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move arguments parsing under __name__ == __main__ condition

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This way we will be able to import this from some place and use other
functions.

Signed-off-by: Igor Gnatenko <ignatenkobrain@fedoraproject.org>
This commit is contained in:
Igor Gnatenko 2017-01-30 23:16:26 +01:00
parent 194ee2ce13
commit 1ac75bb703
1 changed files with 31 additions and 30 deletions
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61
cargo-deps.py
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@ -59,37 +59,38 @@ def parse_req(s):
raise NotImplementedError("More than two ranges are unsupported, probably something is wrong with metadata")
assert False
parser = argparse.ArgumentParser()
group = parser.add_mutually_exclusive_group(required=True)
group.add_argument("-P", "--provides", action="store_true", help="Print Provides")
group.add_argument("-R", "--requires", action="store_true", help="Print Requires")
group.add_argument("-C", "--conflicts", action="store_true", help="Print Conflicts")
parser.add_argument("file", nargs="*", help="Path(s) to Cargo.toml")
args = parser.parse_args()
files = args.file or sys.stdin.readlines()
def print_dep(name, spec, kind="=", feature=None):
f_part = "/{}".format(feature) if feature is not None else ""
print("crate({}{}) {} {}".format(name, f_part, kind.replace("==", "="), spec))
for f in files:
f = f.rstrip()
md = get_metadata(f)
if args.provides:
print_dep(md["name"], md["version"])
for feature in md["features"]:
print_dep(md["name"], md["version"], feature=feature)
if args.requires or args.conflicts:
for dep in md["dependencies"]:
if dep["kind"] is not None:
# kind: build -> build dependencies
# kind: dev -> test dependencies
continue
req, con = parse_req(dep["req"])
assert req is not None
for feature in dep["features"] or [None]:
if args.requires:
print_dep(dep["name"], req.spec, req.kind, feature=feature)
if args.conflicts and con is not None:
print_dep(dep["name"], con.spec, REQ_TO_CON[con.kind], feature=feature)
if __name__ == "__main__":
parser = argparse.ArgumentParser()
group = parser.add_mutually_exclusive_group(required=True)
group.add_argument("-P", "--provides", action="store_true", help="Print Provides")
group.add_argument("-R", "--requires", action="store_true", help="Print Requires")
group.add_argument("-C", "--conflicts", action="store_true", help="Print Conflicts")
parser.add_argument("file", nargs="*", help="Path(s) to Cargo.toml")
args = parser.parse_args()
files = args.file or sys.stdin.readlines()
for f in files:
f = f.rstrip()
md = get_metadata(f)
if args.provides:
print_dep(md["name"], md["version"])
for feature in md["features"]:
print_dep(md["name"], md["version"], feature=feature)
if args.requires or args.conflicts:
for dep in md["dependencies"]:
if dep["kind"] is not None:
# kind: build -> build dependencies
# kind: dev -> test dependencies
continue
req, con = parse_req(dep["req"])
assert req is not None
for feature in dep["features"] or [None]:
if args.requires:
print_dep(dep["name"], req.spec, req.kind, feature=feature)
if args.conflicts and con is not None:
print_dep(dep["name"], con.spec, REQ_TO_CON[con.kind], feature=feature)