def main() -> int:
"""Prints an error message."""
args = argument_parser().parse_args()
relative_dir = args.dir[len(args.root):].rstrip('/')
_LOG.error('')
_LOG.error('The target %s is not a compiled protobuf library.',
colors().bold_white(args.target))
_LOG.error('')
_LOG.error('A different target is generated for each active generator.')
_LOG.error('Depend on one of the following targets instead:')
_LOG.error('')
for gen in args.generators:
_LOG.error(' //%s:%s_%s', relative_dir, args.target, gen)
_LOG.error('')
return 1
def print_banner() -> None:
"""Prints the colorful PIGWEED banner to stderr."""
print(colors().magenta(_PIGWEED_BANNER), file=sys.stderr)