Class: Seed::Manifest

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

Instance Method Summary collapse

Constructor Details

#initialize(configuration) ⇒ Manifest

Returns a new instance of Manifest.



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# File 'lib/seed/manifest.rb', line 5

def initialize(configuration)
  @configuration = configuration
  @paths = []
end

Instance Method Details

#appends(paths = []) ⇒ Object 



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# File 'lib/seed/manifest.rb', line 10

def appends(paths = [])
  @paths << paths
  @paths.flatten!
end

#current ⇒ Hash

Returns:

  • (Hash) 


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# File 'lib/seed/manifest.rb', line 28

def current
  @current ||= self.generate_manifest
end

#diff? ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'lib/seed/manifest.rb', line 15

def diff?
  self.current.hash != self.latest.hash
end

#generate_manifest ⇒ Object 



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# File 'lib/seed/manifest.rb', line 45

def generate_manifest
  hash = {}
  @paths.each do |path|
    next unless File.exist?(path)
    content = File.read(path)
    hash[path] = Digest::SHA256.new.update(content).hexdigest
  end
  hash
end

#latest ⇒ Hash

Returns:

  • (Hash) 


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# File 'lib/seed/manifest.rb', line 33

def latest
  @configuration.make_tmp_dir

  open(self.manifest_path, File::RDONLY | File::CREAT) do |io|
    JSON.load(io) rescue {}
  end
end

#manifest_path ⇒ Object 



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# File 'lib/seed/manifest.rb', line 41

def manifest_path
  @configuration.base_path.join('seed_manifest.json')
end

#save ⇒ Object 



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# File 'lib/seed/manifest.rb', line 19

def save
  @configuration.make_tmp_dir

  open(self.manifest_path, File::WRONLY | File::CREAT | File::TRUNC) do |io|
    JSON.dump(self.current, io)
  end
end