node/tools/checkimports.py

49 lines
1.5 KiB
Python
Executable File

#!/usr/bin/env python
from __future__ import print_function
import glob
import io
import re
import sys
import itertools
def do_exist(file_name, lines, imported):
if not any(not re.match(fr'using \w+::{imported};', line) and
re.search(fr'\b{imported}\b', line) for line in lines):
print(f'File "{file_name}" does not use "{imported}"')
return False
return True
def is_valid(file_name):
with io.open(file_name, encoding='utf-8') as source_file:
lines = [line.strip() for line in source_file]
usings, importeds, line_numbers, valid = [], [], [], True
for idx, line in enumerate(lines, 1):
matches = re.search(r'^using (\w+::(\w+));$', line)
if matches:
line_numbers.append(idx)
usings.append(matches.group(1))
importeds.append(matches.group(2))
valid = all(do_exist(file_name, lines, imported) for imported in importeds)
sorted_usings = sorted(usings, key=lambda x: x.lower())
if sorted_usings != usings:
print(f"using statements aren't sorted in '{file_name}'.")
for num, actual, expected in zip(line_numbers, usings, sorted_usings):
if actual != expected:
print(f'\tLine {num}: Actual: {actual}, Expected: {expected}')
return False
return valid
if __name__ == '__main__':
if len(sys.argv) > 1:
files = []
for pattern in sys.argv[1:]:
files = itertools.chain(files, glob.iglob(pattern))
else:
files = glob.iglob('src/*.cc')
sys.exit(0 if all(list(map(is_valid, files))) else 1)