common.rb in rgot-1.2.0

- old
+ new

@@ -1,14 +1,16 @@
+# frozen_string_literal: true
+
 require 'thread'
 require 'pathname'
 
 module Rgot
   class Common
     attr_accessor :output
 
     def initialize
-      @output = ""
+      @output = "".dup
       @failed = false
       @skipped = false
       @finished = false
       @start = Rgot.now
       @mutex = Mutex.new
@@ -98,10 +100,11 @@
       # internal_log -> synchronize -> internal_log -> other log -> running method
       c = caller[4]
       path = c.sub(/:.*/, '')
       line = c.match(/:(\d+?):/)[1]
       relative_path = Pathname.new(path).relative_path_from(Pathname.new(Dir.pwd)).to_s
-      "\t#{relative_path}:#{line}: #{str}\n"
+      # Every line is indented at least 4 spaces.
+      "    #{relative_path}:#{line}: #{str}\n"
     end
 
     def internal_log(msg)
       @mutex.synchronize { @output << decorate(msg) }
     end