SnowTransfer error handling is no longer pathetic

src/d2m/actions/update-pins.js

@@ -28,7 +28,7 @@ async function updatePins(channelID, roomID, convertedTimestamp) {
 	try {
 		var discordPins = await discord.snow.channel.getChannelPinnedMessages(channelID)
 	} catch (e) {
-		if (e.message === `{"message": "Missing Access", "code": 50001}`) {
+		if (e.message === "Missing Access") {
 			return // Discord sends channel pins update events even for channels that the bot can't view/get pins in, just ignore it
 		}
 		throw e

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

@@ -834,7 +834,7 @@ async function messageToEvent(message, guild, options = {}, di) {
 				invite = await di.snow.invite.getInvite(match[1], {guild_scheduled_event_id: match[2]})
 			} catch (e) {
 				// Skip expired/invalid invites and events
-				if (e.message === `{"message": "Unknown Invite", "code": 10006}`) {
+				if (e.message === "Unknown Invite") {
 					break
 				} else {
 					throw e

src/d2m/event-dispatcher.js

@@ -107,7 +107,7 @@ module.exports = {
 			try {
 				messages = await client.snow.channel.getChannelMessages(channel.id, {limit: 100})
 			} catch (e) {
-				if (e.message === `{"message": "Missing Access", "code": 50001}`) { // pathetic error handling from SnowTransfer
+				if (e.message === "Missing Access") {
 					console.log(`[check missed messages] no permissions to look back in channel ${channel.name} (${channel.id})`)
 					continue // Sucks.
 				} else {

src/db/migrations/0037-remove-leaked-webhooks.js

@@ -27,7 +27,7 @@ module.exports = async function(db) {
 			const webhook = affectedWebhooks[counter-1]
 
 			await discord.snow.webhook.deleteWebhookToken(webhook.webhook_id, webhook.webhook_token, "Webhook token possibly compromised during 8th May 2026 outage").catch(e => {
-				if (e.message === `{"message": "Unknown Webhook", "code": 10015}`) {
+				if (e.message === "Unknown Webhook") {
 					// OK
 				} else {
 					throw e

src/m2d/actions/channel-webhook.js

@@ -45,7 +45,7 @@ async function ensureWebhook(channelID, forceCreate = false) {
 async function withWebhook(channelID, callback) {
 	const webhook = await ensureWebhook(channelID, false)
 	return callback(webhook).catch(async e => {
-		if (e.message === `{"message": "Unknown Webhook", "code": 10015}`) { // pathetic error handling from SnowTransfer
+		if (e.message === "Unknown Webhook") {
 			// Our webhook is gone. Maybe somebody deleted it, or removed and re-added OOYE from the guild.
 			const newWebhook = await ensureWebhook(channelID, true)
 			return callback(newWebhook) // not caught; if the error happens again just throw it instead of looping

src/matrix/matrix-command-handler.js

@@ -296,7 +296,7 @@ const commands = [{
 			try {
 				var invite = await discord.snow.channel.createChannelInvite(channelID)
 			} catch (e) {
-				if (e.message === `{"message": "Missing Permissions", "code": 50013}`) {
+				if (e.message === "Missing Permissions") {
 					return api.sendEvent(event.room_id, "m.room.message", {
 						...ctx,
 						msgtype: "m.text",