Class: Anvil::Parser

Inherits:
OptionParser
  • Object
show all
Defined in:
lib/anvil/parser.rb

Overview

Parser for anvil command line arguments and options

Instance Attribute Summary collapse

Instance Method Summary collapse

Instance Attribute Details

#options ⇒ Object

Returns the value of attribute options.



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# File 'lib/anvil/parser.rb', line 8

def options
  @options
end

#task ⇒ Object

Returns the value of attribute task.



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# File 'lib/anvil/parser.rb', line 9

def task
  @task
end

Instance Method Details

#arguments(args = nil) ⇒ Object 



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# File 'lib/anvil/parser.rb', line 15

def arguments(args = nil)
  return @arguments if @arguments
  @arguments = [args.presence].compact.flatten
end



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# File 'lib/anvil/parser.rb', line 20

def banner
  unless @banner
    @banner = banner_string
    visit(:add_banner, @banner)
  end

  @banner
end



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# File 'lib/anvil/parser.rb', line 29

def banner_string
  args = arguments.map(&:upcase).join(' ')
  message = "Usage: anvil #{task.task_name}"
  message += " #{args}" unless args.empty?
  message += ' [options]'

  message
end

#from(name) ⇒ Object 



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# File 'lib/anvil/parser.rb', line 38

def from(name)
  task_klass = Anvil::Task.from_name(name)
  instance_eval(&task_klass.parser_block) if task_klass.parser_block
end