In CloudBees CD, a matcher controls the postp postprocessor. Use matchers to extend postp with additional patterns if you find useful patterns in your log files undetected by postp. A matcher contains a pattern that matches lines in a step’s log and actions to carry out when the pattern matches.

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<h1>matcher</h1>
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<p>In CloudBees CD, a matcher controls the <code>postp</code> postprocessor. Use matchers to extend <code>postp</code> with additional patterns if you find useful patterns in your log files undetected by <code>postp</code>. A matcher contains a pattern that matches lines in a step’s log and actions to carry out when the pattern matches.</p>
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