deer-flow/scripts/pnpm.py
ShitK 4e44938551
fix: align pnpm consumers with Corepack fallback (#4405)
* fix: align pnpm consumers with Corepack fallback

* fix: run pnpm helper from frontend workspace

* fix: preserve Corepack resolution hint
2026-07-29 08:08:33 +08:00

77 lines
2.1 KiB
Python

#!/usr/bin/env python3
"""Run pnpm directly when available, otherwise run it through Corepack."""
from __future__ import annotations
import shutil
import subprocess
import sys
from collections.abc import Sequence
from pathlib import Path
FRONTEND_DIR = Path(__file__).resolve().parent.parent / "frontend"
COREPACK_NOTICE = "Using pnpm via Corepack."
def find_pnpm_command() -> list[str] | None:
"""Return the preferred pnpm-compatible command for this machine."""
pnpm_path = shutil.which("pnpm")
if pnpm_path:
return [str(Path(pnpm_path))]
pnpm_cmd_path = shutil.which("pnpm.cmd")
if pnpm_cmd_path:
return [str(Path(pnpm_cmd_path))]
corepack_path = shutil.which("corepack")
if not corepack_path:
corepack_path = shutil.which("corepack.cmd")
if corepack_path:
return [str(Path(corepack_path)), "pnpm"]
return None
def run_pnpm(arguments: Sequence[str]) -> int:
"""Run pnpm with the supplied arguments and propagate its exit status."""
command = find_pnpm_command()
if command is None:
print(
"Error: Neither pnpm nor Corepack is available on PATH.",
file=sys.stderr,
)
print(
"Install pnpm, or install Corepack and ensure 'corepack' is on PATH.",
file=sys.stderr,
)
return 127
if Path(command[0]).stem.lower() == "corepack":
print(COREPACK_NOTICE, file=sys.stderr)
try:
result = subprocess.run(
[*command, *arguments],
check=False,
shell=False,
cwd=FRONTEND_DIR,
)
except OSError as exc:
print(f"Error: Failed to run pnpm via {command[0]}: {exc}", file=sys.stderr)
return 126
exit_code = 128 - result.returncode if result.returncode < 0 else result.returncode
if exit_code != 0:
print(
f"Error: pnpm command failed with exit status {exit_code}.",
file=sys.stderr,
)
return exit_code
def main(argv: Sequence[str] | None = None) -> int:
return run_pnpm(sys.argv[1:] if argv is None else argv)
if __name__ == "__main__":
sys.exit(main())