deepCopy()

in ui/src/app/data-explorer/components/chart-view/designer-panel/data-settings/data-explorer-widget-data-settings.component.ts [305:337]

• 28 lines of code
• 9 McCabe index (conditional complexity)

    deepCopy(obj) {
        let copy;

        if (null == obj || 'object' !== typeof obj) {
            return obj;
        }

        if (obj instanceof Date) {
            copy = new Date();
            copy.setTime(obj.getTime());
            return copy;
        }

        if (obj instanceof Array) {
            copy = [];
            for (let i = 0, len = obj.length; i < len; i++) {
                copy[i] = this.deepCopy(obj[i]);
            }
            return copy;
        }

        if (obj instanceof Object) {
            copy = {};
            for (const attr in obj) {
                if (obj.hasOwnProperty(attr)) {
                    copy[attr] = this.deepCopy(obj[attr]);
                }
            }
            return copy;
        }

        throw new Error('Unable to copy.');
    }