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runtime: Handle failures while loading individual remote plugins

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The s:RegistrationCommands functions will now test the type of the "specs" rpc
call. If it's not a list, then the plugin failed to load and is skipped
This commit is contained in:
Thiago de Arruda 2015-04-13 16:43:52 -03:00
parent d119fb7f1d
commit 54bd384338
1 changed files with 9 additions and 3 deletions
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12
runtime/autoload/remote/host.vim
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@ -133,6 +133,11 @@ function! s:RegistrationCommands(host)
let lines = []
for path in paths
let specs = rpcrequest(channel, 'specs', path)
if type(specs) != type([])
" host didn't return a spec list, indicates a failure while loading a
" plugin
continue
endif
call add(lines, "call remote#host#RegisterPlugin('".a:host
\ ."', '".path."', [")
for spec in specs
@ -244,9 +249,10 @@ function! s:RequirePythonHost(name)
endif
catch
endtry
throw 'Failed to load python host.' .
\ " Try upgrading the Neovim python module with 'pip install --upgrade neovim'" .
\ " or see ':help nvim-python'."
throw 'Failed to load python host. You can try to see what happened ' .
\ 'by starting Neovim with $NVIM_PYTHON_PYTHON_LOG and opening '.
\ 'the generated log file. Also, the host stderr will be available '.
\ 'in Neovim log, so it may contain useful information.'
endfunction
call remote#host#Register('python', function('s:RequirePythonHost'))