Fixes semver range parsing for required packages

Signed-off-by: Mikalai Radchuk <mradchuk@redhat.com>

internal/catalogmetadata/types.go

@@ -31,7 +31,7 @@ type Channel struct {
 
 type PackageRequired struct {
 	property.PackageRequired
-	SemverRange *bsemver.Range `json:"-"`
+	SemverRange bsemver.Range `json:"-"`
 }
 
 type Bundle struct {
@@ -98,17 +98,17 @@ func (b *Bundle) loadRequiredPackages() error {
 		if err != nil {
 			return fmt.Errorf("error determining bundle required packages for bundle %q: %s", b.Name, err)
 		}
-		for _, requiredPackage := range requiredPackages {
-			semverRange, err := bsemver.ParseRange(requiredPackage.VersionRange)
+		for i := range requiredPackages {
+			semverRange, err := bsemver.ParseRange(requiredPackages[i].VersionRange)
 			if err != nil {
 				return fmt.Errorf(
 					"error parsing bundle required package semver range for bundle %q (required package %q): %s",
 					b.Name,
-					requiredPackage.PackageName,
+					requiredPackages[i].PackageName,
 					err,
 				)
 			}
-			requiredPackage.SemverRange = &semverRange
+			requiredPackages[i].SemverRange = semverRange
 		}
 		b.requiredPackages = requiredPackages
 	}

internal/catalogmetadata/types_test.go

@@ -123,6 +123,16 @@ func TestBundleRequiredPackages(t *testing.T) {
 	} {
 		t.Run(tt.name, func(t *testing.T) {
 			packages, err := tt.bundle.RequiredPackages()
+			assert.Len(t, packages, len(tt.wantRequiredPackages))
+			for i := range packages {
+				// SemverRange is a function which is not comparable
+				// so we just make sure that it is set.
+				assert.NotNil(t, packages[i].SemverRange)
+
+				// And then we set it to nil for ease of further comparisons
+				packages[i].SemverRange = nil
+			}
+
 			assert.Equal(t, tt.wantRequiredPackages, packages)
 			if tt.wantErr != "" {
 				assert.EqualError(t, err, tt.wantErr)