Class: Diggit::Dig

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

Overview

Main diggit class. It must be runned in a folder containing a ‘.dgit folder with a proper configuration. Access configuration, options, sources and journal from this object. It implements the singleton pattern. You can initialize it via Dig.init and retrieve the instance via Dig.it.

Constant Summary collapse

DGIT_FOLDER = 
".dgit".freeze

Instance Attribute Summary collapse

Class Method Summary collapse

Instance Method Summary collapse

Constructor Details

#initialize(folder) ⇒ Dig

Constructor. Should not be called directly. Use init and it instead.



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# File 'lib/dgit/core.rb', line 373

def initialize(folder)
	raise "Folder #{folder} is not a diggit folder." unless File.exist?(File.expand_path(DGIT_FOLDER, folder))
	@plugin_loader = PluginLoader.instance
	@folder = folder
end

Instance Attribute Details

#config ⇒ Config (readonly)

Returns the config.

Returns:



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# File 'lib/dgit/core.rb', line 302

class Dig
	DGIT_FOLDER = ".dgit".freeze
	DGIT_SOURCES = "sources".freeze
	DGIT_CONFIG = "config".freeze
	DGIT_OPTIONS = "options".freeze
	DGIT_JOURNAL = "journal".freeze

	private_constant :DGIT_SOURCES, :DGIT_CONFIG, :DGIT_OPTIONS, :DGIT_JOURNAL

	attr_reader :config, :options, :journal, :plugin_loader, :folder

	@diggit = nil

	# Returns the diggit instance.
	# @return [Dig] the instance.
	def self.it
		raise "Diggit has not been initialized." if @diggit.nil?
		@diggit
	end

	# Initialize and return the diggit instance into the given folder.
	# @param folder [String] the path to the folder.
	# @return [Dig] the instance.
	def self.init(folder = '.')
		@diggit = Dig.new(folder)
		@diggit.load_options
		@diggit.load_config
		@diggit.load_journal
		@diggit
	end

	# Initialize a folder to be a diggit folder by creating an empty configuration.
	# It creates a `.dgit` folder containing a `journal`, `config`, `options` files.
	# It also creates an empty `sources` folder and an empty `plugins` folder.
	# Directory creation is skipped if the `.dgit` folder already exists.
	# @param folder [String] the path to the folder.
	# @return [void]
	def self.init_dir(folder = '.')
		dgit_folder = File.expand_path(DGIT_FOLDER, folder)
		unless File.exist?(dgit_folder)
			FileUtils.mkdir(dgit_folder)
			Oj.to_file(File.expand_path(DGIT_CONFIG, dgit_folder), Config.empty_config)
			Oj.to_file(File.expand_path(DGIT_OPTIONS, dgit_folder), {})
			FileUtils.touch(File.expand_path(DGIT_SOURCES, dgit_folder))
			Oj.to_file(File.expand_path(DGIT_JOURNAL, dgit_folder), Journal.new)
		end
		FileUtils.mkdir(File.expand_path('sources', folder)) unless File.exist?(File.expand_path('sources', folder))
		return if File.exist?(File.expand_path("plugins", folder))
		FileUtils.mkdir_p(File.expand_path("plugins", folder))
		FileUtils.mkdir_p(File.expand_path("plugins/analysis", folder))
		FileUtils.mkdir_p(File.expand_path("plugins/addon", folder))
		FileUtils.mkdir_p(File.expand_path("plugins/join", folder))
	end

	# Return the path of the given config file
	# @param name [String] name of the file
	# @return [String] the path to the file.
	def config_path(name)
		File.expand_path(name, File.expand_path(DGIT_FOLDER, @folder))
	end

	# Return the path of the given file in the diggit folder
	# @param name [String] name of the file
	# @return [String] the path to the file.
	def file_path(name)
		File.expand_path(name, @folder)
	end

	# Constructor. Should not be called directly.
	# Use {.init} and {.it} instead.
	# @return [Dig] a diggit object.
	def initialize(folder)
		raise "Folder #{folder} is not a diggit folder." unless File.exist?(File.expand_path(DGIT_FOLDER, folder))
		@plugin_loader = PluginLoader.instance
		@folder = folder
	end

	# Load the journal from `.dgit/journal`
	# @return [void]
	def load_journal
		url_array = []
		IO.readlines(config_path(DGIT_SOURCES)).each { |l| url_array << l.strip }
		@journal = Oj.load_file(config_path(DGIT_JOURNAL))
		url_array.each do |url|
			@journal.add_source(url)
		end
	end

	# Save the journal to `.dgit/journal`
	# @return [void]
	def save_journal
		File.open(config_path(DGIT_SOURCES), "w") { |f| @journal.sources.each { |source| f.puts(source.url) } }
		Oj.to_file(config_path(DGIT_JOURNAL), @journal, indent: 2)
	end

	# Load the options from `.dgit/options`
	# @return [void]
	def load_options
		@options = Oj.load_file(config_path(DGIT_OPTIONS))
	end

	# Save the options to `.dgit/options`
	# @return [void]
	def save_options
		Oj.to_file(config_path(DGIT_OPTIONS), options)
	end

	# Load the config from `.dgit/config`
	# @return [void]
	def load_config
		@config = Config.new(Oj.load_file(config_path(DGIT_CONFIG)))
	end

	# Save the config to `.dgit/config`
	# @return [void]
	def save_config
		config_hash = @config.to_hash
		Oj.to_file(config_path(DGIT_CONFIG), config_hash)
	end

	# Clone the repository of all sources with the given source ids.
	# @param source_ids [Array<Integer>] the ids of the sources.
	# @return [void]
	def clone(*source_ids)
		@journal.sources_by_ids(*source_ids).select { |s| s.entry.new? }.each(&:clone)
	ensure
		save_journal
	end

	# Perform the given analyses on sources with the given ids using the given mode.
	# @param source_ids [Array<Integer>] the ids of the sources.
	# @param analyses [Array<String>] the names of the analyses.
	# @param mode [Symbol] the mode: `:run`, `:rerun` or `:clean`.
	# @return [void]
	def analyze(source_ids = [], analyses = [], mode = :run)
		@journal.sources_by_ids(*source_ids).select { |s| s.entry.cloned? }.each do |s|
			@config.get_analyses(*analyses).each do |klass|
				a = klass.new(@options)
				s.load_repository
				a.source = s
				clean(a, s.entry) if clean_mode?(mode) && s.entry.has?(a)
				run(a, s.entry) if run_mode?(mode) && !s.entry.has?(a)
			end
		end
	end

	# Perform the given joins on sources with the given ids using the given mode.
	# @param source_ids [Array<Integer>] the ids of the sources.
	# @param joins [Array<String>] the names of the analyses.
	# @param mode [Symbol] the mode: `:run`, `:rerun` or `:clean`.
	# @return [void]
	def join(source_ids = [], joins = [], mode = :run)
		@config.get_joins(*joins).each do |klass|
			j = klass.new(@options)
			clean(j, @journal.workspace) if clean_mode?(mode) && @journal.workspace.has?(j)
			source_array = @journal.sources_by_ids(*source_ids).select do |s|
				s.entry.cloned? && (klass.required_analyses - s.entry.performed.map(&:name)).empty?
			end
			j.sources = source_array
			run(j, @journal.workspace) if run_mode?(mode) && !source_array.empty? && !@journal.workspace.has?(j)
		end
	end

		private

	def clean_mode?(mode)
		mode == :rerun || mode == :clean
	end

	def run_mode?(mode)
		mode == :rerun || mode == :run
	end

	def clean(runnable, placeholder)
		placeholder.clean(runnable)
		entry = RunnableEntry.new(runnable)
		begin
			runnable.clean
		rescue StandardError => e
			entry.toc
			entry.error = e
			placeholder.canceled << entry
			Log.error "Error cleaning #{runnable.name}: #{e}"
			e.backtrace.each { |l| Log.debug(l) }
		ensure
			save_journal
		end
	end

	def run(runnable, placeholder)
		entry = RunnableEntry.new(runnable)
		begin
			runnable.run
		rescue StandardError => e
			entry.toc
			entry.error = e
			placeholder.canceled << entry
			Log.error "Error running #{runnable.name}: #{e}"
			e.backtrace.each { |l| Log.debug(l) }
		else
			entry.toc
			placeholder.performed << entry
		ensure
			save_journal
		end
	end
end

#folder ⇒ String (readonly)

Returns the folder in which diggit is running.

Returns:

  • (String) —

    the folder in which diggit is running.



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# File 'lib/dgit/core.rb', line 302

class Dig
	DGIT_FOLDER = ".dgit".freeze
	DGIT_SOURCES = "sources".freeze
	DGIT_CONFIG = "config".freeze
	DGIT_OPTIONS = "options".freeze
	DGIT_JOURNAL = "journal".freeze

	private_constant :DGIT_SOURCES, :DGIT_CONFIG, :DGIT_OPTIONS, :DGIT_JOURNAL

	attr_reader :config, :options, :journal, :plugin_loader, :folder

	@diggit = nil

	# Returns the diggit instance.
	# @return [Dig] the instance.
	def self.it
		raise "Diggit has not been initialized." if @diggit.nil?
		@diggit
	end

	# Initialize and return the diggit instance into the given folder.
	# @param folder [String] the path to the folder.
	# @return [Dig] the instance.
	def self.init(folder = '.')
		@diggit = Dig.new(folder)
		@diggit.load_options
		@diggit.load_config
		@diggit.load_journal
		@diggit
	end

	# Initialize a folder to be a diggit folder by creating an empty configuration.
	# It creates a `.dgit` folder containing a `journal`, `config`, `options` files.
	# It also creates an empty `sources` folder and an empty `plugins` folder.
	# Directory creation is skipped if the `.dgit` folder already exists.
	# @param folder [String] the path to the folder.
	# @return [void]
	def self.init_dir(folder = '.')
		dgit_folder = File.expand_path(DGIT_FOLDER, folder)
		unless File.exist?(dgit_folder)
			FileUtils.mkdir(dgit_folder)
			Oj.to_file(File.expand_path(DGIT_CONFIG, dgit_folder), Config.empty_config)
			Oj.to_file(File.expand_path(DGIT_OPTIONS, dgit_folder), {})
			FileUtils.touch(File.expand_path(DGIT_SOURCES, dgit_folder))
			Oj.to_file(File.expand_path(DGIT_JOURNAL, dgit_folder), Journal.new)
		end
		FileUtils.mkdir(File.expand_path('sources', folder)) unless File.exist?(File.expand_path('sources', folder))
		return if File.exist?(File.expand_path("plugins", folder))
		FileUtils.mkdir_p(File.expand_path("plugins", folder))
		FileUtils.mkdir_p(File.expand_path("plugins/analysis", folder))
		FileUtils.mkdir_p(File.expand_path("plugins/addon", folder))
		FileUtils.mkdir_p(File.expand_path("plugins/join", folder))
	end

	# Return the path of the given config file
	# @param name [String] name of the file
	# @return [String] the path to the file.
	def config_path(name)
		File.expand_path(name, File.expand_path(DGIT_FOLDER, @folder))
	end

	# Return the path of the given file in the diggit folder
	# @param name [String] name of the file
	# @return [String] the path to the file.
	def file_path(name)
		File.expand_path(name, @folder)
	end

	# Constructor. Should not be called directly.
	# Use {.init} and {.it} instead.
	# @return [Dig] a diggit object.
	def initialize(folder)
		raise "Folder #{folder} is not a diggit folder." unless File.exist?(File.expand_path(DGIT_FOLDER, folder))
		@plugin_loader = PluginLoader.instance
		@folder = folder
	end

	# Load the journal from `.dgit/journal`
	# @return [void]
	def load_journal
		url_array = []
		IO.readlines(config_path(DGIT_SOURCES)).each { |l| url_array << l.strip }
		@journal = Oj.load_file(config_path(DGIT_JOURNAL))
		url_array.each do |url|
			@journal.add_source(url)
		end
	end

	# Save the journal to `.dgit/journal`
	# @return [void]
	def save_journal
		File.open(config_path(DGIT_SOURCES), "w") { |f| @journal.sources.each { |source| f.puts(source.url) } }
		Oj.to_file(config_path(DGIT_JOURNAL), @journal, indent: 2)
	end

	# Load the options from `.dgit/options`
	# @return [void]
	def load_options
		@options = Oj.load_file(config_path(DGIT_OPTIONS))
	end

	# Save the options to `.dgit/options`
	# @return [void]
	def save_options
		Oj.to_file(config_path(DGIT_OPTIONS), options)
	end

	# Load the config from `.dgit/config`
	# @return [void]
	def load_config
		@config = Config.new(Oj.load_file(config_path(DGIT_CONFIG)))
	end

	# Save the config to `.dgit/config`
	# @return [void]
	def save_config
		config_hash = @config.to_hash
		Oj.to_file(config_path(DGIT_CONFIG), config_hash)
	end

	# Clone the repository of all sources with the given source ids.
	# @param source_ids [Array<Integer>] the ids of the sources.
	# @return [void]
	def clone(*source_ids)
		@journal.sources_by_ids(*source_ids).select { |s| s.entry.new? }.each(&:clone)
	ensure
		save_journal
	end

	# Perform the given analyses on sources with the given ids using the given mode.
	# @param source_ids [Array<Integer>] the ids of the sources.
	# @param analyses [Array<String>] the names of the analyses.
	# @param mode [Symbol] the mode: `:run`, `:rerun` or `:clean`.
	# @return [void]
	def analyze(source_ids = [], analyses = [], mode = :run)
		@journal.sources_by_ids(*source_ids).select { |s| s.entry.cloned? }.each do |s|
			@config.get_analyses(*analyses).each do |klass|
				a = klass.new(@options)
				s.load_repository
				a.source = s
				clean(a, s.entry) if clean_mode?(mode) && s.entry.has?(a)
				run(a, s.entry) if run_mode?(mode) && !s.entry.has?(a)
			end
		end
	end

	# Perform the given joins on sources with the given ids using the given mode.
	# @param source_ids [Array<Integer>] the ids of the sources.
	# @param joins [Array<String>] the names of the analyses.
	# @param mode [Symbol] the mode: `:run`, `:rerun` or `:clean`.
	# @return [void]
	def join(source_ids = [], joins = [], mode = :run)
		@config.get_joins(*joins).each do |klass|
			j = klass.new(@options)
			clean(j, @journal.workspace) if clean_mode?(mode) && @journal.workspace.has?(j)
			source_array = @journal.sources_by_ids(*source_ids).select do |s|
				s.entry.cloned? && (klass.required_analyses - s.entry.performed.map(&:name)).empty?
			end
			j.sources = source_array
			run(j, @journal.workspace) if run_mode?(mode) && !source_array.empty? && !@journal.workspace.has?(j)
		end
	end

		private

	def clean_mode?(mode)
		mode == :rerun || mode == :clean
	end

	def run_mode?(mode)
		mode == :rerun || mode == :run
	end

	def clean(runnable, placeholder)
		placeholder.clean(runnable)
		entry = RunnableEntry.new(runnable)
		begin
			runnable.clean
		rescue StandardError => e
			entry.toc
			entry.error = e
			placeholder.canceled << entry
			Log.error "Error cleaning #{runnable.name}: #{e}"
			e.backtrace.each { |l| Log.debug(l) }
		ensure
			save_journal
		end
	end

	def run(runnable, placeholder)
		entry = RunnableEntry.new(runnable)
		begin
			runnable.run
		rescue StandardError => e
			entry.toc
			entry.error = e
			placeholder.canceled << entry
			Log.error "Error running #{runnable.name}: #{e}"
			e.backtrace.each { |l| Log.debug(l) }
		else
			entry.toc
			placeholder.performed << entry
		ensure
			save_journal
		end
	end
end

#journal ⇒ Journal (readonly)

Returns the journal.

Returns:



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# File 'lib/dgit/core.rb', line 302

class Dig
	DGIT_FOLDER = ".dgit".freeze
	DGIT_SOURCES = "sources".freeze
	DGIT_CONFIG = "config".freeze
	DGIT_OPTIONS = "options".freeze
	DGIT_JOURNAL = "journal".freeze

	private_constant :DGIT_SOURCES, :DGIT_CONFIG, :DGIT_OPTIONS, :DGIT_JOURNAL

	attr_reader :config, :options, :journal, :plugin_loader, :folder

	@diggit = nil

	# Returns the diggit instance.
	# @return [Dig] the instance.
	def self.it
		raise "Diggit has not been initialized." if @diggit.nil?
		@diggit
	end

	# Initialize and return the diggit instance into the given folder.
	# @param folder [String] the path to the folder.
	# @return [Dig] the instance.
	def self.init(folder = '.')
		@diggit = Dig.new(folder)
		@diggit.load_options
		@diggit.load_config
		@diggit.load_journal
		@diggit
	end

	# Initialize a folder to be a diggit folder by creating an empty configuration.
	# It creates a `.dgit` folder containing a `journal`, `config`, `options` files.
	# It also creates an empty `sources` folder and an empty `plugins` folder.
	# Directory creation is skipped if the `.dgit` folder already exists.
	# @param folder [String] the path to the folder.
	# @return [void]
	def self.init_dir(folder = '.')
		dgit_folder = File.expand_path(DGIT_FOLDER, folder)
		unless File.exist?(dgit_folder)
			FileUtils.mkdir(dgit_folder)
			Oj.to_file(File.expand_path(DGIT_CONFIG, dgit_folder), Config.empty_config)
			Oj.to_file(File.expand_path(DGIT_OPTIONS, dgit_folder), {})
			FileUtils.touch(File.expand_path(DGIT_SOURCES, dgit_folder))
			Oj.to_file(File.expand_path(DGIT_JOURNAL, dgit_folder), Journal.new)
		end
		FileUtils.mkdir(File.expand_path('sources', folder)) unless File.exist?(File.expand_path('sources', folder))
		return if File.exist?(File.expand_path("plugins", folder))
		FileUtils.mkdir_p(File.expand_path("plugins", folder))
		FileUtils.mkdir_p(File.expand_path("plugins/analysis", folder))
		FileUtils.mkdir_p(File.expand_path("plugins/addon", folder))
		FileUtils.mkdir_p(File.expand_path("plugins/join", folder))
	end

	# Return the path of the given config file
	# @param name [String] name of the file
	# @return [String] the path to the file.
	def config_path(name)
		File.expand_path(name, File.expand_path(DGIT_FOLDER, @folder))
	end

	# Return the path of the given file in the diggit folder
	# @param name [String] name of the file
	# @return [String] the path to the file.
	def file_path(name)
		File.expand_path(name, @folder)
	end

	# Constructor. Should not be called directly.
	# Use {.init} and {.it} instead.
	# @return [Dig] a diggit object.
	def initialize(folder)
		raise "Folder #{folder} is not a diggit folder." unless File.exist?(File.expand_path(DGIT_FOLDER, folder))
		@plugin_loader = PluginLoader.instance
		@folder = folder
	end

	# Load the journal from `.dgit/journal`
	# @return [void]
	def load_journal
		url_array = []
		IO.readlines(config_path(DGIT_SOURCES)).each { |l| url_array << l.strip }
		@journal = Oj.load_file(config_path(DGIT_JOURNAL))
		url_array.each do |url|
			@journal.add_source(url)
		end
	end

	# Save the journal to `.dgit/journal`
	# @return [void]
	def save_journal
		File.open(config_path(DGIT_SOURCES), "w") { |f| @journal.sources.each { |source| f.puts(source.url) } }
		Oj.to_file(config_path(DGIT_JOURNAL), @journal, indent: 2)
	end

	# Load the options from `.dgit/options`
	# @return [void]
	def load_options
		@options = Oj.load_file(config_path(DGIT_OPTIONS))
	end

	# Save the options to `.dgit/options`
	# @return [void]
	def save_options
		Oj.to_file(config_path(DGIT_OPTIONS), options)
	end

	# Load the config from `.dgit/config`
	# @return [void]
	def load_config
		@config = Config.new(Oj.load_file(config_path(DGIT_CONFIG)))
	end

	# Save the config to `.dgit/config`
	# @return [void]
	def save_config
		config_hash = @config.to_hash
		Oj.to_file(config_path(DGIT_CONFIG), config_hash)
	end

	# Clone the repository of all sources with the given source ids.
	# @param source_ids [Array<Integer>] the ids of the sources.
	# @return [void]
	def clone(*source_ids)
		@journal.sources_by_ids(*source_ids).select { |s| s.entry.new? }.each(&:clone)
	ensure
		save_journal
	end

	# Perform the given analyses on sources with the given ids using the given mode.
	# @param source_ids [Array<Integer>] the ids of the sources.
	# @param analyses [Array<String>] the names of the analyses.
	# @param mode [Symbol] the mode: `:run`, `:rerun` or `:clean`.
	# @return [void]
	def analyze(source_ids = [], analyses = [], mode = :run)
		@journal.sources_by_ids(*source_ids).select { |s| s.entry.cloned? }.each do |s|
			@config.get_analyses(*analyses).each do |klass|
				a = klass.new(@options)
				s.load_repository
				a.source = s
				clean(a, s.entry) if clean_mode?(mode) && s.entry.has?(a)
				run(a, s.entry) if run_mode?(mode) && !s.entry.has?(a)
			end
		end
	end

	# Perform the given joins on sources with the given ids using the given mode.
	# @param source_ids [Array<Integer>] the ids of the sources.
	# @param joins [Array<String>] the names of the analyses.
	# @param mode [Symbol] the mode: `:run`, `:rerun` or `:clean`.
	# @return [void]
	def join(source_ids = [], joins = [], mode = :run)
		@config.get_joins(*joins).each do |klass|
			j = klass.new(@options)
			clean(j, @journal.workspace) if clean_mode?(mode) && @journal.workspace.has?(j)
			source_array = @journal.sources_by_ids(*source_ids).select do |s|
				s.entry.cloned? && (klass.required_analyses - s.entry.performed.map(&:name)).empty?
			end
			j.sources = source_array
			run(j, @journal.workspace) if run_mode?(mode) && !source_array.empty? && !@journal.workspace.has?(j)
		end
	end

		private

	def clean_mode?(mode)
		mode == :rerun || mode == :clean
	end

	def run_mode?(mode)
		mode == :rerun || mode == :run
	end

	def clean(runnable, placeholder)
		placeholder.clean(runnable)
		entry = RunnableEntry.new(runnable)
		begin
			runnable.clean
		rescue StandardError => e
			entry.toc
			entry.error = e
			placeholder.canceled << entry
			Log.error "Error cleaning #{runnable.name}: #{e}"
			e.backtrace.each { |l| Log.debug(l) }
		ensure
			save_journal
		end
	end

	def run(runnable, placeholder)
		entry = RunnableEntry.new(runnable)
		begin
			runnable.run
		rescue StandardError => e
			entry.toc
			entry.error = e
			placeholder.canceled << entry
			Log.error "Error running #{runnable.name}: #{e}"
			e.backtrace.each { |l| Log.debug(l) }
		else
			entry.toc
			placeholder.performed << entry
		ensure
			save_journal
		end
	end
end

#options ⇒ Hash<String,Object> (readonly)

Returns the options.

Returns:

  • (Hash<String,Object>) —

    the options.



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# File 'lib/dgit/core.rb', line 302

class Dig
	DGIT_FOLDER = ".dgit".freeze
	DGIT_SOURCES = "sources".freeze
	DGIT_CONFIG = "config".freeze
	DGIT_OPTIONS = "options".freeze
	DGIT_JOURNAL = "journal".freeze

	private_constant :DGIT_SOURCES, :DGIT_CONFIG, :DGIT_OPTIONS, :DGIT_JOURNAL

	attr_reader :config, :options, :journal, :plugin_loader, :folder

	@diggit = nil

	# Returns the diggit instance.
	# @return [Dig] the instance.
	def self.it
		raise "Diggit has not been initialized." if @diggit.nil?
		@diggit
	end

	# Initialize and return the diggit instance into the given folder.
	# @param folder [String] the path to the folder.
	# @return [Dig] the instance.
	def self.init(folder = '.')
		@diggit = Dig.new(folder)
		@diggit.load_options
		@diggit.load_config
		@diggit.load_journal
		@diggit
	end

	# Initialize a folder to be a diggit folder by creating an empty configuration.
	# It creates a `.dgit` folder containing a `journal`, `config`, `options` files.
	# It also creates an empty `sources` folder and an empty `plugins` folder.
	# Directory creation is skipped if the `.dgit` folder already exists.
	# @param folder [String] the path to the folder.
	# @return [void]
	def self.init_dir(folder = '.')
		dgit_folder = File.expand_path(DGIT_FOLDER, folder)
		unless File.exist?(dgit_folder)
			FileUtils.mkdir(dgit_folder)
			Oj.to_file(File.expand_path(DGIT_CONFIG, dgit_folder), Config.empty_config)
			Oj.to_file(File.expand_path(DGIT_OPTIONS, dgit_folder), {})
			FileUtils.touch(File.expand_path(DGIT_SOURCES, dgit_folder))
			Oj.to_file(File.expand_path(DGIT_JOURNAL, dgit_folder), Journal.new)
		end
		FileUtils.mkdir(File.expand_path('sources', folder)) unless File.exist?(File.expand_path('sources', folder))
		return if File.exist?(File.expand_path("plugins", folder))
		FileUtils.mkdir_p(File.expand_path("plugins", folder))
		FileUtils.mkdir_p(File.expand_path("plugins/analysis", folder))
		FileUtils.mkdir_p(File.expand_path("plugins/addon", folder))
		FileUtils.mkdir_p(File.expand_path("plugins/join", folder))
	end

	# Return the path of the given config file
	# @param name [String] name of the file
	# @return [String] the path to the file.
	def config_path(name)
		File.expand_path(name, File.expand_path(DGIT_FOLDER, @folder))
	end

	# Return the path of the given file in the diggit folder
	# @param name [String] name of the file
	# @return [String] the path to the file.
	def file_path(name)
		File.expand_path(name, @folder)
	end

	# Constructor. Should not be called directly.
	# Use {.init} and {.it} instead.
	# @return [Dig] a diggit object.
	def initialize(folder)
		raise "Folder #{folder} is not a diggit folder." unless File.exist?(File.expand_path(DGIT_FOLDER, folder))
		@plugin_loader = PluginLoader.instance
		@folder = folder
	end

	# Load the journal from `.dgit/journal`
	# @return [void]
	def load_journal
		url_array = []
		IO.readlines(config_path(DGIT_SOURCES)).each { |l| url_array << l.strip }
		@journal = Oj.load_file(config_path(DGIT_JOURNAL))
		url_array.each do |url|
			@journal.add_source(url)
		end
	end

	# Save the journal to `.dgit/journal`
	# @return [void]
	def save_journal
		File.open(config_path(DGIT_SOURCES), "w") { |f| @journal.sources.each { |source| f.puts(source.url) } }
		Oj.to_file(config_path(DGIT_JOURNAL), @journal, indent: 2)
	end

	# Load the options from `.dgit/options`
	# @return [void]
	def load_options
		@options = Oj.load_file(config_path(DGIT_OPTIONS))
	end

	# Save the options to `.dgit/options`
	# @return [void]
	def save_options
		Oj.to_file(config_path(DGIT_OPTIONS), options)
	end

	# Load the config from `.dgit/config`
	# @return [void]
	def load_config
		@config = Config.new(Oj.load_file(config_path(DGIT_CONFIG)))
	end

	# Save the config to `.dgit/config`
	# @return [void]
	def save_config
		config_hash = @config.to_hash
		Oj.to_file(config_path(DGIT_CONFIG), config_hash)
	end

	# Clone the repository of all sources with the given source ids.
	# @param source_ids [Array<Integer>] the ids of the sources.
	# @return [void]
	def clone(*source_ids)
		@journal.sources_by_ids(*source_ids).select { |s| s.entry.new? }.each(&:clone)
	ensure
		save_journal
	end

	# Perform the given analyses on sources with the given ids using the given mode.
	# @param source_ids [Array<Integer>] the ids of the sources.
	# @param analyses [Array<String>] the names of the analyses.
	# @param mode [Symbol] the mode: `:run`, `:rerun` or `:clean`.
	# @return [void]
	def analyze(source_ids = [], analyses = [], mode = :run)
		@journal.sources_by_ids(*source_ids).select { |s| s.entry.cloned? }.each do |s|
			@config.get_analyses(*analyses).each do |klass|
				a = klass.new(@options)
				s.load_repository
				a.source = s
				clean(a, s.entry) if clean_mode?(mode) && s.entry.has?(a)
				run(a, s.entry) if run_mode?(mode) && !s.entry.has?(a)
			end
		end
	end

	# Perform the given joins on sources with the given ids using the given mode.
	# @param source_ids [Array<Integer>] the ids of the sources.
	# @param joins [Array<String>] the names of the analyses.
	# @param mode [Symbol] the mode: `:run`, `:rerun` or `:clean`.
	# @return [void]
	def join(source_ids = [], joins = [], mode = :run)
		@config.get_joins(*joins).each do |klass|
			j = klass.new(@options)
			clean(j, @journal.workspace) if clean_mode?(mode) && @journal.workspace.has?(j)
			source_array = @journal.sources_by_ids(*source_ids).select do |s|
				s.entry.cloned? && (klass.required_analyses - s.entry.performed.map(&:name)).empty?
			end
			j.sources = source_array
			run(j, @journal.workspace) if run_mode?(mode) && !source_array.empty? && !@journal.workspace.has?(j)
		end
	end

		private

	def clean_mode?(mode)
		mode == :rerun || mode == :clean
	end

	def run_mode?(mode)
		mode == :rerun || mode == :run
	end

	def clean(runnable, placeholder)
		placeholder.clean(runnable)
		entry = RunnableEntry.new(runnable)
		begin
			runnable.clean
		rescue StandardError => e
			entry.toc
			entry.error = e
			placeholder.canceled << entry
			Log.error "Error cleaning #{runnable.name}: #{e}"
			e.backtrace.each { |l| Log.debug(l) }
		ensure
			save_journal
		end
	end

	def run(runnable, placeholder)
		entry = RunnableEntry.new(runnable)
		begin
			runnable.run
		rescue StandardError => e
			entry.toc
			entry.error = e
			placeholder.canceled << entry
			Log.error "Error running #{runnable.name}: #{e}"
			e.backtrace.each { |l| Log.debug(l) }
		else
			entry.toc
			placeholder.performed << entry
		ensure
			save_journal
		end
	end
end

#plugin_loader ⇒ PluginLoader (readonly)

Returns utility classes to load plugins.

Returns:



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# File 'lib/dgit/core.rb', line 302

class Dig
	DGIT_FOLDER = ".dgit".freeze
	DGIT_SOURCES = "sources".freeze
	DGIT_CONFIG = "config".freeze
	DGIT_OPTIONS = "options".freeze
	DGIT_JOURNAL = "journal".freeze

	private_constant :DGIT_SOURCES, :DGIT_CONFIG, :DGIT_OPTIONS, :DGIT_JOURNAL

	attr_reader :config, :options, :journal, :plugin_loader, :folder

	@diggit = nil

	# Returns the diggit instance.
	# @return [Dig] the instance.
	def self.it
		raise "Diggit has not been initialized." if @diggit.nil?
		@diggit
	end

	# Initialize and return the diggit instance into the given folder.
	# @param folder [String] the path to the folder.
	# @return [Dig] the instance.
	def self.init(folder = '.')
		@diggit = Dig.new(folder)
		@diggit.load_options
		@diggit.load_config
		@diggit.load_journal
		@diggit
	end

	# Initialize a folder to be a diggit folder by creating an empty configuration.
	# It creates a `.dgit` folder containing a `journal`, `config`, `options` files.
	# It also creates an empty `sources` folder and an empty `plugins` folder.
	# Directory creation is skipped if the `.dgit` folder already exists.
	# @param folder [String] the path to the folder.
	# @return [void]
	def self.init_dir(folder = '.')
		dgit_folder = File.expand_path(DGIT_FOLDER, folder)
		unless File.exist?(dgit_folder)
			FileUtils.mkdir(dgit_folder)
			Oj.to_file(File.expand_path(DGIT_CONFIG, dgit_folder), Config.empty_config)
			Oj.to_file(File.expand_path(DGIT_OPTIONS, dgit_folder), {})
			FileUtils.touch(File.expand_path(DGIT_SOURCES, dgit_folder))
			Oj.to_file(File.expand_path(DGIT_JOURNAL, dgit_folder), Journal.new)
		end
		FileUtils.mkdir(File.expand_path('sources', folder)) unless File.exist?(File.expand_path('sources', folder))
		return if File.exist?(File.expand_path("plugins", folder))
		FileUtils.mkdir_p(File.expand_path("plugins", folder))
		FileUtils.mkdir_p(File.expand_path("plugins/analysis", folder))
		FileUtils.mkdir_p(File.expand_path("plugins/addon", folder))
		FileUtils.mkdir_p(File.expand_path("plugins/join", folder))
	end

	# Return the path of the given config file
	# @param name [String] name of the file
	# @return [String] the path to the file.
	def config_path(name)
		File.expand_path(name, File.expand_path(DGIT_FOLDER, @folder))
	end

	# Return the path of the given file in the diggit folder
	# @param name [String] name of the file
	# @return [String] the path to the file.
	def file_path(name)
		File.expand_path(name, @folder)
	end

	# Constructor. Should not be called directly.
	# Use {.init} and {.it} instead.
	# @return [Dig] a diggit object.
	def initialize(folder)
		raise "Folder #{folder} is not a diggit folder." unless File.exist?(File.expand_path(DGIT_FOLDER, folder))
		@plugin_loader = PluginLoader.instance
		@folder = folder
	end

	# Load the journal from `.dgit/journal`
	# @return [void]
	def load_journal
		url_array = []
		IO.readlines(config_path(DGIT_SOURCES)).each { |l| url_array << l.strip }
		@journal = Oj.load_file(config_path(DGIT_JOURNAL))
		url_array.each do |url|
			@journal.add_source(url)
		end
	end

	# Save the journal to `.dgit/journal`
	# @return [void]
	def save_journal
		File.open(config_path(DGIT_SOURCES), "w") { |f| @journal.sources.each { |source| f.puts(source.url) } }
		Oj.to_file(config_path(DGIT_JOURNAL), @journal, indent: 2)
	end

	# Load the options from `.dgit/options`
	# @return [void]
	def load_options
		@options = Oj.load_file(config_path(DGIT_OPTIONS))
	end

	# Save the options to `.dgit/options`
	# @return [void]
	def save_options
		Oj.to_file(config_path(DGIT_OPTIONS), options)
	end

	# Load the config from `.dgit/config`
	# @return [void]
	def load_config
		@config = Config.new(Oj.load_file(config_path(DGIT_CONFIG)))
	end

	# Save the config to `.dgit/config`
	# @return [void]
	def save_config
		config_hash = @config.to_hash
		Oj.to_file(config_path(DGIT_CONFIG), config_hash)
	end

	# Clone the repository of all sources with the given source ids.
	# @param source_ids [Array<Integer>] the ids of the sources.
	# @return [void]
	def clone(*source_ids)
		@journal.sources_by_ids(*source_ids).select { |s| s.entry.new? }.each(&:clone)
	ensure
		save_journal
	end

	# Perform the given analyses on sources with the given ids using the given mode.
	# @param source_ids [Array<Integer>] the ids of the sources.
	# @param analyses [Array<String>] the names of the analyses.
	# @param mode [Symbol] the mode: `:run`, `:rerun` or `:clean`.
	# @return [void]
	def analyze(source_ids = [], analyses = [], mode = :run)
		@journal.sources_by_ids(*source_ids).select { |s| s.entry.cloned? }.each do |s|
			@config.get_analyses(*analyses).each do |klass|
				a = klass.new(@options)
				s.load_repository
				a.source = s
				clean(a, s.entry) if clean_mode?(mode) && s.entry.has?(a)
				run(a, s.entry) if run_mode?(mode) && !s.entry.has?(a)
			end
		end
	end

	# Perform the given joins on sources with the given ids using the given mode.
	# @param source_ids [Array<Integer>] the ids of the sources.
	# @param joins [Array<String>] the names of the analyses.
	# @param mode [Symbol] the mode: `:run`, `:rerun` or `:clean`.
	# @return [void]
	def join(source_ids = [], joins = [], mode = :run)
		@config.get_joins(*joins).each do |klass|
			j = klass.new(@options)
			clean(j, @journal.workspace) if clean_mode?(mode) && @journal.workspace.has?(j)
			source_array = @journal.sources_by_ids(*source_ids).select do |s|
				s.entry.cloned? && (klass.required_analyses - s.entry.performed.map(&:name)).empty?
			end
			j.sources = source_array
			run(j, @journal.workspace) if run_mode?(mode) && !source_array.empty? && !@journal.workspace.has?(j)
		end
	end

		private

	def clean_mode?(mode)
		mode == :rerun || mode == :clean
	end

	def run_mode?(mode)
		mode == :rerun || mode == :run
	end

	def clean(runnable, placeholder)
		placeholder.clean(runnable)
		entry = RunnableEntry.new(runnable)
		begin
			runnable.clean
		rescue StandardError => e
			entry.toc
			entry.error = e
			placeholder.canceled << entry
			Log.error "Error cleaning #{runnable.name}: #{e}"
			e.backtrace.each { |l| Log.debug(l) }
		ensure
			save_journal
		end
	end

	def run(runnable, placeholder)
		entry = RunnableEntry.new(runnable)
		begin
			runnable.run
		rescue StandardError => e
			entry.toc
			entry.error = e
			placeholder.canceled << entry
			Log.error "Error running #{runnable.name}: #{e}"
			e.backtrace.each { |l| Log.debug(l) }
		else
			entry.toc
			placeholder.performed << entry
		ensure
			save_journal
		end
	end
end

Class Method Details

.init(folder = '.') ⇒ Dig

Initialize and return the diggit instance into the given folder.

Parameters:

  • folder (String) (defaults to: '.') —

    the path to the folder.

Returns:

  • (Dig) —

    the instance.



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# File 'lib/dgit/core.rb', line 325

def self.init(folder = '.')
	@diggit = Dig.new(folder)
	@diggit.load_options
	@diggit.load_config
	@diggit.load_journal
	@diggit
end

.init_dir(folder = '.') ⇒ void

This method returns an undefined value.

Initialize a folder to be a diggit folder by creating an empty configuration. It creates a ‘.dgit` folder containing a `journal`, `config`, `options` files. It also creates an empty `sources` folder and an empty `plugins` folder. Directory creation is skipped if the `.dgit` folder already exists.

Parameters:

  • folder (String) (defaults to: '.') —

    the path to the folder.



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# File 'lib/dgit/core.rb', line 339

def self.init_dir(folder = '.')
	dgit_folder = File.expand_path(DGIT_FOLDER, folder)
	unless File.exist?(dgit_folder)
		FileUtils.mkdir(dgit_folder)
		Oj.to_file(File.expand_path(DGIT_CONFIG, dgit_folder), Config.empty_config)
		Oj.to_file(File.expand_path(DGIT_OPTIONS, dgit_folder), {})
		FileUtils.touch(File.expand_path(DGIT_SOURCES, dgit_folder))
		Oj.to_file(File.expand_path(DGIT_JOURNAL, dgit_folder), Journal.new)
	end
	FileUtils.mkdir(File.expand_path('sources', folder)) unless File.exist?(File.expand_path('sources', folder))
	return if File.exist?(File.expand_path("plugins", folder))
	FileUtils.mkdir_p(File.expand_path("plugins", folder))
	FileUtils.mkdir_p(File.expand_path("plugins/analysis", folder))
	FileUtils.mkdir_p(File.expand_path("plugins/addon", folder))
	FileUtils.mkdir_p(File.expand_path("plugins/join", folder))
end

.it ⇒ Dig

Returns the diggit instance.

Returns:

  • (Dig) —

    the instance.



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# File 'lib/dgit/core.rb', line 317

def self.it
	raise "Diggit has not been initialized." if @diggit.nil?
	@diggit
end

Instance Method Details

#analyze(source_ids = [], analyses = [], mode = :run) ⇒ void

This method returns an undefined value.

Perform the given analyses on sources with the given ids using the given mode.

Parameters:

  • source_ids (Array<Integer>) (defaults to: []) —

    the ids of the sources.

  • analyses (Array<String>) (defaults to: []) —

    the names of the analyses.

  • mode (Symbol) (defaults to: :run) —

    the mode: ‘:run`, `:rerun` or `:clean`.



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# File 'lib/dgit/core.rb', line 436

def analyze(source_ids = [], analyses = [], mode = :run)
	@journal.sources_by_ids(*source_ids).select { |s| s.entry.cloned? }.each do |s|
		@config.get_analyses(*analyses).each do |klass|
			a = klass.new(@options)
			s.load_repository
			a.source = s
			clean(a, s.entry) if clean_mode?(mode) && s.entry.has?(a)
			run(a, s.entry) if run_mode?(mode) && !s.entry.has?(a)
		end
	end
end

#clone(*source_ids) ⇒ void

This method returns an undefined value.

Clone the repository of all sources with the given source ids.

Parameters:

  • source_ids (Array<Integer>) —

    the ids of the sources.



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# File 'lib/dgit/core.rb', line 425

def clone(*source_ids)
	@journal.sources_by_ids(*source_ids).select { |s| s.entry.new? }.each(&:clone)
ensure
	save_journal
end

#config_path(name) ⇒ String

Return the path of the given config file

Parameters:

  • name (String) —

    name of the file

Returns:

  • (String) —

    the path to the file.



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# File 'lib/dgit/core.rb', line 359

def config_path(name)
	File.expand_path(name, File.expand_path(DGIT_FOLDER, @folder))
end

#file_path(name) ⇒ String

Return the path of the given file in the diggit folder

Parameters:

  • name (String) —

    name of the file

Returns:

  • (String) —

    the path to the file.



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# File 'lib/dgit/core.rb', line 366

def file_path(name)
	File.expand_path(name, @folder)
end

#join(source_ids = [], joins = [], mode = :run) ⇒ void

This method returns an undefined value.

Perform the given joins on sources with the given ids using the given mode.

Parameters:

  • source_ids (Array<Integer>) (defaults to: []) —

    the ids of the sources.

  • joins (Array<String>) (defaults to: []) —

    the names of the analyses.

  • mode (Symbol) (defaults to: :run) —

    the mode: ‘:run`, `:rerun` or `:clean`.



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# File 'lib/dgit/core.rb', line 453

def join(source_ids = [], joins = [], mode = :run)
	@config.get_joins(*joins).each do |klass|
		j = klass.new(@options)
		clean(j, @journal.workspace) if clean_mode?(mode) && @journal.workspace.has?(j)
		source_array = @journal.sources_by_ids(*source_ids).select do |s|
			s.entry.cloned? && (klass.required_analyses - s.entry.performed.map(&:name)).empty?
		end
		j.sources = source_array
		run(j, @journal.workspace) if run_mode?(mode) && !source_array.empty? && !@journal.workspace.has?(j)
	end
end

#load_config ⇒ void

This method returns an undefined value.

Load the config from ‘.dgit/config`



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# File 'lib/dgit/core.rb', line 411

def load_config
	@config = Config.new(Oj.load_file(config_path(DGIT_CONFIG)))
end

#load_journal ⇒ void

This method returns an undefined value.

Load the journal from ‘.dgit/journal`



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# File 'lib/dgit/core.rb', line 381

def load_journal
	url_array = []
	IO.readlines(config_path(DGIT_SOURCES)).each { |l| url_array << l.strip }
	@journal = Oj.load_file(config_path(DGIT_JOURNAL))
	url_array.each do |url|
		@journal.add_source(url)
	end
end

#load_options ⇒ void

This method returns an undefined value.

Load the options from ‘.dgit/options`



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# File 'lib/dgit/core.rb', line 399

def load_options
	@options = Oj.load_file(config_path(DGIT_OPTIONS))
end

#save_config ⇒ void

This method returns an undefined value.

Save the config to ‘.dgit/config`



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# File 'lib/dgit/core.rb', line 417

def save_config
	config_hash = @config.to_hash
	Oj.to_file(config_path(DGIT_CONFIG), config_hash)
end

#save_journal ⇒ void

This method returns an undefined value.

Save the journal to ‘.dgit/journal`



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# File 'lib/dgit/core.rb', line 392

def save_journal
	File.open(config_path(DGIT_SOURCES), "w") { |f| @journal.sources.each { |source| f.puts(source.url) } }
	Oj.to_file(config_path(DGIT_JOURNAL), @journal, indent: 2)
end

#save_options ⇒ void

This method returns an undefined value.

Save the options to ‘.dgit/options`



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# File 'lib/dgit/core.rb', line 405

def save_options
	Oj.to_file(config_path(DGIT_OPTIONS), options)
end