Merge pull request #4 from emancu/3-use_temporary_variables

Use temporary variables

src/crotest.cr

@@ -13,6 +13,7 @@ module Crotest
 
   def self.increment(key : Symbol)
     @@counters[key] += 1
+    print '.'
   end
 
   def self.report(result : Test)

src/crotest/assertions.cr

@@ -9,7 +9,7 @@ module Crotest::Assertions
       raise Crotest::AssertionFailed.new(%msg, {{file}}, {{line}})
     end
 
-    success
+    Crotest.increment(:assertions)
   end
 
   # Assert that expression is falsey
@@ -32,7 +32,7 @@ module Crotest::Assertions
     begin
       {{yield}}
     rescue %exception : {{expected}}
-      success
+      Crotest.increment(:assertions)
     rescue %exception
       %result = %exception.is_a?({{expected}})
 
@@ -43,9 +43,4 @@ module Crotest::Assertions
       raise Crotest::AssertionFailed.new(%msg, {{file}}, {{line}})
     end
   end
-
-  private def success
-    Crotest.increment(:assertions)
-    print "."
-  end
 end

src/crotest/dsl.cr

@@ -28,14 +28,14 @@ module Crotest::DSL
 
     begin
       {{ yield }}
-    rescue exception : Crotest::AssertionFailed
-      result = Crotest::FailedTest.new {{name}}, {{file}}, {{line}}, exception
-    rescue exception : Exception
-      result = Crotest::ErroredTest.new {{name}}, {{file}}, {{line}}, exception
+    rescue %exception : Crotest::AssertionFailed
+      %result = Crotest::FailedTest.new {{name}}, {{file}}, {{line}}, %exception
+    rescue %exception : Exception
+      %result = Crotest::ErroredTest.new {{name}}, {{file}}, {{line}}, %exception
     ensure
-      result ||= Crotest::PassedTest.new {{name}}, {{file}}, {{line}}
+      %result ||= Crotest::PassedTest.new {{name}}, {{file}}, {{line}}
 
-      Crotest.report result
+      Crotest.report %result
     end
 
     Crotest::ContextPlan.teardown