also support sql scan with array, not just slice

Author: dropwhile

sql.go

@@ -57,6 +57,8 @@ func (r *ID) Scan(src interface{}) error {
 			return r.UnmarshalBinary(src)
 		}
 		return r.UnmarshalText(src)
+	case [16]byte:
+		return r.UnmarshalBinary(src[:])
 	case string:
 		switch len(src) {
 		case 26, 32, 22:

sql_test.go

@@ -40,7 +40,8 @@ var (
 func TestSQL(t *testing.T) {
 	t.Run("Value", testSQLValue)
 	t.Run("Scan", func(t *testing.T) {
-		t.Run("Binary", testSQLScanBinary)
+		t.Run("BinarySlice", testSQLScanBinarySlice)
+		t.Run("BinaryArray", testSQLScanBinaryArray)
 		t.Run("String", testSQLScanString)
 		t.Run("Text", testSQLScanText)
 		t.Run("Unsupported", testSQLScanUnsupported)
@@ -65,7 +66,7 @@ func testSQLValue(t *testing.T) {
 	)
 }
 
-func testSQLScanBinary(t *testing.T) {
+func testSQLScanBinarySlice(t *testing.T) {
 	got := ID{}
 	err := got.Scan(codecTestData)
 	if err != nil {
@@ -76,6 +77,17 @@ func testSQLScanBinary(t *testing.T) {
 	}
 }
 
+func testSQLScanBinaryArray(t *testing.T) {
+	got := ID{}
+	err := got.Scan([16]byte(codecTestData))
+	if err != nil {
+		t.Fatal(err)
+	}
+	if !got.Equal(codecTestID) {
+		t.Errorf("Scan(%x): got %v, want %v", codecTestData, got, codecTestID)
+	}
+}
+
 func testSQLScanString(t *testing.T) {
 	s := "0r32b0yermw00sbjedjxe4yaz0"
 	got := ID{}