From 3b19e95b53aa12cc108a3bc4c43a0ddcfb8ae6f3 Mon Sep 17 00:00:00 2001
From: Peli de Halleux <pelikhan@users.noreply.github.com>
Date: Mon, 30 Sep 2024 22:16:38 +0000
Subject: [PATCH] wiring up globlas

---
 packages/core/src/git.ts     | 26 ++++++++++++++++++++++++++
 packages/core/src/globals.ts |  3 +++
 2 files changed, 29 insertions(+)
 create mode 100644 packages/core/src/git.ts

diff --git a/packages/core/src/git.ts b/packages/core/src/git.ts
new file mode 100644
index 0000000000..98c2454d68
--- /dev/null
+++ b/packages/core/src/git.ts
@@ -0,0 +1,26 @@
+import { runtimeHost } from "./host"
+
+export class GitClient implements Git {
+    async selectModifiedFiles(
+        scope: "branch" | "staged" | "modified",
+        options?: {
+            endsWith?: ElementOrArray<string>
+            glob?: ElementOrArray<string>
+        }
+    ): Promise<WorkspaceFile[]> {
+        let args: string[] = []
+        switch (scope) {
+            case "branch": {
+            }
+            case "staged": {
+                args = ["diff", "--cached", "--name-only", "--diff-filter=AM"]
+                break
+            }
+            case "modified": {
+                args = ["diff", "--name-only", "--diff-filter=AM"]
+                break
+            }
+        }
+        return undefined
+    }
+}
diff --git a/packages/core/src/globals.ts b/packages/core/src/globals.ts
index b15dd90df6..7898a7e673 100644
--- a/packages/core/src/globals.ts
+++ b/packages/core/src/globals.ts
@@ -15,6 +15,7 @@ import { createFetch } from "./fetch"
 import { readText } from "./fs"
 import { logVerbose } from "./util"
 import { GitHubClient } from "./github"
+import { GitClient } from "./git"
 
 /**
  * Resolves the global context depending on the environment.
@@ -107,6 +108,8 @@ export function installGlobals() {
 
     glb.github = new GitHubClient()
 
+    glb.git = new GitClient()
+
     /**
      * Asynchronous function to fetch text from a URL or file.
      * Handles both HTTP(S) URLs and local workspace files.