Sha256: ca2870ecd8ac6ae64f9e40222f15247eb13f0a3158a429c614ab717d8e11cc50
Contents?: true
Size: 281 Bytes
Versions: 15
Compression:
Stored size: 281 Bytes
Contents
class Array
def info_by_rule(info, &rule)
counts = self.group_by{|x|
rule.(x)
}.to_a.map{|x|
x[1] = info.(x[1])
x
}
Hash[counts]
end
def count_by_rule(&rule)
info_by_rule(->(x){
x.count
}){|x|
rule.(x)
}
end
end
Version data entries
15 entries across 15 versions & 1 rubygems