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graphql-scalars

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A collection of scalar types not included in base GraphQL.

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import { GraphQLScalarType, Kind } from 'graphql'; import { createGraphQLError } from '../error.js'; const CUID_REGEX = /^c[^\s-]{8,}$/i; const validate = (value, ast) => { if (typeof value !== 'string') { throw createGraphQLError(`Value is not string: ${value}`, ast ? { nodes: ast, } : undefined); } if (!CUID_REGEX.test(value)) { throw createGraphQLError(`Value is not a valid cuid: ${value}`, ast ? { nodes: ast, } : undefined); } return value; }; const specifiedByURL = 'https://github.com/ericelliott/cuid#broken-down'; export const GraphQLCuidConfig = /*#__PURE__*/ { name: 'Cuid', description: 'A field whose value conforms to the standard cuid format as specified in https://github.com/ericelliott/cuid#broken-down', serialize: validate, parseValue: validate, parseLiteral(ast) { if (ast.kind !== Kind.STRING) { throw createGraphQLError(`Can only validate strings as cuids but got a: ${ast.kind}`, { nodes: [ast], }); } return validate(ast.value, ast); }, specifiedByURL, specifiedByUrl: specifiedByURL, extensions: { codegenScalarType: 'string', jsonSchema: { title: 'Cuid', type: 'string', pattern: CUID_REGEX.source, }, }, }; export const GraphQLCuid = /*#__PURE__*/ new GraphQLScalarType(GraphQLCuidConfig);