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module TablePrint
module HashExtensions
module ConstructiveMerge
def constructive_merge(hash)
target = dup
hash.keys.each do |key|
if hash[key].is_a? Hash and self[key].is_a? Hash
target[key].extend ConstructiveMerge
target[key] = target[key].constructive_merge(hash[key])
next
end
target[key] = hash[key]
end
target
end
def constructive_merge!(hash)
target = self
hash.keys.each do |key|
if hash[key].is_a? Hash and self[key].is_a? Hash
target[key].extend ConstructiveMerge
target[key] = target[key].constructive_merge(hash[key])
next
end
target[key] = hash[key]
end
target
end
end
end
end
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