163 lines
5.1 KiB
Python
163 lines
5.1 KiB
Python
import configparser
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import logging
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import os
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from typing import List, Optional, Tuple
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from pip._internal.exceptions import BadCommand, InstallationError
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from pip._internal.utils.misc import HiddenText, display_path
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from pip._internal.utils.subprocess import make_command
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from pip._internal.utils.urls import path_to_url
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from pip._internal.vcs.versioncontrol import (
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RevOptions,
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VersionControl,
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find_path_to_project_root_from_repo_root,
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vcs,
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)
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logger = logging.getLogger(__name__)
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class Mercurial(VersionControl):
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name = "hg"
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dirname = ".hg"
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repo_name = "clone"
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schemes = (
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"hg+file",
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"hg+http",
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"hg+https",
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"hg+ssh",
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"hg+static-http",
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)
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@staticmethod
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def get_base_rev_args(rev: str) -> List[str]:
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return [f"--rev={rev}"]
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def fetch_new(
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self, dest: str, url: HiddenText, rev_options: RevOptions, verbosity: int
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) -> None:
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rev_display = rev_options.to_display()
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logger.info(
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"Cloning hg %s%s to %s",
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url,
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rev_display,
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display_path(dest),
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)
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if verbosity <= 0:
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flags: Tuple[str, ...] = ("--quiet",)
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elif verbosity == 1:
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flags = ()
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elif verbosity == 2:
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flags = ("--verbose",)
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else:
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flags = ("--verbose", "--debug")
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self.run_command(make_command("clone", "--noupdate", *flags, url, dest))
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self.run_command(
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make_command("update", *flags, rev_options.to_args()),
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cwd=dest,
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)
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def switch(self, dest: str, url: HiddenText, rev_options: RevOptions) -> None:
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repo_config = os.path.join(dest, self.dirname, "hgrc")
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config = configparser.RawConfigParser()
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try:
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config.read(repo_config)
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config.set("paths", "default", url.secret)
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with open(repo_config, "w") as config_file:
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config.write(config_file)
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except (OSError, configparser.NoSectionError) as exc:
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logger.warning("Could not switch Mercurial repository to %s: %s", url, exc)
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else:
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cmd_args = make_command("update", "-q", rev_options.to_args())
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self.run_command(cmd_args, cwd=dest)
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def update(self, dest: str, url: HiddenText, rev_options: RevOptions) -> None:
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self.run_command(["pull", "-q"], cwd=dest)
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cmd_args = make_command("update", "-q", rev_options.to_args())
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self.run_command(cmd_args, cwd=dest)
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@classmethod
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def get_remote_url(cls, location: str) -> str:
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url = cls.run_command(
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["showconfig", "paths.default"],
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show_stdout=False,
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stdout_only=True,
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cwd=location,
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).strip()
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if cls._is_local_repository(url):
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url = path_to_url(url)
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return url.strip()
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@classmethod
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def get_revision(cls, location: str) -> str:
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"""
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Return the repository-local changeset revision number, as an integer.
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"""
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current_revision = cls.run_command(
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["parents", "--template={rev}"],
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show_stdout=False,
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stdout_only=True,
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cwd=location,
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).strip()
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return current_revision
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@classmethod
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def get_requirement_revision(cls, location: str) -> str:
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"""
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Return the changeset identification hash, as a 40-character
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hexadecimal string
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"""
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current_rev_hash = cls.run_command(
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["parents", "--template={node}"],
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show_stdout=False,
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stdout_only=True,
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cwd=location,
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).strip()
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return current_rev_hash
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@classmethod
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def is_commit_id_equal(cls, dest: str, name: Optional[str]) -> bool:
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"""Always assume the versions don't match"""
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return False
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@classmethod
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def get_subdirectory(cls, location: str) -> Optional[str]:
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"""
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Return the path to Python project root, relative to the repo root.
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Return None if the project root is in the repo root.
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"""
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# find the repo root
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repo_root = cls.run_command(
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["root"], show_stdout=False, stdout_only=True, cwd=location
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).strip()
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if not os.path.isabs(repo_root):
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repo_root = os.path.abspath(os.path.join(location, repo_root))
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return find_path_to_project_root_from_repo_root(location, repo_root)
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@classmethod
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def get_repository_root(cls, location: str) -> Optional[str]:
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loc = super().get_repository_root(location)
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if loc:
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return loc
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try:
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r = cls.run_command(
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["root"],
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cwd=location,
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show_stdout=False,
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stdout_only=True,
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on_returncode="raise",
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log_failed_cmd=False,
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)
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except BadCommand:
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logger.debug(
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"could not determine if %s is under hg control "
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"because hg is not available",
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location,
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)
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return None
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except InstallationError:
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return None
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return os.path.normpath(r.rstrip("\r\n"))
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vcs.register(Mercurial)
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