Workaround for arity mismatch on Groovy. Need an explicitly empty list of closure parameters. Closes #297.

Author: aslakhellesoy

src/test/groovy/cucumber/runtime/groovy/compiled_stepdefs.groovy

@@ -13,7 +13,7 @@ Given(~'^I have (\\d+) apples in my belly') { int apples ->
     lastAte('apples')
 }
 
-Given(~'^a big basket with cukes') {->
+Given(~'^a big basket with cukes') { ->
 }
 
 Given(~'^the following table:$') { table ->

src/test/java/cucumber/runtime/groovy/RunCukesTest.java

@@ -4,5 +4,6 @@
 import org.junit.runner.RunWith;
 
 @RunWith(Cucumber.class)
+@Cucumber.Options(tags="@focus")
 public class RunCukesTest {
 }

src/test/resources/cucumber/runtime/groovy/a_feature.feature

@@ -16,7 +16,6 @@ Feature: Cucumber Runner Rocks
       | 13 | cukes  | happy |
       |  4 | apples | tired |
 
-  @focus
   Scenario: a table
     Given the following table:
       | year | name         |

src/test/resources/cucumber/runtime/groovy/issue_297.feature

@@ -0,0 +1,4 @@
+@focus
+Feature: Issue 297
+  Scenario: Carbon Coder executes unsuccessfully
+    Given Carbon Coder is running correctly

src/test/resources/cucumber/runtime/groovy/issue_297_stepdefs.groovy

@@ -0,0 +1,6 @@
+package cucumber.runtime.groovy
+this.metaClass.mixin(cucumber.runtime.groovy.EN)
+
+// Step definitions without parameters must explicitly define an empty list of parameters.
+Given(~"Carbon Coder is running correctly\$") { ->
+}