Make sure written mentions do not match in URLs

src/d2m/converters/message-to-event.js

@@ -721,7 +721,8 @@ async function messageToEvent(message, guild, options = {}, di) {
 				const m = matches[i]
 				const prefix = m[1]
 				const maximumWrittenSection = m[2].toLowerCase()
-				if (maximumWrittenSection.match(/^!?&?[0-9]+>/) || maximumWrittenSection.match(/^everyone\b/) || maximumWrittenSection.match(/^here\b/)) continue
+				if (m.index > 0 && !content[m.index-1].match(/ |\(|\n/)) continue // must have space before it
+				if (maximumWrittenSection.match(/^everyone\b/) || maximumWrittenSection.match(/^here\b/)) continue // ignore @everyone/@here
 
 				var roomID = roomID ?? select("channel_room", "room_id", {channel_id: message.channel_id}).pluck().get()
 				assert(roomID)

src/d2m/converters/message-to-event.test.js

@@ -947,6 +947,21 @@ test("message2event: written @mentions may match part of the mxid", async t => {
 	}])
 })
 
+test("message2event: written @mentions do not match in URLs", async t => {
+	const events = await messageToEvent({
+		...data.message.advanced_written_at_mention_for_matrix,
+		content: "the fucking around with pixel composer continues https://pub.mastodon.sleeping.town/@exa/116037641900024965"
+	}, data.guild.general, {}, {})
+	t.deepEqual(events, [{
+		$type: "m.room.message",
+		"m.mentions": {},
+		msgtype: "m.text",
+		body: "the fucking around with pixel composer continues https://pub.mastodon.sleeping.town/@exa/116037641900024965",
+		format: "org.matrix.custom.html",
+		formatted_body: `the fucking around with pixel composer continues <a href="https://pub.mastodon.sleeping.town/@exa/116037641900024965">https://pub.mastodon.sleeping.town/@exa/116037641900024965</a>`
+	}])
+})
+
 test("message2event: entire message may match elaborate display name", async t => {
 	let called = 0
 	const events = await messageToEvent({