Files
kitty-mirror/kitty/rc/env.py
2025-02-03 10:56:50 +05:30

50 lines
1.8 KiB
Python

#!/usr/bin/env python
# License: GPLv3 Copyright: 2020, Kovid Goyal <kovid at kovidgoyal.net>
from typing import Any
from .base import ArgsType, Boss, PayloadGetType, PayloadType, RCOptions, RemoteCommand, ResponseType, Window
class Env(RemoteCommand):
protocol_spec = __doc__ = '''
env+/dict.str: Dictionary of environment variables to values. When a env var ends with = it is removed from the environment.
'''
short_desc = 'Change environment variables seen by future children'
desc = (
'Change the environment variables that will be seen in newly launched windows.'
' Similar to the :opt:`env` option in :file:`kitty.conf`, but affects running kitty instances.'
' If no = is present, the variable is removed from the environment.'
)
args = RemoteCommand.Args(spec='env_var1=val env_var2=val ...', minimum_count=1, json_field='env')
def message_to_kitty(self, global_opts: RCOptions, opts: Any, args: ArgsType) -> PayloadType:
if len(args) < 1:
self.fatal('Must specify at least one env var to set')
env = {}
for x in args:
if '=' in x:
key, val = x.split('=', 1)
env[key] = val
else:
env[x + '='] = ''
return {'env': env}
def response_from_kitty(self, boss: Boss, window: Window | None, payload_get: PayloadGetType) -> ResponseType:
from kitty.child import default_env, set_default_env
from kitty.utils import expandvars
new_env = payload_get('env') or {}
env = default_env().copy()
for k, v in new_env.items():
if k.endswith('='):
env.pop(k[:-1], None)
else:
env[k] = expandvars(v or '', env)
set_default_env(env)
return None
env = Env()