Class: Resedit::HelpCommand

Inherits:
AppCommand show all
Defined in:
lib/resedit/app/std_commands.rb

Instance Attribute Summary

Attributes inherited from AppCommand

#names, #ohash, #opts, #params, #type

Instance Method Summary collapse

Methods inherited from AppCommand

#addOption, #addParam, #log, #logd, #loge, #parseParams, #run

Constructor Details

#initialize ⇒ HelpCommand

Returns a new instance of HelpCommand.



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# File 'lib/resedit/app/std_commands.rb', line 25

def initialize
    super(['help','--help','-h','/?'])
    addParam('command', 'help on specific command', '')
end

Instance Method Details

#job(params) ⇒ Object 



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# File 'lib/resedit/app/std_commands.rb', line 29

def job(params)
    if params['command'] != ''
        cmd = App.get().cmds[params['command']]
        raise "Unknown command: #{params['command']}" if !cmd
        puts "Command:"
        print "\t" + cmd.names[0]
        if cmd.names.length > 1
            print ' ( '
            cmd.names.each.with_index{|n,i|
                print n + ' ' if i > 0
            }
            print ')'
        end
        puts
        puts "Usage:"
        print "\t" + cmd.names[0] + ' <options>'
        cmd.params.each{|p|
            print ' '
            print '[' if p[:def] != nil
            print p[:name]
            print ']' if p[:def] != nil
        }
        puts
        puts "Params:"
        cmd.params.each{|p|
            puts "\t" + p[:name] + "\t - " + p[:descr]
        }
        puts "Options:"
        rohash = cmd.ohash.invert
        cmd.opts.each{|n, o|
            nm = "\t--"  + n
            nm += '=' if o[:param]==nil
            nm += ", -" + rohash[o[:name]] if rohash[o[:name]]
            puts nm + "\t - " + o[:descr]
        }
    else
        App.get().commands.each{|c|
            puts c.names[0]
        }
    end
end