esphome/script/helpers.py
Oxan van Leeuwen bf5f846fc6
Refactor clang-tidy script to use actual compiler flags and includes (#2133)
Co-authored-by: Otto winter <otto@otto-winter.com>
2021-08-09 22:43:18 +02:00

128 lines
3.7 KiB
Python

import codecs
import os.path
import re
import subprocess
import json
from pathlib import Path
root_path = os.path.abspath(os.path.normpath(os.path.join(__file__, "..", "..")))
basepath = os.path.join(root_path, "esphome")
temp_folder = os.path.join(root_path, ".temp")
temp_header_file = os.path.join(temp_folder, "all-include.cpp")
def shlex_quote(s):
if not s:
return "''"
if re.search(r"[^\w@%+=:,./-]", s) is None:
return s
return "'" + s.replace("'", "'\"'\"'") + "'"
def build_all_include():
# Build a cpp file that includes all header files in this repo.
# Otherwise header-only integrations would not be tested by clang-tidy
headers = []
for path in walk_files(basepath):
filetypes = (".h",)
ext = os.path.splitext(path)[1]
if ext in filetypes:
path = os.path.relpath(path, root_path)
include_p = path.replace(os.path.sep, "/")
headers.append(f'#include "{include_p}"')
headers.sort()
headers.append("")
content = "\n".join(headers)
p = Path(temp_header_file)
p.parent.mkdir(exist_ok=True)
p.write_text(content)
def walk_files(path):
for root, _, files in os.walk(path):
for name in files:
yield os.path.join(root, name)
def get_output(*args):
proc = subprocess.Popen(args, stdout=subprocess.PIPE, stderr=subprocess.PIPE)
output, err = proc.communicate()
return output.decode("utf-8")
def get_err(*args):
proc = subprocess.Popen(args, stdout=subprocess.PIPE, stderr=subprocess.PIPE)
output, err = proc.communicate()
return err.decode("utf-8")
def splitlines_no_ends(string):
return [s.strip() for s in string.splitlines()]
def changed_files():
check_remotes = ["upstream", "origin"]
check_remotes.extend(splitlines_no_ends(get_output("git", "remote")))
for remote in check_remotes:
command = ["git", "merge-base", f"refs/remotes/{remote}/dev", "HEAD"]
try:
merge_base = splitlines_no_ends(get_output(*command))[0]
break
# pylint: disable=bare-except
except:
pass
else:
raise ValueError("Git not configured")
command = ["git", "diff", merge_base, "--name-only"]
changed = splitlines_no_ends(get_output(*command))
changed = [os.path.relpath(f, os.getcwd()) for f in changed]
changed.sort()
return changed
def filter_changed(files):
changed = changed_files()
files = [f for f in files if f in changed]
print("Changed files:")
if not files:
print(" No changed files!")
for c in files:
print(f" {c}")
return files
def git_ls_files(patterns=None):
command = ["git", "ls-files", "-s"]
if patterns is not None:
command.extend(patterns)
proc = subprocess.Popen(command, stdout=subprocess.PIPE)
output, err = proc.communicate()
lines = [x.split() for x in output.decode("utf-8").splitlines()]
return {s[3].strip(): int(s[0]) for s in lines}
def load_idedata(environment):
platformio_ini = Path(root_path) / "platformio.ini"
temp_idedata = Path(temp_folder) / f"idedata-{environment}.json"
if not platformio_ini.is_file() or not temp_idedata.is_file():
changed = True
elif platformio_ini.stat().st_mtime >= temp_idedata.stat().st_mtime:
changed = True
else:
changed = False
if not changed:
text = temp_idedata.read_text()
else:
stdout = subprocess.check_output(
["pio", "run", "-t", "idedata", "-e", environment]
)
match = re.search(r'{\s*".*}', stdout.decode("utf-8"))
text = match.group()
temp_idedata.parent.mkdir(exist_ok=True)
temp_idedata.write_text(text)
return json.loads(text)