Adds show markdown in editor

Author: d13

src/system/-webview/markdown.ts

@@ -0,0 +1,24 @@
+import type { TextDocumentShowOptions, Uri } from 'vscode';
+import { workspace } from 'vscode';
+import { Logger } from '../logger';
+import { executeCoreCommand } from './command';
+
+export async function showMarkdownPreview(
+	uriOrContent: Uri | string,
+	options: TextDocumentShowOptions = {
+		preview: false,
+	},
+): Promise<void> {
+	try {
+		if (typeof uriOrContent === 'string') {
+			const document = await workspace.openTextDocument({ language: 'markdown', content: uriOrContent });
+
+			uriOrContent = document.uri;
+		}
+
+		void executeCoreCommand('vscode.openWith', uriOrContent, 'vscode.markdown.preview.editor', options);
+	} catch (ex) {
+		Logger.error(ex, 'showMarkdownPreview');
+		debugger;
+	}
+}