@neo4j/graphql
Version:
A GraphQL to Cypher query execution layer for Neo4j and JavaScript GraphQL implementations
65 lines • 2.69 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.GraphQLBigInt = void 0;
const graphql_1 = require("graphql");
const neo4j_driver_1 = require("neo4j-driver");
exports.GraphQLBigInt = new graphql_1.GraphQLScalarType({
name: "BigInt",
description: "A BigInt value up to 64 bits in size, which can be a number or a string if used inline, or a string only if used as a variable. Always returned as a string.",
serialize(outputValue) {
if ((0, neo4j_driver_1.isInt)(outputValue)) {
return outputValue.toString(10);
}
if (typeof outputValue === "string") {
return outputValue;
}
if (typeof outputValue === "number") {
return outputValue.toString(10);
}
throw new graphql_1.GraphQLError(`BigInt cannot represent value: ${outputValue}`);
},
parseValue(inputValue) {
if (typeof inputValue !== "string") {
throw new graphql_1.GraphQLError("BigInt values are not JSON serializable. Please pass as a string in variables, or inline in the GraphQL query.");
}
try {
return (0, neo4j_driver_1.int)(inputValue, { strictStringValidation: true });
}
catch {
throw new graphql_1.GraphQLError("Value must be either a BigInt, or a string representing a BigInt value.");
}
},
parseLiteral(ast) {
switch (ast.kind) {
case graphql_1.Kind.INT:
case graphql_1.Kind.STRING:
try {
return (0, neo4j_driver_1.int)(ast.value, { strictStringValidation: true });
}
catch {
throw new graphql_1.GraphQLError("Value must be either a BigInt, or a string representing a BigInt value.");
}
default:
throw new graphql_1.GraphQLError("Value must be either a BigInt, or a string representing a BigInt value.");
}
},
});
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