Method: Waitress::QueryParser.normalize

Defined in:
lib/waitress/parse/query.rb

.normalize(hash, name, v) ⇒ Object



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# File 'lib/waitress/parse/query.rb', line 26

def self.normalize hash, name, v
  name =~ %r(\A[\[\]]*([^\[\]]+)\]*)
  k = $1 || ''
  after = $' || ''

  return if k.empty?

  if after == ""
    hash[k] = v
  elsif after == "["
    hash[name] = v
  elsif after == "[]"
    hash[k] ||= []
    raise TypeError, "expected Array (got #{hash[k].class.name}) for param `#{k}'" unless hash[k].is_a?(Array)
    hash[k] << v
  elsif after =~ %r(^\[\]\[([^\[\]]+)\]$) || after =~ %r(^\[\](.+)$)
    child_key = $1
    hash[k] ||= []
    raise TypeError, "expected Array (got #{hash[k].class.name}) for param `#{k}'" unless hash[k].is_a?(Array)
    if hash[k].last.is_a?(Hash) && !hash[k].last.key?(child_key)
      normalize(hash[k].last, child_key, v)
    else
      hash[k] << normalize({}, child_key, v)
    end
  else
    hash[k] ||= {}
    raise TypeError, "expected Hash (got #{hash[k].class.name}) for param `#{k}'" unless hash[k].is_a?(Hash)
    hash[k] = normalize(hash[k], after, v)
  end

  hash
end