Fix warnings from rubocop update

.rubocop_todo.yml

@@ -1,5 +1,5 @@
 # This configuration was generated by `rubocop --auto-gen-config`
-# on 2015-04-14 09:29:11 +0100 using RuboCop version 0.30.0.
+# on 2015-06-08 15:55:30 +0100 using RuboCop version 0.32.0.
 # The point is for the user to remove these configuration records
 # one by one as the offenses are removed from the code base.
 # Note that changes in the inspected code, or installation of new
@@ -9,11 +9,11 @@
 Lint/AmbiguousOperator:
   Enabled: false
 
-# Offense count: 125
+# Offense count: 115
 Lint/AmbiguousRegexpLiteral:
   Enabled: false
 
-# Offense count: 31
+# Offense count: 30
 # Configuration parameters: AllowSafeAssignment.
 Lint/AssignmentInCondition:
   Enabled: false
@@ -26,7 +26,7 @@ Lint/HandleExceptions:
 Lint/ParenthesesAsGroupedExpression:
   Enabled: false
 
-# Offense count: 646
+# Offense count: 669
 Metrics/AbcSize:
   Max: 277
 
@@ -39,26 +39,31 @@ Metrics/BlockNesting:
 Metrics/ClassLength:
   Max: 1653
 
-# Offense count: 68
+# Offense count: 67
 Metrics/CyclomaticComplexity:
   Max: 20
 
-# Offense count: 2454
+# Offense count: 2537
 # Configuration parameters: AllowURI, URISchemes.
 Metrics/LineLength:
   Max: 694
 
-# Offense count: 601
+# Offense count: 623
 # Configuration parameters: CountComments.
 Metrics/MethodLength:
   Max: 179
 
+# Offense count: 1
+# Configuration parameters: CountComments.
+Metrics/ModuleLength:
+  Max: 126
+
 # Offense count: 4
 # Configuration parameters: CountKeywordArgs.
 Metrics/ParameterLists:
   Max: 9
 
-# Offense count: 70
+# Offense count: 69
 Metrics/PerceivedComplexity:
   Max: 23
 
@@ -67,7 +72,7 @@ Metrics/PerceivedComplexity:
 Rails/HasAndBelongsToMany:
   Enabled: false
 
-# Offense count: 70
+# Offense count: 67
 # Configuration parameters: EnforcedStyle, SupportedStyles.
 Rails/TimeZone:
   Enabled: false
@@ -80,11 +85,11 @@ Style/AccessorMethodName:
 Style/AsciiComments:
   Enabled: false
 
-# Offense count: 307
+# Offense count: 308
 Style/Documentation:
   Enabled: false
 
-# Offense count: 39
+# Offense count: 38
 # Configuration parameters: MinBodyLength.
 Style/GuardClause:
   Enabled: false
@@ -99,7 +104,7 @@ Style/LineEndConcatenation:
 Style/NumericLiterals:
   MinDigits: 11
 
-# Offense count: 41
+# Offense count: 42
 # Cop supports --auto-correct.
 Style/PerlBackrefs:
   Enabled: false

app/controllers/changeset_controller.rb

@@ -95,8 +95,10 @@ class ChangesetController < ApplicationController
     lat << cs.max_lat unless cs.max_lat.nil?
 
     # collapse the arrays to minimum and maximum
-    cs.min_lon, cs.min_lat, cs.max_lon, cs.max_lat =
-      lon.min, lat.min, lon.max, lat.max
+    cs.min_lon = lon.min
+    cs.min_lat = lat.min
+    cs.max_lon = lon.max
+    cs.max_lat = lat.max
 
     # save the larger bounding box and return the changeset, which
     # will include the bigger bounding box.

config.ru

@@ -1,4 +1,4 @@
 # This file is used by Rack-based servers to start the application.
 
-require ::File.expand_path('../config/environment', __FILE__)
+require ::File.expand_path("../config/environment", __FILE__)
 run Rails.application

lib/classic_pagination/pagination_helper.rb

@@ -99,7 +99,8 @@ module ActionView
         window_pages = current_page.window(options[:window_size]).pages
         return if window_pages.length <= 1 unless link_to_current_page
 
-        first, last = paginator.first, paginator.last
+        first = paginator.first
+        last = paginator.last
 
         html = ""
 

lib/diff_reader.rb

@@ -124,8 +124,7 @@ class DiffReader
   # an exception subclassing OSM::APIError will be thrown.
   def commit
     # data structure used for mapping placeholder IDs to real IDs
-    node_ids, way_ids, rel_ids = {}, {}, {}
-    ids = { :node => node_ids, :way => way_ids, :relation => rel_ids }
+    ids = { :node => {}, :way => {}, :relation => {} }
 
     # take the first element and check that it is an osmChange element
     @reader.read

lib/osm.rb

@@ -63,7 +63,8 @@ module OSM
   # Raised when to delete an already-deleted object.
   class APIAlreadyDeletedError < APIError
     def initialize(object = "object", object_id = "")
-      @object, @object_id = object, object_id
+      @object = object
+      @object_id = object_id
     end
 
     attr_reader :object, :object_id
@@ -171,7 +172,8 @@ module OSM
   # the changeset ID that the diff was uploaded to.
   class APIChangesetMismatchError < APIError
     def initialize(provided, allowed)
-      @provided, @allowed = provided, allowed
+      @provided = provided
+      @allowed = allowed
     end
 
     def status
@@ -203,7 +205,9 @@ module OSM
   # they should.
   class APIBadXMLError < APIError
     def initialize(model, xml, message = "")
-      @model, @xml, @message = model, xml, message
+      @model = model
+      @xml = xml
+      @message = message
     end
 
     def status
@@ -218,7 +222,10 @@ module OSM
   # Raised when the provided version is not equal to the latest in the db.
   class APIVersionMismatchError < APIError
     def initialize(id, type, provided, latest)
-      @id, @type, @provided, @latest = id, type, provided, latest
+      @id = id
+      @type = type
+      @provided = provided
+      @latest = latest
     end
 
     attr_reader :provided, :latest, :id, :type
@@ -236,7 +243,9 @@ module OSM
   # this is now forbidden by the API.
   class APIDuplicateTagsError < APIError
     def initialize(type, id, tag_key)
-      @type, @id, @tag_key = type, id, tag_key
+      @type = type
+      @id = id
+      @tag_key = tag_key
     end
 
     attr_reader :type, :id, :tag_key
@@ -254,7 +263,9 @@ module OSM
   # This prevents ways from being to long and difficult to work with
   class APITooManyWayNodesError < APIError
     def initialize(id, provided, max)
-      @id, @provided, @max = id, provided, max
+      @id = id
+      @provided = provided
+      @max = max
     end
 
     attr_reader :id, :provided, :max