Add an un-base64 command

package.json

@@ -17,7 +17,8 @@
 		}
 	},
 	"activationEvents": [
-		"onCommand:recombobulator.base64"
+		"onCommand:recombobulator.base64",
+		"onCommand:recombobulator.unbase64"
 	],
 	"contributes": {
 		"commands": [
@@ -25,6 +26,11 @@
 				"command": "recombobulator.base64",
 				"category": "Recombobulator",
 				"title": "base64 encode"
+			},
+			{
+				"command": "recombobulator.unbase64",
+				"category": "Recombobulator",
+				"title": "base64 decode"
 			}
 		],
 		"menus": {
@@ -32,6 +38,10 @@
 				{
 					"command": "recombobulator.base64",
 					"when": "editorHasSelection"
+				},
+				{
+					"command": "recombobulator.unbase64",
+					"when": "editorHasSelection"
 				}
 			]
 		}

src/extension.ts

@@ -4,6 +4,10 @@ function base64(a: string) {
 	return Buffer.from(a).toString('base64'); // TODO - handle different character encodings
 }
 
+function unbase64(a: string) {
+	return Buffer.from(a, 'base64').toString("utf-8"); // TODO - handle different character encodings
+}
+
 function applyEdit(transform: Function) {
 	const editor = vscode.window.activeTextEditor;
 
@@ -27,4 +31,8 @@ export function activate(context: vscode.ExtensionContext) {
 		applyEdit(base64);
 		vscode.window.showInformationMessage('base64-encoded the selection!');
 	}));
+	context.subscriptions.push(vscode.commands.registerCommand('recombobulator.unbase64', () => {
+		applyEdit(unbase64);
+		vscode.window.showInformationMessage('base64-decoded the selection!');
+	}));
 }