bin/neo4j-jars in neo4j-4.0.0 vs bin/neo4j-jars in neo4j-4.1.0

@@ -8,26 +8,26 @@
 It copies all jar files which has been required (neo4j-community, neo4j-advanced or neo4j-enterprise) to the lib folder of the current directory
 
   Usage: neo4j-jars <community|advanced|enterprise>
 
 TEXT
-exit
+  exit
 end
 
 if ARGV.include?('community')
   require 'neo4j-community' # not really needed
 elsif ARGV.include?('advanced')
   require 'neo4j-advanced' # not really needed
 elsif ARGV.include?('enterprise')
   require 'neo4j-enterprise' # not really needed
 else
-  puts "Expected community, advanced, enterprise"
-  exit -1
+  puts 'Expected community, advanced, enterprise'
+  exit(-1)
 end
 
 lib_dir = File.join(Dir.pwd, 'lib')
-raise "Expected a lib folder where to copy the jars file, mkdir #{lib_dir}? " unless File.exist?(lib_dir)
+fail "Expected a lib folder where to copy the jars file, mkdir #{lib_dir}? " unless File.exist?(lib_dir)
 
-files = $CLASSPATH.find_all{|x| x =~ /\.jar$/}.collect{|y| y.sub('file:', '')}
-files.each {|file| FileUtils.cp(file, lib_dir)}
+files = $CLASSPATH.find_all { |x| x =~ /\.jar$/ }.collect { |y| y.sub('file:', '') }
+files.each { |file| FileUtils.cp(file, lib_dir) }
 
 puts "copied #{files.size} files to #{lib_dir}"