Class: Teapot::Command::List

Inherits:
Selection
  • Object
show all
Defined in:
lib/teapot/command/list.rb

Overview

A command to list project definitions and dependencies.

Instance Method Summary collapse

Methods inherited from Selection

#call, #selection, #targets

Instance Method Details

#process(selection) ⇒ Object

Process and display the selection.



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# File 'lib/teapot/command/list.rb', line 33

def process(selection)
	context = selection.context
	terminal = self.terminal
	
	selection.resolved.each do |package|
		terminal.puts "Package #{package.name} (from #{package.path}):"
		
		begin
			script = context.load(package)
			definitions = script.defined
			
			definitions.each do |definition|
				terminal.puts "\t#{definition}", style: :definition
				
				definition.description.each_line do |line|
					terminal.puts "\t\t#{line.chomp}", style: :description
				end if definition.description
				
				case definition
				when Project
					terminal.puts "\t\t- Summary: #{definition.summary}" if definition.summary
					terminal.puts "\t\t- License: #{definition.license}" if definition.license
					terminal.puts "\t\t- Website: #{definition.website}" if definition.website
					terminal.puts "\t\t- Version: #{definition.version}" if definition.version
					
					definition.authors.each do |author|
						contact_text = [author.email, author.website].compact.collect{|text| " <#{text}>"}.join
						terminal.puts "\t\t- Author: #{author.name}" + contact_text
					end
				when Target
					definition.dependencies.each do |dependency|
						terminal.puts "\t\t- #{dependency}", style: :dependency
					end
					
					definition.provisions.each do |name, provision|
						terminal.puts "\t\t- #{provision}", style: :provision
					end
				when Configuration
					definition.packages.each do |package|
						terminal.puts "\t\t- #{package}", style: :package
					end
					
					definition.imports.select(&:explicit).each do |import|
						terminal.puts "\t\t- import #{import.name}", style: :import
					end
				end
			end
		rescue MissingTeapotError => error
			terminal.puts "\t#{error.message}", style: :error
		rescue IncompatibleTeapotError => error
			terminal.puts "\t#{error.message}", style: :error
		end
	end
end

#terminal(output = $stdout) ⇒ Object

Create a terminal with custom styles for colorizing different definition types in output.



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# File 'lib/teapot/command/list.rb', line 20

def terminal(output = $stdout)
	Console::Terminal.for(output).tap do |terminal|
		terminal[:definition] = terminal.style(nil, nil, :bright)
		terminal[:dependency] = terminal.style(:blue)
		terminal[:provision] = terminal.style(:green)
		terminal[:package] = terminal.style(:yellow)
		terminal[:import] = terminal.style(:cyan)
		terminal[:error] = terminal.style(:red)
	end
end