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cs_conn_nrepl_raw.py
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cs_conn_nrepl_raw.py
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import os, sublime, sublime_plugin, threading
from . import cs_bencode, cs_colors, cs_common, cs_conn, cs_eval
class ConnectionNreplRaw(cs_conn.Connection):
"""
Raw nREPL connection: no extensions, no options, nothing. Bare-bones nREPL
"""
def __init__(self, addr):
super().__init__()
self.addr = addr
self.socket = None
self.reader = None
self.session = None
self.closing = False
self.eval_op = 'eval'
self.output_view = None
def connect_impl(self):
self.set_status(0, 'Connecting to {}...', self.get_addr())
self.socket = cs_common.socket_connect(self.get_addr())
self.reader = threading.Thread(daemon=True, target=self.read_loop)
self.reader.start()
def disconnect_impl(self):
if self.socket:
if self.session:
self.send({'op': 'close', 'session': self.session})
else:
self.socket.close()
self.socket = None
def read_loop(self):
try:
self.set_status(1, 'Cloning session')
self.send({'op': 'clone', 'id': 1})
for msg in cs_bencode.decode_file(cs_common.SocketIO(self.socket)):
self.handle_msg(msg)
except OSError:
if self.socket:
self.socket.close()
self.socket = None
self.disconnect()
def send(self, msg):
cs_common.debug('SND {}', msg)
self.socket.sendall(cs_bencode.encode(msg).encode())
def eval_impl(self, form):
msg = {'id': form.id,
'session': self.session,
'op': self.eval_op,
'code': form.code,
'ns': form.ns}
if (line := form.line) is not None:
msg['line'] = line
if (column := form.column) is not None:
msg['column'] = column
if (file := form.file) is not None:
msg['file'] = file
self.send(msg)
def load_file_impl(self, id, file, path):
msg = {'id': id,
'session': self.session,
'op': 'load-file',
'file': file,
'file-name': os.path.basename(path) if path else "NO_SOURCE_FILE.cljc"}
if path:
msg['file-path'] = path
self.send(msg)
def lookup_impl(self, id, symbol, ns):
msg = {'id': id,
'session': self.session,
'op': 'lookup',
'sym': symbol,
'ns': ns}
self.send(msg)
def interrupt_impl(self, batch_id, id):
msg = {'session': self.session,
'op': 'interrupt',
'interrupt-id': id}
self.send(msg)
def handle_connect(self, msg):
if 1 == msg.get('id') and 'new-session' in msg:
self.session = msg['new-session']
self.set_status(4, self.get_addr())
return True
def handle_disconnect(self, msg):
if self.session == msg.get('session') and 'session-closed' in msg.get('status', []):
if self.socket:
self.socket.close()
self.socket = None
return True
def handle_value(self, msg):
if 'value' in msg and (id := msg.get('id')):
if isinstance(id, str) and id.endswith('.e'):
id = int(id[:-2])
if (eval := cs_eval.by_id(id)) and eval.status == 'exception' and not eval.trace:
eval.trace = msg['value']
else:
cs_eval.on_success(id, msg.get('value'))
return True
def handle_exception(self, msg):
if (id := msg.get('id')):
error = msg.get('root-ex') or msg.get('ex')
if error:
self.eval_impl(cs_common.Form(id = f'{id}.e', code = '*e'))
if not error:
if 'namespace-not-found' in msg.get('status', []):
error = 'Namespace not found: ' + msg.get('ns', '')
elif 'unknown-op' in msg.get('status', []):
error = 'Unknown op: ' + msg.get('op', '')
if error:
cs_eval.on_exception(id, error)
return True
def handle_lookup(self, msg):
if 'info' in msg and (id := msg.get('id')):
cs_eval.on_lookup(id, msg['info'])
return True
def get_output_view(self):
window = self.window
if not self.output_view:
self.output_view = window.find_output_panel('repl')
if self.output_view:
self.output_view.run_command("clojure_sublimed_clear_output_panel")
else:
self.output_view = window.create_output_panel('repl')
return self.output_view
def handle_out(self, msg):
if 'out' in msg:
self.window.run_command("show_panel", {"panel": "output.repl"})
cs_colors.write(self.get_output_view(), msg['out'])
return True
def handle_err(self, msg):
if 'err' in msg:
self.window.run_command("show_panel", {"panel": "output.repl"})
cs_colors.write(self.get_output_view(), msg['err'])
return True
def handle_done(self, msg):
if (id := msg.get('id')) and (status := msg.get('status')) and 'done' in status:
cs_eval.on_done(id)
def handle_msg(self, msg):
cs_common.debug('RCV {}', msg)
self.handle_connect(msg) \
or self.handle_disconnect(msg) \
or self.handle_value(msg) \
or self.handle_exception(msg) \
or self.handle_lookup(msg) \
or self.handle_out(msg) \
or self.handle_err(msg) \
or self.handle_done(msg)
class ClojureSublimedConnectNreplRawCommand(sublime_plugin.WindowCommand):
def run(self, address, timeout = 0):
state = cs_common.get_state(self.window)
state.last_conn = ('clojure_sublimed_connect_nrepl_raw', {'address': address})
if address == 'auto':
address = self.input({}).initial_text()
while not state.conn:
ConnectionNreplRaw(address).try_connect(timeout = timeout)
def input(self, args):
if 'address' not in args:
return cs_conn.AddressInputHandler(port_files = ['.nrepl-port', '.shadow-cljs/nrepl.port'])
def is_enabled(self):
state = cs_common.get_state(self.window)
return state.conn is None
class ClojureSublimedClearOutputPanelCommand(sublime_plugin.TextCommand):
def run(self, edit):
self.view.erase(edit, sublime.Region(0, self.view.size()))
class ClojureSublimedToggleOutputPanelCommand(sublime_plugin.WindowCommand):
def run(self):
window = self.window
if window.active_panel() == "output.repl":
window.run_command("hide_panel", {"cancel": False})
else:
window.run_command("show_panel", {"panel": "output.repl"})
def is_enabled(self):
state = cs_common.get_state(self.window)
return bool(state.conn and state.conn.ready() and isinstance(state.conn, ConnectionNreplRaw))