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''' |
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some of these should go into neovim python client |
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''' |
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from __future__ import print_function |
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import os |
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import time |
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from subprocess import * |
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from threading import Thread |
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import shlex |
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import string |
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import random |
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from functools import wraps |
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from distutils.spawn import find_executable |
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from neovim import attach |
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def attach_socket(path=None): |
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'''does it auto''' |
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def open_nvim(): |
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proc = Popen('NVIM_LISTEN_ADDRESS=/tmp/nvim nvim', |
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stdin=PIPE, stdout=PIPE, shell=True) |
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proc.communicate() |
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# THIS IS DOESNT WORK UNRELIBALE |
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#path = os.environ.get('NVIM_LISTEN_ADDRESS') |
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if not path: |
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print('threading') |
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t = Thread(target=open_nvim) |
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t.start() |
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#todo make this give a random path |
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return attach('socket', path='/tmp/nvim') |
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else: |
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print('attaching socket') |
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return attach('socket', path=path) |
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def attach_child(nvim_args, exec_name='nvim'): |
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nvim_binary = find_executable(exec_name) |
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args = [nvim_binary, '--embed'] |
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if nvim_args: |
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args.extend(nvim_args) |
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return attach('child', argv=args) |
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def attach_headless(nvim_args=None, path=None): |
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if not path: |
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path = '/tmp/nvim' + rand_str(8) |
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os.environ['NVIM_LISTEN_ADDRESS'] = path |
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dnull = open(os.devnull) |
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# TODO WHY USE SHLEX??? |
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cmd = shlex.split('nvim --headless') |
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if nvim_args: |
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cmd.extend(nvim_args) |
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proc = Popen(cmd, |
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stdin=dnull, |
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stdout=dnull, |
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stderr=dnull) |
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dnull.close() |
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while proc.poll() or proc.returncode is None: |
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try: |
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print('connected to headless socket', path) |
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nvim = attach('socket', path=path) |
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break |
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except IOError: |
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# Socket not yet ready |
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time.sleep(0.05) |
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return nvim |
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def rand_str(length): |
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'''returns a random string of length''' |
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chars = [] |
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for i in range(length): |
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chars.append(random.choice(string.ascii_letters)) |
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return ''.join(char for char in chars) |
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def _stringify_key(key, state): |
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send = [] |
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if state == 'Shift': |
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send.append('S') |
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elif state == 'Ctrl': |
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send.append('C') |
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elif state =='Alt': |
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send.append('A') |
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send.append(key) |
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return '<' + '-'.join(send) + '>' |
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def _split_color(n): |
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return ((n >> 16) & 0xff, (n >> 8) & 0xff, n & 0xff,) |
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def _invert_color(r, g, b): |
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return (255 - r, 255 - g, 255 - b,) |
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def _stringify_color(r, g, b): |
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return '#{0:0{1}x}'.format((r << 16) + (g << 8) + b, 6) |
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def debug_echo(func): |
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'''used on method to simply print the function name and |
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parameters if self.debug_echo = True, |
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the function will not execute''' |
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@wraps(func) |
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def deco(*args, **kwargs): |
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try: |
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debug = args[0].debug_echo |
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except AttributeError: |
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debug = False |
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if debug: |
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if len(args) == 1: |
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to_print = [] |
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else: |
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to_print = args[1:] |
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print(func.__name__, repr(to_print), **kwargs) |
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return func(*args, **kwargs) |
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return deco |
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def rate_limited(max_per_second, mode='wait', delay_first_call=False): |
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""" |
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Decorator that make functions not be called faster than |
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set mode to 'kill' to just ignore requests that are faster than the |
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rate. |
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set mode to 'refresh_timer' to reset the timer on successive calls |
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set delay_first_call to True to delay the first call as well |
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""" |
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lock = threading.Lock() |
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min_interval = 1.0 / float(max_per_second) |
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def decorate(func): |
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last_time_called = [0.0] |
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@wraps(func) |
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def rate_limited_function(*args, **kwargs): |
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def run_func(): |
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lock.release() |
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ret = func(*args, **kwargs) |
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last_time_called[0] = time.perf_counter() |
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return ret |
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lock.acquire() |
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elapsed = time.perf_counter() - last_time_called[0] |
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left_to_wait = min_interval - elapsed |
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if delay_first_call: |
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if left_to_wait > 0: |
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if mode == 'wait': |
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time.sleep(left_to_wait) |
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return run_func() |
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elif mode == 'kill': |
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lock.release() |
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return |
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else: |
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return run_func() |
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else: |
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if not last_time_called[0] or elapsed > min_interval: |
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return run_func() |
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elif mode == 'refresh_timer': |
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print('Ref timer') |
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lock.release() |
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last_time_called[0] += time.perf_counter() |
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return |
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elif left_to_wait > 0: |
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if mode == 'wait': |
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time.sleep(left_to_wait) |
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return run_func() |
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elif mode == 'kill': |
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lock.release() |
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return |
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return rate_limited_function |
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return decorate |
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timeyyy /
pytknvim
