Add Time::Span.zero

class.zero is used in Enumerable methods for sum.
crystal-lang · Sep 28, 2016 · 8086061 · 8086061
1 parent 4b02fe5
commit 8086061
Showing 2 changed files with 8 additions and 0 deletions.
diff --git a/spec/std/time/span_spec.cr b/spec/std/time/span_spec.cr
@@ -228,4 +228,8 @@ describe Time::Span do
     t1.to_f.should be_close(93784, 1e-01)
     t1.to_i.should eq(93784)
   end
+
+  it "should sum" do
+    [1.second, 5.seconds].sum.should eq(6.seconds)
+  end
 end
diff --git a/src/time/span.cr b/src/time/span.cr
@@ -278,6 +278,10 @@ struct Time::Span
     val = (value < 0 ? (value - 0.5) : (value + 0.5)).to_i64 # round away from zero
     Span.new(val * TicksPerMillisecond)
   end
+
+  def self.zero
+    new(0)
+  end
 end
 
 struct Int