diff options
Diffstat (limited to 'lib/merge.rb')
| -rw-r--r-- | lib/merge.rb | 14 |
1 files changed, 9 insertions, 5 deletions
diff --git a/lib/merge.rb b/lib/merge.rb index 527415e..ecbe133 100644 --- a/lib/merge.rb +++ b/lib/merge.rb @@ -20,8 +20,7 @@ module Lib def self.merge_array_objects( array ) return nil if array.size == nil return array[0] if array.size==1 - - m = self.merge_objects(array[0], array[1] ) + m = self.merge_objects(array[0], array[1]) (2..array.size-1).each do |i| m = self.merge_objects(m, array[i] ) end @@ -33,8 +32,7 @@ module Lib end def self.merge_objects( object1, object2 ) - - raise "classes not equal" if object1.class != object2.class + raise "classes not equal : "+object1.class.to_s+" != "+object2.class.to_s if object1.class != object2.class object_class = object1.class raise "register which attributes to merge first, nothing found for class "+object_class.to_s unless merge_attributes_registered?(object_class) raise "not supported, successivly add unmerged object to a merge object" if merge_count(object2)>1 @@ -71,6 +69,11 @@ module Lib variance = nil if (avg=avg_attribute?(object_class, attribute)) || sum_attribute?(object_class, attribute) + # we string to numerics if wanted, value1 is no string anymore if weight>1 + if value2.is_a?(String) and ((weight1==1 and value1.is_a?(String)) or (weight1>1 and value1.is_a?(Numeric))) + value1 = value1.to_f + value2 = value2.to_f + end if (value1==nil and value2==nil ) #do nothing elsif value1.is_a?(Numeric) and value2.is_a?(Numeric) @@ -104,7 +107,8 @@ module Lib end end else - raise "invalid, cannot avg/sum non-numeric content for attribute: "+attribute.to_s+" contents: '"+value1.to_s+"', '"+value2.to_s+"'" + raise "invalid, cannot avg/sum non-numeric content for attribute: "+attribute.to_s+" contents: '"+value1.to_s+"' ("+ + value1.class.to_s+"), '"+value2.to_s+"' ("+value2.class.to_s+")" end elsif non_numeric_attribute?(object_class, attribute) if (value1.is_a?(Hash) and value2.is_a?(Hash)) |