applies new string literal convention in activerecord/lib

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

1 files changed, 5 insertions, 5 deletions

diff --git a/activerecord/lib/active_record/schema_dumper.rb b/activerecord/lib/active_record/schema_dumper.rb
index cc3bb1cd06..5105088b2f 100644
--- a/activerecord/lib/active_record/schema_dumper.rb
+++ b/activerecord/lib/active_record/schema_dumper.rb
@@ -1,4 +1,4 @@
-require 'stringio'
+require "stringio"
 
 module ActiveRecord
   # = Active Record Schema Dumper
@@ -111,7 +111,7 @@ HEADER
 
           case pk
           when String
-            tbl.print ", primary_key: #{pk.inspect}" unless pk == 'id'
+            tbl.print ", primary_key: #{pk.inspect}" unless pk == "id"
             pkcol = columns.detect { |c| c.name == pk }
             pkcolspec = @connection.column_spec_for_primary_key(pkcol)
             if pkcolspec.present?
@@ -161,12 +161,12 @@ HEADER
           # add column type definition to our format string
           format_string.unshift "    t.%-#{type_length}s "
 
-          format_string *= ''
+          format_string *= ""
 
           column_specs.each do |colspec|
             values = keys.zip(lengths).map{ |key, len| colspec.key?(key) ? colspec[key] + ", " : " " * len }
             values.unshift colspec[:type]
-            tbl.print((format_string % values).gsub(/,\s*$/, ''))
+            tbl.print((format_string % values).gsub(/,\s*$/, ""))
             tbl.puts
           end
 
@@ -213,7 +213,7 @@ HEADER
           index.columns.inspect,
           "name: #{index.name.inspect}",
         ]
-        index_parts << 'unique: true' if index.unique
+        index_parts << "unique: true" if index.unique
 
         index_lengths = (index.lengths || []).compact
         index_parts << "length: #{Hash[index.columns.zip(index.lengths)].inspect}" if index_lengths.any?