Quelle init.py Sprache: Python

# This Source Code Form is subject to the terms of the Mozilla Public
# License, v. 2.0. If a copy of the MPL was not distributed with this
# file, You can obtain one at http://mozilla.org/MPL/2.0/.
import sys
import unicodedata

from mozlint import result
from mozlint.pathutils import expand_exclusions

# Code inspired by Red Hat
# https://github.com/siddhesh/find-unicode-control/
# published under the 'BSD 3-Clause' license
# https://access.redhat.com/security/vulnerabilities/RHSB-2021-007

results = []

disallowed = set(
    chr(c) for c in range(sys.maxunicode) if unicodedata.category(chr(c)) == "Cf"
)

def getfiletext(config, filename):
    # Make a text string from a file, attempting to decode from latin1 if necessary.
    # Other non-utf-8 locales are not supported at the moment.
    with open(filename, "rb") as infile:
        try:
            return infile.read().decode("utf-8")
        except Exception as e:
            res = {
                "path": filename,
                "message": "Could not open file as utf-8 - maybe an encoding error: %s"
                % e,
                "level": "error",
            }
            results.append(result.from_config(config, **res))
            return None

    return None

def analyze_text(filename, text, disallowed):
    line = 0
    for t in text.splitlines():
        line = line + 1
        subset = [c for c in t if chr(ord(c)) in disallowed]
        if subset:
            return (subset, line)

    return ("", 0)

def lint(paths, config, **lintargs):
    files = list(expand_exclusions(paths, config, lintargs["root"]))
    for f in files:
        text = getfiletext(config, f)
        if text:
            (subset, line) = analyze_text(f, text, disallowed)
            if subset:
                res = {
                    "path": f,
                    "lineno": line,
                    "message": "disallowed characters: %s" % subset,
                    "level": "error",
                }
                results.append(result.from_config(config, **res))

    return {"results": results, "fixed": 0}

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Quelle __init__.py Sprache: Python

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Quelle init.py Sprache: Python