Class: Main::Parameter::List
Instance Method Summary collapse
- #<<(*a) ⇒ Object
- #defaults! ⇒ Object
- #delete(name, *names) ⇒ Object
- #parse(main) ⇒ Object
- #parse_arguments(argv, params = nil) ⇒ Object
- #parse_environment(env, params = nil) ⇒ Object
- #parse_keywords(argv, params = nil) ⇒ Object
- #parse_options(argv, params = nil) ⇒ Object
- #validate! ⇒ Object
Instance Method Details
#<<(*a) ⇒ Object
528 529 530 531 |
# File 'lib/main/parameter.rb', line 528 def <<(*a) delete(*a) super end |
#defaults! ⇒ Object
482 483 484 485 486 487 488 489 490 |
# File 'lib/main/parameter.rb', line 482 def defaults! each do |p| if(p.defaults? and (not p.given?)) p.defaults.each do |default| p.values << (default.respond_to?('to_proc') ? main.instance_eval(&default) : default) # so as NOT to set 'given?' end end end end |
#delete(name, *names) ⇒ Object
517 518 519 520 521 522 523 524 525 526 |
# File 'lib/main/parameter.rb', line 517 def delete name, *names name, *names = name.names if Parameter === name names = Cast.list_of_string name, *names keep = [] each do |param| common = Cast.list_of_string(param.names) & names keep << param if common.empty? end replace keep end |
#parse(main) ⇒ Object
315 316 317 318 319 320 321 322 323 324 325 326 327 328 329 330 331 332 333 334 335 336 337 338 339 340 341 342 343 |
# File 'lib/main/parameter.rb', line 315 def parse main @main, @argv, @env = main, main.argv, main.env ignore, stop = [], argv.index('--') if stop ignore = argv[stop .. -1] (argv.size - stop).times{ argv.pop } end argv.push "--#{ argv.shift }" if argv.first == 'help' argv return 'help' if detect{|p| p.name.to_s == 'help' and p.given?} parse_keywords argv parse_arguments argv parse_environment env defaults! validate! argv.push(*ignore[1..-1]) unless ignore.empty? return self ensure @main, @argv, @env = nil end |
#parse_arguments(argv, params = nil) ⇒ Object
395 396 397 398 399 400 401 402 403 404 405 406 407 408 409 410 411 412 413 414 415 416 417 418 419 420 421 422 423 424 |
# File 'lib/main/parameter.rb', line 395 def parse_arguments argv, params=nil params ||= select{|p| p.type == :argument} params.each do |p| if p.arity >= 0 p.arity.times do break if argv.empty? value = argv.shift p.add_value value end else arity = p.arity.abs - 1 arity.times do break if argv.empty? value = argv.shift p.add_value value end argv.size.times do value = argv.shift p.add_value value end end end =begin params.each do |p| p.setup! end =end end |
#parse_environment(env, params = nil) ⇒ Object
464 465 466 467 468 469 470 471 472 473 474 475 476 477 478 479 480 |
# File 'lib/main/parameter.rb', line 464 def parse_environment env, params=nil params ||= select{|p| p.type == :environment} params.each do |p| names = p.names name = names.first value = env[name] next unless value p.add_value value end =begin params.each do |p| p.setup! end =end end |
#parse_keywords(argv, params = nil) ⇒ Object
426 427 428 429 430 431 432 433 434 435 436 437 438 439 440 441 442 443 444 445 446 447 448 449 450 451 452 453 454 455 456 457 458 459 460 461 462 |
# File 'lib/main/parameter.rb', line 426 def parse_keywords argv, params=nil params ||= select{|p| p.type == :keyword} replacements = {} params.each do |p| names = p.names name = names.sort_by{|n| [n.size,n]}.last kre = %r/^\s*(#{ names.join '|' })\s*=/ opt = "--#{ name }" i = -1 argv.each_with_index do |a, idx| i += 1 b = argv[idx + 1] s = "#{ a }#{ b }" m, key, *ignored = kre.match(s).to_a if m replacements[i] ||= a.gsub %r/^\s*#{ key }/, opt next end =begin abbrev = name.index(key) == 0 if abbrev replacements[i] ||= a.gsub %r/^\s*#{ key }/, opt end =end end end replacements.each do |i, r| argv[i] = r end argv, params end |
#parse_options(argv, params = nil) ⇒ Object
345 346 347 348 349 350 351 352 353 354 355 356 357 358 359 360 361 362 363 364 365 366 367 368 369 370 371 372 373 374 375 376 377 378 379 380 381 382 383 384 385 386 387 388 389 390 391 392 393 |
# File 'lib/main/parameter.rb', line 345 def argv, params = nil params ||= spec, h, s = [], {}, {} params.each do |p| head, *tail = p.names long = "--#{ head }" shorts = tail.map{|t| "-#{ t }"} type = if p.argument_required? then GetoptLong::REQUIRED_ARGUMENT elsif p.argument_optional? then GetoptLong::OPTIONAL_ARGUMENT else GetoptLong::NO_ARGUMENT end a = [ long, shorts, type ].flatten spec << a h[long] = p s[long] = a end begin GetoptLong.new(argv, *spec).each do |long, value| value = case s[long].last when GetoptLong::NO_ARGUMENT value.empty? ? true : value when GetoptLong::OPTIONAL_ARGUMENT value.empty? ? true : value when GetoptLong::REQUIRED_ARGUMENT value end p = h[long] p.add_value value end rescue GetoptLong::AmbigousOption, GetoptLong::NeedlessArgument, GetoptLong::MissingArgument, GetoptLong::InvalidOption => e c = Parameter.const_get e.class.name.split(/::/).last ex = c.new e. ex.set_backtrace e. ex.extend Softspoken raise ex end =begin params.each do |p| p.setup! end =end end |
#validate! ⇒ Object
492 493 494 495 496 497 498 499 500 |
# File 'lib/main/parameter.rb', line 492 def validate! each do |p| #p.adding_handlers do #next if p.arity == -1 #raise NotGiven, "#{ p.typename } not given" if(p.required? and (not p.given?)) #end p.setup! end end |