constructor(opts) {
		super(opts);

		this.opts = _.defaultsDeep(this.opts, {
			agentUrl: process.env.DD_AGENT_URL || "http://localhost:8126/v0.4/traces",
			interval: 5,
			defaultTags: null
		});

		this.queue = [];
	}
Creates an instance of DatadogTraceExporter.
@param {Object?} opts
@memberof DatadogTraceExporter