@neo4j/graphql
Version:
A GraphQL to Cypher query execution layer for Neo4j and JavaScript GraphQL implementations
46 lines • 1.82 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.
*/
var __importDefault = (this && this.__importDefault) || function (mod) {
return (mod && mod.__esModule) ? mod : { "default": mod };
};
Object.defineProperty(exports, "__esModule", { value: true });
exports.getLogicalPredicate = getLogicalPredicate;
exports.isLogicalOperator = isLogicalOperator;
const cypher_builder_1 = __importDefault(require("@neo4j/cypher-builder"));
const constants_1 = require("../../constants");
const is_in_array_1 = require("../../utils/is-in-array");
function getLogicalPredicate(graphQLOperator, predicates) {
if (predicates.length === 0)
return undefined;
if (graphQLOperator === "NOT") {
const notPredicate = predicates[0];
return notPredicate ? cypher_builder_1.default.not(notPredicate) : undefined;
}
else if (graphQLOperator === "AND") {
return cypher_builder_1.default.and(...predicates);
}
else if (graphQLOperator === "OR") {
return cypher_builder_1.default.or(...predicates);
}
}
function isLogicalOperator(key) {
return (0, is_in_array_1.isInArray)(constants_1.LOGICAL_OPERATORS, key);
}
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