With rspec 1.x:
spec path/to/file_spec.rb:LINE_NUMBER
With rspec 2.x:
rspec path/to/file_spec.rb:LINE_NUMBER
rspec --tag TAG_NAME
BTW, tagging is accomplished like so:
describe "#my_method" do
it "returns a value", :tag_name => "tag_value" do
# implementation
end
end
Pretty simple. Totally useful