feat: add git-backed session review modes (#17961)

packages/opencode/src/git/index.ts

@@ -0,0 +1,64 @@
+import { Effect } from "effect"
+import { runtime } from "@/effect/runtime"
+import { GitEffect } from "./effect"
+
+function runPromise<A>(f: (service: GitEffect.Interface) => Effect.Effect<A>): Promise<A> {
+  return runtime.runPromise(GitEffect.Service.use(f))
+}
+
+export namespace Git {
+  export type Kind = GitEffect.Kind
+  export type Base = GitEffect.Base
+  export type Item = GitEffect.Item
+  export type Stat = GitEffect.Stat
+  export type Result = GitEffect.Result
+  export type Options = GitEffect.Options
+
+  export function run(args: string[], opts: Options) {
+    return runPromise((git) => git.run(args, opts))
+  }
+
+  export function text(args: string[], opts: Options) {
+    return runPromise((git) => git.text(args, opts))
+  }
+
+  export function lines(args: string[], opts: Options) {
+    return runPromise((git) => git.lines(args, opts))
+  }
+
+  export function branch(cwd: string) {
+    return runPromise((git) => git.branch(cwd))
+  }
+
+  export function prefix(cwd: string) {
+    return runPromise((git) => git.prefix(cwd))
+  }
+
+  export function defaultBranch(cwd: string) {
+    return runPromise((git) => git.defaultBranch(cwd))
+  }
+
+  export function hasHead(cwd: string) {
+    return runPromise((git) => git.hasHead(cwd))
+  }
+
+  export function mergeBase(cwd: string, base: string, head?: string) {
+    return runPromise((git) => git.mergeBase(cwd, base, head))
+  }
+
+  export function show(cwd: string, ref: string, file: string, prefix?: string) {
+    return runPromise((git) => git.show(cwd, ref, file, prefix))
+  }
+
+  export function status(cwd: string) {
+    return runPromise((git) => git.status(cwd))
+  }
+
+  export function diff(cwd: string, ref: string) {
+    return runPromise((git) => git.diff(cwd, ref))
+  }
+
+  export function stats(cwd: string, ref: string) {
+    return runPromise((git) => git.stats(cwd, ref))
+  }
+}