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Contents
# 这个类是用来对Hash链路进行二元数组化的一个链路存储
module Aio::Base::Toolkit
class Chain
def initialize
@chain = []
end
# 分裂出多条key值数组
def split(key, num)
if @chain.empty?
num.times { @chain.push [key.to_s] }
else
last = @chain.pop
tmp = ::Array.new(num) { last.clone << key }
@chain.concat tmp
@chain
end
end
# 获取一条链路
def get_line
@chain.pop
end
def empty?
@chain.empty?
end
end
# 将嵌套的Hash变成二元数组
module Hash
def self.flat_cm1(cm, chain, res)
Hash.flat(cm, chain, res, :cm1)
end
def self.flat_cm2(cm, chain, res)
Hash.flat(cm, chain, res, :cm2)
end
# 返回的是以StringConcat为元素的数组
def self.flat(cm, chain, res, cm_type)
cm.each_pair do |key, val|
if val.kind_of? ::Hash
chain.split(key, val.size)
Aio::Base::Toolkit::Hash.flat(val, chain, res, cm_type)
else
last_chain = chain.get_line unless chain.empty?
last_chain ||= []
last_chain.push(key.to_s)
last_chain.push(val)
res << StringConcat.new(last_chain, cm_type)
end
end
end
# 建立一个结构体，方便包含cm的类型进行比较
StringConcat = Struct.new(:line, :string, :cm_type) do
def initialize(line, cm_type)
super(
line,
long_name(line),
cm_type
)
end
def long_name(arr)
res = ''
arr.each { |x| res += x.to_s }
res
end
# 判断与另一个StringConcat是否相等
def eql?(other)
self.string == other.string
end
def inspect
self.line
end
def to_s
self.string
end
end
end
end
Version data entries
17 entries across 17 versions & 1 rubygems