diff options
Diffstat (limited to 'vendor/open-telemetry/context/Propagation/PropagationGetterInterface.php')
-rw-r--r-- | vendor/open-telemetry/context/Propagation/PropagationGetterInterface.php | 25 |
1 files changed, 25 insertions, 0 deletions
diff --git a/vendor/open-telemetry/context/Propagation/PropagationGetterInterface.php b/vendor/open-telemetry/context/Propagation/PropagationGetterInterface.php new file mode 100644 index 000000000..d2976c63d --- /dev/null +++ b/vendor/open-telemetry/context/Propagation/PropagationGetterInterface.php @@ -0,0 +1,25 @@ +<?php + +declare(strict_types=1); + +namespace OpenTelemetry\Context\Propagation; + +/** + * @see https://github.com/open-telemetry/opentelemetry-specification/blob/v1.6.1/specification/context/api-propagators.md#getter-argument + */ +interface PropagationGetterInterface +{ + /** + * Returns the list of all the keys in the carrier. + * + * @see https://github.com/open-telemetry/opentelemetry-specification/blob/v1.6.1/specification/context/api-propagators.md#keys + * + * @return list<string> + */ + public function keys($carrier): array; + + /** + * Gets the value of a given key from a carrier. + */ + public function get($carrier, string $key) : ?string; +} |