Class: Binder::Help

Inherits:
Strategy show all
Defined in:
lib/cli/commands/help.rb

Overview

Public: [Command] Displays the help for ‘arb`. Used via the `arb` command.

Instance Method Summary collapse

Methods inherited from Strategy

alias_class, #justify_size, #merge_options_aliases

Instance Method Details

#description ⇒ Object 



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# File 'lib/cli/commands/help.rb', line 29

def description
  "Displays the help"
end

#execute(args) ⇒ Object 



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# File 'lib/cli/commands/help.rb', line 6

def execute args
  instructions = []
  help_topics = merge_options_aliases

  help_topics.each do |topic|
    binder   = Module.nesting.last

    cmd_name = topic.split(" ").last.gsub(/^-*/, '').capitalize
    command =  binder.const_get(cmd_name)
    cmd_description = command.new.description

    instructions << format_instruction(topic.to_s, cmd_description)
  end

  Version.new.execute(nil) + "\n" +
  instructions.join("\n")
end

#format_instruction(name, description) ⇒ Object 



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# File 'lib/cli/commands/help.rb', line 25

def format_instruction name, description
  "  #{name.ljust(justify_size).colorize(:green)} - #{description}"
end