Fix if implementation

cloudformation/intrinsics.go

@@ -236,32 +236,17 @@ func FindInMapPtr(mapName, topLevelKey, secondLevelKey interface{}) *string {
 
 // If returns one value if the specified condition evaluates to true and another value if the specified condition evaluates to false. Currently, AWS CloudFormation supports the Fn::If intrinsic function in the metadata attribute, update policy attribute, and property values in the Resources section and Outputs sections of a template. You can use the AWS::NoValue pseudo parameter as a return value to remove the corresponding property.
 func If(value, ifEqual interface{}, ifNotEqual interface{}) string {
-	var equal string
-
-	switch v := ifEqual.(type) {
-	case map[string]string, []string, string:
-		out, err := json.Marshal(ifEqual)
-		if err != nil {
-			panic(err)
-		}
-		equal = string(out)
-	default:
-		fmt.Printf("Unsupported type for ifEqual: %T\n", v)
-		return encode(fmt.Sprintf(`{ "Fn::If" : [ %q, %q, %q ] }`, value, ifEqual, ifNotEqual))
+	out, err := json.Marshal(ifEqual)
+	if err != nil {
+		panic(err)
 	}
+	equal := string(out)
 
-	var notEqual string
-	switch v := ifNotEqual.(type) {
-	case map[string]string, []string, string:
-		out, err := json.Marshal(ifNotEqual)
-		if err != nil {
-			panic(err)
-		}
-		notEqual = string(out)
-	default:
-		fmt.Printf("Unsupported type for ifNotEqual: %T\n", v)
-		return encode(fmt.Sprintf(`{ "Fn::If" : [ %q, %q, %q ] }`, value, ifEqual, ifNotEqual))
+	out, err = json.Marshal(ifNotEqual)
+	if err != nil {
+		panic(err)
 	}
+	notEqual := string(out)
 
 	if isBase64(equal) {
 		if isBase64(notEqual) {