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packages: improve ux around cli and filter_pkgbuilds() to indicate that the query was empty or wrong

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This commit is contained in:
InsanePrawn 2022-09-08 02:11:05 +02:00
parent bca1e29648
commit d3cdd64aea
2 changed files with 14 additions and 3 deletions
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13
packages/pkgbuild.py
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@ -388,8 +388,16 @@ def filter_pkgbuilds(
) -> Iterable[Pkgbuild]:
if not (use_names or use_paths):
raise Exception('Error: filter_packages instructed to match neither by names nor paths; impossible!')
paths = list(paths)
plural = 's' if len(paths) > 1 else ''
fields = []
if use_names:
fields.append('name' + plural)
if use_paths:
fields.append('path' + plural)
fields_err = ' or '.join(fields)
if not allow_empty_results and not paths:
raise Exception("Can't search for packages: no query given")
raise Exception(f"Can't search for packages: no {fields_err} given")
repo = repo or discover_pkgbuilds()
if 'all' in paths:
all_pkgs = list(repo.values())
@ -412,5 +420,6 @@ def filter_pkgbuilds(
result += [pkg]
if not allow_empty_results and not result:
raise Exception('No packages matched by paths: ' + ', '.join([f'"{p}"' for p in paths]))
raise Exception(f'No packages matched by {fields_err}: ' + ', '.join([f'"{p}"' for p in paths]))
return result