4 files changed, 73 insertions, 2 deletions
diff --git a/spec/mspec/lib/mspec/matchers.rb b/spec/mspec/lib/mspec/matchers.rb
index 8eab73198a..f3e8e7bb73 100644
--- a/spec/mspec/lib/mspec/matchers.rb
+++ b/spec/mspec/lib/mspec/matchers.rb
@@ -25,6 +25,7 @@ require 'mspec/matchers/have_protected_instance_method'
 require 'mspec/matchers/have_public_instance_method'
 require 'mspec/matchers/have_singleton_method'
 require 'mspec/matchers/include'
+require 'mspec/matchers/include_any_of'
 require 'mspec/matchers/infinity'
 require 'mspec/matchers/match_yaml'
 require 'mspec/matchers/raise_error'
diff --git a/spec/mspec/lib/mspec/matchers/include_any_of.rb b/spec/mspec/lib/mspec/matchers/include_any_of.rb
new file mode 100644
index 0000000000..ce097ccf0f
--- /dev/null
+++ b/spec/mspec/lib/mspec/matchers/include_any_of.rb
@@ -0,0 +1,29 @@
+class IncludeAnyOfMatcher
+  def initialize(*expected)
+    @expected = expected
+  end
+
+  def matches?(actual)
+    @actual = actual
+    @expected.each do |e|
+      if @actual.include?(e)
+        return true
+      end
+    end
+    return false
+  end
+
+  def failure_message
+    ["Expected #{@actual.inspect}", "to include any of #{@expected.inspect}"]
+  end
+
+  def negative_failure_message
+    ["Expected #{@actual.inspect}", "not to include any of #{@expected.inspect}"]
+  end
+end
+
+module MSpecMatchers
+  private def include_any_of(*expected)
+    IncludeAnyOfMatcher.new(*expected)
+  end
+end
diff --git a/spec/mspec/spec/matchers/include_any_of_spec.rb b/spec/mspec/spec/matchers/include_any_of_spec.rb
new file mode 100644
index 0000000000..697c8d8886
--- /dev/null
+++ b/spec/mspec/spec/matchers/include_any_of_spec.rb
@@ -0,0 +1,42 @@
+require 'spec_helper'
+require 'mspec/expectations/expectations'
+require 'mspec/matchers'
+
+describe IncludeAnyOfMatcher do
+  it "matches when actual includes expected" do
+    IncludeAnyOfMatcher.new(2).matches?([1,2,3]).should == true
+    IncludeAnyOfMatcher.new("b").matches?("abc").should == true
+  end
+
+  it "does not match when actual does not include expected" do
+    IncludeAnyOfMatcher.new(4).matches?([1,2,3]).should == false
+    IncludeAnyOfMatcher.new("d").matches?("abc").should == false
+  end
+
+  it "matches when actual includes all expected" do
+    IncludeAnyOfMatcher.new(3, 2, 1).matches?([1,2,3]).should == true
+    IncludeAnyOfMatcher.new("a", "b", "c").matches?("abc").should == true
+  end
+
+  it "matches when actual includes any expected" do
+    IncludeAnyOfMatcher.new(3, 4, 5).matches?([1,2,3]).should == true
+    IncludeAnyOfMatcher.new("c", "d", "e").matches?("abc").should == true
+  end
+
+  it "does not match when actual does not include any expected" do
+    IncludeAnyOfMatcher.new(4, 5).matches?([1,2,3]).should == false
+    IncludeAnyOfMatcher.new("de").matches?("abc").should == false
+  end
+
+  it "provides a useful failure message" do
+    matcher = IncludeAnyOfMatcher.new(5, 6)
+    matcher.matches?([1,2,3])
+    matcher.failure_message.should == ["Expected [1, 2, 3]", "to include any of [5, 6]"]
+  end
+
+  it "provides a useful negative failure message" do
+    matcher = IncludeAnyOfMatcher.new(1, 2, 3)
+    matcher.matches?([1,2])
+    matcher.negative_failure_message.should == ["Expected [1, 2]", "not to include any of [1, 2, 3]"]
+  end
+end
diff --git a/spec/mspec/tool/sync/sync-rubyspec.rb b/spec/mspec/tool/sync/sync-rubyspec.rb
index cee45c6262..13e9120b36 100644
--- a/spec/mspec/tool/sync/sync-rubyspec.rb
+++ b/spec/mspec/tool/sync/sync-rubyspec.rb
@@ -13,7 +13,6 @@ IMPLS = {
   mri: {
     git: "https://github.com/ruby/ruby.git",
     master: "trunk",
-    merge_message: "Update to ruby/spec@",
   },
 }
 
@@ -64,7 +63,7 @@ class RubyImplementation
   end
 
   def last_merge_message
-    message = @data[:merge_message] || "Merge ruby/spec commit"
+    message = @data[:merge_message] || "Update to ruby/spec@"
     message.gsub!("ruby/spec", "ruby/mspec") if MSPEC
     message
   end