mirror of
https://github.com/PiBrewing/craftbeerpi4.git
synced 2024-12-29 00:41:45 +01:00
415 lines
14 KiB
Python
415 lines
14 KiB
Python
# -*- coding: utf-8 -*-
|
|
# Copyright (c) 2014-2020 Claudiu Popa <pcmanticore@gmail.com>
|
|
# Copyright (c) 2014 Michal Nowikowski <godfryd@gmail.com>
|
|
# Copyright (c) 2014 LOGILAB S.A. (Paris, FRANCE) <contact@logilab.fr>
|
|
# Copyright (c) 2015 Pavel Roskin <proski@gnu.org>
|
|
# Copyright (c) 2015 Ionel Cristian Maries <contact@ionelmc.ro>
|
|
# Copyright (c) 2016-2017 Pedro Algarvio <pedro@algarvio.me>
|
|
# Copyright (c) 2016 Alexander Todorov <atodorov@otb.bg>
|
|
# Copyright (c) 2017 Łukasz Rogalski <rogalski.91@gmail.com>
|
|
# Copyright (c) 2017 Mikhail Fesenko <proggga@gmail.com>
|
|
# Copyright (c) 2018, 2020 Anthony Sottile <asottile@umich.edu>
|
|
# Copyright (c) 2018 ssolanki <sushobhitsolanki@gmail.com>
|
|
# Copyright (c) 2018 Mike Frysinger <vapier@gmail.com>
|
|
# Copyright (c) 2018 Sushobhit <31987769+sushobhit27@users.noreply.github.com>
|
|
# Copyright (c) 2019 Peter Kolbus <peter.kolbus@gmail.com>
|
|
# Copyright (c) 2019 agutole <toldo_carp@hotmail.com>
|
|
# Copyright (c) 2019 Pierre Sassoulas <pierre.sassoulas@gmail.com>
|
|
# Copyright (c) 2020 Damien Baty <damien.baty@polyconseil.fr>
|
|
|
|
# Licensed under the GPL: https://www.gnu.org/licenses/old-licenses/gpl-2.0.html
|
|
# For details: https://github.com/PyCQA/pylint/blob/master/COPYING
|
|
|
|
"""Checker for spelling errors in comments and docstrings.
|
|
"""
|
|
import os
|
|
import re
|
|
import tokenize
|
|
|
|
from pylint.checkers import BaseTokenChecker
|
|
from pylint.checkers.utils import check_messages
|
|
from pylint.interfaces import IAstroidChecker, ITokenChecker
|
|
|
|
try:
|
|
import enchant
|
|
from enchant.tokenize import ( # type: ignore
|
|
Chunker,
|
|
EmailFilter,
|
|
Filter,
|
|
URLFilter,
|
|
WikiWordFilter,
|
|
get_tokenizer,
|
|
)
|
|
except ImportError:
|
|
enchant = None
|
|
# pylint: disable=no-init
|
|
class Filter: # type: ignore
|
|
def _skip(self, word):
|
|
raise NotImplementedError
|
|
|
|
class Chunker: # type: ignore
|
|
pass
|
|
|
|
|
|
if enchant is not None:
|
|
br = enchant.Broker()
|
|
dicts = br.list_dicts()
|
|
dict_choices = [""] + [d[0] for d in dicts]
|
|
dicts = ["%s (%s)" % (d[0], d[1].name) for d in dicts]
|
|
dicts = ", ".join(dicts)
|
|
instr = ""
|
|
else:
|
|
dicts = "none"
|
|
dict_choices = [""]
|
|
instr = " To make it work, install the python-enchant package."
|
|
|
|
|
|
class WordsWithDigigtsFilter(Filter):
|
|
"""Skips words with digits.
|
|
"""
|
|
|
|
def _skip(self, word):
|
|
for char in word:
|
|
if char.isdigit():
|
|
return True
|
|
return False
|
|
|
|
|
|
class WordsWithUnderscores(Filter):
|
|
"""Skips words with underscores.
|
|
|
|
They are probably function parameter names.
|
|
"""
|
|
|
|
def _skip(self, word):
|
|
return "_" in word
|
|
|
|
|
|
class CamelCasedWord(Filter):
|
|
r"""Filter skipping over camelCasedWords.
|
|
This filter skips any words matching the following regular expression:
|
|
|
|
^([a-z]\w+[A-Z]+\w+)
|
|
|
|
That is, any words that are camelCasedWords.
|
|
"""
|
|
_pattern = re.compile(r"^([a-z]+([\d]|[A-Z])(?:\w+)?)")
|
|
|
|
def _skip(self, word):
|
|
return bool(self._pattern.match(word))
|
|
|
|
|
|
class SphinxDirectives(Filter):
|
|
r"""Filter skipping over Sphinx Directives.
|
|
This filter skips any words matching the following regular expression:
|
|
|
|
^:([a-z]+):`([^`]+)(`)?
|
|
|
|
That is, for example, :class:`BaseQuery`
|
|
"""
|
|
# The final ` in the pattern is optional because enchant strips it out
|
|
_pattern = re.compile(r"^:([a-z]+):`([^`]+)(`)?")
|
|
|
|
def _skip(self, word):
|
|
return bool(self._pattern.match(word))
|
|
|
|
|
|
class ForwardSlashChunkder(Chunker):
|
|
"""
|
|
This chunker allows splitting words like 'before/after' into 'before' and 'after'
|
|
"""
|
|
|
|
def next(self):
|
|
while True:
|
|
if not self._text:
|
|
raise StopIteration()
|
|
if "/" not in self._text:
|
|
text = self._text
|
|
self._offset = 0
|
|
self._text = ""
|
|
return (text, 0)
|
|
pre_text, post_text = self._text.split("/", 1)
|
|
self._text = post_text
|
|
self._offset = 0
|
|
if (
|
|
not pre_text
|
|
or not post_text
|
|
or not pre_text[-1].isalpha()
|
|
or not post_text[0].isalpha()
|
|
):
|
|
self._text = ""
|
|
self._offset = 0
|
|
return (pre_text + "/" + post_text, 0)
|
|
return (pre_text, 0)
|
|
|
|
def _next(self):
|
|
while True:
|
|
if "/" not in self._text:
|
|
return (self._text, 0)
|
|
pre_text, post_text = self._text.split("/", 1)
|
|
if not pre_text or not post_text:
|
|
break
|
|
if not pre_text[-1].isalpha() or not post_text[0].isalpha():
|
|
raise StopIteration()
|
|
self._text = pre_text + " " + post_text
|
|
raise StopIteration()
|
|
|
|
|
|
class SpellingChecker(BaseTokenChecker):
|
|
"""Check spelling in comments and docstrings"""
|
|
|
|
__implements__ = (ITokenChecker, IAstroidChecker)
|
|
name = "spelling"
|
|
msgs = {
|
|
"C0401": (
|
|
"Wrong spelling of a word '%s' in a comment:\n%s\n"
|
|
"%s\nDid you mean: '%s'?",
|
|
"wrong-spelling-in-comment",
|
|
"Used when a word in comment is not spelled correctly.",
|
|
),
|
|
"C0402": (
|
|
"Wrong spelling of a word '%s' in a docstring:\n%s\n"
|
|
"%s\nDid you mean: '%s'?",
|
|
"wrong-spelling-in-docstring",
|
|
"Used when a word in docstring is not spelled correctly.",
|
|
),
|
|
"C0403": (
|
|
"Invalid characters %r in a docstring",
|
|
"invalid-characters-in-docstring",
|
|
"Used when a word in docstring cannot be checked by enchant.",
|
|
),
|
|
}
|
|
options = (
|
|
(
|
|
"spelling-dict",
|
|
{
|
|
"default": "",
|
|
"type": "choice",
|
|
"metavar": "<dict name>",
|
|
"choices": dict_choices,
|
|
"help": "Spelling dictionary name. "
|
|
"Available dictionaries: %s.%s" % (dicts, instr),
|
|
},
|
|
),
|
|
(
|
|
"spelling-ignore-words",
|
|
{
|
|
"default": "",
|
|
"type": "string",
|
|
"metavar": "<comma separated words>",
|
|
"help": "List of comma separated words that " "should not be checked.",
|
|
},
|
|
),
|
|
(
|
|
"spelling-private-dict-file",
|
|
{
|
|
"default": "",
|
|
"type": "string",
|
|
"metavar": "<path to file>",
|
|
"help": "A path to a file that contains the private "
|
|
"dictionary; one word per line.",
|
|
},
|
|
),
|
|
(
|
|
"spelling-store-unknown-words",
|
|
{
|
|
"default": "n",
|
|
"type": "yn",
|
|
"metavar": "<y_or_n>",
|
|
"help": "Tells whether to store unknown words to the "
|
|
"private dictionary (see the "
|
|
"--spelling-private-dict-file option) instead of "
|
|
"raising a message.",
|
|
},
|
|
),
|
|
(
|
|
"max-spelling-suggestions",
|
|
{
|
|
"default": 4,
|
|
"type": "int",
|
|
"metavar": "N",
|
|
"help": "Limits count of emitted suggestions for " "spelling mistakes.",
|
|
},
|
|
),
|
|
)
|
|
|
|
def open(self):
|
|
self.initialized = False
|
|
self.private_dict_file = None
|
|
|
|
if enchant is None:
|
|
return
|
|
dict_name = self.config.spelling_dict
|
|
if not dict_name:
|
|
return
|
|
|
|
self.ignore_list = [
|
|
w.strip() for w in self.config.spelling_ignore_words.split(",")
|
|
]
|
|
# "param" appears in docstring in param description and
|
|
# "pylint" appears in comments in pylint pragmas.
|
|
self.ignore_list.extend(["param", "pylint"])
|
|
|
|
# Expand tilde to allow e.g. spelling-private-dict-file = ~/.pylintdict
|
|
if self.config.spelling_private_dict_file:
|
|
self.config.spelling_private_dict_file = os.path.expanduser(
|
|
self.config.spelling_private_dict_file
|
|
)
|
|
|
|
if self.config.spelling_private_dict_file:
|
|
self.spelling_dict = enchant.DictWithPWL(
|
|
dict_name, self.config.spelling_private_dict_file
|
|
)
|
|
self.private_dict_file = open(self.config.spelling_private_dict_file, "a")
|
|
else:
|
|
self.spelling_dict = enchant.Dict(dict_name)
|
|
|
|
if self.config.spelling_store_unknown_words:
|
|
self.unknown_words = set()
|
|
|
|
self.tokenizer = get_tokenizer(
|
|
dict_name,
|
|
chunkers=[ForwardSlashChunkder],
|
|
filters=[
|
|
EmailFilter,
|
|
URLFilter,
|
|
WikiWordFilter,
|
|
WordsWithDigigtsFilter,
|
|
WordsWithUnderscores,
|
|
CamelCasedWord,
|
|
SphinxDirectives,
|
|
],
|
|
)
|
|
self.initialized = True
|
|
|
|
def close(self):
|
|
if self.private_dict_file:
|
|
self.private_dict_file.close()
|
|
|
|
def _check_spelling(self, msgid, line, line_num):
|
|
original_line = line
|
|
try:
|
|
initial_space = re.search(r"^[^\S]\s*", line).regs[0][1]
|
|
except (IndexError, AttributeError):
|
|
initial_space = 0
|
|
if line.strip().startswith("#"):
|
|
line = line.strip()[1:]
|
|
starts_with_comment = True
|
|
else:
|
|
starts_with_comment = False
|
|
for word, word_start_at in self.tokenizer(line.strip()):
|
|
word_start_at += initial_space
|
|
lower_cased_word = word.casefold()
|
|
|
|
# Skip words from ignore list.
|
|
if word in self.ignore_list or lower_cased_word in self.ignore_list:
|
|
continue
|
|
|
|
# Strip starting u' from unicode literals and r' from raw strings.
|
|
if word.startswith(("u'", 'u"', "r'", 'r"')) and len(word) > 2:
|
|
word = word[2:]
|
|
lower_cased_word = lower_cased_word[2:]
|
|
|
|
# If it is a known word, then continue.
|
|
try:
|
|
if self.spelling_dict.check(lower_cased_word):
|
|
# The lower cased version of word passed spell checking
|
|
continue
|
|
|
|
# If we reached this far, it means there was a spelling mistake.
|
|
# Let's retry with the original work because 'unicode' is a
|
|
# spelling mistake but 'Unicode' is not
|
|
if self.spelling_dict.check(word):
|
|
continue
|
|
except enchant.errors.Error:
|
|
self.add_message(
|
|
"invalid-characters-in-docstring", line=line_num, args=(word,)
|
|
)
|
|
continue
|
|
|
|
# Store word to private dict or raise a message.
|
|
if self.config.spelling_store_unknown_words:
|
|
if lower_cased_word not in self.unknown_words:
|
|
self.private_dict_file.write("%s\n" % lower_cased_word)
|
|
self.unknown_words.add(lower_cased_word)
|
|
else:
|
|
# Present up to N suggestions.
|
|
suggestions = self.spelling_dict.suggest(word)
|
|
del suggestions[self.config.max_spelling_suggestions :]
|
|
|
|
line_segment = line[word_start_at:]
|
|
match = re.search(r"(\W|^)(%s)(\W|$)" % word, line_segment)
|
|
if match:
|
|
# Start position of second group in regex.
|
|
col = match.regs[2][0]
|
|
else:
|
|
col = line_segment.index(word)
|
|
|
|
col += word_start_at
|
|
|
|
if starts_with_comment:
|
|
col += 1
|
|
indicator = (" " * col) + ("^" * len(word))
|
|
|
|
self.add_message(
|
|
msgid,
|
|
line=line_num,
|
|
args=(
|
|
word,
|
|
original_line,
|
|
indicator,
|
|
"'{}'".format("' or '".join(suggestions)),
|
|
),
|
|
)
|
|
|
|
def process_tokens(self, tokens):
|
|
if not self.initialized:
|
|
return
|
|
|
|
# Process tokens and look for comments.
|
|
for (tok_type, token, (start_row, _), _, _) in tokens:
|
|
if tok_type == tokenize.COMMENT:
|
|
if start_row == 1 and token.startswith("#!/"):
|
|
# Skip shebang lines
|
|
continue
|
|
if token.startswith("# pylint:"):
|
|
# Skip pylint enable/disable comments
|
|
continue
|
|
self._check_spelling("wrong-spelling-in-comment", token, start_row)
|
|
|
|
@check_messages("wrong-spelling-in-docstring")
|
|
def visit_module(self, node):
|
|
if not self.initialized:
|
|
return
|
|
self._check_docstring(node)
|
|
|
|
@check_messages("wrong-spelling-in-docstring")
|
|
def visit_classdef(self, node):
|
|
if not self.initialized:
|
|
return
|
|
self._check_docstring(node)
|
|
|
|
@check_messages("wrong-spelling-in-docstring")
|
|
def visit_functiondef(self, node):
|
|
if not self.initialized:
|
|
return
|
|
self._check_docstring(node)
|
|
|
|
visit_asyncfunctiondef = visit_functiondef
|
|
|
|
def _check_docstring(self, node):
|
|
"""check the node has any spelling errors"""
|
|
docstring = node.doc
|
|
if not docstring:
|
|
return
|
|
|
|
start_line = node.lineno + 1
|
|
|
|
# Go through lines of docstring
|
|
for idx, line in enumerate(docstring.splitlines()):
|
|
self._check_spelling("wrong-spelling-in-docstring", line, start_line + idx)
|
|
|
|
|
|
def register(linter):
|
|
"""required method to auto register this checker """
|
|
linter.register_checker(SpellingChecker(linter))
|