feat(codex): auto-install git bash via winget on windows

2026-05-31 11:00:30 +09:00
parent 021d4e3c97
commit 4fded80f6a
8 changed files with 351 additions and 26 deletions
@@ -2,8 +2,10 @@ import { execFileSync } from "node:child_process";
 import { existsSync } from "node:fs";

 const GIT_BASH_ENV_KEY = "OMO_CODEX_GIT_BASH_PATH";
+const SKIP_GIT_BASH_AUTO_INSTALL_ENV_KEY = "OMO_CODEX_SKIP_GIT_BASH_AUTO_INSTALL";
 const PROGRAM_FILES_GIT_BASH = "C:\\Program Files\\Git\\bin\\bash.exe";
 const PROGRAM_FILES_X86_GIT_BASH = "C:\\Program Files (x86)\\Git\\bin\\bash.exe";
+const WINGET_INSTALL_ARGS = ["install", "--id", "Git.Git", "-e", "--source", "winget"];

 export function resolveGitBash({ platform, env, exists, where }) {
 	if (platform !== "win32") return { found: true, path: null, source: "not-required" };
@@ -43,6 +45,23 @@ export function resolveGitBashForCurrentProcess(options = {}) {
 	});
 }

+export async function prepareGitBashForInstall(options) {
+	const resolveGitBashWithDefaults = options.resolveGitBash
+		?? (() => resolveGitBashForCurrentProcess({ platform: options.platform, env: options.env }));
+	const initialResolution = resolveGitBashWithDefaults();
+	if (options.platform !== "win32" || initialResolution.found) return initialResolution;
+	if (options.env[SKIP_GIT_BASH_AUTO_INSTALL_ENV_KEY] === "1") return initialResolution;
+
+	try {
+		await options.runCommand("winget", WINGET_INSTALL_ARGS, { cwd: options.cwd });
+	} catch (error) {
+		if (!(error instanceof Error)) throw error;
+		return initialResolution;
+	}
+
+	return resolveGitBashWithDefaults();
+}
+
 function missingGitBash(checkedPaths) {
 	return {
 		found: false,