#!/usr/bin/python

import subprocess
import sys
import os
from os import path

# Find the git root directory
cwd = os.getcwd()
while (".git" not in os.listdir(cwd)) and cwd != "/":
    cwd = path.dirname(cwd)

if cwd == "/":
    print("Could not find the git repository root")
    sys.exit(1)

# Run the metalinter commands from the root directory
os.chdir(cwd)

files = subprocess.check_output(["git", "diff", "--name-only"])
files_list = files.splitlines()

if len(files_list) == 0:
    sys.exit(0)

dirs_list = map(path.dirname, files_list)
dirs_list = set(dirs_list)

for dir in dirs_list:
    subprocess.call(["gometalinter", dir])