graphql-scalars
Version:
A collection of scalar types not included in base GraphQL.
41 lines (40 loc) • 1.53 kB
JavaScript
Object.defineProperty(exports, "__esModule", { value: true });
exports.GraphQLHexadecimal = exports.GraphQLHexadecimalConfig = void 0;
const graphql_1 = require("graphql");
const error_js_1 = require("../error.js");
const HEXADECIMAL_REGEX = /^[a-f0-9]+$/i;
const validate = (value, ast) => {
if (typeof value !== 'string') {
throw (0, error_js_1.createGraphQLError)(`Value is not string: ${value}`, ast ? { nodes: ast } : undefined);
}
if (!HEXADECIMAL_REGEX.test(value)) {
throw (0, error_js_1.createGraphQLError)(`Value is not a valid hexadecimal value: ${value}`, ast ? { nodes: ast } : undefined);
}
return value;
};
exports.GraphQLHexadecimalConfig = {
name: `Hexadecimal`,
description: `A field whose value is a hexadecimal: https://en.wikipedia.org/wiki/Hexadecimal.`,
serialize(value) {
return validate(value);
},
parseValue(value) {
return validate(value);
},
parseLiteral(ast) {
if (ast.kind !== graphql_1.Kind.STRING) {
throw (0, error_js_1.createGraphQLError)(`Can only validate strings as a hexadecimal but got a: ${ast.kind}`, { nodes: ast });
}
return validate(ast.value, ast);
},
extensions: {
codegenScalarType: 'string',
jsonSchema: {
title: 'Hexadecimal',
type: 'string',
pattern: HEXADECIMAL_REGEX.source,
},
},
};
exports.GraphQLHexadecimal = new graphql_1.GraphQLScalarType(exports.GraphQLHexadecimalConfig);
;