earendil-works/pi · error · Error

Failed to run ${[command, ...args].join(" ")}: ${reason}

Error message

Failed to run ${[command, ...args].join(" ")}: ${reason}

What it means

Error "Failed to run ${[command, ...args].join(" ")}: ${reason}" thrown in earendil-works/pi.

Source

Thrown at packages/coding-agent/src/config.ts:202

		}
		case "unknown":
			return undefined;
	}
}

function readCommandOutput(
	command: string,
	args: string[],
	options: { requireSuccess?: boolean } = {},
): string | undefined {
	const result = spawnProcessSync(command, args, {
		encoding: "utf-8",
		stdio: ["ignore", "pipe", "pipe"],
	});
	if (result.status === 0) return result.stdout.trim() || undefined;
	if (options.requireSuccess) {
		const reason = result.error?.message || result.stderr.trim() || `exit code ${result.status ?? "unknown"}`;
		throw new Error(`Failed to run ${[command, ...args].join(" ")}: ${reason}`);
	}
	return undefined;
}

function getGlobalPackageRoots(method: InstallMethod, _packageName: string, npmCommand?: string[]): string[] {
	switch (method) {
		case "npm": {
			const configured = !!npmCommand?.length;
			const [command = "npm", ...npmArgs] = npmCommand ?? [];
			if (configured && command === "bun") {
				const bunBin = readCommandOutput(command, [...npmArgs, "pm", "bin", "-g"], {
					requireSuccess: true,
				});
				const roots = [join(homedir(), ".bun", "install", "global", "node_modules")];
				if (bunBin) {
					roots.push(join(dirname(bunBin), "install", "global", "node_modules"));
				}
				return roots;

View on GitHub (pinned to 4af9d21d3b)

When it happens

Trigger: Thrown at packages/coding-agent/src/config.ts:202 when the library encounters an invalid state.

Common situations: See trigger scenarios.

AI-assisted analysis of earendil-works/pi@4af9d21d3b (2026-08-24). Data as JSON: /api/errors/f1d219b1d85fdbb5. Report an issue: GitHub.