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Toggle log level during testing
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(ns log-test | |
(:import | |
[ch.qos.logback.classic Level] | |
[org.slf4j LoggerFactory Logger])) | |
(defn set-log-level | |
[logger level] | |
(.setLevel logger level)) | |
(defn root-logger [] | |
(LoggerFactory/getLogger Logger/ROOT_LOGGER_NAME)) | |
(defn with-log-level* | |
[level f] | |
(let [new-level# (Level/valueOf (name level)) | |
logger# (root-logger) | |
old-level# (.getLevel logger#)] | |
(set-log-level logger# new-level#) | |
(try | |
(f) | |
(finally | |
(set-log-level logger# old-level#))))) | |
(defmacro with-log-level | |
"Runs the body with the loglevel set to the given level" | |
[level & body] | |
`(with-log-level* ~level (fn [] ~@body))) |
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