emit error to connection instead of throwing

sidorares · sidorares · commit 0fb75ed18aa9 · 2020-08-03T00:13:25.000+10:00
diff --git a/lib/commands/auth_switch.js b/lib/commands/auth_switch.js
@@ -43,9 +43,11 @@ function authSwitchRequest(packet, connection, command) {
     authPlugin = standardAuthPlugins[pluginName];
   }
   if (!authPlugin) {
-    throw new Error(
-      `Server requests authentication using unknown plugin ${pluginName}. See ${'TODO: add plugins doco here'} on how to configure or author authentication plugins.`
+    const err = new Error(
+      `Server requests authentication using unknown plugin ${pluginName}.`
     );
+    connection.emit('error', err);
+    return;
   }
   connection._authPlugin = authPlugin({ connection, command });
   Promise.resolve(connection._authPlugin(pluginData)).then(data => {

Original file line number	Diff line number	Diff line change
`@@ -43,9 +43,11 @@ function authSwitchRequest(packet, connection, command) {`
`43`	`43`	`authPlugin = standardAuthPlugins[pluginName];`
`44`	`44`	`}`
`45`	`45`	`if (!authPlugin) {`
`46`		`- throw new Error(`
`47`		- `Server requests authentication using unknown plugin ${pluginName}. See ${'TODO: add plugins doco here'} on how to configure or author authentication plugins.`
	`46`	`+ const err = new Error(`
	`47`	+ `Server requests authentication using unknown plugin ${pluginName}.`
`48`	`48`	`);`
	`49`	`+ connection.emit('error', err);`
	`50`	`+ return;`
`49`	`51`	`}`
`50`	`52`	`connection._authPlugin = authPlugin({ connection, command });`
`51`	`53`	`Promise.resolve(connection._authPlugin(pluginData)).then(data => {`