Module: Must::StructInfo::Browser

Extended by:
Browser
Includes:
Classify
Included in:
Browser
Defined in:
lib/must/struct_info.rb

Instance Method Summary collapse

Methods included from Classify

#class?, #classify

Instance Method Details

#compact(obj) ⇒ Object 



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# File 'lib/must/struct_info.rb', line 17

def compact(obj)
  case obj
  when Hash
    obj.empty? ? Hash : Hash[*obj.first.map{|i| compact(i)}]
  when Array
    obj.empty? ? Array : [compact(obj.first)]
  else
    classify(obj)
  end
end

#same?(src, dst) ⇒ Boolean 



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# File 'lib/must/struct_info.rb', line 39

def same?(src, dst)
  case src
  when Hash
    return true if dst == Hash
    dst.must(Hash)
    return true if src.empty?
    return true if dst.empty?
    key1, val1 = src.first
    key2, val2 = dst.first
    key1.must(key2)
    val1.must(val2)

  when Array
    return true if dst == Array
    dst.must(Array)
    return true if src.empty?
    return true if dst.empty?
    src.first.must(dst.first)

  else
    # 1.must.struct(2)
    # 1.must.struct(Integer)
    dst_class = classify(dst)
    return true if classify(src).ancestors.include?(dst_class)

    # Fixnum.must.struct(2)
    return true if class?(src) and src.ancestors.include?(dst_class)

    return false
  end
  return true

rescue Must::Invalid
  return false
end

#types(obj) ⇒ Object 



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# File 'lib/must/struct_info.rb', line 28

def types(obj)
  case obj
  when Hash
    ([Hash] + (obj.first || []).map{|i| types(i)}.flatten).uniq
  when Array
    ([Array] + obj.map{|i| types(i)}.flatten).uniq
  else
    [classify(obj)]
  end
end