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	moved DateTime#reporting_period to Date#to_reporting_period - reportable - Fork…
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	---
	commit b15fdc0f574ec4fb68328b05d0176c890d21deda
	parent 4599dc5418a0154fa7a355cca293ed4cf538f3a0
	Author: Marco Otte-Witte <[email protected]>
	Date: Wed, 14 Jan 2009 17:27:55 +0800

	moved DateTime#reporting_period to Date#to_reporting_period

	Signed-off-by: Marco Otte-Witte <[email protected]>
	Diffstat:
	A lib/kvlr/core_extensions/date.rb \| 25 +++++++++++++++++++++++++
	A spec/other/date_spec.rb \| 27 +++++++++++++++++++++++++++

	2 files changed, 52 insertions(+), 0 deletions(-)
	---
	diff --git a/lib/kvlr/core_extensions/date.rb b/lib/kvlr/core_extensions/date.rb
	@@ -0,0 +1,25 @@
	+module Kvlr #:nodoc:
	+
	+ module CoreExtensions #:nodoc:
	+
	+ module Date
	+
	+ ::Date.class_eval do
	+
	+ # Converts the DateTime into a Kvlr::ReportsAsSparkline::ReportingPeri…
	+ def to_reporting_period(grouping)
	+ if grouping.is_a?(Symbol)
	+ grouping = Kvlr::ReportsAsSparkline::Grouping.new(grouping)
	+ elsif !grouping.is_a?(Kvlr::ReportsAsSparkline::Grouping)
	+ raise ArgumentError.new('grouping must be either an instance of Kv…
	+ end
	+ Kvlr::ReportsAsSparkline::ReportingPeriod.new(grouping, self)
	+ end
	+
	+ end
	+
	+ end
	+
	+ end
	+
	+end
	diff --git a/spec/other/date_spec.rb b/spec/other/date_spec.rb
	@@ -0,0 +1,27 @@
	+require File.join(File.dirname(__FILE__), '..', 'spec_helper')
	+
	+describe Date do
	+
	+ describe '#to_reporting_period' do
	+
	+ it 'should return a reporting period for the specified grouping and instan…
	+ date_time = DateTime.now
	+ grouping = Kvlr::ReportsAsSparkline::Grouping.new(:hour)
	+
	+ date_time.to_reporting_period(grouping).should == Kvlr::ReportsAsSparkli…
	+ end
	+
	+ it 'should return a reporting period for the specified grouping and instan…
	+ date_time = DateTime.now
	+ grouping = Kvlr::ReportsAsSparkline::Grouping.new(:hour)
	+
	+ date_time.to_reporting_period(:hour).should == Kvlr::ReportsAsSparkline:…
	+ end
	+
	+ it 'should raise an ArgumentError if the grouping is not specified as a sy…
	+ lambda { DateTime.now.to_reporting_period(1) }.should raise_error(Argume…
	+ end
	+
	+ end
	+
	+end