graphql-scalars
Version:
A collection of scalar types not included in base GraphQL.
42 lines (41 loc) • 1.74 kB
JavaScript
;
Object.defineProperty(exports, "__esModule", { value: true });
exports.GraphQLDeweyDecimal = exports.GraphQLDeweyDecimalConfig = void 0;
const graphql_1 = require("graphql");
const error_js_1 = require("../../error.js");
const DEWEY_DECIMAL_REGEX = /^[0-9]{1,3}(?:\.[0-9]+)?$/;
const validate = (value, ast) => {
if (typeof value !== 'string') {
throw (0, error_js_1.createGraphQLError)(`Value is not string: ${value}`, { nodes: ast });
}
if (!DEWEY_DECIMAL_REGEX.test(value)) {
throw (0, error_js_1.createGraphQLError)(`Value is not a valid Dewey Decimal Number: ${value}`, { nodes: ast });
}
return value;
};
const specifiedByURL = 'https://www.oclc.org/content/dam/oclc/dewey/resources/summaries/deweysummaries.pdf';
exports.GraphQLDeweyDecimalConfig = {
name: 'DeweyDecimal',
description: `A field whose value conforms to the standard DeweyDecimal format as specified by the OCLC https://www.oclc.org/content/dam/oclc/dewey/resources/summaries/deweysummaries.pdf`,
serialize: validate,
parseValue: validate,
parseLiteral(ast) {
if (ast.kind !== graphql_1.Kind.STRING) {
throw (0, error_js_1.createGraphQLError)(`Can only validate strings as DeweyDecimal but got a: ${ast.kind}`, {
nodes: ast,
});
}
return validate(ast.value, ast);
},
specifiedByURL,
specifiedByUrl: specifiedByURL,
extensions: {
codegenScalarType: 'string',
jsonSchema: {
title: 'DeweyDecimal',
type: 'string',
pattern: DEWEY_DECIMAL_REGEX.source,
},
},
};
exports.GraphQLDeweyDecimal = new graphql_1.GraphQLScalarType(exports.GraphQLDeweyDecimalConfig);