simplify message-id retrieval from parsedHeader

NickOvt · NickOvt · commit 117c30686ce8 · 2026-03-10T12:18:26.000+02:00
diff --git a/lib/filter-handler.js b/lib/filter-handler.js
@@ -710,7 +710,7 @@ class FilterHandler {
         }
 
         let targetMailboxData;
-        let sourceMessageId = [].concat((prepared.mimeTree && prepared.mimeTree.parsedHeader && prepared.mimeTree.parsedHeader['message-id']) || []).pop();
+        const sourceMessageId = prepared.mimeTree?.parsedHeader?.['message-id'];
         if (sourceMessageId && prepared.msgid && prepared.hdate) {
             try {
                 targetMailboxData = await this.messageHandler.getMailboxAsync({

Original file line number	Diff line number	Diff line change
`@@ -710,7 +710,7 @@ class FilterHandler {`
`710`	`710`	`}`
`711`	`711`
`712`	`712`	`let targetMailboxData;`
`713`		`- let sourceMessageId = [].concat((prepared.mimeTree && prepared.mimeTree.parsedHeader && prepared.mimeTree.parsedHeader['message-id']) \|\| []).pop();`
	`713`	`+ const sourceMessageId = prepared.mimeTree?.parsedHeader?.['message-id'];`
`714`	`714`	`if (sourceMessageId && prepared.msgid && prepared.hdate) {`
`715`	`715`	`try {`
`716`	`716`	`targetMailboxData = await this.messageHandler.getMailboxAsync({`