Merge pull request #554 from ruby/suppress-array-internal

Suppressed "<internal:array>:52:in 'Array#each'" from backtrace

Author: hsbt

lib/rake/backtrace.rb

@@ -10,6 +10,7 @@ module Backtrace # :nodoc: all
       map { |f| File.expand_path(f) }.
       reject { |s| s.nil? || s =~ /^ *$/ }
     SUPPRESSED_PATHS_RE = SUPPRESSED_PATHS.map { |f| Regexp.quote(f) }.join("|")
+    SUPPRESSED_PATHS_RE << "|^<internal:\\w+>"
     SUPPRESSED_PATHS_RE << "|^org\\/jruby\\/\\w+\\.java" if
       Object.const_defined?(:RUBY_ENGINE) and RUBY_ENGINE == "jruby"
 

test/test_rake_backtrace.rb

@@ -32,6 +32,14 @@ def test_near_system_dir_isnt_suppressed
 
     assert_equal paths, actual
   end
+
+  def test_ruby_array_each_suppressed
+    paths = ["<internal:array>:52:in 'Array#each'"]
+
+    actual = Rake::Backtrace.collapse(paths)
+
+    assert_equal [], actual
+  end
 end
 
 class TestRakeBacktrace < Rake::TestCase # :nodoc: