debug: only show adapters that have initialConfigurations

src/vs/workbench/parts/debug/electron-browser/debugConfigurationManager.ts

@@ -333,7 +333,7 @@ export class ConfigurationManager implements debug.IConfigurationManager {
 		let configFileCreated = false;
 
 		return this.fileService.resolveContent(resource).then(content => true, err =>
-			this.quickOpenService.pick([...this.adapters, { label: 'More...' }], { placeHolder: nls.localize('selectDebug', "Select Environment") })
+			this.quickOpenService.pick([...this.adapters.filter(a => a.hasInitialConfiguration()), { label: 'More...' }], { placeHolder: nls.localize('selectDebug', "Select Environment") })
 				.then(picked => {
 					if (picked instanceof Adapter) {
 						return picked ? picked.getInitialConfigurationContent() : null;

src/vs/workbench/parts/debug/node/debugAdapter.ts

@@ -84,6 +84,10 @@ export class Adapter {
 		objects.mixin(this.rawAdapter, secondRawAdapter, extensionDescription.isBuiltin);
 	}
 
+	public hasInitialConfiguration(): boolean {
+		return !!this.rawAdapter.initialConfigurations;
+	}
+
 	public getInitialConfigurationContent(): TPromise<string> {
 		const editorConfig = this.configurationService.getConfiguration<any>();
 		if (typeof this.rawAdapter.initialConfigurations === 'string') {