def file_passes()

in hack/boilerplate/boilerplate.py [0:0]

• 50 lines of code
• 17 McCabe index (conditional complexity)

def file_passes(filename, refs, regexs):
    try:
        f = open(filename, 'r')
    except Exception as exc:
        print("Unable to open %s: %s" % (filename, exc), file=verbose_out)
        return False

    data = f.read()
    f.close()

    # determine if the file is automatically generated
    generated = is_generated_file(filename, data, regexs)

    basename = os.path.basename(filename)
    extension = file_extension(filename)
    if generated:
        return True

    if extension != "":
        ref = refs[extension]
    else:
        ref = refs[basename]

    # remove extra content from the top of files
    if extension == "go" or extension == "generatego":
        p = regexs["go_build_constraints"]
        (data, found) = p.subn("", data, 1)
    elif extension == "sh" or extension == "py":
        p = regexs["shebang"]
        (data, found) = p.subn("", data, 1)

    data = data.splitlines()

    # Exempt lines that contain Kubernetes authors.
    for i in range(len(data)):
        if data[i].__contains__("Kubernetes Authors"):
            data.pop(i)
            break

    # trim our file to the same number of lines as the reference file
    data = data[:len(ref)]

    p = regexs["year"]
    for d in data:
        if p.search(d):
            if generated:
                print('File %s has the YEAR field, but it should not be in generated file' % filename, file=verbose_out)
            else:
                print('File %s has the YEAR field, but missing the year of date' % filename, file=verbose_out)
            return False

    if not generated:
        # Replace all occurrences of the regex "2014|2015|2016|2017|2018" with "YEAR"
        p = regexs["date"]
        for i, d in enumerate(data):
            (data[i], found) = p.subn('YEAR', d)

    # if we don't match the reference at this point, fail
    if ref != data:
        print("Header in %s does not match reference, diff:" % filename, file=verbose_out)
        if args.verbose:
            print(file=verbose_out)
            for line in difflib.unified_diff(ref, data, 'reference', filename, lineterm=''):
                print(line, file=verbose_out)
            print(file=verbose_out)
        return False

    return True