@kamilkisiela/graphql-tools/dist/mergeDeep.js

Useful tools to create and manipulate GraphQL schemas.

Object.defineProperty(exports, "__esModule", { value: true });
function mergeDeep(target, source) {
    var output = Object.assign({}, target);
    if (isObject(target) && isObject(source)) {
        Object.keys(source).forEach(function (key) {
            var _a, _b;
            if (isObject(source[key])) {
                if (!(key in target)) {
                    Object.assign(output, (_a = {}, _a[key] = source[key], _a));
                }
                else {
                    output[key] = mergeDeep(target[key], source[key]);
                }
            }
            else {
                Object.assign(output, (_b = {}, _b[key] = source[key], _b));
            }
        });
    }
    return output;
}
exports.default = mergeDeep;
function isObject(item) {
    return item && typeof item === 'object' && !Array.isArray(item);
}
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