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pantsbuild / pants / 22285099215

22 Feb 2026 08:52PM UTC coverage: 75.854% (-17.1%) from 92.936%
22285099215

Pull #23121

github

web-flow
Merge c7299df9c into ba8359840
Pull Request #23121: fix issue with optional fields in dependency validator

28 of 29 new or added lines in 2 files covered. (96.55%)

11174 existing lines in 400 files now uncovered.

53694 of 70786 relevant lines covered (75.85%)

1.88 hits per line

Source File
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76.19
/src/python/pants/engine/platform.py
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# Copyright 2019 Pants project contributors (see CONTRIBUTORS.md).
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# Licensed under the Apache License, Version 2.0 (see LICENSE).
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from __future__ import annotations
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from enum import StrEnum
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from pants.util.osutil import get_normalized_arch_name, get_normalized_os_name
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class PlatformError(Exception):
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    """Raise when an attempt is made to execute a process on a platform where it cannot succeed.
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    E.g., because it requires a tool that is not supported on the platform.
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    """
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class Platform(StrEnum):
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    linux_arm64 = "linux_arm64"
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    linux_x86_64 = "linux_x86_64"
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    macos_arm64 = "macos_arm64"
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    macos_x86_64 = "macos_x86_64"
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    @property
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    def is_macos(self) -> bool:
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        return self in [Platform.macos_arm64, Platform.macos_x86_64]
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    @classmethod
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    def create_for_localhost(cls) -> Platform:
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        """Creates a Platform instance for localhost.
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        This method should never be accessed directly by `@rules`: instead, to get the currently
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        active `Platform`, they should request a `Platform` as a positional argument.
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        """
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        return Platform(f"{get_normalized_os_name()}_{get_normalized_arch_name()}")
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    def for_linux(self) -> Platform:
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        """Returns a Platform instance representing Linux on the Platform's architecture.
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        Useful for fetching docker images runnable directly on the local architecture.
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        """
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        if self == Platform.macos_x86_64:
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            return Platform.linux_x86_64
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        elif self == Platform.macos_arm64:
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            return Platform.linux_arm64
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        else:
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            return self
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