Merge pull request #3 from ermaker/symbol-args

Add Symbol#args
ermaker · Aug 10, 2016 · a827119 · a827119
2 parents 38268ca + befd0e7
commit a827119
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diff --git a/lib/cext/symbol_args.rb b/lib/cext/symbol_args.rb
@@ -0,0 +1,6 @@
+# Symbol#args
+class Symbol
+  def args(*args_)
+    ->(item) { item.send(self, *args_) }
+  end
+end
diff --git a/lib/cool.rb b/lib/cool.rb
@@ -1,4 +1,5 @@
 require 'cool/version'
+require 'cext/symbol_args'
 
 # The list of classes in Cool module
 module Cool

diff --git a/spec/lib/cext/symbol_args_spec.rb b/spec/lib/cext/symbol_args_spec.rb
@@ -0,0 +1,7 @@
+RSpec.describe Symbol do
+  subject { :+ }
+  it { is_expected.to be_a(described_class) }
+  specify do
+    expect((0..10).map(&subject.args(1))).to eq((1..11).to_a)
+  end
+end
diff --git a/spec/spec_helper.rb b/spec/spec_helper.rb
@@ -88,3 +88,5 @@
   # as the one that triggered the failure.
   Kernel.srand config.seed
 end
+
+require 'cool'