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import codecs
import distutils.log
import errno
import os
import re
import shutil
import subprocess
import sys
from pathlib import Path
from typing import List, Optional
from setuptools import Command
from setuptools.command import build_py, develop, sdist
class ANTLRCommand(Command): # type: ignore # pragma: no cover
"""Generate parsers using ANTLR."""
description = "Run ANTLR"
user_options: List[str] = []
def run(self) -> None:
"""Run command."""
build_dir = Path(__file__).parent.absolute()
project_root = build_dir.parent
for grammar in [
"OmegaConfGrammarLexer.g4",
"OmegaConfGrammarParser.g4",
]:
command = [
"java",
"-jar",
str(build_dir / "bin" / "antlr-4.9.3-complete.jar"),
"-Dlanguage=Python3",
"-o",
str(project_root / "omegaconf" / "grammar" / "gen"),
"-Xexact-output-dir",
"-visitor",
str(project_root / "omegaconf" / "grammar" / grammar),
]
self.announce(
f"Generating parser for Python3: {command}",
level=distutils.log.INFO,
)
subprocess.check_call(command)
def initialize_options(self) -> None:
pass
def finalize_options(self) -> None:
pass
class BuildPyCommand(build_py.build_py): # pragma: no cover
def run(self) -> None:
if not self.dry_run:
self.run_command("clean")
run_antlr(self)
build_py.build_py.run(self)
class CleanCommand(Command): # type: ignore # pragma: no cover
"""
Our custom command to clean out junk files.
"""
description = "Cleans out generated and junk files we don't want in the repo"
dry_run: bool
user_options: List[str] = []
def run(self) -> None:
root = Path(__file__).parent.parent.absolute()
files = find(
root=root,
include_files=["^omegaconf/grammar/gen/.*"],
include_dirs=[
"^omegaconf\\.egg-info$",
"\\.eggs$",
"^\\.mypy_cache$",
"^\\.pytest_cache$",
".*/__pycache__$",
"^__pycache__$",
"^build$",
],
scan_exclude=["^.git$", "^.nox/.*$"],
excludes=[".*\\.gitignore$", ".*/__init__.py"],
)
if self.dry_run:
print("Dry run! Would clean up the following files and dirs:")
print("\n".join(sorted(map(str, files))))
else:
for f in files:
if f.exists():
if f.is_dir():
shutil.rmtree(f, ignore_errors=True)
else:
f.unlink()
def initialize_options(self) -> None:
pass
def finalize_options(self) -> None:
pass
class DevelopCommand(develop.develop): # pragma: no cover
def run(self) -> None: # type: ignore
if not self.dry_run:
run_antlr(self)
develop.develop.run(self)
class SDistCommand(sdist.sdist): # pragma: no cover
def run(self) -> None:
if not self.dry_run: # type: ignore
self.run_command("clean")
run_antlr(self)
sdist.sdist.run(self)
def find(
root: Path,
include_files: List[str],
include_dirs: List[str],
excludes: List[str],
rbase: Optional[Path] = None,
scan_exclude: Optional[List[str]] = None,
) -> List[Path]:
if rbase is None:
rbase = Path()
if scan_exclude is None:
scan_exclude = []
files = []
scan_root = root / rbase
for entry in scan_root.iterdir():
path = rbase / entry.name
if matches(scan_exclude, path):
continue
if entry.is_dir():
if matches(include_dirs, path):
if not matches(excludes, path):
files.append(path)
else:
ret = find(
root=root,
include_files=include_files,
include_dirs=include_dirs,
excludes=excludes,
rbase=path,
scan_exclude=scan_exclude,
)
files.extend(ret)
else:
if matches(include_files, path) and not matches(excludes, path):
files.append(path)
return files
def find_version(*file_paths: str) -> str:
root = Path(__file__).parent.parent.absolute()
with codecs.open(root / Path(*file_paths), "r") as fp: # type: ignore
version_file = fp.read()
version_match = re.search(r"^__version__ = ['\"]([^'\"]*)['\"]", version_file, re.M)
if version_match:
return version_match.group(1)
raise RuntimeError("Unable to find version string.") # pragma: no cover
def matches(patterns: List[str], path: Path) -> bool:
string = str(path).replace(os.sep, "/") # for Windows
for pattern in patterns:
if re.match(pattern, string):
return True
return False
def run_antlr(cmd: Command) -> None: # pragma: no cover
try:
cmd.announce("Generating parsers with antlr4", level=distutils.log.INFO)
cmd.run_command("antlr")
except OSError as e:
if e.errno == errno.ENOENT:
msg = f"| Unable to generate parsers: {e} |"
msg = "=" * len(msg) + "\n" + msg + "\n" + "=" * len(msg)
cmd.announce(f"{msg}", level=distutils.log.FATAL)
sys.exit(1)
else:
raise
|
