diff options
Diffstat (limited to 'runtime/autoload/provider/python.vim')
| -rw-r--r-- | runtime/autoload/provider/python.vim | 50 | 
1 files changed, 34 insertions, 16 deletions
diff --git a/runtime/autoload/provider/python.vim b/runtime/autoload/provider/python.vim index 53b984dfe2..4c43c8a613 100644 --- a/runtime/autoload/provider/python.vim +++ b/runtime/autoload/provider/python.vim @@ -1,28 +1,46 @@ -" The python provider uses a python host to emulate an environment for running -" python-vim plugins(:h python-vim). See :h nvim-providers for more -" information. +" The Python provider uses a Python host to emulate an environment for running +" python-vim plugins. See ":help nvim-provider" for more information.  " -" Associating the plugin with the python host is the first step because plugins +" Associating the plugin with the Python host is the first step because plugins  " will be passed as command-line arguments -if exists('s:loaded_python_provider') || &cp + +if exists('g:loaded_python_provider') +  finish +endif +let g:loaded_python_provider = 1 + +let [s:prog, s:err] = provider#pythonx#Detect(2) +if s:prog == '' +  " Detection failed    finish  endif -let s:loaded_python_provider = 1 + +function! provider#python#Prog() +  return s:prog +endfunction + +function! provider#python#Error() +  return s:err +endfunction +  let s:plugin_path = expand('<sfile>:p:h').'/script_host.py' -" The python provider plugin will run in a separate instance of the python + +" The Python provider plugin will run in a separate instance of the Python  " host.  call remote#host#RegisterClone('legacy-python-provider', 'python')  call remote#host#RegisterPlugin('legacy-python-provider', s:plugin_path, []) -" Ensure that we can load the python host before bootstrapping -try -  let s:host = remote#host#Require('legacy-python-provider') -catch -  echomsg v:exception -  finish -endtry - -let s:rpcrequest = function('rpcrequest')  function! provider#python#Call(method, args) +  if !exists('s:host') +    let s:rpcrequest = function('rpcrequest') + +    " Ensure that we can load the Python host before bootstrapping +    try +      let s:host = remote#host#Require('legacy-python-provider') +    catch +      echomsg v:exception +      finish +    endtry +  endif    return call(s:rpcrequest, insert(insert(a:args, 'python_'.a:method), s:host))  endfunction  | 
