Add support of nested fields (#7)

* Add support of nested fields

* Change generated files extension to pb.atlas.query.perm.go

* Minor refactoring

* Add missing generated file

Author: Daniil Kukharau

example/example.pb.atlas.query.perm.go

@@ -17,11 +17,17 @@ message User {
     repeated string array = 8;
     CustomType custom_type = 9;
     CustomType custom_type_string = 10 [(atlas.query.permissions) = {filter_type: STRING}];
+    Address home_address = 11 [(atlas.query.permissions) = {enable_nested_fields: true}];
+    Address work_address = 12;
 }
 
 message CustomType {
 }
 
+message Address {
+    string city = 1 [(atlas.query.permissions) = {filters: {allow: "EQ"}, disable_sorting: true}];
+    string country = 2;
+}
 
 message ListRequest {
     infoblox.api.Filtering filter = 1;

example/example.pb.perm.go

@@ -27,14 +27,18 @@ func TestFilteringPermissionsValidation(t *testing.T) {
 		{`array=="array"`, true},
 		{`custom_type=="custom_type"`, true},
 		{`custom_type_string~"custom_type"`, false},
+		{`home_address.city=="city"`, false},
+		{`home_address.city~"city"`, true},
+		{`home_address.country~"country"`, false},
+		{`work_address.city=="city"`, true},
 	}
 
 	for _, test := range tests {
 		f, err := query.ParseFiltering(test.Query)
 		if err != nil {
 			t.Fatalf("Invalid filtering data '%s'", test.Query)
 		}
-		err = Validate(f, nil, "/example.TestService/List")
+		err = ExampleValidateQuery(f, nil, "/example.TestService/List")
 		if err != nil {
 			if test.Err == false {
 				t.Errorf("Unexpected error for %s query: %s", test.Query, err)
@@ -57,14 +61,20 @@ func TestSortingPermissionsValidation(t *testing.T) {
 		{`on_vacation`, true},
 		{`speciality`, true},
 		{`unknown_field`, true},
+		{`array`, true},
+		{`custom_type`, true},
+		{`custom_type_string`, false},
+		{`home_address.city`, true},
+		{`home_address.country`, false},
+		{`work_address.city`, true},
 	}
 
 	for _, test := range tests {
 		s, err := query.ParseSorting(test.Query)
 		if err != nil {
 			t.Fatalf("Invalid sorting data '%s'", test.Query)
 		}
-		err = Validate(nil, s, "/example.TestService/List")
+		err = ExampleValidateQuery(nil, s, "/example.TestService/List")
 		if err != nil {
 			if test.Err == false {
 				t.Errorf("Unexpected error for %s query: %s", test.Query, err)

example/example.proto

@@ -7,7 +7,7 @@ import (
 
 func main() {
 	plugin := &plugin.PermPlugin{}
-	response := command.GeneratePlugin(command.Read(), plugin, ".pb.perm.go")
+	response := command.GeneratePlugin(command.Read(), plugin, ".pb.atlas.query.perm.go")
 	plugin.CleanFiles(response)
 	command.Write(response)
 }

example/example_test.go

@@ -19,6 +19,7 @@ message CollectionPermissions {
     NUMBER = 2;
   }
   optional FilterType filter_type  = 3;
+  optional bool enable_nested_fields = 4;
 }
 
 message FilterOptions {