def scan_addresses(self, root=None, spec_excludes=None):
"""Recursively gathers all addresses visible under `root` of the virtual address space.
:param string root: The absolute path of the root to scan; defaults to the root directory of the
pants project.
:rtype: set of :class:`pants.build_graph.address.Address`
:raises AddressLookupError: if there is a problem parsing a BUILD file
"""
root_dir = get_buildroot()
base_path = None
if root:
try:
base_path = fast_relpath(root, root_dir)
except ValueError as e:
raise self.InvalidRootError(e)
addresses = set()
try:
for build_file in BuildFile.scan_project_tree_build_files(self._project_tree,
base_relpath=base_path,
spec_excludes=spec_excludes):
for address in self.addresses_in_spec_path(build_file.spec_path):
addresses.add(address)
except BuildFile.BuildFileError as e:
# Handle exception from BuildFile out of paranoia. Currently, there is no way to trigger it.
raise self.BuildFileScanError("{message}\n while scanning BUILD files in '{root}'."
.format(message=e, root=root))
return addresses
def scan_project_tree_build_files(self, base_path, spec_excludes): return BuildFile.scan_project_tree_build_files(self._project_tree, base_path, spec_excludes)
def scan_buildfiles(self, base_relpath=None, spec_excludes=None): return BuildFile.scan_project_tree_build_files(self._project_tree, base_relpath, spec_excludes)
