Module: WAB::Utils

Defined in:
lib/wab/utils.rb

Constant Summary collapse

UUID_REGEX = 
/^[0-9a-f]{8}-[0-9a-f]{4}-[0-9a-f]{4}-[0-9a-f]{4}-[0-9a-f]{12}$/.freeze
TIME_REGEX = 
/^\d{4}-\d{2}-\d{2}T\d{2}\:\d{2}\:\d{2}\.\d{9}Z$/.freeze

Class Method Summary collapse

Class Method Details

.populated_hash?(obj) ⇒ Boolean

Determine if a given object is not an empty Hash

Returns:

  • (Boolean) 


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# File 'lib/wab/utils.rb', line 17

def populated_hash?(obj)
  obj.is_a?(Hash) && !obj.empty?
end

.pre_24_fixnum?(obj) ⇒ Boolean

Detect if ‘obj` is an instance of `Fixnum` from Ruby older than 2.4.x

Returns:

  • (Boolean) 


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# File 'lib/wab/utils.rb', line 12

def pre_24_fixnum?(obj)
  24 > ruby_series && obj.is_a?(Fixnum)
end

.ruby_series ⇒ Object 



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# File 'lib/wab/utils.rb', line 7

def ruby_series
  RbConfig::CONFIG.values_at('MAJOR', 'MINOR').join.to_i
end

.uuid_format?(str) ⇒ Boolean

Detect if given string matches ISO/IEC UUID format: “123e4567-e89b-12d3-a456-426655440000”

Returns:

  • (Boolean) 


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# File 'lib/wab/utils.rb', line 23

def uuid_format?(str)
  return false unless 36 == str.length
  UUID_REGEX === str
end

.wab_time_format?(str) ⇒ Boolean

Detect if given string matches a Time format as encoded by WAB components: “2017-09-01T12:45:15.123456789Z”

Returns:

  • (Boolean) 


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# File 'lib/wab/utils.rb', line 30

def wab_time_format?(str)
  return false unless 30 == str.length
  TIME_REGEX === str
end