Require ghc-mod >= v5.0.0 for ghc-mod split feature

eagletmt · eagletmt · commit 45e075d8aa81 · 2015-07-26T18:48:40.000+09:00
diff --git a/after/ftplugin/haskell/ghcmod.vim b/after/ftplugin/haskell/ghcmod.vim
@@ -27,7 +27,7 @@ if !exists('s:has_ghc_mod')
     finish
   endif
 
-  let s:required_version = [4, 1, 0]
+  let s:required_version = [5, 0, 0]
   if !ghcmod#util#check_version(s:required_version)
     call ghcmod#util#print_error(printf('ghcmod: requires ghc-mod %s or higher', join(s:required_version, '.')))
     finish
diff --git a/autoload/ghcmod.vim b/autoload/ghcmod.vim
@@ -24,6 +24,7 @@ endfunction "}}}
 
 function! ghcmod#split(line, col, path, module) "{{{
   let l:tmpfile = tempname()
+  " `ghc-mod split` is available since v5.0.0.
   let l:cmd = ghcmod#build_command(['split', a:path, a:module, a:line, a:col])
   let l:proc = s:plineopen2([{'args': l:cmd,  'fd': { 'stdin': '', 'stdout': l:tmpfile, 'stderr': '' }}])
   let [l:cond, l:status] = ghcmod#util#wait(l:proc)
