graphql-scalars
Version:
A collection of scalar types not included in base GraphQL.
35 lines (34 loc) • 1.24 kB
JavaScript
Object.defineProperty(exports, "__esModule", { value: true });
exports.GraphQLNonEmptyString = void 0;
const graphql_1 = require("graphql");
const error_js_1 = require("../error.js");
const validate = (value, ast) => {
if (typeof value !== 'string') {
throw (0, error_js_1.createGraphQLError)(`Value is not a string: ${value}`, ast ? { nodes: ast } : undefined);
}
if (!value.trim().length) {
throw (0, error_js_1.createGraphQLError)(`Value cannot be an empty string: ${value}`, ast ? { nodes: ast } : undefined);
}
return value;
};
exports.GraphQLNonEmptyString = new graphql_1.GraphQLScalarType({
name: 'NonEmptyString',
description: 'A string that cannot be passed as an empty value',
serialize: validate,
parseValue: validate,
parseLiteral(ast) {
if (ast.kind !== graphql_1.Kind.STRING) {
throw (0, error_js_1.createGraphQLError)(`Can only validate strings but got a: ${ast.kind}`, { nodes: ast });
}
return validate(ast.value, ast);
},
extensions: {
codegenScalarType: 'string',
jsonSchema: {
title: 'NonEmptyString',
type: 'string',
minLength: 1,
},
},
});
;