nim.vim/autoload/nim_vim.py
2015-08-24 15:50:07 +08:00

103 lines
2.6 KiB
Python

import threading, Queue, subprocess, signal, os, platform, getpass
try:
import vim
except ImportError:
class Vim:
def command(self, x):
print("Executing vim command: " + x)
vim = Vim()
class NimThread(threading.Thread):
def __init__(self, project_path):
super(NimThread, self).__init__()
self.tasks = Queue.Queue()
self.responses = Queue.Queue()
self.nim = subprocess.Popen(
["nim", "serve", "--server.type:stdin", project_path],
cwd = os.path.dirname(project_path),
stdin = subprocess.PIPE,
stdout = subprocess.PIPE,
stderr = subprocess.STDOUT,
universal_newlines = True,
bufsize = 1)
def postNimCmd(self, msg, async = True):
self.tasks.put((msg, async))
if not async:
return self.responses.get()
def run(self):
while True:
(msg, async) = self.tasks.get()
if msg == "quit":
self.nim.terminate()
break
self.nim.stdin.write(msg + "\n")
result = ""
while True:
line = self.nim.stdout.readline()
result += line
if line == "\n":
if not async:
self.responses.put(result)
else:
self.asyncOpComplete(msg, result)
break
def nimVimEscape(expr):
return expr.replace("\\", "\\\\").replace('"', "\\\"").replace("\n", "\\n")
class NimVimThread(NimThread):
def asyncOpComplete(self, msg, result):
cmd = "/usr/local/bin/mvim --remote-expr 'NimAsyncCmdComplete(1, \"" + nimVimEscape(result) + "\")'"
os.system (cmd)
NimProjects = {}
def nimStartService(project):
target = NimVimThread(project)
NimProjects[project] = target
target.start()
return target
def nimTerminateService(project):
if NimProjects.has_key(project):
NimProjects[project].postNimCmd("quit")
del NimProjects[project]
def nimRestartService(project):
nimTerminateService(project)
nimStartService(project)
NimLog = None
if platform.system() == 'Windows':
user = getpass.getuser()
NimLog = open("C:\\Users\\%s\\AppData\\Local\\Temp\\nim-log.txt" % (user,), "w")
else:
NimLog = open("/tmp/nim-log.txt", "w")
def nimExecCmd(project, cmd, async = True):
target = None
if NimProjects.has_key(project):
target = NimProjects[project]
else:
target = nimStartService(project)
result = target.postNimCmd(cmd, async)
if result != None:
NimLog.write(result)
NimLog.flush()
if not async:
vim.command('let l:py_res = "' + nimVimEscape(result) + '"')
def nimTerminateAll():
for thread in NimProjects.values():
thread.postNimCmd("quit")