@opentelemetry/core/dist/baggage/propagation/W3CBaggagePropagator.cjs

OpenTelemetry Core provides constants and utilities shared by all OpenTelemetry SDK packages.

const require_suppress_tracing = require("../../trace/suppress-tracing.cjs");
const require_constants = require("../constants.cjs");
const require_utils = require("../utils.cjs");
let _opentelemetry_api = require("@opentelemetry/api");
//#region src/baggage/propagation/W3CBaggagePropagator.ts
/**
* Propagates {@link Baggage} through Context format propagation.
*
* Based on the Baggage specification:
* https://w3c.github.io/baggage/
*/
var W3CBaggagePropagator = class {
	inject(context, carrier, setter) {
		const baggage = _opentelemetry_api.propagation.getBaggage(context);
		if (!baggage || require_suppress_tracing.isTracingSuppressed(context)) return;
		const keyPairs = require_utils.getKeyPairs(baggage).filter((pair) => {
			return pair.length <= require_constants.BAGGAGE_MAX_PER_NAME_VALUE_PAIRS;
		}).slice(0, 180);
		const headerValue = require_utils.serializeKeyPairs(keyPairs);
		if (headerValue.length > 0) setter.set(carrier, require_constants.BAGGAGE_HEADER, headerValue);
	}
	extract(context, carrier, getter) {
		const headerValue = getter.get(carrier, require_constants.BAGGAGE_HEADER);
		if (!headerValue) return context;
		const baggage = {};
		let count = 0;
		let totalSize = 0;
		if (Array.isArray(headerValue)) for (let i = 0; i < headerValue.length; i++) [count, totalSize] = require_utils.parseBaggageHeaderString(headerValue[i], baggage, count, totalSize);
		else [count] = require_utils.parseBaggageHeaderString(headerValue, baggage, count, totalSize);
		if (count === 0) return context;
		return _opentelemetry_api.propagation.setBaggage(context, _opentelemetry_api.propagation.createBaggage(baggage));
	}
	fields() {
		return [require_constants.BAGGAGE_HEADER];
	}
};
//#endregion
exports.W3CBaggagePropagator = W3CBaggagePropagator;

//# sourceMappingURL=W3CBaggagePropagator.cjs.map