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-rw-r--r--runtime/autoload/provider/ruby.vim24
1 files changed, 18 insertions, 6 deletions
diff --git a/runtime/autoload/provider/ruby.vim b/runtime/autoload/provider/ruby.vim
index 2fe3817512..ed9436750b 100644
--- a/runtime/autoload/provider/ruby.vim
+++ b/runtime/autoload/provider/ruby.vim
@@ -5,11 +5,7 @@ endif
let g:loaded_ruby_provider = 1
function! provider#ruby#Detect() abort
- if exists("g:ruby_host_prog")
- return g:ruby_host_prog
- else
- return has('win32') ? exepath('neovim-ruby-host.bat') : exepath('neovim-ruby-host')
- end
+ return s:prog
endfunction
function! provider#ruby#Prog() abort
@@ -47,8 +43,24 @@ function! provider#ruby#Call(method, args) abort
return call('rpcrequest', insert(insert(a:args, 'ruby_'.a:method), s:host))
endfunction
+function! s:detect()
+ if exists("g:ruby_host_prog")
+ return g:ruby_host_prog
+ elseif has('win32')
+ return exepath('neovim-ruby-host.bat')
+ else
+ let p = exepath('neovim-ruby-host')
+ if empty(p)
+ return ''
+ endif
+ " neovim-ruby-host could be an rbenv shim for another Ruby version.
+ call system(p)
+ return v:shell_error ? '' : p
+ end
+endfunction
+
let s:err = ''
-let s:prog = provider#ruby#Detect()
+let s:prog = s:detect()
let s:plugin_path = expand('<sfile>:p:h') . '/script_host.rb'
if empty(s:prog)