fix plugin installation script (elastic#13289)

This commit requires `set`, as bundler #expand_logstash_mixin_dependencies call `to_set`
kaisecheng · Oct 7, 2021 · a9547c8 · a9547c8
1 parent 360e8fc
commit a9547c8
Showing 1 changed file with 1 addition and 0 deletions.
diff --git a/lib/bootstrap/bundler.rb b/lib/bootstrap/bundler.rb
@@ -17,6 +17,7 @@
 
 require "fileutils"
 require "stringio"
+require 'set'
 
 module LogStash
   module Bundler