Class: Phoenx::Cli::Command

Inherits:
Object
  • Object
show all
Defined in:
lib/phoenx/cli/command.rb

Constant Summary collapse

@@indent = 
20

Instance Attribute Summary collapse

Instance Method Summary collapse

Constructor Details

#initialize(name, description, &block) ⇒ Command

Returns a new instance of Command.



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# File 'lib/phoenx/cli/command.rb', line 18

def initialize(name, description, &block)
	@name = name
	@description = description
	@block = block
	@options = []
	@commands = []
end

Instance Attribute Details

#base_command ⇒ Object

Returns the value of attribute base_command.



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# File 'lib/phoenx/cli/command.rb', line 9

def base_command
  @base_command
end

#description ⇒ Object

Returns the value of attribute description.



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# File 'lib/phoenx/cli/command.rb', line 8

def description
  @description
end

#name ⇒ Object

Returns the value of attribute name.



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# File 'lib/phoenx/cli/command.rb', line 7

def name
  @name
end

#usage ⇒ Object

Returns the value of attribute usage.



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# File 'lib/phoenx/cli/command.rb', line 10

def usage
  @usage
end

Instance Method Details

#add_command(command) ⇒ Object 



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# File 'lib/phoenx/cli/command.rb', line 30

def add_command(command)
	@commands << command
end

#add_option(option) ⇒ Object 



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# File 'lib/phoenx/cli/command.rb', line 26

def add_option(option)
	@options << option
end

#parse(args) ⇒ Object 



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# File 'lib/phoenx/cli/command.rb', line 34

def parse(args)
	args_tmp = args.dup
	if args_tmp.empty?
		@block.call self
	else
		args_tmp.each do |arg|
			@commands.each do |command|
				if arg == command.name
					args_tmp.delete(arg)
					command.parse(args_tmp)
				end
			end
			@options.each do |option|
				if arg == option.name || arg == option.short_cut
					args_tmp.delete(arg)			
					option.execute
				end
			end
		end
	end
	unless args_tmp.empty?
		error = "Unknown arguments: "
		args_tmp.each do |arg|
			error += arg + " "
		end
		puts error
		print
		exit
	end
end

#print ⇒ Object 



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# File 'lib/phoenx/cli/command.rb', line 65

def print
	puts
	puts "Usage".underline
	puts
	cmd = "     $ ".bold + base_command
	unless @commands.empty?
		cmd += " " + "[command]".green.bold
	end
	unless @options.empty?
		cmd += " [options]".blue.bold
	end
	puts cmd
	unless @usage.nil?
		puts 
		puts "     " + @usage
	end
	if !@commands.empty?
		puts
		puts "Commands".underline
		puts
		@commands.each do |command|
			puts "     ".green + command.name.green.bold + whitespace(command.name) + command.description	
		end
	end
	if !@options.empty?
		puts
		puts "Options".underline
		puts
		@options.each do |option|
			output = option.name + ", " + option.short_cut
			puts "     " + output.bold.blue + whitespace(output) + option.description	
		end
	end
	puts
end