mirror of
https://github.com/esphome/esphome-docs.git
synced 2024-11-16 10:55:21 +01:00
464 lines
12 KiB
Python
464 lines
12 KiB
Python
#!/usr/bin/env python3
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import argparse
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import collections
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from pathlib import Path
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from typing import Optional
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import colorama
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import fnmatch
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import functools
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import os.path
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import re
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import sys
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import os
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import subprocess
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try:
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from PIL import Image
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PILLOW_INSTALLED = True
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except ImportError:
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print("Pillow could not be imported - will not run image checks")
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print("Install pillow with `pip3 install pillow`")
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PILLOW_INSTALLED = False
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class AnsiFore:
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KEEP = ""
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BLACK = "\033[30m"
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RED = "\033[31m"
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GREEN = "\033[32m"
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YELLOW = "\033[33m"
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BLUE = "\033[34m"
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MAGENTA = "\033[35m"
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CYAN = "\033[36m"
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WHITE = "\033[37m"
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RESET = "\033[39m"
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BOLD_BLACK = "\033[1;30m"
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BOLD_RED = "\033[1;31m"
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BOLD_GREEN = "\033[1;32m"
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BOLD_YELLOW = "\033[1;33m"
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BOLD_BLUE = "\033[1;34m"
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BOLD_MAGENTA = "\033[1;35m"
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BOLD_CYAN = "\033[1;36m"
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BOLD_WHITE = "\033[1;37m"
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BOLD_RESET = "\033[1;39m"
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class AnsiStyle:
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BRIGHT = "\033[1m"
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BOLD = "\033[1m"
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DIM = "\033[2m"
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THIN = "\033[2m"
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NORMAL = "\033[22m"
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RESET_ALL = "\033[0m"
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Fore = AnsiFore()
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Style = AnsiStyle()
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def print_error_for_file(file: str, body: Optional[str]):
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print(f"{AnsiFore.GREEN}### File {AnsiStyle.BRIGHT}{file}{AnsiStyle.RESET_ALL}")
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print()
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if body is not None:
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print(body)
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print()
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def git_ls_files(patterns=None):
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command = ["git", "ls-files", "-s"]
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if patterns is not None:
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command.extend(patterns)
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proc = subprocess.Popen(command, stdout=subprocess.PIPE)
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output, _ = proc.communicate()
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lines = [x.split() for x in output.decode("utf-8").splitlines()]
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return {s[3].strip(): int(s[0]) for s in lines}
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def find_all(a_str, sub):
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if not a_str.find(sub):
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# Optimization: If str is not in whole text, then do not try
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# on each line
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return
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for i, line in enumerate(a_str.split("\n")):
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column = 0
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while True:
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column = line.find(sub, column)
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if column == -1:
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break
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yield i, column
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column += len(sub)
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colorama.init()
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parser = argparse.ArgumentParser()
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parser.add_argument(
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"files", nargs="*", default=[], help="files to be processed (regex on path)"
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)
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args = parser.parse_args()
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EXECUTABLE_BIT = git_ls_files()
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files = list(EXECUTABLE_BIT.keys())
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# Match against re
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file_name_re = re.compile("|".join(args.files))
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files = [p for p in files if file_name_re.search(p)]
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files.sort()
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file_types = (
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".cfg",
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".css",
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".gif",
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".h",
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".html",
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".ico",
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".jpg",
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".js",
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".json",
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".md",
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".png",
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".py",
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".rst",
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".svg",
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".toml",
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".txt",
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".webmanifest",
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".xml",
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".yaml",
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".yml",
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"",
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)
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docs_types = [".rst"]
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image_types = [".jpg", ".ico", ".png", ".svg", ".gif"]
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LINT_FILE_CHECKS = []
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LINT_CONTENT_CHECKS = []
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LINT_POST_CHECKS = []
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def run_check(lint_obj, fname, *args):
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include = lint_obj["include"]
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exclude = lint_obj["exclude"]
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func = lint_obj["func"]
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if include is not None:
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for incl in include:
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if fnmatch.fnmatch(fname, incl):
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break
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else:
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return None
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for excl in exclude:
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if fnmatch.fnmatch(fname, excl):
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return None
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return func(*args)
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def run_checks(lints, fname, *args):
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for lint in lints:
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try:
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add_errors(fname, run_check(lint, fname, *args))
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except Exception:
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print(f"Check {lint['func'].__name__} on file {fname} failed:")
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raise
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def _add_check(checks, func, include=None, exclude=None):
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checks.append(
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{
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"include": include,
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"exclude": exclude or [],
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"func": func,
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}
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)
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def lint_file_check(**kwargs):
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def decorator(func):
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_add_check(LINT_FILE_CHECKS, func, **kwargs)
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return func
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return decorator
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def lint_content_check(**kwargs):
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def decorator(func):
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_add_check(LINT_CONTENT_CHECKS, func, **kwargs)
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return func
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return decorator
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def lint_post_check(func):
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_add_check(LINT_POST_CHECKS, func)
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return func
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def lint_re_check(regex, **kwargs):
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flags = kwargs.pop("flags", re.MULTILINE)
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prog = re.compile(regex, flags)
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decor = lint_content_check(**kwargs)
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def decorator(func):
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@functools.wraps(func)
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def new_func(fname, content):
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errors = []
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for match in prog.finditer(content):
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if "NOLINT" in match.group(0):
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continue
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lineno = content.count("\n", 0, match.start()) + 1
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substr = content[: match.start()]
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col = len(substr) - substr.rfind("\n")
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err = func(fname, match)
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if err is None:
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continue
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errors.append((lineno, col + 1, err))
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return errors
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return decor(new_func)
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return decorator
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def lint_content_find_check(find, only_first=False, **kwargs):
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decor = lint_content_check(**kwargs)
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def decorator(func):
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@functools.wraps(func)
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def new_func(fname, content):
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find_ = find
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if callable(find):
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find_ = find(fname, content)
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errors = []
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for line, col in find_all(content, find_):
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err = func(fname)
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errors.append((line + 1, col + 1, err))
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if only_first:
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break
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return errors
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return decor(new_func)
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return decorator
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@lint_file_check(exclude=[f"*{f}" for f in file_types])
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def lint_ext_check(fname: str, stat: os.stat_result):
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return (
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"This file extension is not a registered file type. If this is an error, please "
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"update the script/ci-custom.py script."
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)
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@lint_file_check(exclude=["script/*", "lint.py"])
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def lint_executable_bit(fname: str, stat: os.stat_result):
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ex = EXECUTABLE_BIT[fname]
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if ex != 100644:
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return (
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"File has invalid executable bit {}. If running from a windows machine please "
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"see disabling executable bit in git.".format(ex)
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)
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return None
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@lint_file_check(
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include=[f"images/*{ext}" for ext in image_types], exclude=["images/hero.png"]
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)
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def lint_index_images_size(fname: str, stat: os.stat_result):
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if stat.st_size > 40 * 1024:
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return (
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"Image is too large. The files in the images/ folder are displayed on esphome's "
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"front page and thus should be small (no more than 300x300px, and <40kb). "
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"Use a tool like https://compress-or-die.com/ to reduce the image size. "
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f"Size of file: {stat.st_size / 1024:.0f}kb"
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)
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return None
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@lint_file_check(include=[f"*{ext}" for ext in image_types])
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def lint_all_images_size(fname: str, stat: os.stat_result):
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if stat.st_size > 1024 * 1024:
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return (
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"Image is too large. Images in ESPHome's codebase should be 1MB in size max. "
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"Use a tool like https://compress-or-die.com/ to reduce the image size. "
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f"Size of file: {stat.st_size / 1024:.0f}kb"
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)
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return None
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if PILLOW_INSTALLED:
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@lint_file_check(
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include=["images/*.jpg", "images/*.png"], exclude=["images/hero.png"]
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)
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def lint_index_images_dimensions(fname: str, stat: os.stat_result):
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img = Image.open(fname)
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if img.width > 300 or img.height > 300:
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return (
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"Image has too large dimensions. The images in the images/ folder are displayed on "
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"ESPHome's main page, so need to be lightweight. We allow a max of 300x300 for images on this page. "
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"Use a tool like https://compress-or-die.com/ to reduce the image size. "
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f"Dimensions of this image: {img.width}x{img.height}"
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)
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return None
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@lint_content_find_check(
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"\t",
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only_first=True,
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exclude=[
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"Makefile",
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],
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)
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def lint_tabs(fname):
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return "File contains tab character. Please convert tabs to spaces."
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@lint_content_find_check("\r", only_first=True)
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def lint_newline(fname):
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return "File contains Windows newline. Please set your editor to Unix newline mode."
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@lint_content_check(exclude=["*.svg", "runtime.txt", "_static/*"])
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def lint_end_newline(fname, content):
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if content and not content.endswith("\n"):
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return "File does not end with a newline, please add an empty line at the end of the file."
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return None
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section_regex = re.compile(r"^(=+|-+|\*+|~+)$")
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directive_regex = re.compile(r"^(\s*)\.\. (.*)::.*$")
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directive_arg_regex = re.compile(r"^(\s+):.*:\s*.*$")
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@lint_content_check(include=["*.rst"])
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def lint_directive_formatting(fname, content):
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errors = []
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lines = content.splitlines(keepends=False)
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for i, line in enumerate(lines):
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m = directive_regex.match(line)
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if m is None:
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continue
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base_indentation = len(m.group(1))
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directive_name = m.group(2)
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if directive_name.startswith("|") or directive_name == "seo":
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continue
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# Match directive args
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for j in range(i + 1, len(lines)):
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if not directive_arg_regex.match(lines[j]):
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break
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else:
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# Reached end of file
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continue
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# Empty line must follow
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if lines[j]:
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errors.append(
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(
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j,
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1,
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"Directive '{}' is not followed by an empty line. Please insert an "
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"empty line after {}:{}".format(directive_name, fname, j),
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)
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)
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continue
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k = j + 1
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for j in range(k, len(lines)):
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if not lines[j]:
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# Ignore Empty lines
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continue
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num_spaces = len(lines[j]) - len(lines[j].lstrip())
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if num_spaces <= base_indentation:
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# Finished with this directive
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break
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num_indent = num_spaces - base_indentation
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if j == k and num_indent != 4:
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errors.append(
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(
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j + 1,
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num_indent,
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"Directive '{}' must be indented with 4 spaces, not {}. See "
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"{}:{}".format(directive_name, num_indent, fname, j + 1),
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)
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)
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break
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return errors
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@lint_re_check(
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r"https://esphome.io/",
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include=["*.rst"],
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exclude=[
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"components/web_server.rst",
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],
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)
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def lint_esphome_io_link(fname, match):
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return (
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"All links to esphome.io should be relative, please remove esphome.io from URL"
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)
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def highlight(s):
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return f"\033[36m{s}\033[0m"
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errors = collections.defaultdict(list)
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def add_errors(fname, errs):
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if not isinstance(errs, list):
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errs = [errs]
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for err in errs:
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if err is None:
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continue
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try:
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lineno, col, msg = err
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except ValueError:
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lineno = 1
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col = 1
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msg = err
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if not isinstance(msg, str):
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raise ValueError("Error is not instance of string!")
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if not isinstance(lineno, int):
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raise ValueError("Line number is not an int!")
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if not isinstance(col, int):
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raise ValueError("Column number is not an int!")
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errors[fname].append((lineno, col, msg))
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for fname in files:
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p = Path(fname)
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if not p.is_file():
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# file deleted but in git index
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continue
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run_checks(LINT_FILE_CHECKS, fname, fname, p.stat())
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if p.suffix in image_types:
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continue
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try:
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with open(fname, "r") as f_handle:
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content = f_handle.read()
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except UnicodeDecodeError:
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add_errors(
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fname,
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"File is not readable as UTF-8. Please set your editor to UTF-8 mode.",
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)
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continue
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run_checks(LINT_CONTENT_CHECKS, fname, fname, content)
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run_checks(LINT_POST_CHECKS, "POST")
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for f, errs in sorted(errors.items()):
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err_str = (
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f"{AnsiStyle.BOLD}{f}:{lineno}:{col}:{AnsiStyle.RESET_ALL} "
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f"{AnsiStyle.BOLD}{AnsiFore.RED}{'lint:'}{AnsiStyle.RESET_ALL} {msg}\n"
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for lineno, col, msg in errs
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)
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print_error_for_file(f, "\n".join(err_str))
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sys.exit(len(errors))
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