Class: Outcome

Inherits:
Object show all
Defined in:
lib/mobiusloop/outcome.rb

Constant Summary collapse

FILENAME = 
'measures'

Instance Attribute Summary collapse

Instance Method Summary collapse

Constructor Details

#initialize(name, scale, persist = false) ⇒ Outcome

register a name (String) and scale (Scale) of measurement at creation time



20
21
22
23
24
25
26
 
# File 'lib/mobiusloop/outcome.rb', line 20

def initialize(name, scale, persist = false)
  raise "name must not be nil" if name == nil
  raise "scale must be of type Scale" unless scale.is_a? Scale
  @name = name
  @scale = scale
  @persist = persist
end

Instance Attribute Details

#baseline ⇒ Object

Returns the value of attribute baseline.



11
12
13
 
# File 'lib/mobiusloop/outcome.rb', line 11

def baseline
  @baseline
end

#baseline_date ⇒ Object

Returns the value of attribute baseline_date.



12
13
14
 
# File 'lib/mobiusloop/outcome.rb', line 12

def baseline_date
  @baseline_date
end

#last_measure ⇒ Object (readonly)

Returns the value of attribute last_measure.



17
18
19
 
# File 'lib/mobiusloop/outcome.rb', line 17

def last_measure
  @last_measure
end

#name ⇒ Object (readonly)

Returns the value of attribute name.



10
11
12
 
# File 'lib/mobiusloop/outcome.rb', line 10

def name
  @name
end

#persist ⇒ Object

Returns the value of attribute persist.



16
17
18
 
# File 'lib/mobiusloop/outcome.rb', line 16

def persist
  @persist
end

#scale ⇒ Object (readonly)

Returns the value of attribute scale.



15
16
17
 
# File 'lib/mobiusloop/outcome.rb', line 15

def scale
  @scale
end

#target ⇒ Object

Returns the value of attribute target.



13
14
15
 
# File 'lib/mobiusloop/outcome.rb', line 13

def target
  @target
end

#target_date ⇒ Object

Returns the value of attribute target_date.



14
15
16
 
# File 'lib/mobiusloop/outcome.rb', line 14

def target_date
  @target_date
end

Instance Method Details

#format_number(measure) ⇒ Object

format number for display (1000000 => 1,000,000) unless number starts with 0 or .



52
53
54
55
56
57
58
 
# File 'lib/mobiusloop/outcome.rb', line 52

def format_number(measure)
  if measure != nil || measure.value != nil
    whole, decimal = measure.value.to_s.split(".")
    whole_with_commas = whole.chars.to_a.reverse.each_slice(3).map(&:join).join(",").reverse
    [whole_with_commas, decimal].compact.join(".")
  end
end

#measure ⇒ Object

perform the measurement using the provide scale delegate the details to any class extending Scale TODO: Change measurement to benchmark



31
32
33
34
35
36
37
38
39
40
 
# File 'lib/mobiusloop/outcome.rb', line 31

def measure
  begin
    start_time = Time.now
    @last_measure = @scale.measure
    elapsed_time = (Time.now - start_time)
    return "Success! Measured " + format_number(@last_measure) + " " + @name + " in #{elapsed_time.round(1)} seconds!"
  rescue Exception => e
    return "Error! Measurement failed with message: " + e.message
  end
end

#report ⇒ Object

used to report progress towards goals



43
44
45
46
47
48
 
# File 'lib/mobiusloop/outcome.rb', line 43

def report
  report = ""
  report << report_progress
  report << report_remaining
  report
end