Initial open-source release

packages/context/src/test/make-local-git-repo.ts

@@ -0,0 +1,45 @@
+import { cp, mkdir, rm, writeFile } from 'node:fs/promises';
+import { join } from 'node:path';
+import type { SimpleGit } from 'simple-git';
+import { createSimpleGit } from '../ingest/git-env.js';
+
+export interface LocalGitRepo {
+  repoDir: string;
+  repoUrl: string;
+  git: SimpleGit;
+  commit: (message: string) => Promise<string>;
+  writeFile: (relPath: string, content: string) => Promise<void>;
+  deleteFile: (relPath: string) => Promise<void>;
+}
+
+export async function makeLocalGitRepo(fixtureDir: string, destRoot: string): Promise<LocalGitRepo> {
+  const repoDir = join(destRoot, 'repo');
+  await mkdir(repoDir, { recursive: true });
+  await cp(fixtureDir, repoDir, { recursive: true });
+  const git = createSimpleGit(repoDir);
+  await git.init();
+  await git.raw(['checkout', '-B', 'main']);
+  await git.addConfig('user.email', 'test@klo.local');
+  await git.addConfig('user.name', 'KLO Test');
+  await git.add('.');
+  await git.commit('initial');
+  const commit = async (message: string): Promise<string> => {
+    await git.add('.');
+    await git.commit(message);
+    return (await git.log({ maxCount: 1 })).latest?.hash ?? '';
+  };
+  return {
+    repoDir,
+    repoUrl: `file://${repoDir}`,
+    git,
+    commit,
+    writeFile: async (relPath: string, content: string) => {
+      const dest = join(repoDir, relPath);
+      await mkdir(join(dest, '..'), { recursive: true });
+      await writeFile(dest, content, 'utf-8');
+    },
+    deleteFile: async (relPath: string) => {
+      await rm(join(repoDir, relPath), { force: true });
+    },
+  };
+}