Tabs replaced by spaces !

The presence of tabs can be checked with 'rubocop --only Tab --format
files'

dev/pre-commit-hook.rb

@@ -6,16 +6,16 @@ require 'pty'
 html_path = 'rspec_results.html'
 
 begin
-	PTY.spawn( "rspec spec --format h > #{html_path}" ) do |stdin, stdout, pid|
-		begin
-			stdin.each { |line| print line }
+  PTY.spawn( "rspec spec --format h > #{html_path}" ) do |stdin, stdout, pid|
+    begin
+      stdin.each { |line| print line }
     rescue Errno::EIO => e
       puts "Error: #{e.to.s}"
       return 1
-		end
-	end
+    end
+  end
 rescue PTY::ChildExited
-	puts 'Child process exit!'
+  puts 'Child process exit!'
 end
 
 # find out if there were any errors
@@ -23,18 +23,18 @@ html = open(html_path).read
 examples = html.match(/(\d+) examples/)[0].to_i rescue 0
 errors = html.match(/(\d+) errors/)[0].to_i rescue 0
 if errors == 0 then
-	errors = html.match(/(\d+) failure/)[0].to_i rescue 0
+  errors = html.match(/(\d+) failure/)[0].to_i rescue 0
 end
 pending = html.match(/(\d+) pending/)[0].to_i rescue 0
 
 if errors.zero?
-	puts "0 failed! #{examples} run, #{pending} pending"
-	sleep 1
-	exit 0
+  puts "0 failed! #{examples} run, #{pending} pending"
+  sleep 1
+  exit 0
 else
-	puts "\aCOMMIT FAILED!!"
-	puts "View your rspec results at #{File.expand_path(html_path)}"
-	puts
-	puts "#{errors} failed! #{examples} run, #{pending} pending"
-	exit 1
+  puts "\aCOMMIT FAILED!!"
+  puts "View your rspec results at #{File.expand_path(html_path)}"
+  puts
+  puts "#{errors} failed! #{examples} run, #{pending} pending"
+  exit 1
 end