Class: Leg::Commands::Help

Inherits:
BaseCommand show all
Defined in:
lib/leg/commands/help.rb

Instance Attribute Summary

Attributes inherited from BaseCommand

#config, #opts

Class Method Summary collapse

Instance Method Summary collapse

Methods inherited from BaseCommand

#git_to_litdiff!, inherited, #initialize, #litdiff_to_git!, #needs!, #output, #parseopts!

Constructor Details

This class inherits a constructor from Leg::Commands::BaseCommand

Class Method Details

.name ⇒ Object 



4
5
6
 
# File 'lib/leg/commands/help.rb', line 4

def self.name
  "help"
end

.summary ⇒ Object 



8
9
10
11
 
# File 'lib/leg/commands/help.rb', line 8

def self.summary
  "Print out list of commands, or get help\n" +
  "on a specific command."
end

.usage ⇒ Object 



13
14
15
 
# File 'lib/leg/commands/help.rb', line 13

def self.usage
  "[<command>]"
end

Instance Method Details

#run ⇒ Object 



20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
 
# File 'lib/leg/commands/help.rb', line 20

def run
  if @args.empty?
    puts "<< Hello! I am leg, version #{Leg::VERSION} >>"
    puts
    puts "Usage: leg <command> [args...]"
    puts
    puts "Commands:"
    Leg::Commands::LIST.each do |cmd|
      puts "  #{cmd.name} #{cmd.usage}"
      cmd.summary.split("\n").each do |line|
        puts "      #{line}"
      end
    end
    puts
    puts "For more help on a specific command, run `leg help <command>`."
  elsif cmd = Leg::Commands::LIST.find { |cmd| cmd.name == @args.first }
    cmd.new(["--help"], @config)
  else
    puts "There is no '#{@args.first}' command."
  end
end

#setopts!(o) ⇒ Object 



17
18
 
# File 'lib/leg/commands/help.rb', line 17

def setopts!(o)
end