6 +39,7 @@ func TestPointersArePrimitive(t *testing.T) {
 }
 
 func AssertPrimitive(t *testing.T, typ types.Type) {
+	t.Helper()
 	c := NewComponent(typ, operand.NewParamAddr("primitive", 0))
 	if _, err := c.Resolve(); err != nil {
 		t.Errorf("expected type %s to be primitive: got error '%s'", typ, err)
@@ -92,7 +93,7 @@ func TestComponentErrorChaining(t *testing.T) {
 	}
 	for _, c := range cases {
 		_, err := c.Resolve()
-		if err != expect {
+		if !errors.Is(err, expect) {
 			t.Fatal("chaining should preserve error")
 		}
 	}