Module: Hyperb::Utils

Included in:
Compose, Container, Containers, Func, Funcs, HostConfig, Images, Network, Services, Snapshots, Volume, Volumes
Defined in:
lib/hyperb/utils.rb

Overview

utils functions

Instance Method Summary collapse

Instance Method Details

#camelize(value) ⇒ Object

converts from Symbol or String to CamelCase

Returns:

  • String



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# File 'lib/hyperb/utils.rb', line 6

def camelize(value)
  value.to_s.split('_').collect(&:capitalize).join
end

#check_arguments(params, *args) ⇒ Boolean

checks if all args are keys into the hash

Parameters:

  • params (Hash) —

    hash to check.

  • *args (Hash) —

    a customizable set of options

Returns:

  • (Boolean) 


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# File 'lib/hyperb/utils.rb', line 16

def check_arguments(params, *args)
  contains = true
  args.each do |arg|
    contains = false unless params.key? arg.to_sym
  end
  contains
end

#downcase_symbolize(obj) ⇒ Object

hyper.sh responses are capital camel cased json, ie:

“value”

this fn is used to format all hyper.sh api reponses



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# File 'lib/hyperb/utils.rb', line 29

def downcase_symbolize(obj)
  if obj.is_a? Hash
    return obj.each_with_object({}) do |(k, v), memo|
      memo.tap { |m| m[underscore(k).to_sym] = downcase_symbolize(v) }
    end
  end

  if obj.is_a? Array
    return obj.each_with_object([]) do |v, memo|
      memo << downcase_symbolize(v)
      memo
    end
  end
  obj
end

#prepare_json(params = {}) ⇒ Object

prepares all json payloads before sending to hyper

input: { foo_bar: ‘test’ } output: {‘FooBar’: ‘test’ }



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# File 'lib/hyperb/utils.rb', line 49

def prepare_json(params = {})
  json = {}
  params.each do |key, value|
    value = prepare_json(value) if value.is_a?(Hash)
    json[camelize(key)] = value
  end
  json
end

#underscore(camel_cased_word) ⇒ Object

based on api.rubyonrails.org/classes/ActiveSupport/Inflector.html#method-i-underscore

underscores and symbolize a string

Parameters:

  • word (String) 


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# File 'lib/hyperb/utils.rb', line 63

def underscore(camel_cased_word)
  return camel_cased_word unless camel_cased_word =~ /[A-Z-]|::/
  word = camel_cased_word.to_s.gsub(/::/, '/')
  word.gsub!(/([A-Z\d]+)([A-Z][a-z])/,'\1_\2')
  word.gsub!(/([a-z\d])([A-Z])/,'\1_\2')
  word.tr!('-', '_')
  word.downcase!
  word.to_sym
end