#159 Change the condition for checking for Vim 8 features to work better in MacVim 7.

1 files changed, 5 insertions, 3 deletions

diff --git a/plugin/ale.vim b/plugin/ale.vim
index 0ed1360f..9d2f62c1 100644
--- a/plugin/ale.vim
+++ b/plugin/ale.vim
@@ -12,12 +12,14 @@ let g:loaded_ale = 1
 
 " A flag for detecting if the required features are set.
 if has('nvim')
-    let s:ale_has_required_features = has('timers')
+    let s:has_features = has('timers')
 else
-    let s:ale_has_required_features = has('timers') && has('job') && has('channel')
+    " Check if Job and Channel functions are available, instead of the
+    " features. This works better on old MacVim versions.
+    let s:has_features = has('timers') && exists('*job_start') && exists('*ch_close_in')
 endif
 
-if !s:ale_has_required_features
+if !s:has_features
     echoerr 'ALE requires NeoVim >= 0.1.5 or Vim 8 with +timers +job +channel'
     echoerr 'Please update your editor appropriately.'
     finish