[monaco] expose missing language providers

fix microsoft/monaco-editor#1546 - expose registerDeclarationProvider
fix microsoft/monaco-editor#1547 - expose registerSelectionRangeProvider
Signed-off-by: NAnton Kosyakov <anton.kosyakov@typefox.io>

src/vs/editor/standalone/browser/standaloneLanguages.ts

@@ -482,6 +482,20 @@ export function registerFoldingRangeProvider(languageId: string, provider: modes
 	return modes.FoldingRangeProviderRegistry.register(languageId, provider);
 }
 
+/**
+ * Register a declaration provider
+ */
+export function registerDeclarationProvider(languageId: string, provider: modes.DeclarationProvider): IDisposable {
+	return modes.DeclarationProviderRegistry.register(languageId, provider);
+}
+
+/**
+ * Register a selection range provider
+ */
+export function registerSelectionRangeProvider(languageId: string, provider: modes.SelectionRangeProvider): IDisposable {
+	return modes.SelectionRangeRegistry.register(languageId, provider);
+}
+
 /**
  * Contains additional diagnostic information about the context in which
  * a [code action](#CodeActionProvider.provideCodeActions) is run.
@@ -542,6 +556,8 @@ export function createMonacoLanguagesAPI(): typeof monaco.languages {
 		registerLinkProvider: <any>registerLinkProvider,
 		registerColorProvider: <any>registerColorProvider,
 		registerFoldingRangeProvider: <any>registerFoldingRangeProvider,
+		registerDeclarationProvider: <any>registerDeclarationProvider,
+		registerSelectionRangeProvider: <any>registerSelectionRangeProvider,
 
 		// enums
 		DocumentHighlightKind: standaloneEnums.DocumentHighlightKind,

src/vs/monaco.d.ts

@@ -4455,6 +4455,16 @@ declare namespace monaco.languages {
 	 */
 	export function registerFoldingRangeProvider(languageId: string, provider: FoldingRangeProvider): IDisposable;
 
+	/**
+	 * Register a declaration provider
+	 */
+	export function registerDeclarationProvider(languageId: string, provider: DeclarationProvider): IDisposable;
+
+	/**
+	 * Register a selection range provider
+	 */
+	export function registerSelectionRangeProvider(languageId: string, provider: SelectionRangeProvider): IDisposable;
+
 	/**
 	 * Contains additional diagnostic information about the context in which
 	 * a [code action](#CodeActionProvider.provideCodeActions) is run.