Sha256: 3a67d31ee677d555d461f69801e7f195a7a8e4ad8a11ad52b3006331432f7e61
Contents?: true
Size: 1.04 KB
Versions: 8
Compression:
Stored size: 1.04 KB
Contents
=begin rdoc
Hash extentions
=end
class Hash
alias :old_select :select
def select(&block)
Hash[*self.old_select(&block).inject([]){|res,(k,v)| res << k << v}]
end
def extract!(&block)
o = select(&block)
o.keys.each {|k| self.delete(k) }
o
end
def append(other_hash)
returning Hash.new do |h|
h.merge!(self)
other_hash.each do |k,v|
h[k] = has_key?(k) ? [self[k], v].flatten.uniq : v
end
end
end
def append!(other_hash)
other_hash.each do |k,v|
self[k] = has_key?(k) ? [self[k], v].flatten.uniq : v
end
self
end
def safe_merge(other_hash)
merge(other_hash.delete_if {|k,v| has_key?(k) })
end
def safe_merge!(other_hash)
merge!(other_hash.delete_if {|k,v| has_key?(k) && !v.nil? })
end
def flush_out(pre="", post="")
map {|k,v| "#{pre}#{k} => #{v.to_option_string}#{post}"}
end
def to_os
m={}
each {|k,v| m[k] = v.to_os }
MyOpenStruct.new(m)
end
def method_missing(sym, *args, &block)
key?(sym) ? fetch(sym) : super
end
end
Version data entries
8 entries across 8 versions & 1 rubygems