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Edit File : clientlib.py \| Size : 14.92 KB
from __future__ import annotations import functools import logging import os.path import re import shlex import sys from collections.abc import Sequence from typing import Any from typing import NamedTuple import cfgv from identify.identify import ALL_TAGS import pre_commit.constants as C from pre_commit.all_languages import language_names from pre_commit.errors import FatalError from pre_commit.yaml import yaml_load logger = logging.getLogger('pre_commit') check_string_regex = cfgv.check_and(cfgv.check_string, cfgv.check_regex) HOOK_TYPES = ( 'commit-msg', 'post-checkout', 'post-commit', 'post-merge', 'post-rewrite', 'pre-commit', 'pre-merge-commit', 'pre-push', 'pre-rebase', 'prepare-commit-msg', ) # `manual` is not invoked by any installed git hook. See #719 STAGES = (HOOK_TYPES, 'manual') def check_type_tag(tag: str) -> None: if tag not in ALL_TAGS: raise cfgv.ValidationError( f'Type tag {tag!r} is not recognized. ' f'Try upgrading identify and pre-commit?', ) def parse_version(s: str) -> tuple[int, ...]: """poor man's version comparison""" return tuple(int(p) for p in s.split('.')) def check_min_version(version: str) -> None: if parse_version(version) > parse_version(C.VERSION): raise cfgv.ValidationError( f'pre-commit version {version} is required but version ' f'{C.VERSION} is installed. ' f'Perhaps run `pip install --upgrade pre-commit`.', ) _STAGES = { 'commit': 'pre-commit', 'merge-commit': 'pre-merge-commit', 'push': 'pre-push', } def transform_stage(stage: str) -> str: return _STAGES.get(stage, stage) MINIMAL_MANIFEST_SCHEMA = cfgv.Array( cfgv.Map( 'Hook', 'id', cfgv.Required('id', cfgv.check_string), cfgv.Optional('stages', cfgv.check_array(cfgv.check_string), []), ), ) def warn_for_stages_on_repo_init(repo: str, directory: str) -> None: try: manifest = cfgv.load_from_filename( os.path.join(directory, C.MANIFEST_FILE), schema=MINIMAL_MANIFEST_SCHEMA, load_strategy=yaml_load, exc_tp=InvalidManifestError, ) except InvalidManifestError: return # they'll get a better error message when it actually loads! legacy_stages = {} # sorted set for hook in manifest: for stage in hook.get('stages', ()): if stage in _STAGES: legacy_stages[stage] = True if legacy_stages: logger.warning( f'repo `{repo}` uses deprecated stage names ' f'({", ".join(legacy_stages)}) which will be removed in a ' f'future version. ' f'Hint: often `pre-commit autoupdate --repo {shlex.quote(repo)}` ' f'will fix this. ' f'if it does not -- consider reporting an issue to that repo.', ) class StagesMigrationNoDefault(NamedTuple): key: str default: Sequence[str] def check(self, dct: dict[str, Any]) -> None: if self.key not in dct: return val = dct[self.key] cfgv.check_array(cfgv.check_any)(val) val = [transform_stage(v) for v in val] cfgv.check_array(cfgv.check_one_of(STAGES))(val) def apply_default(self, dct: dict[str, Any]) -> None: if self.key not in dct: return dct[self.key] = [transform_stage(v) for v in dct[self.key]] def remove_default(self, dct: dict[str, Any]) -> None: raise NotImplementedError class StagesMigration(StagesMigrationNoDefault): def apply_default(self, dct: dict[str, Any]) -> None: dct.setdefault(self.key, self.default) super().apply_default(dct) class DeprecatedStagesWarning(NamedTuple): key: str def check(self, dct: dict[str, Any]) -> None: if self.key not in dct: return val = dct[self.key] cfgv.check_array(cfgv.check_any)(val) legacy_stages = [stage for stage in val if stage in _STAGES] if legacy_stages: logger.warning( f'hook id `{dct["id"]}` uses deprecated stage names ' f'({", ".join(legacy_stages)}) which will be removed in a ' f'future version. ' f'run: `pre-commit migrate-config` to automatically fix this.', ) def apply_default(self, dct: dict[str, Any]) -> None: pass def remove_default(self, dct: dict[str, Any]) -> None: raise NotImplementedError class DeprecatedDefaultStagesWarning(NamedTuple): key: str def check(self, dct: dict[str, Any]) -> None: if self.key not in dct: return val = dct[self.key] cfgv.check_array(cfgv.check_any)(val) legacy_stages = [stage for stage in val if stage in _STAGES] if legacy_stages: logger.warning( f'top-level `default_stages` uses deprecated stage names ' f'({", ".join(legacy_stages)}) which will be removed in a ' f'future version. ' f'run: `pre-commit migrate-config` to automatically fix this.', ) def apply_default(self, dct: dict[str, Any]) -> None: pass def remove_default(self, dct: dict[str, Any]) -> None: raise NotImplementedError MANIFEST_HOOK_DICT = cfgv.Map( 'Hook', 'id', # check first in case it uses some newer, incompatible feature cfgv.Optional( 'minimum_pre_commit_version', cfgv.check_and(cfgv.check_string, check_min_version), '0', ), cfgv.Required('id', cfgv.check_string), cfgv.Required('name', cfgv.check_string), cfgv.Required('entry', cfgv.check_string), cfgv.Required('language', cfgv.check_one_of(language_names)), cfgv.Optional('alias', cfgv.check_string, ''), cfgv.Optional('files', check_string_regex, ''), cfgv.Optional('exclude', check_string_regex, '^$'), cfgv.Optional('types', cfgv.check_array(check_type_tag), ['file']), cfgv.Optional('types_or', cfgv.check_array(check_type_tag), []), cfgv.Optional('exclude_types', cfgv.check_array(check_type_tag), []), cfgv.Optional( 'additional_dependencies', cfgv.check_array(cfgv.check_string), [], ), cfgv.Optional('args', cfgv.check_array(cfgv.check_string), []), cfgv.Optional('always_run', cfgv.check_bool, False), cfgv.Optional('fail_fast', cfgv.check_bool, False), cfgv.Optional('pass_filenames', cfgv.check_bool, True), cfgv.Optional('description', cfgv.check_string, ''), cfgv.Optional('language_version', cfgv.check_string, C.DEFAULT), cfgv.Optional('log_file', cfgv.check_string, ''), cfgv.Optional('require_serial', cfgv.check_bool, False), StagesMigration('stages', []), cfgv.Optional('verbose', cfgv.check_bool, False), ) MANIFEST_SCHEMA = cfgv.Array(MANIFEST_HOOK_DICT) class InvalidManifestError(FatalError): pass load_manifest = functools.partial( cfgv.load_from_filename, schema=MANIFEST_SCHEMA, load_strategy=yaml_load, exc_tp=InvalidManifestError, ) LOCAL = 'local' META = 'meta' class WarnMutableRev(cfgv.Conditional): def check(self, dct: dict[str, Any]) -> None: super().check(dct) if self.key in dct: rev = dct[self.key] if '.' not in rev and not re.match(r'^[a-fA-F0-9]+$', rev): logger.warning( f'The {self.key!r} field of repo {dct["repo"]!r} ' f'appears to be a mutable reference ' f'(moving tag / branch). Mutable references are never ' f'updated after first install and are not supported. ' f'See https://pre-commit.com/#using-the-latest-version-for-a-repository ' # noqa: E501 f'for more details. ' f'Hint: `pre-commit autoupdate` often fixes this.', ) class OptionalSensibleRegexAtHook(cfgv.OptionalNoDefault): def check(self, dct: dict[str, Any]) -> None: super().check(dct) if '/' in dct.get(self.key, ''): logger.warning( f'The {self.key!r} field in hook {dct.get("id")!r} is a ' f"regex, not a glob -- matching '/' probably isn't what you " f'want here', ) for fwd_slash_re in (r'[\\/]', r'[\/]', r'[/\\]'): if fwd_slash_re in dct.get(self.key, ''): logger.warning( fr'pre-commit normalizes slashes in the {self.key!r} ' fr'field in hook {dct.get("id")!r} to forward slashes, ' fr'so you can use / instead of {fwd_slash_re}', ) class OptionalSensibleRegexAtTop(cfgv.OptionalNoDefault): def check(self, dct: dict[str, Any]) -> None: super().check(dct) if '/' in dct.get(self.key, ''): logger.warning( f'The top-level {self.key!r} field is a regex, not a glob -- ' f"matching '/' probably isn't what you want here", ) for fwd_slash_re in (r'[\\/]', r'[\/]', r'[/\\]'): if fwd_slash_re in dct.get(self.key, ''): logger.warning( fr'pre-commit normalizes the slashes in the top-level ' fr'{self.key!r} field to forward slashes, so you ' fr'can use / instead of {fwd_slash_re}', ) def _entry(modname: str) -> str: """the hook `entry` is passed through `shlex.split()` by the command runner, so to prevent issues with spaces and backslashes (on Windows) it must be quoted here. """ return f'{shlex.quote(sys.executable)} -m pre_commit.meta_hooks.{modname}' def warn_unknown_keys_root( extra: Sequence[str], orig_keys: Sequence[str], dct: dict[str, str], ) -> None: logger.warning(f'Unexpected key(s) present at root: {", ".join(extra)}') def warn_unknown_keys_repo( extra: Sequence[str], orig_keys: Sequence[str], dct: dict[str, str], ) -> None: logger.warning( f'Unexpected key(s) present on {dct["repo"]}: {", ".join(extra)}', ) _meta = ( ( 'check-hooks-apply', ( ('name', 'Check hooks apply to the repository'), ('files', f'^{re.escape(C.CONFIG_FILE)}$'), ('entry', _entry('check_hooks_apply')), ), ), ( 'check-useless-excludes', ( ('name', 'Check for useless excludes'), ('files', f'^{re.escape(C.CONFIG_FILE)}$'), ('entry', _entry('check_useless_excludes')), ), ), ( 'identity', ( ('name', 'identity'), ('verbose', True), ('entry', _entry('identity')), ), ), ) class NotAllowed(cfgv.OptionalNoDefault): def check(self, dct: dict[str, Any]) -> None: if self.key in dct: raise cfgv.ValidationError(f'{self.key!r} cannot be overridden') _COMMON_HOOK_WARNINGS = ( OptionalSensibleRegexAtHook('files', cfgv.check_string), OptionalSensibleRegexAtHook('exclude', cfgv.check_string), DeprecatedStagesWarning('stages'), ) META_HOOK_DICT = cfgv.Map( 'Hook', 'id', cfgv.Required('id', cfgv.check_string), cfgv.Required('id', cfgv.check_one_of(tuple(k for k, _ in _meta))), # language must be system cfgv.Optional('language', cfgv.check_one_of({'system'}), 'system'), # entry cannot be overridden NotAllowed('entry', cfgv.check_any), ( # default to the hook definition for the meta hooks cfgv.ConditionalOptional(key, cfgv.check_any, value, 'id', hook_id) for hook_id, values in _meta for key, value in values ), ( # default to the "manifest" parsing cfgv.OptionalNoDefault(item.key, item.check_fn) # these will always be defaulted above if item.key in {'name', 'language', 'entry'} else item for item in MANIFEST_HOOK_DICT.items ), _COMMON_HOOK_WARNINGS, ) CONFIG_HOOK_DICT = cfgv.Map( 'Hook', 'id', cfgv.Required('id', cfgv.check_string), # All keys in manifest hook dict are valid in a config hook dict, but # are optional. # No defaults are provided here as the config is merged on top of the # manifest. ( cfgv.OptionalNoDefault(item.key, item.check_fn) for item in MANIFEST_HOOK_DICT.items if item.key != 'id' if item.key != 'stages' ), StagesMigrationNoDefault('stages', []), _COMMON_HOOK_WARNINGS, ) LOCAL_HOOK_DICT = cfgv.Map( 'Hook', 'id', MANIFEST_HOOK_DICT.items, _COMMON_HOOK_WARNINGS, ) CONFIG_REPO_DICT = cfgv.Map( 'Repository', 'repo', cfgv.Required('repo', cfgv.check_string), cfgv.ConditionalRecurse( 'hooks', cfgv.Array(CONFIG_HOOK_DICT), 'repo', cfgv.NotIn(LOCAL, META), ), cfgv.ConditionalRecurse( 'hooks', cfgv.Array(LOCAL_HOOK_DICT), 'repo', LOCAL, ), cfgv.ConditionalRecurse( 'hooks', cfgv.Array(META_HOOK_DICT), 'repo', META, ), WarnMutableRev( 'rev', cfgv.check_string, condition_key='repo', condition_value=cfgv.NotIn(LOCAL, META), ensure_absent=True, ), cfgv.WarnAdditionalKeys(('repo', 'rev', 'hooks'), warn_unknown_keys_repo), ) DEFAULT_LANGUAGE_VERSION = cfgv.Map( 'DefaultLanguageVersion', None, cfgv.NoAdditionalKeys(language_names), *(cfgv.Optional(x, cfgv.check_string, C.DEFAULT) for x in language_names), ) CONFIG_SCHEMA = cfgv.Map( 'Config', None, # check first in case it uses some newer, incompatible feature cfgv.Optional( 'minimum_pre_commit_version', cfgv.check_and(cfgv.check_string, check_min_version), '0', ), cfgv.RequiredRecurse('repos', cfgv.Array(CONFIG_REPO_DICT)), cfgv.Optional( 'default_install_hook_types', cfgv.check_array(cfgv.check_one_of(HOOK_TYPES)), ['pre-commit'], ), cfgv.OptionalRecurse( 'default_language_version', DEFAULT_LANGUAGE_VERSION, {}, ), StagesMigration('default_stages', STAGES), DeprecatedDefaultStagesWarning('default_stages'), cfgv.Optional('files', check_string_regex, ''), cfgv.Optional('exclude', check_string_regex, '^$'), cfgv.Optional('fail_fast', cfgv.check_bool, False), cfgv.WarnAdditionalKeys( ( 'repos', 'default_install_hook_types', 'default_language_version', 'default_stages', 'files', 'exclude', 'fail_fast', 'minimum_pre_commit_version', 'ci', ), warn_unknown_keys_root, ), OptionalSensibleRegexAtTop('files', cfgv.check_string), OptionalSensibleRegexAtTop('exclude', cfgv.check_string), # do not warn about configuration for pre-commit.ci cfgv.OptionalNoDefault('ci', cfgv.check_type(dict)), ) class InvalidConfigError(FatalError): pass load_config = functools.partial( cfgv.load_from_filename, schema=CONFIG_SCHEMA, load_strategy=yaml_load, exc_tp=InvalidConfigError, ) Back

Edit File : clientlib.py | Size : 14.92 KB

from __future__ import annotations

import functools
import logging
import os.path
import re
import shlex
import sys
from collections.abc import Sequence
from typing import Any
from typing import NamedTuple

import cfgv
from identify.identify import ALL_TAGS

import pre_commit.constants as C
from pre_commit.all_languages import language_names
from pre_commit.errors import FatalError
from pre_commit.yaml import yaml_load

logger = logging.getLogger('pre_commit')

check_string_regex = cfgv.check_and(cfgv.check_string, cfgv.check_regex)

HOOK_TYPES = (
    'commit-msg',
    'post-checkout',
    'post-commit',
    'post-merge',
    'post-rewrite',
    'pre-commit',
    'pre-merge-commit',
    'pre-push',
    'pre-rebase',
    'prepare-commit-msg',
)
# `manual` is not invoked by any installed git hook.  See #719
STAGES = (*HOOK_TYPES, 'manual')

def check_type_tag(tag: str) -> None:
    if tag not in ALL_TAGS:
        raise cfgv.ValidationError(
            f'Type tag {tag!r} is not recognized.  '
            f'Try upgrading identify and pre-commit?',
        )

def parse_version(s: str) -> tuple[int, ...]:
    """poor man's version comparison"""
    return tuple(int(p) for p in s.split('.'))

def check_min_version(version: str) -> None:
    if parse_version(version) > parse_version(C.VERSION):
        raise cfgv.ValidationError(
            f'pre-commit version {version} is required but version '
            f'{C.VERSION} is installed.  '
            f'Perhaps run `pip install --upgrade pre-commit`.',
        )

_STAGES = {
    'commit': 'pre-commit',
    'merge-commit': 'pre-merge-commit',
    'push': 'pre-push',
}

def transform_stage(stage: str) -> str:
    return _STAGES.get(stage, stage)

MINIMAL_MANIFEST_SCHEMA = cfgv.Array(
    cfgv.Map(
        'Hook', 'id',
        cfgv.Required('id', cfgv.check_string),
        cfgv.Optional('stages', cfgv.check_array(cfgv.check_string), []),
    ),
)

def warn_for_stages_on_repo_init(repo: str, directory: str) -> None:
    try:
        manifest = cfgv.load_from_filename(
            os.path.join(directory, C.MANIFEST_FILE),
            schema=MINIMAL_MANIFEST_SCHEMA,
            load_strategy=yaml_load,
            exc_tp=InvalidManifestError,
        )
    except InvalidManifestError:
        return  # they'll get a better error message when it actually loads!

legacy_stages = {}  # sorted set
    for hook in manifest:
        for stage in hook.get('stages', ()):
            if stage in _STAGES:
                legacy_stages[stage] = True

if legacy_stages:
        logger.warning(
            f'repo `{repo}` uses deprecated stage names '
            f'({", ".join(legacy_stages)}) which will be removed in a '
            f'future version.  '
            f'Hint: often `pre-commit autoupdate --repo {shlex.quote(repo)}` '
            f'will fix this.  '
            f'if it does not -- consider reporting an issue to that repo.',
        )

class StagesMigrationNoDefault(NamedTuple):
    key: str
    default: Sequence[str]

def check(self, dct: dict[str, Any]) -> None:
        if self.key not in dct:
            return

val = dct[self.key]
        cfgv.check_array(cfgv.check_any)(val)

val = [transform_stage(v) for v in val]
        cfgv.check_array(cfgv.check_one_of(STAGES))(val)

def apply_default(self, dct: dict[str, Any]) -> None:
        if self.key not in dct:
            return
        dct[self.key] = [transform_stage(v) for v in dct[self.key]]

def remove_default(self, dct: dict[str, Any]) -> None:
        raise NotImplementedError

class StagesMigration(StagesMigrationNoDefault):
    def apply_default(self, dct: dict[str, Any]) -> None:
        dct.setdefault(self.key, self.default)
        super().apply_default(dct)

class DeprecatedStagesWarning(NamedTuple):
    key: str

def check(self, dct: dict[str, Any]) -> None:
        if self.key not in dct:
            return

val = dct[self.key]
        cfgv.check_array(cfgv.check_any)(val)

legacy_stages = [stage for stage in val if stage in _STAGES]
        if legacy_stages:
            logger.warning(
                f'hook id `{dct["id"]}` uses deprecated stage names '
                f'({", ".join(legacy_stages)}) which will be removed in a '
                f'future version.  '
                f'run: `pre-commit migrate-config` to automatically fix this.',
            )

def apply_default(self, dct: dict[str, Any]) -> None:
        pass

def remove_default(self, dct: dict[str, Any]) -> None:
        raise NotImplementedError

class DeprecatedDefaultStagesWarning(NamedTuple):
    key: str

def check(self, dct: dict[str, Any]) -> None:
        if self.key not in dct:
            return

val = dct[self.key]
        cfgv.check_array(cfgv.check_any)(val)

legacy_stages = [stage for stage in val if stage in _STAGES]
        if legacy_stages:
            logger.warning(
                f'top-level `default_stages` uses deprecated stage names '
                f'({", ".join(legacy_stages)}) which will be removed in a '
                f'future version.  '
                f'run: `pre-commit migrate-config` to automatically fix this.',
            )

def apply_default(self, dct: dict[str, Any]) -> None:
        pass

def remove_default(self, dct: dict[str, Any]) -> None:
        raise NotImplementedError

MANIFEST_HOOK_DICT = cfgv.Map(
    'Hook', 'id',

# check first in case it uses some newer, incompatible feature
    cfgv.Optional(
        'minimum_pre_commit_version',
        cfgv.check_and(cfgv.check_string, check_min_version),
        '0',
    ),

cfgv.Required('id', cfgv.check_string),
    cfgv.Required('name', cfgv.check_string),
    cfgv.Required('entry', cfgv.check_string),
    cfgv.Required('language', cfgv.check_one_of(language_names)),
    cfgv.Optional('alias', cfgv.check_string, ''),

cfgv.Optional('files', check_string_regex, ''),
    cfgv.Optional('exclude', check_string_regex, '^$'),
    cfgv.Optional('types', cfgv.check_array(check_type_tag), ['file']),
    cfgv.Optional('types_or', cfgv.check_array(check_type_tag), []),
    cfgv.Optional('exclude_types', cfgv.check_array(check_type_tag), []),

cfgv.Optional(
        'additional_dependencies', cfgv.check_array(cfgv.check_string), [],
    ),
    cfgv.Optional('args', cfgv.check_array(cfgv.check_string), []),
    cfgv.Optional('always_run', cfgv.check_bool, False),
    cfgv.Optional('fail_fast', cfgv.check_bool, False),
    cfgv.Optional('pass_filenames', cfgv.check_bool, True),
    cfgv.Optional('description', cfgv.check_string, ''),
    cfgv.Optional('language_version', cfgv.check_string, C.DEFAULT),
    cfgv.Optional('log_file', cfgv.check_string, ''),
    cfgv.Optional('require_serial', cfgv.check_bool, False),
    StagesMigration('stages', []),
    cfgv.Optional('verbose', cfgv.check_bool, False),
)
MANIFEST_SCHEMA = cfgv.Array(MANIFEST_HOOK_DICT)

class InvalidManifestError(FatalError):
    pass

load_manifest = functools.partial(
    cfgv.load_from_filename,
    schema=MANIFEST_SCHEMA,
    load_strategy=yaml_load,
    exc_tp=InvalidManifestError,
)

LOCAL = 'local'
META = 'meta'

class WarnMutableRev(cfgv.Conditional):
    def check(self, dct: dict[str, Any]) -> None:
        super().check(dct)

if self.key in dct:
            rev = dct[self.key]

if '.' not in rev and not re.match(r'^[a-fA-F0-9]+$', rev):
                logger.warning(
                    f'The {self.key!r} field of repo {dct["repo"]!r} '
                    f'appears to be a mutable reference '
                    f'(moving tag / branch).  Mutable references are never '
                    f'updated after first install and are not supported.  '
                    f'See https://pre-commit.com/#using-the-latest-version-for-a-repository '  # noqa: E501
                    f'for more details.  '
                    f'Hint: `pre-commit autoupdate` often fixes this.',
                )

class OptionalSensibleRegexAtHook(cfgv.OptionalNoDefault):
    def check(self, dct: dict[str, Any]) -> None:
        super().check(dct)

if '/*' in dct.get(self.key, ''):
            logger.warning(
                f'The {self.key!r} field in hook {dct.get("id")!r} is a '
                f"regex, not a glob -- matching '/*' probably isn't what you "
                f'want here',
            )
        for fwd_slash_re in (r'[\\/]', r'[\/]', r'[/\\]'):
            if fwd_slash_re in dct.get(self.key, ''):
                logger.warning(
                    fr'pre-commit normalizes slashes in the {self.key!r} '
                    fr'field in hook {dct.get("id")!r} to forward slashes, '
                    fr'so you can use / instead of {fwd_slash_re}',
                )

class OptionalSensibleRegexAtTop(cfgv.OptionalNoDefault):
    def check(self, dct: dict[str, Any]) -> None:
        super().check(dct)

if '/*' in dct.get(self.key, ''):
            logger.warning(
                f'The top-level {self.key!r} field is a regex, not a glob -- '
                f"matching '/*' probably isn't what you want here",
            )
        for fwd_slash_re in (r'[\\/]', r'[\/]', r'[/\\]'):
            if fwd_slash_re in dct.get(self.key, ''):
                logger.warning(
                    fr'pre-commit normalizes the slashes in the top-level '
                    fr'{self.key!r} field to forward slashes, so you '
                    fr'can use / instead of {fwd_slash_re}',
                )

def _entry(modname: str) -> str:
    """the hook `entry` is passed through `shlex.split()` by the command
    runner, so to prevent issues with spaces and backslashes (on Windows)
    it must be quoted here.
    """
    return f'{shlex.quote(sys.executable)} -m pre_commit.meta_hooks.{modname}'

def warn_unknown_keys_root(
        extra: Sequence[str],
        orig_keys: Sequence[str],
        dct: dict[str, str],
) -> None:
    logger.warning(f'Unexpected key(s) present at root: {", ".join(extra)}')

def warn_unknown_keys_repo(
        extra: Sequence[str],
        orig_keys: Sequence[str],
        dct: dict[str, str],
) -> None:
    logger.warning(
        f'Unexpected key(s) present on {dct["repo"]}: {", ".join(extra)}',
    )

_meta = (
    (
        'check-hooks-apply', (
            ('name', 'Check hooks apply to the repository'),
            ('files', f'^{re.escape(C.CONFIG_FILE)}$'),
            ('entry', _entry('check_hooks_apply')),
        ),
    ),
    (
        'check-useless-excludes', (
            ('name', 'Check for useless excludes'),
            ('files', f'^{re.escape(C.CONFIG_FILE)}$'),
            ('entry', _entry('check_useless_excludes')),
        ),
    ),
    (
        'identity', (
            ('name', 'identity'),
            ('verbose', True),
            ('entry', _entry('identity')),
        ),
    ),
)

class NotAllowed(cfgv.OptionalNoDefault):
    def check(self, dct: dict[str, Any]) -> None:
        if self.key in dct:
            raise cfgv.ValidationError(f'{self.key!r} cannot be overridden')

_COMMON_HOOK_WARNINGS = (
    OptionalSensibleRegexAtHook('files', cfgv.check_string),
    OptionalSensibleRegexAtHook('exclude', cfgv.check_string),
    DeprecatedStagesWarning('stages'),
)

META_HOOK_DICT = cfgv.Map(
    'Hook', 'id',
    cfgv.Required('id', cfgv.check_string),
    cfgv.Required('id', cfgv.check_one_of(tuple(k for k, _ in _meta))),
    # language must be system
    cfgv.Optional('language', cfgv.check_one_of({'system'}), 'system'),
    # entry cannot be overridden
    NotAllowed('entry', cfgv.check_any),
    *(
        # default to the hook definition for the meta hooks
        cfgv.ConditionalOptional(key, cfgv.check_any, value, 'id', hook_id)
        for hook_id, values in _meta
        for key, value in values
    ),
    *(
        # default to the "manifest" parsing
        cfgv.OptionalNoDefault(item.key, item.check_fn)
        # these will always be defaulted above
        if item.key in {'name', 'language', 'entry'} else
        item
        for item in MANIFEST_HOOK_DICT.items
    ),
    *_COMMON_HOOK_WARNINGS,
)
CONFIG_HOOK_DICT = cfgv.Map(
    'Hook', 'id',

cfgv.Required('id', cfgv.check_string),

# All keys in manifest hook dict are valid in a config hook dict, but
    # are optional.
    # No defaults are provided here as the config is merged on top of the
    # manifest.
    *(
        cfgv.OptionalNoDefault(item.key, item.check_fn)
        for item in MANIFEST_HOOK_DICT.items
        if item.key != 'id'
        if item.key != 'stages'
    ),
    StagesMigrationNoDefault('stages', []),
    *_COMMON_HOOK_WARNINGS,
)
LOCAL_HOOK_DICT = cfgv.Map(
    'Hook', 'id',

*MANIFEST_HOOK_DICT.items,
    *_COMMON_HOOK_WARNINGS,
)
CONFIG_REPO_DICT = cfgv.Map(
    'Repository', 'repo',

cfgv.Required('repo', cfgv.check_string),

cfgv.ConditionalRecurse(
        'hooks', cfgv.Array(CONFIG_HOOK_DICT),
        'repo', cfgv.NotIn(LOCAL, META),
    ),
    cfgv.ConditionalRecurse(
        'hooks', cfgv.Array(LOCAL_HOOK_DICT),
        'repo', LOCAL,
    ),
    cfgv.ConditionalRecurse(
        'hooks', cfgv.Array(META_HOOK_DICT),
        'repo', META,
    ),

WarnMutableRev(
        'rev', cfgv.check_string,
        condition_key='repo',
        condition_value=cfgv.NotIn(LOCAL, META),
        ensure_absent=True,
    ),
    cfgv.WarnAdditionalKeys(('repo', 'rev', 'hooks'), warn_unknown_keys_repo),
)
DEFAULT_LANGUAGE_VERSION = cfgv.Map(
    'DefaultLanguageVersion', None,
    cfgv.NoAdditionalKeys(language_names),
    *(cfgv.Optional(x, cfgv.check_string, C.DEFAULT) for x in language_names),
)
CONFIG_SCHEMA = cfgv.Map(
    'Config', None,

cfgv.RequiredRecurse('repos', cfgv.Array(CONFIG_REPO_DICT)),
    cfgv.Optional(
        'default_install_hook_types',
        cfgv.check_array(cfgv.check_one_of(HOOK_TYPES)),
        ['pre-commit'],
    ),
    cfgv.OptionalRecurse(
        'default_language_version', DEFAULT_LANGUAGE_VERSION, {},
    ),
    StagesMigration('default_stages', STAGES),
    DeprecatedDefaultStagesWarning('default_stages'),
    cfgv.Optional('files', check_string_regex, ''),
    cfgv.Optional('exclude', check_string_regex, '^$'),
    cfgv.Optional('fail_fast', cfgv.check_bool, False),
    cfgv.WarnAdditionalKeys(
        (
            'repos',
            'default_install_hook_types',
            'default_language_version',
            'default_stages',
            'files',
            'exclude',
            'fail_fast',
            'minimum_pre_commit_version',
            'ci',
        ),
        warn_unknown_keys_root,
    ),
    OptionalSensibleRegexAtTop('files', cfgv.check_string),
    OptionalSensibleRegexAtTop('exclude', cfgv.check_string),

# do not warn about configuration for pre-commit.ci
    cfgv.OptionalNoDefault('ci', cfgv.check_type(dict)),
)

class InvalidConfigError(FatalError):
    pass

load_config = functools.partial(
    cfgv.load_from_filename,
    schema=CONFIG_SCHEMA,
    load_strategy=yaml_load,
    exc_tp=InvalidConfigError,
)

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