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Niklas Quarfot Nielsen updated MESOS-2622: ------------------------------------------ Story Points: 1 > Document the semantic change in decorator return values > ------------------------------------------------------- > > Key: MESOS-2622 > URL: https://issues.apache.org/jira/browse/MESOS-2622 > Project: Mesos > Issue Type: Documentation > Reporter: Niklas Quarfot Nielsen > Assignee: Niklas Quarfot Nielsen > Labels: mesosphere > > In order to enable decorator modules to _remove_ metadata (environment > variables or labels), we changed the meaning of the return value for > decorator hooks. > The Result<T> return values means: > ||State||Before||After|| > |Error|Error is propagated to the call-site|No change| > |None|The result of the decorator is not applied|No change| > |Some|The result of the decorator is *appended*|The result of the decorator > *overwrites* the final labels/environment object| -- This message was sent by Atlassian JIRA (v6.3.4#6332)