Merge pull request #212 from kichristensen/FixCrashWhenOpeningSingleFile

nrc · web-flow · commit e588b6364d80 · 2017-12-17T19:15:01.000+13:00
Do not start RLS if a file is opened instead of a folder
diff --git a/src/extension.ts b/src/extension.ts
@@ -143,6 +143,10 @@ export function activate(context: ExtensionContext) {
 
 function startLanguageClient(context: ExtensionContext)
 {
+    if (workspace.rootPath === undefined) {
+        window.showWarningMessage('Startup error: the RLS can only operate on a folder, not a single file');
+        return;
+    }
     warnOnMissingCargoToml();
 
     window.setStatusBarMessage('RLS: starting up');

Original file line number	Diff line number	Diff line change
`@@ -143,6 +143,10 @@ export function activate(context: ExtensionContext) {`
`143`	`143`
`144`	`144`	`function startLanguageClient(context: ExtensionContext)`
`145`	`145`	`{`
	`146`	`+ if (workspace.rootPath === undefined) {`
	`147`	`+ window.showWarningMessage('Startup error: the RLS can only operate on a folder, not a single file');`
	`148`	`+ return;`
	`149`	`+ }`
`146`	`150`	`warnOnMissingCargoToml();`
`147`	`151`
`148`	`152`	`window.setStatusBarMessage('RLS: starting up');`