provider: g:loaded_xx_provider=2 means "enabled and working"

Value of 1 cannot be used, because users might set that in their vimrc
to _disable_ a provider, which would confuse :checkhealth and has().

5 files changed, 11 insertions, 11 deletions

diff --git a/runtime/autoload/provider/clipboard.vim b/runtime/autoload/provider/clipboard.vim
index 9b79e5abec..ce140b0948 100644
--- a/runtime/autoload/provider/clipboard.vim
+++ b/runtime/autoload/provider/clipboard.vim
@@ -5,11 +5,11 @@
 if exists('g:loaded_clipboard_provider')
   finish
 endif
-" Default to FALSE.  Set by provider#clipboard#Executable() later.
+" Default to 1.  provider#clipboard#Executable() may set 2.
 " To force a reload:
 "   :unlet g:loaded_clipboard_provider
 "   :runtime autoload/provider/clipboard.vim
-let g:loaded_clipboard_provider = 0
+let g:loaded_clipboard_provider = 1
 
 let s:copy = {}
 let s:paste = {}
@@ -197,4 +197,4 @@ function! provider#clipboard#Call(method, args) abort
 endfunction
 
 " eval_has_provider() decides based on this variable.
-let g:loaded_clipboard_provider = !empty(provider#clipboard#Executable())
+let g:loaded_clipboard_provider = empty(provider#clipboard#Executable()) ? 1 : 2
diff --git a/runtime/autoload/provider/node.vim b/runtime/autoload/provider/node.vim
index dd2423fe2a..b2a3b3ee08 100644
--- a/runtime/autoload/provider/node.vim
+++ b/runtime/autoload/provider/node.vim
@@ -1,7 +1,7 @@
 if exists('g:loaded_node_provider')
   finish
 endif
-let g:loaded_node_provider = 0
+let g:loaded_node_provider = 1
 
 function! s:is_minimum_version(version, min_major, min_minor) abort
   if empty(a:version)
@@ -140,9 +140,9 @@ endfunction
 
 let s:err = ''
 let s:prog = provider#node#Detect()
-let g:loaded_node_provider = !empty(s:prog)
+let g:loaded_node_provider = empty(s:prog) ? 1 : 2
 
-if !g:loaded_node_provider
+if g:loaded_node_provider != 2
   let s:err = 'Cannot find the "neovim" node package. Try :checkhealth'
 endif
 
diff --git a/runtime/autoload/provider/python.vim b/runtime/autoload/provider/python.vim
index 7921701141..8a1d162784 100644
--- a/runtime/autoload/provider/python.vim
+++ b/runtime/autoload/provider/python.vim
@@ -8,7 +8,7 @@ if exists('g:loaded_python_provider')
   finish
 endif
 let [s:prog, s:err] = provider#pythonx#Detect(2)
-let g:loaded_python_provider = !empty(s:prog)
+let g:loaded_python_provider = empty(s:prog) ? 1 : 2
 
 function! provider#python#Prog() abort
   return s:prog
diff --git a/runtime/autoload/provider/python3.vim b/runtime/autoload/provider/python3.vim
index 67350e3753..38ef0cccfc 100644
--- a/runtime/autoload/provider/python3.vim
+++ b/runtime/autoload/provider/python3.vim
@@ -8,7 +8,7 @@ if exists('g:loaded_python3_provider')
   finish
 endif
 let [s:prog, s:err] = provider#pythonx#Detect(3)
-let g:loaded_python3_provider = !empty(s:prog)
+let g:loaded_python3_provider = empty(s:prog) ? 1 : 2
 
 function! provider#python3#Prog() abort
   return s:prog
diff --git a/runtime/autoload/provider/ruby.vim b/runtime/autoload/provider/ruby.vim
index f9d4f2b885..f843050df9 100644
--- a/runtime/autoload/provider/ruby.vim
+++ b/runtime/autoload/provider/ruby.vim
@@ -2,7 +2,7 @@
 if exists('g:loaded_ruby_provider')
   finish
 endif
-let g:loaded_ruby_provider = 0
+let g:loaded_ruby_provider = 1
 
 function! provider#ruby#Detect() abort
   return s:prog
@@ -62,9 +62,9 @@ endfunction
 let s:err = ''
 let s:prog = s:detect()
 let s:plugin_path = expand('<sfile>:p:h') . '/script_host.rb'
-let g:loaded_ruby_provider = !empty(s:prog)
+let g:loaded_ruby_provider = empty(s:prog) ? 1 : 2
 
-if !g:loaded_ruby_provider
+if g:loaded_ruby_provider != 2
   let s:err = 'Cannot find the neovim RubyGem. Try :checkhealth'
 endif