Adjustment of the current HEAD and bindings, and separation

Make changes to make `Binding` work.
At the same time, it separates `Binding#eval`, which depends on `mruby-eval`, from `mruby-binding-core`.

3 files changed, 18 insertions, 0 deletions

diff --git a/mrbgems/mruby-binding/mrbgem.rake b/mrbgems/mruby-binding/mrbgem.rake
new file mode 100644
index 000000000..2701c506f
--- /dev/null
+++ b/mrbgems/mruby-binding/mrbgem.rake
@@ -0,0 +1,8 @@
+MRuby::Gem::Specification.new('mruby-binding') do |spec|
+  spec.license = 'MIT'
+  spec.author  = 'mruby developers'
+  spec.summary = 'Binding class'
+
+  spec.add_dependency('mruby-binding-core', :core => 'mruby-binding-core')
+  spec.add_dependency('mruby-eval', :core => 'mruby-eval')
+end
diff --git a/mrbgems/mruby-binding/mrblib/binding.rb b/mrbgems/mruby-binding/mrblib/binding.rb
new file mode 100644
index 000000000..b07480db1
--- /dev/null
+++ b/mrbgems/mruby-binding/mrblib/binding.rb
@@ -0,0 +1,5 @@
+class Binding
+  def eval(expr, *args)
+    Kernel.eval(expr, self, *args)
+  end
+end
diff --git a/mrbgems/mruby-binding/test/binding.rb b/mrbgems/mruby-binding/test/binding.rb
new file mode 100644
index 000000000..73742400f
--- /dev/null
+++ b/mrbgems/mruby-binding/test/binding.rb
@@ -0,0 +1,5 @@
+assert("Binding#eval") do
+  b = nil
+  1.times { x, y, z = 1, 2, 3; [x,y,z]; b = binding }
+  assert_equal([1, 2, 3], b.eval("[x, y, z]"))
+end