@neo4j/graphql
Version:
A GraphQL to Cypher query execution layer for Neo4j and JavaScript GraphQL implementations
58 lines • 2.98 kB
JavaScript
;
/*
* Copyright (c) "Neo4j"
* Neo4j Sweden AB [http://neo4j.com]
*
* This file is part of Neo4j.
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
Object.defineProperty(exports, "__esModule", { value: true });
exports.validateCypherDirective = validateCypherDirective;
const directives_1 = require("../../../../graphql/directives");
const document_validation_error_1 = require("../utils/document-validation-error");
const is_in_node_type_1 = require("../utils/location-helpers/is-in-node-type");
const is_in_root_type_1 = require("../utils/location-helpers/is-in-root-type");
const is_in_subscription_type_1 = require("../utils/location-helpers/is-in-subscription-type");
const path_parser_1 = require("../utils/path-parser");
function validateCypherDirective(context) {
const typeMapWithExtensions = context.typeMapWithExtensions;
if (!typeMapWithExtensions) {
throw new Error("No typeMapWithExtensions found in the context");
}
return {
FieldDefinition(fieldDefinitionNode, _key, _parent, path, ancestors) {
if (!fieldDefinitionNode.directives?.length ||
!fieldDefinitionNode.directives.find((directive) => directive.name.value === directives_1.cypherDirective.name)) {
return;
}
const isValidLocation = ((0, is_in_node_type_1.fieldIsInNodeType)({ path, ancestors, typeMapWithExtensions }) ||
(0, is_in_root_type_1.fieldIsInRootType)({ path, ancestors, typeMapWithExtensions })) &&
!(0, is_in_subscription_type_1.fieldIsInSubscriptionType)({ path, ancestors, typeMapWithExtensions });
const { isValid, errorMsg } = (0, document_validation_error_1.assertValid)(() => {
if (!isValidLocation) {
throw new document_validation_error_1.DocumentValidationError(`Directive "${directives_1.cypherDirective.name}" requires in a type with "@node" or on root types: Query, and Mutation`, []);
}
});
const pathToNode = (0, path_parser_1.getPathToNode)(path, ancestors);
if (!isValid) {
context.reportError((0, document_validation_error_1.createGraphQLError)({
nodes: [fieldDefinitionNode],
path: [...pathToNode[0], `@${directives_1.cypherDirective.name}`],
errorMsg,
}));
}
},
};
}
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