Refactoring the limit method

lib/simple_form/inputs/base.rb

@@ -87,19 +87,22 @@ module SimpleForm
       end
 
       def limit
-        decimal_or_float? ? decimal_limit : column_limit
+        if column
+          decimal_or_float? ? decimal_limit : column_limit
+        end
       end
 
       def column_limit
-        column && column.limit
+        column.limit
       end
 
+      # Add one for decimal point
       def decimal_limit
-        column_limit && (column_limit + 1) #for decimal point
+        column_limit && (column_limit + 1)
       end
 
       def decimal_or_float?
-        column && column.number? && column.type != :integer
+        column.number? && column.type != :integer
       end
 
       def nested_boolean_style?