Add method GDPRCompliant to Country data type

country.go

@@ -182,6 +182,13 @@ func (c *Country) FormatAddress(recipient, street, postalCode, city, region stri
 	return a
 }
 
+// GDPRCompliant returns true if the country is GDPR (General Data Protection
+// Regulation) compliant. A country is GDPR compliant if is a member of the
+// European Economic Area or it is UK.
+func (c *Country) GDPRCompliant() bool {
+	return c.EEAMember || c.Alpha2 == "GB"
+}
+
 var flagsCodePoints = map[rune]rune{
 	'a': '🇦',
 	'b': '🇧',

country_test.go

@@ -400,6 +400,23 @@ func ExampleCountry_FormatAddress() {
 	// United States of America
 }
 
+func ExampleCountry_GDPRCompliant() {
+	c := countries.Get("IT")
+	fmt.Println(c.GDPRCompliant())
+	// Output: true
+}
+
+func TestGDPRCompliant(t *testing.T) {
+	c := countries.Get("IT")
+	assert.True(t, c.GDPRCompliant())
+
+	c = countries.Get("GB")
+	assert.True(t, c.GDPRCompliant())
+
+	c = countries.Get("US")
+	assert.False(t, c.GDPRCompliant())
+}
+
 func ExampleCountry_EmojiFlag() {
 	c := countries.Get("US")
 	fmt.Println(c.EmojiFlag())