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[py] Implement script module for BiDi
The commit also generates Bazel test targets for BiDi-backed implementation
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# Licensed to the Software Freedom Conservancy (SFC) under one | ||
# or more contributor license agreements. See the NOTICE file | ||
# distributed with this work for additional information | ||
# regarding copyright ownership. The SFC licenses this file | ||
# to you 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. | ||
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import typing | ||
from dataclasses import dataclass | ||
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from .session import session_subscribe | ||
from .session import session_unsubscribe | ||
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class Script: | ||
def __init__(self, conn): | ||
self.conn = conn | ||
self.log_entry_subscribed = False | ||
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def add_console_message_handler(self, handler): | ||
self._subscribe_to_log_entries() | ||
return self.conn.add_callback(LogEntryAdded, self._handle_log_entry("console", handler)) | ||
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def add_javascript_error_handler(self, handler): | ||
self._subscribe_to_log_entries() | ||
return self.conn.add_callback(LogEntryAdded, self._handle_log_entry("javascript", handler)) | ||
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def remove_console_message_handler(self, id): | ||
self.conn.remove_callback(LogEntryAdded, id) | ||
self._unsubscribe_from_log_entries() | ||
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remove_javascript_error_handler = remove_console_message_handler | ||
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def _subscribe_to_log_entries(self): | ||
if not self.log_entry_subscribed: | ||
self.conn.execute(session_subscribe(LogEntryAdded.event_class)) | ||
self.log_entry_subscribed = True | ||
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def _unsubscribe_from_log_entries(self): | ||
if self.log_entry_subscribed and LogEntryAdded.event_class not in self.conn.callbacks: | ||
self.conn.execute(session_unsubscribe(LogEntryAdded.event_class)) | ||
self.log_entry_subscribed = False | ||
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def _handle_log_entry(self, type, handler): | ||
def _handle_log_entry(log_entry): | ||
if log_entry.type_ == type: | ||
handler(log_entry) | ||
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return _handle_log_entry | ||
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class LogEntryAdded: | ||
event_class = "log.entryAdded" | ||
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@classmethod | ||
def from_json(cls, json): | ||
print(json) | ||
if json["type"] == "console": | ||
return ConsoleLogEntry.from_json(json) | ||
elif json["type"] == "javascript": | ||
return JavaScriptLogEntry.from_json(json) | ||
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@dataclass | ||
class ConsoleLogEntry: | ||
level: str | ||
text: str | ||
timestamp: str | ||
method: str | ||
args: typing.List[dict] | ||
type_: str | ||
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@classmethod | ||
def from_json(cls, json): | ||
return cls( | ||
level=json["level"], | ||
text=json["text"], | ||
timestamp=json["timestamp"], | ||
method=json["method"], | ||
args=json["args"], | ||
type_=json["type"], | ||
) | ||
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@dataclass | ||
class JavaScriptLogEntry: | ||
level: str | ||
text: str | ||
timestamp: str | ||
stacktrace: dict | ||
type_: str | ||
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@classmethod | ||
def from_json(cls, json): | ||
return cls( | ||
level=json["level"], | ||
text=json["text"], | ||
timestamp=json["timestamp"], | ||
stacktrace=json["stackTrace"], | ||
type_=json["type"], | ||
) |
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Original file line number | Diff line number | Diff line change |
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# Licensed to the Software Freedom Conservancy (SFC) under one | ||
# or more contributor license agreements. See the NOTICE file | ||
# distributed with this work for additional information | ||
# regarding copyright ownership. The SFC licenses this file | ||
# to you 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. | ||
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def session_subscribe(*events, browsing_contexts=[]): | ||
cmd_dict = { | ||
"method": "session.subscribe", | ||
"params": { | ||
"events": events, | ||
}, | ||
} | ||
if browsing_contexts: | ||
cmd_dict["params"]["browsingContexts"] = browsing_contexts | ||
_ = yield cmd_dict | ||
return None | ||
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def session_unsubscribe(*events, browsing_contexts=[]): | ||
cmd_dict = { | ||
"method": "session.unsubscribe", | ||
"params": { | ||
"events": events, | ||
}, | ||
} | ||
if browsing_contexts: | ||
cmd_dict["params"]["browsingContexts"] = browsing_contexts | ||
_ = yield cmd_dict | ||
return None |
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