# Copyright 2008-2015 Nokia Networks
# Copyright 2016- Robot Framework Foundation
#
# Licensed under the Apache License, Version 2.0 (the "License");
# you may not use this file except in compliance with the License.
# You may obtain a copy of the License at
#
# http://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing, software
# distributed under the License is distributed on an "AS IS" BASIS,
# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
# See the License for the specific language governing permissions and
# limitations under the License.
import os
from robot.errors import DataError
from robot.output import LOGGER
from robot.utils import getshortdoc
from .arguments import EmbeddedArguments, UserKeywordArgumentParser
from .handlerstore import HandlerStore
from .userkeywordrunner import UserKeywordRunner, EmbeddedArgumentsRunner
from .usererrorhandler import UserErrorHandler
[docs]class UserLibrary:
def __init__(self, resource, resource_file=True):
source = resource.source
basename = os.path.basename(source) if source else None
self.name = os.path.splitext(basename)[0] if resource_file else None
self.doc = resource.doc
self.handlers = HandlerStore()
self.source = source
for kw in resource.keywords:
try:
handler = self._create_handler(kw)
except DataError as error:
handler = UserErrorHandler(error, kw.name, self.name, source, kw.lineno)
self._log_creating_failed(handler, error)
embedded = isinstance(handler, EmbeddedArgumentsHandler)
try:
self.handlers.add(handler, embedded)
except DataError as error:
self._log_creating_failed(handler, error)
def _create_handler(self, kw):
if kw.error:
raise DataError(kw.error)
embedded = EmbeddedArguments.from_name(kw.name)
if not embedded:
return UserKeywordHandler(kw, self.name)
return EmbeddedArgumentsHandler(kw, self.name, embedded)
def _log_creating_failed(self, handler, error):
LOGGER.error(f"Error in file '{self.source}' on line {handler.lineno}: "
f"Creating keyword '{handler.name}' failed: {error.message}")
[docs] def handlers_for(self, name):
return self.handlers.get_handlers(name)
# TODO: Should be merged with running.model.UserKeyword
[docs]class UserKeywordHandler:
supports_embedded_args = False
def __init__(self, keyword, libname):
self.name = keyword.name
self.libname = libname
self.doc = keyword.doc
self.source = keyword.source
self.lineno = keyword.lineno
self.tags = keyword.tags
self.arguments = UserKeywordArgumentParser().parse(tuple(keyword.args),
self.longname)
self.timeout = keyword.timeout
self.body = keyword.body
self.return_value = tuple(keyword.return_)
self.teardown = keyword.teardown if keyword.has_teardown else None
@property
def longname(self):
return '%s.%s' % (self.libname, self.name) if self.libname else self.name
@property
def shortdoc(self):
return getshortdoc(self.doc)
@property
def private(self):
return bool(self.tags and self.tags.robot('private'))
[docs] def create_runner(self, name, languages=None):
return UserKeywordRunner(self)
[docs]class EmbeddedArgumentsHandler(UserKeywordHandler):
supports_embedded_args = True
def __init__(self, keyword, libname, embedded):
super().__init__(keyword, libname)
self.embedded = embedded
[docs] def matches(self, name):
return self.embedded.match(name) is not None
[docs] def create_runner(self, name, languages=None):
return EmbeddedArgumentsRunner(self, name)