Fix issues when RBENV_ROOT/version doesn't exist.

Fixes #89
7 years ago · 87534a008a
parent 1eb4cf63ac
commit 87534a008a
1 changed files with 3 additions and 2 deletions
--- a/fish_prompt.fish
+++ b/fish_prompt.fish
@ -678,10 +678,11 @@ function __bobthefish_show_ruby -S -d 'Current Ruby (rvm/rbenv)'
    set -q RBENV_ROOT
      or set -l RBENV_ROOT $HOME/.rbenv

-    read -l global_ruby_version <$RBENV_ROOT/version
+    [ -e "$RBENV_ROOT/version" ]
+      and read -l global_ruby_version <"$RBENV_ROOT/version"

    [ "$global_ruby_version" ]
-      or set global_ruby_version system
+      or set -l global_ruby_version system

    [ "$ruby_version" = "$global_ruby_version" ]; and return
  else if type -q chruby