graphql-compose-mongoose/lib/types/RegExpAsString.js

Plugin for `graphql-compose` which derive a graphql types from a mongoose model.

"use strict";
Object.defineProperty(exports, "__esModule", { value: true });
const graphql_1 = require("graphql-compose/lib/graphql");
function parseStringWithRegExp(str) {
    if (str.startsWith('/')) {
        const m = str.match(/^\/(.+)\/([gimsuy]*)$/);
        if (m) {
            return new RegExp(m[1], m[2]);
        }
        throw new TypeError('Field error: cannot parse provided string as RegExp object');
    }
    else {
        return new RegExp(str);
    }
}
const GraphQLRegExpAsString = new graphql_1.GraphQLScalarType({
    name: 'RegExpAsString',
    specifiedByURL: 'http://www.ecma-international.org/publications/files/ECMA-ST/ECMA-262.pdf',
    description: 'The string representation of JavaScript regexp. You may provide it with flags "/^abc.*/i" or without flags like "^abc.*". More info about RegExp characters and flags: https://developer.mozilla.org/en-US/docs/Web/JavaScript/Guide/Regular_Expressions',
    serialize: String,
    parseValue(value) {
        if (typeof value !== 'string') {
            throw new TypeError('Field error: GraphQL RegExpAsString value should be provided as a string');
        }
        return parseStringWithRegExp(value);
    },
    parseLiteral(ast) {
        if (ast.kind !== graphql_1.Kind.STRING) {
            throw new TypeError('Field error: GraphQL RegExpAsString value should be provided as a string');
        }
        return parseStringWithRegExp(ast.value);
    },
});
exports.default = GraphQLRegExpAsString;
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