Class: Musicality::Tasks::FileRaker

Inherits:
Rake::TaskLib
  • Object
show all
Defined in:
lib/musicality/project/file_raker.rb

Direct Known Subclasses

Audio, LilyPond, MIDI, SuperCollider, Visual, YAML

Defined Under Namespace

Classes: Audio, LilyPond, MIDI, SuperCollider, Visual, YAML

Instance Attribute Summary collapse

Instance Method Summary collapse

Constructor Details

#initialize(parent_filelist, task_name, file_ext, &rule_block) ⇒ FileRaker

Returns a new instance of FileRaker.

Raises:

  • (ArgumentError) 


7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
 
# File 'lib/musicality/project/file_raker.rb', line 7

def initialize parent_filelist, task_name, file_ext, &rule_block
  raise ArgumentError, "parent filelist is empty" if parent_filelist.empty?
  raise ArgumentError, "no rule block given" unless block_given?

  parent_exts = parent_filelist.map {|str| File.extname(str) }.uniq
  raise ArgumentError, "multiple file extensions in parent filelist: #{parent_filelist}" unless parent_exts.one?

  @task_name, @file_ext = task_name, file_ext
  @subdirs = parent_filelist.pathmap("#{Project::OUT_DIR}/%n")
  @files = parent_filelist.pathmap("#{Project::OUT_DIR}/%n/%n#{file_ext}")

  directory Project::OUT_DIR
  @subdirs.each { |subdir| directory subdir }
  task task_name => [Project::OUT_DIR] + @subdirs + @files

  find_parent_file = lambda do |f|
    parent_filelist.detect do |f2|
      File.basename(f2.ext("")) == File.basename(f.ext(""))
    end
  end

  rule file_ext => find_parent_file do |t|
    rule_block.call(t)
  end
end

Instance Attribute Details

#file_ext ⇒ Object (readonly)

Returns the value of attribute file_ext.



5
6
7
 
# File 'lib/musicality/project/file_raker.rb', line 5

def file_ext
  @file_ext
end

#files ⇒ Object (readonly)

Returns the value of attribute files.



5
6
7
 
# File 'lib/musicality/project/file_raker.rb', line 5

def files
  @files
end

#subdirs ⇒ Object (readonly)

Returns the value of attribute subdirs.



5
6
7
 
# File 'lib/musicality/project/file_raker.rb', line 5

def subdirs
  @subdirs
end

#task_name ⇒ Object (readonly)

Returns the value of attribute task_name.



5
6
7
 
# File 'lib/musicality/project/file_raker.rb', line 5

def task_name
  @task_name
end