src/parser/parser_nodes.nit

   1 # This file is part of NIT ( http://www.nitlanguage.org ).
   2 #
   3 # Copyright 2008-2009 Jean Privat <jean@pryen.org>
   4 # Copyright 2009 Jean-Sebastien Gelinas <calestar@gmail.com>
   5 #
   6 # Licensed under the Apache License, Version 2.0 (the "License");
   7 # you may not use this file except in compliance with the License.
   8 # You may obtain a copy of the License at
   9 #
  10 #     http://www.apache.org/licenses/LICENSE-2.0
  11 #
  12 # Unless required by applicable law or agreed to in writing, software
  13 # distributed under the License is distributed on an "AS IS" BASIS,
  14 # WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
  15 # See the License for the specific language governing permissions and
  16 # limitations under the License.
  17
  18 # AST nodes of the Nit language
  19 # Was previously based on parser_abs.nit.
  20 package parser_nodes
  21
  22 import location
  23
  24 # Root of the AST hierarchy
  25 abstract class ANode
  26         var _location: nullable Location
  27         # Location is set during AST building. Once built, location cannon be null
  28         # However, manual instanciated nodes may need mode care
  29         fun location: Location do return _location.as(not null)
  30 end
  31
  32 # Ancestor of all tokens
  33 abstract class Token
  34 special ANode
  35 end
  36
  37 # Ancestor of all productions
  38 abstract class Prod
  39 special ANode
  40         fun location=(l: Location) do _location = l
  41 end
  42 class TEol
  43 special Token
  44 end
  45 class TComment
  46 special Token
  47 end
  48 class TKwpackage
  49 special Token
  50 end
  51 class TKwimport
  52 special Token
  53 end
  54 class TKwclass
  55 special Token
  56 end
  57 class TKwabstract
  58 special Token
  59 end
  60 class TKwinterface
  61 special Token
  62 end
  63 class TKwuniversal
  64 special Token
  65 end
  66 class TKwspecial
  67 special Token
  68 end
  69 class TKwend
  70 special Token
  71 end
  72 class TKwmeth
  73 special Token
  74 end
  75 class TKwtype
  76 special Token
  77 end
  78 class TKwinit
  79 special Token
  80 end
  81 class TKwredef
  82 special Token
  83 end
  84 class TKwis
  85 special Token
  86 end
  87 class TKwdo
  88 special Token
  89 end
  90 class TKwreadable
  91 special Token
  92 end
  93 class TKwwritable
  94 special Token
  95 end
  96 class TKwvar
  97 special Token
  98 end
  99 class TKwintern
 100 special Token
 101 end
 102 class TKwextern
 103 special Token
 104 end
 105 class TKwprotected
 106 special Token
 107 end
 108 class TKwprivate
 109 special Token
 110 end
 111 class TKwintrude
 112 special Token
 113 end
 114 class TKwif
 115 special Token
 116 end
 117 class TKwthen
 118 special Token
 119 end
 120 class TKwelse
 121 special Token
 122 end
 123 class TKwwhile
 124 special Token
 125 end
 126 class TKwloop
 127 special Token
 128 end
 129 class TKwfor
 130 special Token
 131 end
 132 class TKwin
 133 special Token
 134 end
 135 class TKwand
 136 special Token
 137 end
 138 class TKwor
 139 special Token
 140 end
 141 class TKwnot
 142 special Token
 143 end
 144 class TKwreturn
 145 special Token
 146 end
 147 class TKwcontinue
 148 special Token
 149 end
 150 class TKwbreak
 151 special Token
 152 end
 153 class TKwabort
 154 special Token
 155 end
 156 class TKwassert
 157 special Token
 158 end
 159 class TKwnew
 160 special Token
 161 end
 162 class TKwisa
 163 special Token
 164 end
 165 class TKwonce
 166 special Token
 167 end
 168 class TKwsuper
 169 special Token
 170 end
 171 class TKwself
 172 special Token
 173 end
 174 class TKwtrue
 175 special Token
 176 end
 177 class TKwfalse
 178 special Token
 179 end
 180 class TKwnull
 181 special Token
 182 end
 183 class TKwas
 184 special Token
 185 end
 186 class TKwnullable
 187 special Token
 188 end
 189 class TKwisset
 190 special Token
 191 end
 192 class TKwlabel
 193 special Token
 194 end
 195 class TOpar
 196 special Token
 197 end
 198 class TCpar
 199 special Token
 200 end
 201 class TObra
 202 special Token
 203 end
 204 class TCbra
 205 special Token
 206 end
 207 class TComma
 208 special Token
 209 end
 210 class TColumn
 211 special Token
 212 end
 213 class TQuad
 214 special Token
 215 end
 216 class TAssign
 217 special Token
 218 end
 219 class TPluseq
 220 special Token
 221 end
 222 class TMinuseq
 223 special Token
 224 end
 225 class TDotdotdot
 226 special Token
 227 end
 228 class TDotdot
 229 special Token
 230 end
 231 class TDot
 232 special Token
 233 end
 234 class TPlus
 235 special Token
 236 end
 237 class TMinus
 238 special Token
 239 end
 240 class TStar
 241 special Token
 242 end
 243 class TSlash
 244 special Token
 245 end
 246 class TPercent
 247 special Token
 248 end
 249 class TEq
 250 special Token
 251 end
 252 class TNe
 253 special Token
 254 end
 255 class TLt
 256 special Token
 257 end
 258 class TLe
 259 special Token
 260 end
 261 class TGt
 262 special Token
 263 end
 264 class TGe
 265 special Token
 266 end
 267 class TStarship
 268 special Token
 269 end
 270 class TBang
 271 special Token
 272 end
 273 class TClassid
 274 special Token
 275 end
 276 class TId
 277 special Token
 278 end
 279 class TAttrid
 280 special Token
 281 end
 282 class TNumber
 283 special Token
 284 end
 285 class TFloat
 286 special Token
 287 end
 288 class TChar
 289 special Token
 290 end
 291 class TString
 292 special Token
 293 end
 294 class TStartString
 295 special Token
 296 end
 297 class TMidString
 298 special Token
 299 end
 300 class TEndString
 301 special Token
 302 end
 303 class EOF
 304 special Token
 305 private init noinit do end
 306 end
 307 class AError
 308 special EOF
 309 private init noinit do end
 310 end
 311
 312 class AModule
 313 special Prod
 314     readable writable var _n_packagedecl: nullable APackagedecl = null
 315     readable writable var _n_imports: List[AImport] = new List[AImport]
 316     readable writable var _n_classdefs: List[AClassdef] = new List[AClassdef]
 317 end
 318 class APackagedecl
 319 special Prod
 320     readable writable var _n_doc: nullable ADoc = null
 321     readable writable var _n_kwpackage: TKwpackage
 322     readable writable var _n_id: TId
 323 end
 324 class AImport special Prod end
 325 class AStdImport
 326 special AImport
 327     readable writable var _n_visibility: AVisibility
 328     readable writable var _n_kwimport: TKwimport
 329     readable writable var _n_id: TId
 330 end
 331 class ANoImport
 332 special AImport
 333     readable writable var _n_visibility: AVisibility
 334     readable writable var _n_kwimport: TKwimport
 335     readable writable var _n_kwend: TKwend
 336 end
 337 class AVisibility special Prod end
 338 class APublicVisibility
 339 special AVisibility
 340 end
 341 class APrivateVisibility
 342 special AVisibility
 343     readable writable var _n_kwprivate: TKwprivate
 344 end
 345 class AProtectedVisibility
 346 special AVisibility
 347     readable writable var _n_kwprotected: TKwprotected
 348 end
 349 class AIntrudeVisibility
 350 special AVisibility
 351     readable writable var _n_kwintrude: TKwintrude
 352 end
 353 class AClassdef special Prod end
 354 class AStdClassdef
 355 special AClassdef
 356     readable writable var _n_doc: nullable ADoc = null
 357     readable writable var _n_kwredef: nullable TKwredef = null
 358     readable writable var _n_visibility: AVisibility
 359     readable writable var _n_classkind: AClasskind
 360     readable writable var _n_id: nullable TClassid = null
 361     readable writable var _n_formaldefs: List[AFormaldef] = new List[AFormaldef]
 362     readable writable var _n_superclasses: List[ASuperclass] = new List[ASuperclass]
 363     readable writable var _n_propdefs: List[APropdef] = new List[APropdef]
 364 end
 365 class ATopClassdef
 366 special AClassdef
 367     readable writable var _n_propdefs: List[APropdef] = new List[APropdef]
 368 end
 369 class AMainClassdef
 370 special AClassdef
 371     readable writable var _n_propdefs: List[APropdef] = new List[APropdef]
 372 end
 373 class AClasskind special Prod end
 374 class AConcreteClasskind
 375 special AClasskind
 376     readable writable var _n_kwclass: TKwclass
 377 end
 378 class AAbstractClasskind
 379 special AClasskind
 380     readable writable var _n_kwabstract: TKwabstract
 381     readable writable var _n_kwclass: TKwclass
 382 end
 383 class AInterfaceClasskind
 384 special AClasskind
 385     readable writable var _n_kwinterface: TKwinterface
 386 end
 387 class AUniversalClasskind
 388 special AClasskind
 389     readable writable var _n_kwuniversal: TKwuniversal
 390 end
 391 class AFormaldef
 392 special Prod
 393     readable writable var _n_id: TClassid
 394     readable writable var _n_type: nullable AType = null
 395 end
 396 class ASuperclass
 397 special Prod
 398     readable writable var _n_kwspecial: TKwspecial
 399     readable writable var _n_type: AType
 400 end
 401 class APropdef special Prod
 402     readable writable var _n_doc: nullable ADoc = null
 403 end
 404 class AAttrPropdef
 405 special APropdef
 406     readable writable var _n_kwredef: nullable TKwredef = null
 407     readable writable var _n_visibility: AVisibility
 408     readable writable var _n_kwvar: TKwvar
 409     readable writable var _n_id: TAttrid
 410     readable writable var _n_type: nullable AType = null
 411     readable writable var _n_readable: nullable AAble = null
 412     readable writable var _n_writable: nullable AAble = null
 413     readable writable var _n_expr: nullable AExpr = null
 414 end
 415 class AMethPropdef
 416 special APropdef
 417     readable writable var _n_kwredef: nullable TKwredef = null
 418     readable writable var _n_visibility: nullable AVisibility
 419     readable writable var _n_methid: nullable AMethid = null
 420     readable writable var _n_signature: nullable ASignature
 421 end
 422 class ADeferredMethPropdef
 423 special AMethPropdef
 424     readable writable var _n_kwmeth: TKwmeth
 425 end
 426 class AInternMethPropdef
 427 special AMethPropdef
 428     readable writable var _n_kwmeth: TKwmeth
 429 end
 430 class AExternMethPropdef
 431 special AMethPropdef
 432     readable writable var _n_kwmeth: TKwmeth
 433     readable writable var _n_extern: nullable TString = null
 434 end
 435 class AConcreteMethPropdef
 436 special AMethPropdef
 437     readable writable var _n_kwmeth: nullable TKwmeth
 438     readable writable var _n_block: nullable AExpr = null
 439 end
 440 class AConcreteInitPropdef
 441 special AConcreteMethPropdef
 442     readable writable var _n_kwinit: TKwinit
 443 end
 444 class AMainMethPropdef
 445 special AConcreteMethPropdef
 446 end
 447 class ATypePropdef
 448 special APropdef
 449     readable writable var _n_kwredef: nullable TKwredef = null
 450     readable writable var _n_visibility: AVisibility
 451     readable writable var _n_kwtype: TKwtype
 452     readable writable var _n_id: TClassid
 453     readable writable var _n_type: AType
 454 end
 455 class AAble special Prod
 456     readable writable var _n_kwredef: nullable TKwredef = null
 457 end
 458 class AReadAble
 459 special AAble
 460     readable writable var _n_kwreadable: TKwreadable
 461 end
 462 class AWriteAble
 463 special AAble
 464     readable writable var _n_kwwritable: TKwwritable
 465 end
 466 class AMethid special Prod end
 467 class AIdMethid
 468 special AMethid
 469     readable writable var _n_id: TId
 470 end
 471 class APlusMethid
 472 special AMethid
 473     readable writable var _n_plus: TPlus
 474 end
 475 class AMinusMethid
 476 special AMethid
 477     readable writable var _n_minus: TMinus
 478 end
 479 class AStarMethid
 480 special AMethid
 481     readable writable var _n_star: TStar
 482 end
 483 class ASlashMethid
 484 special AMethid
 485     readable writable var _n_slash: TSlash
 486 end
 487 class APercentMethid
 488 special AMethid
 489     readable writable var _n_percent: TPercent
 490 end
 491 class AEqMethid
 492 special AMethid
 493     readable writable var _n_eq: TEq
 494 end
 495 class ANeMethid
 496 special AMethid
 497     readable writable var _n_ne: TNe
 498 end
 499 class ALeMethid
 500 special AMethid
 501     readable writable var _n_le: TLe
 502 end
 503 class AGeMethid
 504 special AMethid
 505     readable writable var _n_ge: TGe
 506 end
 507 class ALtMethid
 508 special AMethid
 509     readable writable var _n_lt: TLt
 510 end
 511 class AGtMethid
 512 special AMethid
 513     readable writable var _n_gt: TGt
 514 end
 515 class ABraMethid
 516 special AMethid
 517     readable writable var _n_obra: TObra
 518     readable writable var _n_cbra: TCbra
 519 end
 520 class AStarshipMethid
 521 special AMethid
 522     readable writable var _n_starship: TStarship
 523 end
 524 class AAssignMethid
 525 special AMethid
 526     readable writable var _n_id: TId
 527     readable writable var _n_assign: TAssign
 528 end
 529 class ABraassignMethid
 530 special AMethid
 531     readable writable var _n_obra: TObra
 532     readable writable var _n_cbra: TCbra
 533     readable writable var _n_assign: TAssign
 534 end
 535 class ASignature
 536 special Prod
 537     readable writable var _n_params: List[AParam] = new List[AParam]
 538     readable writable var _n_type: nullable AType = null
 539     readable writable var _n_closure_decls: List[AClosureDecl] = new List[AClosureDecl]
 540 end
 541 class AParam
 542 special Prod
 543     readable writable var _n_id: TId
 544     readable writable var _n_type: nullable AType = null
 545     readable writable var _n_dotdotdot: nullable TDotdotdot = null
 546 end
 547 class AClosureDecl
 548 special Prod
 549     readable writable var _n_kwbreak: nullable TKwbreak = null
 550     readable writable var _n_bang: TBang
 551     readable writable var _n_id: TId
 552     readable writable var _n_signature: ASignature
 553     readable writable var _n_expr: nullable AExpr = null
 554 end
 555 class AType
 556 special Prod
 557     readable writable var _n_kwnullable: nullable TKwnullable = null
 558     readable writable var _n_id: TClassid
 559     readable writable var _n_types: List[AType] = new List[AType]
 560 end
 561 class ALabel
 562 special Prod
 563     readable writable var _n_kwlabel: TKwlabel
 564     readable writable var _n_id: TId
 565 end
 566 class AExpr special Prod end
 567 class ABlockExpr
 568 special AExpr
 569     readable writable var _n_expr: List[AExpr] = new List[AExpr]
 570 end
 571 class AVardeclExpr
 572 special AExpr
 573     readable writable var _n_kwvar: TKwvar
 574     readable writable var _n_id: TId
 575     readable writable var _n_type: nullable AType = null
 576     readable writable var _n_assign: nullable TAssign = null
 577     readable writable var _n_expr: nullable AExpr = null
 578 end
 579 class AReturnExpr
 580 special AExpr
 581     readable writable var _n_kwreturn: nullable TKwreturn = null
 582     readable writable var _n_expr: nullable AExpr = null
 583 end
 584 class ALabelable
 585 special Prod
 586     readable writable var _n_label: nullable ALabel = null
 587 end
 588 class ABreakExpr
 589 special AExpr
 590 special ALabelable
 591     readable writable var _n_kwbreak: TKwbreak
 592     readable writable var _n_expr: nullable AExpr = null
 593 end
 594 class AAbortExpr
 595 special AExpr
 596     readable writable var _n_kwabort: TKwabort
 597 end
 598 class AContinueExpr
 599 special AExpr
 600 special ALabelable
 601     readable writable var _n_kwcontinue: nullable TKwcontinue = null
 602     readable writable var _n_expr: nullable AExpr = null
 603 end
 604 class ADoExpr
 605 special AExpr
 606 special ALabelable
 607     readable writable var _n_kwdo: TKwdo
 608     readable writable var _n_block: nullable AExpr = null
 609 end
 610 class AIfExpr
 611 special AExpr
 612     readable writable var _n_kwif: TKwif
 613     readable writable var _n_expr: AExpr
 614     readable writable var _n_then: nullable AExpr = null
 615     readable writable var _n_else: nullable AExpr = null
 616 end
 617 class AIfexprExpr
 618 special AExpr
 619     readable writable var _n_kwif: TKwif
 620     readable writable var _n_expr: AExpr
 621     readable writable var _n_kwthen: TKwthen
 622     readable writable var _n_then: AExpr
 623     readable writable var _n_kwelse: TKwelse
 624     readable writable var _n_else: AExpr
 625 end
 626 class AWhileExpr
 627 special AExpr
 628 special ALabelable
 629     readable writable var _n_kwwhile:  TKwwhile
 630     readable writable var _n_expr: AExpr
 631     readable writable var _n_kwdo: TKwdo
 632     readable writable var _n_block: nullable AExpr = null
 633 end
 634 class ALoopExpr
 635 special AExpr
 636 special ALabelable
 637     readable writable var _n_kwloop: TKwloop
 638     readable writable var _n_block: nullable AExpr = null
 639 end
 640 class AForExpr
 641 special AExpr
 642 special ALabelable
 643     readable writable var _n_kwfor: TKwfor
 644     readable writable var _n_id: TId
 645     readable writable var _n_expr: AExpr
 646     readable writable var _n_kwdo: TKwdo
 647     readable writable var _n_block: nullable AExpr = null
 648 end
 649 class AAssertExpr
 650 special AExpr
 651     readable writable var _n_kwassert: TKwassert
 652     readable writable var _n_id: nullable TId = null
 653     readable writable var _n_expr: AExpr
 654     readable writable var _n_else: nullable AExpr = null
 655 end
 656 class AAssignFormExpr
 657 special AExpr
 658     readable writable var _n_assign: TAssign
 659     readable writable var _n_value: AExpr
 660 end
 661 class AReassignFormExpr
 662 special AExpr
 663     readable writable var _n_assign_op: AAssignOp
 664     readable writable var _n_value: AExpr
 665 end
 666 class AOnceExpr
 667 special AProxyExpr
 668     readable writable var _n_kwonce: TKwonce
 669 end
 670 class ASendExpr
 671 special AExpr
 672     readable writable var _n_expr: AExpr
 673     readable writable var _n_closure_defs: List[AClosureDef] = new List[AClosureDef]
 674 end
 675 class ABinopExpr
 676 special ASendExpr
 677     readable writable var _n_expr2: AExpr
 678 end
 679 class ABoolExpr
 680 special AExpr
 681 end
 682 class AOrExpr
 683 special ABoolExpr
 684     readable writable var _n_expr: AExpr
 685     readable writable var _n_expr2: AExpr
 686 end
 687 class AAndExpr
 688 special ABoolExpr
 689     readable writable var _n_expr: AExpr
 690     readable writable var _n_expr2: AExpr
 691 end
 692 class ANotExpr
 693 special ABoolExpr
 694     readable writable var _n_kwnot: TKwnot
 695     readable writable var _n_expr: AExpr
 696 end
 697 class AEqExpr
 698 special ABinopExpr
 699 end
 700 class AEeExpr
 701 special ABoolExpr
 702     readable writable var _n_expr: AExpr
 703     readable writable var _n_expr2: AExpr
 704 end
 705 class ANeExpr
 706 special ABinopExpr
 707 end
 708 class ALtExpr
 709 special ABinopExpr
 710 end
 711 class ALeExpr
 712 special ABinopExpr
 713 end
 714 class AGtExpr
 715 special ABinopExpr
 716 end
 717 class AGeExpr
 718 special ABinopExpr
 719 end
 720 class AIsaExpr
 721 special ABoolExpr
 722     readable writable var _n_expr: AExpr
 723     readable writable var _n_type: AType
 724 end
 725 class APlusExpr
 726 special ABinopExpr
 727 end
 728 class AMinusExpr
 729 special ABinopExpr
 730 end
 731 class AStarshipExpr
 732 special ABinopExpr
 733 end
 734 class AStarExpr
 735 special ABinopExpr
 736 end
 737 class ASlashExpr
 738 special ABinopExpr
 739 end
 740 class APercentExpr
 741 special ABinopExpr
 742 end
 743 class AUminusExpr
 744 special ASendExpr
 745     readable writable var _n_minus: TMinus
 746 end
 747 class ANewExpr
 748 special AExpr
 749     readable writable var _n_kwnew: TKwnew
 750     readable writable var _n_type: AType
 751     readable writable var _n_id: nullable TId = null
 752     readable writable var _n_args: List[AExpr] = new List[AExpr]
 753 end
 754 class AAttrFormExpr
 755 special AExpr
 756     readable writable var _n_expr: AExpr
 757     readable writable var _n_id: TAttrid
 758 end
 759 class AAttrExpr
 760 special AAttrFormExpr
 761 end
 762 class AAttrAssignExpr
 763 special AAttrFormExpr
 764 special AAssignFormExpr
 765 end
 766 class ACallFormExpr
 767 special ASendExpr
 768     readable writable var _n_id: TId
 769     readable writable var _n_args: List[AExpr] = new List[AExpr]
 770 end
 771 class AAttrReassignExpr
 772 special AExpr
 773 special AAttrFormExpr
 774 special AReassignFormExpr
 775 end
 776 class ACallExpr
 777 special ACallFormExpr
 778 end
 779 class ACallAssignExpr
 780 special ACallFormExpr
 781 special AAssignFormExpr
 782 end
 783 class ACallReassignExpr
 784 special AExpr
 785 special ACallFormExpr
 786 special AReassignFormExpr
 787 end
 788 class ASuperExpr
 789 special AExpr
 790     readable writable var _n_qualified: nullable AQualified = null
 791     readable writable var _n_kwsuper: TKwsuper
 792     readable writable var _n_args: List[AExpr] = new List[AExpr]
 793 end
 794 class AInitExpr
 795 special ASendExpr
 796     readable writable var _n_kwinit: TKwinit
 797     readable writable var _n_args: List[AExpr] = new List[AExpr]
 798 end
 799 class ABraFormExpr
 800 special ASendExpr
 801     readable writable var _n_args: List[AExpr] = new List[AExpr]
 802 end
 803 class ABraExpr
 804 special ABraFormExpr
 805 end
 806 class ABraAssignExpr
 807 special ABraFormExpr
 808 special AAssignFormExpr
 809 end
 810 class AVarFormExpr
 811 special AExpr
 812     readable writable var _n_id: TId
 813 end
 814 class ABraReassignExpr
 815 special ABraFormExpr
 816 special AReassignFormExpr
 817 end
 818 class AClosureCallExpr
 819 special AExpr
 820     readable writable var _n_id: TId
 821     readable writable var _n_args: List[AExpr] = new List[AExpr]
 822     readable writable var _n_closure_defs: List[AClosureDef] = new List[AClosureDef]
 823 end
 824 class AVarExpr
 825 special AVarFormExpr
 826 end
 827 class AVarAssignExpr
 828 special AVarFormExpr
 829 special AAssignFormExpr
 830 end
 831 class AVarReassignExpr
 832 special AVarFormExpr
 833 special AReassignFormExpr
 834 end
 835 class ARangeExpr
 836 special AExpr
 837     readable writable var _n_expr: AExpr
 838     readable writable var _n_expr2: AExpr
 839 end
 840 class ACrangeExpr
 841 special ARangeExpr
 842 end
 843 class AOrangeExpr
 844 special ARangeExpr
 845 end
 846 class AArrayExpr
 847 special AExpr
 848     readable writable var _n_exprs: List[AExpr] = new List[AExpr]
 849 end
 850 class ASelfExpr
 851 special AExpr
 852     readable writable var _n_kwself: nullable TKwself
 853 end
 854 class AImplicitSelfExpr
 855 special ASelfExpr
 856 end
 857 class ATrueExpr
 858 special ABoolExpr
 859     readable writable var _n_kwtrue: TKwtrue
 860 end
 861 class AFalseExpr
 862 special ABoolExpr
 863     readable writable var _n_kwfalse: TKwfalse
 864 end
 865 class ANullExpr
 866 special AExpr
 867     readable writable var _n_kwnull: TKwnull
 868 end
 869 class AIntExpr
 870 special AExpr
 871     readable writable var _n_number: TNumber
 872 end
 873 class AFloatExpr
 874 special AExpr
 875     readable writable var _n_float: TFloat
 876 end
 877 class ACharExpr
 878 special AExpr
 879     readable writable var _n_char: TChar
 880 end
 881 class AStringFormExpr
 882 special AExpr
 883 end
 884 class AStringExpr
 885 special AStringFormExpr
 886     readable writable var _n_string: TString
 887 end
 888 class AStartStringExpr
 889 special AStringFormExpr
 890     readable writable var _n_string: TStartString
 891 end
 892 class AMidStringExpr
 893 special AStringFormExpr
 894     readable writable var _n_string: TMidString
 895 end
 896 class AEndStringExpr
 897 special AStringFormExpr
 898     readable writable var _n_string: TEndString
 899 end
 900 class ASuperstringExpr
 901 special AExpr
 902     readable writable var _n_exprs: List[AExpr] = new List[AExpr]
 903 end
 904 class AParExpr
 905 special AProxyExpr
 906 end
 907 class AProxyExpr
 908 special AExpr
 909     readable writable var _n_expr: AExpr
 910 end
 911 class AAsCastExpr
 912 special AExpr
 913     readable writable var _n_expr: AExpr
 914     readable writable var _n_kwas: TKwas
 915     readable writable var _n_type: AType
 916 end
 917 class AAsNotnullExpr
 918 special AExpr
 919     readable writable var _n_expr: AExpr
 920     readable writable var _n_kwas: TKwas
 921     readable writable var _n_kwnot: TKwnot
 922     readable writable var _n_kwnull: TKwnull
 923 end
 924 class AIssetAttrExpr
 925 special AAttrFormExpr
 926     readable writable var _n_kwisset: TKwisset
 927 end
 928 class AAssignOp special Prod end
 929 class APlusAssignOp
 930 special AAssignOp
 931     readable writable var _n_pluseq: TPluseq
 932 end
 933 class AMinusAssignOp
 934 special AAssignOp
 935     readable writable var _n_minuseq: TMinuseq
 936 end
 937 class AClosureDef
 938 special ALabelable
 939     readable writable var _n_bang: TBang
 940     readable writable var _n_id: AClosureId
 941     readable writable var _n_ids: List[TId] = new List[TId]
 942     readable writable var _n_kwdo: nullable TKwdo = null
 943     readable writable var _n_expr: nullable AExpr = null
 944 end
 945 class AClosureId
 946 special Prod
 947 end
 948 class ASimpleClosureId
 949 special AClosureId
 950     readable writable var _n_id: TId
 951 end
 952 class ABreakClosureId
 953 special AClosureId
 954     readable writable var _n_kwbreak: TKwbreak
 955 end
 956 class AQualified
 957 special Prod
 958     readable writable var _n_id: List[TId] = new List[TId]
 959     readable writable var _n_classid: nullable TClassid = null
 960 end
 961 class ADoc
 962 special Prod
 963     readable writable var _n_comment: List[TComment] = new List[TComment]
 964 end
 965
 966 class Start
 967 special Prod
 968     readable writable var _n_base: nullable AModule
 969     readable writable var _n_eof: EOF
 970 end