Lint the whole project

spec/period_spec.rb

@@ -1,4 +1,4 @@
-require "spec_helper"
+require 'spec_helper'
 
 describe Crono::Period do
   around(:each) do |example|
@@ -7,47 +7,48 @@ describe Crono::Period do
     end
   end
 
-  describe "#description" do
-    it "should return period description" do
-      @period = Crono::Period.new(2.day, at: "15:20")
-      expect(@period.description).to be_eql("every 2 days at 15:20")
+  describe '#description' do
+    it 'should return period description' do
+      @period = Crono::Period.new(2.day, at: '15:20')
+      expect(@period.description).to be_eql('every 2 days at 15:20')
     end
   end
 
-  describe "#next" do
-    context "in daily basis" do
-      it "should return the time 2 days from now" do
+  describe '#next' do
+    context 'in daily basis' do
+      it 'should return the time 2 days from now' do
         @period = Crono::Period.new(2.day)
         expect(@period.next).to be_eql(2.day.from_now)
       end
 
       it "should set time to 'at' time as a string" do
         time = 10.minutes.ago
-        @period = Crono::Period.new(2.day, at: [time.hour, time.min].join(':'))
+        at = [time.hour, time.min].join(':')
+        @period = Crono::Period.new(2.day, at: at)
         expect(@period.next).to be_eql(2.day.from_now.change(hour: time.hour, min: time.min))
       end
 
       it "should set time to 'at' time as a hash" do
         time = 10.minutes.ago
-        at = {hour: time.hour, min: time.min}
+        at = { hour: time.hour, min: time.min }
         @period = Crono::Period.new(2.day, at: at)
         expect(@period.next).to be_eql(2.day.from_now.change(at))
       end
 
       it "should raise error when 'at' is wrong" do
         expect {
-          @period = Crono::Period.new(2.day, at: 1)
+          Crono::Period.new(2.day, at: 1)
         }.to raise_error("Unknown 'at' format")
       end
 
-      it "should return time in relation to last time" do
+      it 'should return time in relation to last time' do
         @period = Crono::Period.new(2.day)
         expect(@period.next(since: 1.day.ago)).to be_eql(1.day.from_now)
       end
 
-      it "should return today time if it is first run and not too late" do
+      it 'should return today time if it is first run and not too late' do
         time = 10.minutes.from_now
-        at = {hour: time.hour, min: time.min}
+        at = { hour: time.hour, min: time.min }
         @period = Crono::Period.new(2.day, at: at)
         expect(@period.next.utc.to_s).to be_eql(Time.now.change(at).utc.to_s)
       end