lib/rubocop/cop/cop.rb in rubocop-0.5.0 vs lib/rubocop/cop/cop.rb in rubocop-0.6.0

@@ -30,11 +30,11 @@
       end
     end
 
     class Cop
       attr_accessor :offences
-      attr_writer :correlations
+      attr_writer :correlations, :disabled_lines
 
       @all = []
       @config = {}
 
       class << self
@@ -53,11 +53,13 @@
       def has_report?
         !@offences.empty?
       end
 
       def add_offence(severity, line_number, message)
-        @offences << Offence.new(severity, line_number, message)
+        unless @disabled_lines && @disabled_lines.include?(line_number)
+          @offences << Offence.new(severity, line_number, message)
+        end
       end
 
       private
 
       def each_parent_of(sym, sexp)
@@ -81,16 +83,26 @@
         sexp.each do |elem|
           each(sym, elem) { |s| yield s } if Array === elem
         end
       end
 
+      def find_all(sym, sexp)
+        result = []
+        each(sym, sexp) { |s| result << s }
+        result
+      end
+
+      def find_first(sym, sexp)
+        find_all(sym, sexp).first
+      end
+
       def whitespace?(token)
         [:on_sp, :on_ignored_nl, :on_nl].include?(token.type)
       end
 
       def all_positions(sexp)
         return [sexp[2]] if sexp[0] =~ /^@/
-        sexp.grep(Array).reduce([]) { |memo, s| memo + all_positions(s) }
+        sexp.grep(Array).reduce([]) { |a, e| a + all_positions(e) }
       end
     end
   end
 end