applies new string literal convention in activesupport/lib

The current code base is not uniform. After some discussion,
we have chosen to go with double quotes by default.

2 files changed, 17 insertions, 17 deletions

diff --git a/activesupport/lib/active_support/duration/iso8601_parser.rb b/activesupport/lib/active_support/duration/iso8601_parser.rb
index 12515633fc..3f113b1ef0 100644
--- a/activesupport/lib/active_support/duration/iso8601_parser.rb
+++ b/activesupport/lib/active_support/duration/iso8601_parser.rb
@@ -1,5 +1,5 @@
-require 'strscan'
-require 'active_support/core_ext/regexp'
+require "strscan"
+require "active_support/core_ext/regexp"
 
 module ActiveSupport
   class Duration
@@ -12,8 +12,8 @@ module ActiveSupport
       class ParsingError < ::ArgumentError; end
 
       PERIOD_OR_COMMA = /\.|,/
-      PERIOD = '.'.freeze
-      COMMA = ','.freeze
+      PERIOD = ".".freeze
+      COMMA = ",".freeze
 
       SIGN_MARKER = /\A\-|\+|/
       DATE_MARKER = /P/
@@ -21,8 +21,8 @@ module ActiveSupport
       DATE_COMPONENT = /(\-?\d+(?:[.,]\d+)?)(Y|M|D|W)/
       TIME_COMPONENT = /(\-?\d+(?:[.,]\d+)?)(H|M|S)/
 
-      DATE_TO_PART = { 'Y' => :years, 'M' => :months, 'W' => :weeks, 'D' => :days }
-      TIME_TO_PART = { 'H' => :hours, 'M' => :minutes, 'S' => :seconds }
+      DATE_TO_PART = { "Y" => :years, "M" => :months, "W" => :weeks, "D" => :days }
+      TIME_TO_PART = { "H" => :hours, "M" => :minutes, "S" => :seconds }
 
       DATE_COMPONENTS = [:years, :months, :days]
       TIME_COMPONENTS = [:hours, :minutes, :seconds]
@@ -42,7 +42,7 @@ module ActiveSupport
           case mode
             when :start
               if scan(SIGN_MARKER)
-                self.sign = (scanner.matched == '-') ? -1 : 1
+                self.sign = (scanner.matched == "-") ? -1 : 1
                 self.mode = :sign
               else
                 raise_parsing_error
@@ -99,21 +99,21 @@ module ActiveSupport
 
       # Checks for various semantic errors as stated in ISO 8601 standard.
       def validate!
-        raise_parsing_error('is empty duration') if parts.empty?
+        raise_parsing_error("is empty duration") if parts.empty?
 
         # Mixing any of Y, M, D with W is invalid.
         if parts.key?(:weeks) && (parts.keys & DATE_COMPONENTS).any?
-          raise_parsing_error('mixing weeks with other date parts not allowed')
+          raise_parsing_error("mixing weeks with other date parts not allowed")
         end
 
         # Specifying an empty T part is invalid.
         if mode == :time && (parts.keys & TIME_COMPONENTS).empty?
-          raise_parsing_error('time part marker is present but time part is empty')
+          raise_parsing_error("time part marker is present but time part is empty")
         end
 
         fractions = parts.values.reject(&:zero?).select { |a| (a % 1) != 0 }
         unless fractions.empty? || (fractions.size == 1 && fractions.last == @parts.values.reject(&:zero?).last)
-          raise_parsing_error '(only last part can be fractional)'
+          raise_parsing_error "(only last part can be fractional)"
         end
 
         return true
diff --git a/activesupport/lib/active_support/duration/iso8601_serializer.rb b/activesupport/lib/active_support/duration/iso8601_serializer.rb
index eb8136e208..542630b950 100644
--- a/activesupport/lib/active_support/duration/iso8601_serializer.rb
+++ b/activesupport/lib/active_support/duration/iso8601_serializer.rb
@@ -1,5 +1,5 @@
-require 'active_support/core_ext/object/blank'
-require 'active_support/core_ext/hash/transform_values'
+require "active_support/core_ext/object/blank"
+require "active_support/core_ext/hash/transform_values"
 
 module ActiveSupport
   class Duration
@@ -15,12 +15,12 @@ module ActiveSupport
         parts, sign = normalize
         return "PT0S".freeze if parts.empty?
 
-        output = 'P'
+        output = "P"
         output << "#{parts[:years]}Y"   if parts.key?(:years)
         output << "#{parts[:months]}M"  if parts.key?(:months)
         output << "#{parts[:weeks]}W"   if parts.key?(:weeks)
         output << "#{parts[:days]}D"    if parts.key?(:days)
-        time = ''
+        time = ""
         time << "#{parts[:hours]}H"     if parts.key?(:hours)
         time << "#{parts[:minutes]}M"   if parts.key?(:minutes)
         if parts.key?(:seconds)
@@ -41,9 +41,9 @@ module ActiveSupport
             p[k] += v  unless v.zero?
           end
           # If all parts are negative - let's make a negative duration
-          sign = ''
+          sign = ""
           if parts.values.all? { |v| v < 0 }
-            sign = '-'
+            sign = "-"
             parts.transform_values!(&:-@)
           end
           [parts, sign]