Initial commit -- very basic blame support

src/extension.ts

@@ -0,0 +1,21 @@
+'use strict';
+import {DocumentSelector, ExtensionContext, languages, workspace} from 'vscode';
+import GitCodeLensProvider from './codeLensProvider';
+import {gitRepoPath} from './git'
+
+// this method is called when your extension is activated
+export function activate(context: ExtensionContext) {
+    // Workspace not using a folder. No access to git repo.
+    if (!workspace.rootPath) {
+        return;
+    }
+
+    gitRepoPath(workspace.rootPath).then(repoPath => {
+        let selector: DocumentSelector = { scheme: 'file' };
+        context.subscriptions.push(languages.registerCodeLensProvider(selector, new GitCodeLensProvider(repoPath)));
+    }).catch(reason => console.warn(reason));
+}
+
+// this method is called when your extension is deactivated
+export function deactivate() {
+}