health.vim: Set 'iskeyword' to that of ft=help.

runtime/autoload/health.vim

@@ -33,7 +33,7 @@ function! health#check(plugin_names) abort
   setlocal wrap breakindent
   setlocal filetype=markdown
   setlocal conceallevel=2 concealcursor=nc
-  setlocal keywordprg=:help
+  setlocal keywordprg=:help iskeyword=@,48-57,_,192-255,-,#
   call s:enhance_syntax()
 
   if empty(healthchecks)
@@ -88,7 +88,7 @@ endfunction
 
 " Changes ':h clipboard' to ':help |clipboard|'.
 function! s:help_to_link(s) abort
-  return substitute(a:s, '\v[''"]?:h%[elp] ([^''"]+)[''"]?', '":help |\1|"', 'g')
+  return substitute(a:s, '\v:h%[elp] ([^|][^''"\r\n]+)', ':help |\1|', 'g')
 endfunction
 
 " Format a message for a specific report item

runtime/autoload/health/provider.vim

@@ -117,7 +117,7 @@ function! s:check_clipboard() abort
   if empty(clipboard_tool)
     call health#report_warn(
           \ "No clipboard tool found. Clipboard registers will not work.",
-          \ ['See ":help clipboard".'])
+          \ [':help clipboard'])
   else
     call health#report_ok('Clipboard tool found: '. clipboard_tool)
   endif

runtime/autoload/provider/clipboard.vim

@@ -86,7 +86,7 @@ function! provider#clipboard#Executable() abort
     return 'win32yank'
   endif
 
-  let s:err = 'clipboard: No clipboard tool available. See :help clipboard'
+  let s:err = 'clipboard: No clipboard tool available. :help clipboard'
   return ''
 endfunction
 

runtime/autoload/provider/python.vim

@@ -1,5 +1,5 @@
 " The Python provider uses a Python host to emulate an environment for running
-" python-vim plugins. See ":help provider".
+" python-vim plugins. :help provider
 "
 " Associating the plugin with the Python host is the first step because plugins
 " will be passed as command-line arguments

runtime/autoload/provider/python3.vim

@@ -1,5 +1,5 @@
 " The Python3 provider uses a Python3 host to emulate an environment for running
-" python3 plugins. See ":help provider".
+" python3 plugins. :help provider
 "
 " Associating the plugin with the Python3 host is the first step because
 " plugins will be passed as command-line arguments

runtime/autoload/provider/pythonx.vim

@@ -112,15 +112,14 @@ function! s:check_interpreter(prog, major_ver) abort
   endif
 
   if v:shell_error == 2
-    return [0, prog_path . ' does not have the neovim module installed. '
+    return [0, prog_path.' does not have the "neovim" module. :help provider-python']
-          \ . 'See ":help provider-python".']
   elseif v:shell_error == 127
     " This can happen with pyenv's shims.
     return [0, prog_path . ' does not exist: ' . prog_ver]
   elseif v:shell_error
     return [0, 'Checking ' . prog_path . ' caused an unknown error. '
           \ . '(' . v:shell_error . ', output: ' . prog_ver . ')'
-          \ . ' Please report this at github.com/neovim/neovim.']
+          \ . ' Report this at https://github.com/neovim/neovim']
   endif
 
   return [1, '']