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require File.expand_path('../../../../spec_helper', __FILE__)
describe "Regexp#names" do
it "returns an Array" do
/foo/.names.should be_an_instance_of(Array)
end
it "returns an empty Array if there are no named captures" do
/needle/.names.should == []
end
it "returns each named capture as a String" do
/n(?<cap>ee)d(?<ture>le)/.names.each do |name|
name.should be_an_instance_of(String)
end
end
it "returns all of the named captures" do
/n(?<cap>ee)d(?<ture>le)/.names.should == ['cap', 'ture']
end
it "works with nested named captures" do
/n(?<cap>eed(?<ture>le))/.names.should == ['cap', 'ture']
end
it "returns each capture name only once" do
/n(?<cap>ee)d(?<cap>le)/.names.should == ['cap']
end
end
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