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# http://www.ruby-doc.org/stdlib/libdoc/optparse/rdoc/classes/OptionParser.html
require 'optparse'
module RSpec::Core
class Parser
def self.parse!(args)
new.parse!(args)
end
class << self
alias_method :parse, :parse!
end
def parse!(args)
return {} if args.empty?
if args.include?("--formatter")
RSpec.deprecate("the --formatter option", "-f or --format")
args[args.index("--formatter")] = "--format"
end
options = {}
parser(options).parse!(args)
options
end
alias_method :parse, :parse!
def parser(options)
OptionParser.new do |parser|
parser.banner = "Usage: rspec [options] [files or directories]\n\n"
parser.on('-b', '--backtrace', 'Enable full backtrace') do |o|
options[:full_backtrace] = true
end
parser.on('-c', '--[no-]color', '--[no-]colour', 'Enable color in the output') do |o|
options[:color_enabled] = o
end
parser.on('-d', '--debugger', 'Enable debugging') do |o|
options[:debug] = true
end
parser.on('-e', '--example STRING', "Run examples whose full nested names include STRING") do |o|
options[:full_description] = Regexp.compile(Regexp.escape(o))
end
parser.on('-f', '--format FORMATTER', 'Choose a formatter',
' [p]rogress (default - dots)',
' [d]ocumentation (group and example names)',
' [h]tml',
' [t]extmate',
' custom formatter class name') do |o|
options[:formatters] ||= []
options[:formatters] << [o]
end
parser.on('-o', '--out FILE',
'Write output to a file instead of STDOUT. This option applies',
'to the previously specified --format, or the default format if',
'no format is specified.'
) do |o|
options[:formatters] ||= [['progress']]
options[:formatters].last << o
end
parser.on('--init', 'Initialize your project with RSpec.') do |cmd|
ProjectInitializer.new(cmd).run
exit
end
parser.on_tail('-h', '--help', "You're looking at it.") do
puts parser
exit
end
parser.on('-I DIRECTORY', 'specify $LOAD_PATH directory (may be used more than once)') do |dir|
options[:libs] ||= []
options[:libs] << dir
end
parser.on('-l', '--line_number LINE', 'Specify the line number of an example to run. May be specified multiple times.') do |o|
(options[:line_numbers] ||= []) << o
end
parser.on('-O', '--options PATH', 'Specify the path to an options file') do |path|
options[:custom_options_file] = path
end
parser.on('-p', '--profile', 'Enable profiling of examples with output of the top 10 slowest examples') do |o|
options[:profile_examples] = o
end
parser.on('-P', '--pattern PATTERN', 'Load files matching this pattern. Default is "spec/**/*_spec.rb"') do |o|
options[:pattern] = o
end
parser.on('-r', '--require PATH', 'Require a file') do |path|
options[:requires] ||= []
options[:requires] << path
end
parser.on('-v', '--version', 'Show version') do
puts RSpec::Core::Version::STRING
exit
end
parser.on('-X', '--drb', 'Run examples via DRb') do |o|
options[:drb] = true
end
parser.on('--configure COMMAND', 'Generate configuration files') do |cmd|
CommandLineConfiguration.new(cmd).run
exit
end
parser.on('--drb-port [PORT]', 'Port to connect to on the DRb server') do |o|
options[:drb_port] = o.to_i
end
parser.on('--fail-fast', 'Abort the run on first failure.') do |o|
options[:fail_fast] = true
end
parser.on('-t', '--tag TAG[:VALUE]', 'Run examples with the specified tag',
'To exclude examples, add ~ before the tag (e.g. ~slow)',
'(TAG is always converted to a symbol)') do |tag|
filter_type = tag =~ /^~/ ? :exclusion_filter : :filter
name,value = tag.gsub(/^(~@|~|@)/, '').split(':')
name = name.to_sym
value = true if value.nil?
options[filter_type] ||= {}
options[filter_type][name] = value
end
parser.on('--tty', 'Used internally by rspec when sending commands to other processes') do |o|
options[:tty] = true
end
parser.on('--default_path PATH', 'Set the default path where RSpec looks for examples.',
'Can be a path to a file or a directory') do |path|
options[:default_path] = path
end
end
end
end
end
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