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d5d1eb717d
This adds `cppgen`, creating structured C++ classes mirroring QL classes out of `schema.yml`. An example of generated code at the time of this commit can be found [in this gist][1]. [1]: https://gist.github.com/redsun82/57304ddb487a8aa40eaa0caa695048fa Closes https://github.com/github/codeql-c-team/issues/863
53 lines
1.5 KiB
Python
53 lines
1.5 KiB
Python
""" generator options, categorized by tags """
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import argparse
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import collections
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import pathlib
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from typing import Set
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from . import paths
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def _init_options():
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Option("--verbose", "-v", action="store_true")
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Option("--schema", tags=["schema"], type=_abspath, default=paths.swift_dir / "codegen/schema.yml")
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Option("--dbscheme", tags=["dbscheme"], type=_abspath, default=paths.swift_dir / "ql/lib/swift.dbscheme")
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Option("--ql-output", tags=["ql"], type=_abspath, default=paths.swift_dir / "ql/lib/codeql/swift/generated")
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Option("--ql-stub-output", tags=["ql"], type=_abspath, default=paths.swift_dir / "ql/lib/codeql/swift/elements")
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Option("--codeql-binary", tags=["ql"], default="codeql")
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Option("--cpp-output", tags=["cpp"], type=_abspath, required=True)
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def _abspath(x):
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return pathlib.Path(x).resolve()
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_options = collections.defaultdict(list)
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class Option:
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def __init__(self, *args, tags=None, **kwargs):
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tags = tags or []
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self.args = args
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self.kwargs = kwargs
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if tags:
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for t in tags:
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_options[t].append(self)
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else:
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_options["*"].append(self)
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def add_to(self, parser: argparse.ArgumentParser):
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parser.add_argument(*self.args, **self.kwargs)
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_init_options()
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def get(tags: Set[str]):
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""" get options marked by `tags`
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Options tagged by wildcard '*' are always returned
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"""
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# use specifically tagged options + those tagged with wildcard *
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return (o for tag in ('*',) + tuple(tags) for o in _options[tag])
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