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Fix: concurrent resolution should not happen. #1651

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merged 1 commit into from
Sep 14, 2021
+6 −2
Merged

Fix: concurrent resolution should not happen. #1651

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Fix: concurrent resolution should not happen.
@neotyk
neotyk committed Sep 14, 2021

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neotyk Alex Iwaniuk
GPG key ID: 72F74A1ADB24CC87
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commit 698913ec7dda9330eb891392e323600c5480d9af
8 changes: 6 additions & 2 deletions src/clj/athens/self_hosted/web/datascript.clj
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Original file line number Diff line number Diff line change
@@ -75,10 +75,14 @@
(common-events/build-event-rejected event-id err-msg err-data)))))


(def single-writer-guard (Object.))


(defn default-handler
[datahike _channel {:event/keys [id] :as event}]
(let [txs (resolver/resolve-event-to-tx @datahike event)]
(transact! datahike id txs)))
(locking single-writer-guard
(let [txs (resolver/resolve-event-to-tx @datahike event)]
(transact! datahike id txs))))


(defn datascript-handler