Class: RSMP::Clock

Inherits:
Object
  • Object
show all
Defined in:
lib/rsmp/helpers/clock.rb

Overview

Get the current time in UTC, with optional adjustment. Conversion to string uses the RSMP format 2015-06-08T12:01:39.654Z Use ‘Clock.to_s` to format times in RSMP format.

Instance Attribute Summary collapse

Class Method Summary collapse

Instance Method Summary collapse

Constructor Details

#initialize ⇒ Clock

Returns a new instance of Clock.



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# File 'lib/rsmp/helpers/clock.rb', line 10

def initialize
  @adjustment = 0
end

Instance Attribute Details

#adjustment ⇒ Object (readonly)

Returns the value of attribute adjustment.



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# File 'lib/rsmp/helpers/clock.rb', line 8

def adjustment
  @adjustment
end

Class Method Details

.now ⇒ Object 



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# File 'lib/rsmp/helpers/clock.rb', line 30

def self.now
  Time.now.utc
end

.parse(str) ⇒ Object 



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# File 'lib/rsmp/helpers/clock.rb', line 38

def self.parse(str)
  Time.parse(str)
end

.to_s(time = nil) ⇒ Object 



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# File 'lib/rsmp/helpers/clock.rb', line 34

def self.to_s(time = nil)
  (time || now).strftime('%FT%T.%3NZ')
end

Instance Method Details

#now ⇒ Object 



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# File 'lib/rsmp/helpers/clock.rb', line 22

def now
  Time.now.utc + @adjustment
end

#reset ⇒ Object 



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# File 'lib/rsmp/helpers/clock.rb', line 18

def reset
  @adjustment = 0
end

#set(target) ⇒ Object 



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# File 'lib/rsmp/helpers/clock.rb', line 14

def set(target)
  @adjustment = target - Time.now
end

#to_s ⇒ Object 



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# File 'lib/rsmp/helpers/clock.rb', line 26

def to_s
  Clock.to_s now
end