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Save a computation of the git root

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This commit is contained in:
Henry Mercer
2026-03-30 13:37:14 +01:00
parent 0592832ed8
commit be0a156326
12 changed files with 88 additions and 87 deletions
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src/git-utils.ts
+9 -10
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@@ -248,16 +248,12 @@ export const getGitRoot = async function (
};
/**
* Returns true if the Git repository containing `basePath` has submodules
* registered (i.e. a `.gitmodules` file exists at the repository root).
* Returns true if the Git repository has submodules registered (i.e. a
* `.gitmodules` file exists at the repository root).
*
* @param gitRoot The root of the Git repository.
*/
export async function hasSubmodules(basePath: string): Promise<boolean> {
const gitRoot = await getGitRoot(basePath);
if (gitRoot === undefined) {
throw new Error(
`Cannot determine whether the repository has submodules because the Git root could not be found from ${basePath}.`,
);
}
export function hasSubmodules(gitRoot: string): boolean {
return fs.existsSync(path.join(gitRoot, ".gitmodules"));
}
@@ -283,7 +279,10 @@ export const getFileOidsUnderPath = async function (
// We only pass --recurse-submodules when the repository actually has
// submodules, because the combination of --recurse-submodules and --stage is
// only supported since Git 2.36.0.
const args = (await hasSubmodules(basePath))
const gitRoot = await getGitRoot(basePath);
const mayHaveSubmodules =
gitRoot === undefined ? true : hasSubmodules(gitRoot);
const args = mayHaveSubmodules
? ["ls-files", "--recurse-submodules", "--stage"]
: ["ls-files", "--stage"];
const stdout = await runGitCommand(