Class: Opal::CLIOptions

Inherits:
OptionParser
  • Object
show all
Defined in:
opal/lib/opal/cli_options.rb

Instance Attribute Summary collapse

Instance Method Summary collapse

Constructor Details

#initialize ⇒ CLIOptions

Returns a new instance of CLIOptions



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# File 'opal/lib/opal/cli_options.rb', line 6

def initialize
  super
  @options = {}

  self.banner = 'Usage: opal [options] -- [programfile]'

  separator ''

  on('-v', '--verbose', 'print version number, then turn on verbose mode') do
    print_version
    exit if ARGV.empty?
    options[:verbose] = true
  end

  on('--verbose', 'turn on verbose mode (set $VERBOSE to true)') do
    options[:verbose] = true
  end

  on('-d', '--debug', 'turn on debug mode (set $DEBUG to true)') do
    options[:debug] = true
  end

  on('--version', 'Print the version') do
    print_version
    exit
  end

  on("-h", "--help", "Show this message") do
    puts self
    exit
  end


  section 'Basic Options:'

  on('-I', '--include DIR',
          'Append a load path (may be used more than once)') do |i|
    options[:load_paths] ||= []
    options[:load_paths] << i
  end

  on('-e', '--eval SOURCE', String,
          'One line of script. Several -e\'s allowed. Omit [programfile]') do |source|
    options[:evals] ||= []
    options[:evals] << source
  end

  on('-r', '--require LIBRARY', String,
          'Require the library before executing your script') do |library|
    options[:requires] ||= []
    options[:requires] << library
  end

  on('-s', '--stub FILE', String, 'Stubbed files will be compiled as empty files') do |stub|
    options[:stubs] ||= []
    options[:stubs] << stub
  end

  on('-p', '--preload FILE', String, 'Preloaded files will be prepared for dynamic requires') do |stub|
    options[:preload] ||= []
    options[:preload] << stub
  end

  on('-g', '--gem GEM_NAME', String, 'Adds the specified GEM_NAME to Opal\'s load path.') do |g|
    options[:gems] ||= []
    options[:gems] << g
  end

  section 'Running Options:'

  on('--sexp', 'Show Sexps') do
    options[:sexp] = true
  end

  on('-c', '--compile', 'Compile to JavaScript') do
    options[:compile] = true
  end

  on('-R', '--runner RUNNER', %w[nodejs server applescript nashorn chrome], 'Choose the runner: nodejs (default), server, chrome') do |runner|
    options[:runner] = runner.to_sym
  end

  on('--server-port PORT', 'Set the port for the server runner (default port: 3000)') do |port|
    options[:runner] = :server
    options[:port] = port.to_i
  end

  on('-E', '--no-exit', 'Do not append a Kernel#exit at the end of file') do |no_exit|
    options[:no_exit] = true
  end

  section 'Compilation Options:'

  on('-M', '--no-method-missing', 'Enable/Disable method missing') do
    options[:method_missing] = false
  end

  on('-O', '--no-opal', 'Enable/Disable implicit `require "opal"`') do
    options[:skip_opal_require] = true
  end

  on('-A', '--arity-check', 'Enable arity check') do
    options[:arity_check] = true
  end

  on('-V', 'Enable inline Operators') do
    options[:inline_operators] = true
  end

  dynamic_require_levels = %w[error warning ignore]
  on('-D', '--dynamic-require LEVEL', dynamic_require_levels,
                'Set level of dynamic require severity.',
                "(default: error, values: #{dynamic_require_levels.join(', ')})") do |level|
    options[:dynamic_require_severity] = level.to_sym
  end

  missing_require_levels = %w[error warning ignore]
  on('--missing-require LEVEL', missing_require_levels,
    'Set level of missing require severity.',
    "(default: error, values: #{missing_require_levels.join(', ')})"
  ) do |level|
    options[:missing_require_severity] = level.to_sym
  end

  on('-P', '--map FILE', 'Enable/Disable source map') do |file|
    options[:map] = file
  end

  on('-F', '--file FILE', 'Set filename for compiled code') do |file|
    options[:file] = file
  end

  on('-L', '--library', 'Compile only required libraries. Omit [programfile] and [-e]. Assumed [-cOE].') do
    options[:lib_only] = true
    options[:no_exit] = true
    options[:compile] = true
    options[:skip_opal_require] = true
  end

  on("--irb", "Enable IRB var mode") do
    options[:irb] = true
  end

  on('--enable-source-location', 'Compiles source location for each method definition.') do
    options[:enable_source_location] = true
  end

  on('--parse-comments', 'Compiles comments for each method definition.') do
    options[:parse_comments] = true
  end

  separator ''
end

Instance Attribute Details

#options ⇒ Object (readonly)

Returns the value of attribute options



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# File 'opal/lib/opal/cli_options.rb', line 160

def options
  @options
end