WIP: Snippet edit feature

client/src/common/snippetEdit.proposed.ts

@@ -0,0 +1,8 @@
+import { ClientCapabilities } from 'vscode-languageserver-protocol';
+import { DynamicFeature, ensure } from './features';
+
+export class SnippetEditFeature implements DynamicFeature<undefined> {
+	public fillClientCapabilities(capabilities: ClientCapabilities): void {
+		let workspaceEdit = ensure(ensure(capabilities, 'workspace')!, 'workspaceEdit')!;
+	}
+}

protocol/src/common/snippetEdit.proposed.ts

@@ -0,0 +1,13 @@
+import { TextEdit } from 'vscode-languageserver-types';
+
+/**
+ * An interactive text edit.
+ */
+export interface SnippetTextEdit extends TextEdit {}
+
+export interface ProposedWorkspaceEditClientCapabilities {
+	/**
+	 * Whether the client supports snippets as text edits.
+	 */
+	snippetEditSupport?: boolean;
+}

server/src/common/snippetEdit.proposed.ts

@@ -0,0 +1 @@
+export const SnippetEditFeature = {};