Class: FileDep

Inherits:
Object
  • Object
show all
Defined in:
lib/file_dep.rb

Overview

File dependencies for commands

Instance Attribute Summary collapse

Instance Method Summary collapse

Constructor Details

#initialize(glob, type) ⇒ FileDep

Returns a new instance of FileDep.



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# File 'lib/file_dep.rb', line 7

def initialize(glob, type)
  # Can be a string like "main.c" or "src/*.c", or an array like
  # ["src/main.c", "src/lib/*.c"]
  @glob = glob
  # :each or :all
  @type = type
  # SingleFile, or MultiFile
  @file_obj = nil
end

Instance Attribute Details

#type ⇒ Object

Returns the value of attribute type.



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# File 'lib/file_dep.rb', line 5

def type
  @type
end

Instance Method Details

#each_file(&fn) ⇒ Object

Run fn for each file, passing the file name to fn



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# File 'lib/file_dep.rb', line 18

def each_file(&fn)
  # Check if already a file object collected
  if !@file_obj.nil?
    if @type == :each
      # @file_obj = []SingleFile
      @file_obj.each do |file_o|
        fn.call(file_o.path)
      end
    else
      # @file_obj = MultiFiles
      @file_obj.each do |file|
        fn.call(file)
      end
    end

    return
  end

  # Collect the file object
  
  # initialize files as an empty array. This will contain full paths to
  # files, which well then be put into @file_obj as either a []SingleFile
  # or MultiFiles
  files = []
  
  globs = nil
  if @glob.respond_to? :each
    # array
    globs = @glob
  else
    # string
    globs = [@glob]
  end

  globs.each do |glob|
    Dir[glob].each do |file|
      fn.call(file)
      files << file
    end
  end

  # set the @file_obj
  if @type == :each
    @file_obj = files.map { |file| SingleFile.new file }
  else
    @file_obj = MultiFiles.new files
  end
end

#files ⇒ Object

retuns the file/files object(s) will return either []SingleFile or MultiFiles



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# File 'lib/file_dep.rb', line 69

def files
  if @file_obj.nil?
    # Collect file_obj first
    self.each_file { |f| }
  end

  return @file_obj
end