Class: Spud::TaskRunners::SpudTaskRunner::Dependency

Inherits:
Object
  • Object
show all
Extended by:
T::Sig
Defined in:
lib/spud/task_runners/spud_task_runner/dependency.rb

Instance Attribute Summary collapse

Instance Method Summary collapse

Constructor Details

#initialize(source, target) ⇒ Dependency

Returns a new instance of Dependency.



17
18
19
20
 
# File 'lib/spud/task_runners/spud_task_runner/dependency.rb', line 17

def initialize(source, target)
  @sources = [source].flatten
  @targets = [target].flatten
end

Instance Attribute Details

#sources ⇒ Object (readonly)

Returns the value of attribute sources.



11
12
13
 
# File 'lib/spud/task_runners/spud_task_runner/dependency.rb', line 11

def sources
  @sources
end

#targets ⇒ Object (readonly)

Returns the value of attribute targets.



14
15
16
 
# File 'lib/spud/task_runners/spud_task_runner/dependency.rb', line 14

def targets
  @targets
end

Instance Method Details

#need_to_update? ⇒ Boolean

Returns:

  • (Boolean) 


23
24
25
 
# File 'lib/spud/task_runners/spud_task_runner/dependency.rb', line 23

def need_to_update?
  !up_to_date?
end

#up_to_date? ⇒ Boolean

Returns:

  • (Boolean) 


28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
 
# File 'lib/spud/task_runners/spud_task_runner/dependency.rb', line 28

def up_to_date?
  source_filenames = Dir[*@sources]
  return true if source_filenames.empty?

  newest_source = source_filenames
    .map(&File.method(:stat))
    .map(&:mtime)
    .max

  target_filenames = Dir[*@targets]
  return false if target_filenames.empty?

  oldest_target = target_filenames
    .map(&File.method(:stat))
    .map(&:mtime)
    .min

  newest_source < oldest_target
end