def find_plugins(self, plugin_names):
"""Returns a map from plugin name to plugin jar."""
plugin_names = set(plugin_names)
plugins = {}
buildroot = get_buildroot()
# plugin_jars is the universe of all possible plugins and their transitive deps.
# Here we select the ones to actually use.
for jar in self.plugin_jars():
with open_jar(jar, 'r') as jarfile:
try:
with closing(jarfile.open(_PLUGIN_INFO_FILE, 'r')) as plugin_info_file:
plugin_info = ElementTree.parse(plugin_info_file).getroot()
if plugin_info.tag != 'plugin':
raise TaskError(
'File %s in %s is not a valid scalac plugin descriptor' % (_PLUGIN_INFO_FILE, jar))
name = plugin_info.find('name').text
if name in plugin_names:
if name in plugins:
raise TaskError('Plugin %s defined in %s and in %s' % (name, plugins[name], jar))
# It's important to use relative paths, as the compiler flags get embedded in the zinc
# analysis file, and we port those between systems via the artifact cache.
plugins[name] = os.path.relpath(jar, buildroot)
except KeyError:
pass
unresolved_plugins = plugin_names - set(plugins.keys())
if unresolved_plugins:
raise TaskError('Could not find requested plugins: %s' % list(unresolved_plugins))
return plugins
def find_plugins(self, plugin_names):
"""Returns a map from plugin name to plugin jar."""
plugin_names = set(plugin_names)
plugins = {}
buildroot = get_buildroot()
# plugin_jars is the universe of all possible plugins and their transitive deps.
# Here we select the ones to actually use.
for jar in self.plugin_jars():
with open_jar(jar, 'r') as jarfile:
try:
with closing(jarfile.open(_PLUGIN_INFO_FILE,
'r')) as plugin_info_file:
plugin_info = ElementTree.parse(
plugin_info_file).getroot()
if plugin_info.tag != 'plugin':
raise TaskError(
'File %s in %s is not a valid scalac plugin descriptor'
% (_PLUGIN_INFO_FILE, jar))
name = plugin_info.find('name').text
if name in plugin_names:
if name in plugins:
raise TaskError(
'Plugin %s defined in %s and in %s' %
(name, plugins[name], jar))
# It's important to use relative paths, as the compiler flags get embedded in the zinc
# analysis file, and we port those between systems via the artifact cache.
plugins[name] = os.path.relpath(jar, buildroot)
except KeyError:
pass
unresolved_plugins = plugin_names - set(plugins.keys())
if unresolved_plugins:
raise TaskError('Could not find requested plugins: %s' %
list(unresolved_plugins))
return plugins
def list_jar(self, path):
with open_jar(path, 'r') as jar:
return jar.namelist()
def list_jar(self, path):
with open_jar(path, 'r') as jar:
return jar.namelist()
