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427f0f43ad
Adds script metadata/scan.py which can be used to search for and validate Chromium dependency metadata files, given a repository root directory. Bug: b:277147404 Change-Id: Ibde0eeb7babe0b1e3f9c7f887bece629d390974a Reviewed-on: https://chromium-review.googlesource.com/c/chromium/tools/depot_tools/+/4823596 Commit-Queue: Anne Redulla <aredulla@google.com> Reviewed-by: Rachael Newitt <renewitt@google.com>
83 lines
2.5 KiB
Python
83 lines
2.5 KiB
Python
#!/usr/bin/env python3
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# Copyright 2023 The Chromium Authors. All rights reserved.
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# Use of this source code is governed by a BSD-style license that can be
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# found in the LICENSE file.
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import textwrap
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from typing import Dict, List, Union
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_CHROMIUM_METADATA_PRESCRIPT = "Third party metadata issue:"
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_CHROMIUM_METADATA_POSTSCRIPT = ("Check //third_party/README.chromium.template "
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"for details.")
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class ValidationResult:
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"""Base class for validation issues."""
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def __init__(self, reason: str, fatal: bool, additional: List[str] = []):
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"""Constructor for a validation issue.
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Args:
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reason: the root cause of the issue.
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fatal: whether the issue is fatal.
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additional: details that should be included in the validation message,
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e.g. advice on how to address the issue, or specific
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problematic values.
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"""
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self._reason = reason
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self._fatal = fatal
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self._message = " ".join([reason] + additional)
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self._tags = {}
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def __str__(self) -> str:
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prefix = self.get_severity_prefix()
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return f"{prefix} - {self._message}"
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def __repr__(self) -> str:
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return str(self)
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def is_fatal(self) -> bool:
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return self._fatal
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def get_severity_prefix(self):
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if self._fatal:
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return "ERROR"
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return "[non-fatal]"
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def get_reason(self) -> str:
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return self._reason
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def set_tag(self, tag: str, value: str) -> bool:
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self._tags[tag] = value
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def get_tag(self, tag: str) -> Union[str, None]:
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return self._tags.get(tag)
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def get_all_tags(self) -> Dict[str, str]:
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return dict(self._tags)
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def get_message(self,
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prescript: str = _CHROMIUM_METADATA_PRESCRIPT,
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postscript: str = _CHROMIUM_METADATA_POSTSCRIPT,
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width: int = 0) -> str:
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components = [prescript, self._message, postscript]
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message = " ".join(
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[component for component in components if len(component) > 0])
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if width > 0:
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return textwrap.fill(text=message, width=width)
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return message
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class ValidationError(ValidationResult):
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"""Fatal validation issue. Presubmit should fail."""
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def __init__(self, reason: str, additional: List[str] = []):
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super().__init__(reason=reason, fatal=True, additional=additional)
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class ValidationWarning(ValidationResult):
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"""Non-fatal validation issue. Presubmit should pass."""
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def __init__(self, reason: str, additional: List[str] = []):
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super().__init__(reason=reason, fatal=False, additional=additional)
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