1 # This file is part of NIT ( http://www.nitlanguage.org ).
3 # Copyright 2008-2009 Jean Privat <jean@pryen.org>
4 # Copyright 2009 Jean-Sebastien Gelinas <calestar@gmail.com>
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
10 # http://www.apache.org/licenses/LICENSE-2.0
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.
18 # AST nodes of the Nit language
19 # Was previously based on parser_abs.nit.
24 # Root of the AST hierarchy
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 # The location of the important part of the node (identifier or whatever)
31 fun hot_location
: Location do return location
34 # Display a message for the colored location of the node
35 fun debug
(message
: String)
37 print
"{hot_location} {self.class_name}: {message}\n{hot_location.colored_line("0;32")}"
41 # Ancestor of all tokens
44 fun text
: String is abstract
46 redef fun to_s
: String do
51 # Ancestor of all productions
54 fun location
=(l
: Location) do _location
= l
66 abstract class TokenKeyword
70 return "keyword '{text}'"
244 abstract class TokenOperator
248 return "operator '{text}'"
315 do return "type identifier '{text}'"
322 do return "identifier '{text}'"
329 do return "attribute '{text}'"
332 abstract class TokenLiteral
336 do return "literal value '{text}'"
364 do return "malformed string {text}"
371 do return "malformed character {text}"
374 class TExternCodeSegment
379 private init noinit
do end
387 private init noinit
do end
392 readable var _n_moduledecl
: nullable AModuledecl = null
393 readable var _n_imports
: List[AImport] = new List[AImport]
394 readable var _n_extern_code_blocks
: List[AExternCodeBlock] = new List[AExternCodeBlock]
395 readable var _n_classdefs
: List[AClassdef] = new List[AClassdef]
399 readable var _n_doc
: nullable ADoc = null
400 readable var _n_kwmodule
: TKwmodule
401 readable var _n_name
: AModuleName
403 abstract class AImport super Prod end
406 readable var _n_visibility
: AVisibility
407 readable var _n_kwimport
: TKwimport
408 readable var _n_name
: AModuleName
412 readable var _n_visibility
: AVisibility
413 readable var _n_kwimport
: TKwimport
414 readable var _n_kwend
: TKwend
416 abstract class AVisibility super Prod end
417 class APublicVisibility
420 class APrivateVisibility
422 readable var _n_kwprivate
: TKwprivate
424 class AProtectedVisibility
426 readable var _n_kwprotected
: TKwprotected
428 class AIntrudeVisibility
430 readable var _n_kwintrude
: TKwintrude
432 abstract class AClassdef super Prod
433 readable var _n_propdefs
: List[APropdef] = new List[APropdef]
437 readable var _n_doc
: nullable ADoc = null
438 readable var _n_kwredef
: nullable TKwredef = null
439 readable var _n_visibility
: AVisibility
440 readable var _n_classkind
: AClasskind
441 readable var _n_id
: nullable TClassid = null
442 readable var _n_formaldefs
: List[AFormaldef] = new List[AFormaldef]
443 readable var _n_extern_code_block
: nullable AExternCodeBlock = null
444 readable var _n_superclasses
: List[ASuperclass] = new List[ASuperclass]
445 readable var _n_kwend
: TKwend
446 redef fun hot_location
do return n_id
.location
454 abstract class AClasskind super Prod end
455 class AConcreteClasskind
457 readable var _n_kwclass
: TKwclass
459 class AAbstractClasskind
461 readable var _n_kwabstract
: TKwabstract
462 readable var _n_kwclass
: TKwclass
464 class AInterfaceClasskind
466 readable var _n_kwinterface
: TKwinterface
470 readable var _n_kwenum
: TKwenum
472 class AExternClasskind
474 readable var _n_kwextern
: TKwextern
478 readable var _n_id
: TClassid
479 readable var _n_type
: nullable AType = null
483 readable var _n_kwsuper
: TKwsuper
484 readable var _n_type
: AType
486 abstract class APropdef super Prod
487 readable var _n_doc
: nullable ADoc = null
491 readable var _n_kwredef
: nullable TKwredef = null
492 readable var _n_visibility
: AVisibility
493 readable var _n_kwvar
: TKwvar
494 readable var _n_id
: nullable TAttrid
495 readable var _n_id2
: nullable TId
496 readable var _n_type
: nullable AType = null
497 readable var _n_readable
: nullable AAble = null
498 readable var _n_writable
: nullable AAble = null
499 readable var _n_expr
: nullable AExpr = null
500 redef fun hot_location
502 if n_id
!= null then return n_id
.location
else return n_id2
.location
505 abstract class AMethPropdef
507 readable var _n_kwredef
: nullable TKwredef = null
508 readable var _n_visibility
: nullable AVisibility
509 readable var _n_methid
: nullable AMethid = null
510 readable var _n_signature
: nullable ASignature
511 redef fun hot_location
513 if n_methid
!= null then
514 return n_methid
.location
520 class ADeferredMethPropdef
522 readable var _n_kwmeth
: TKwmeth
524 class AInternMethPropdef
526 readable var _n_kwmeth
: TKwmeth
528 abstract class AExternPropdef
530 readable var _n_extern
: nullable TString = null
531 readable var _n_extern_calls
: nullable AExternCalls = null
532 readable var _n_extern_code_block
: nullable AExternCodeBlock = null
534 class AExternMethPropdef
537 readable var _n_kwmeth
: TKwmeth
539 class AConcreteMethPropdef
541 readable var _n_kwmeth
: nullable TKwmeth
542 readable var _n_block
: nullable AExpr = null
544 abstract class AInitPropdef
547 class AConcreteInitPropdef
548 super AConcreteMethPropdef
550 readable var _n_kwinit
: TKwinit
551 redef fun hot_location
do return n_kwinit
.location
553 class AExternInitPropdef
556 readable var _n_kwnew
: TKwnew
558 class AMainMethPropdef
559 super AConcreteMethPropdef
563 readable var _n_kwimport
: TKwimport
564 readable var _n_extern_calls
: List[AExternCall] = new List[AExternCall]
566 abstract class AExternCall
569 abstract class APropExternCall
572 class ALocalPropExternCall
573 super APropExternCall
574 readable var _n_methid
: AMethid
576 class AFullPropExternCall
577 super APropExternCall
578 readable var _n_classid
: TClassid
579 readable var _n_quad
: nullable TQuad = null
580 readable var _n_methid
: AMethid
582 class AInitPropExternCall
583 super APropExternCall
584 readable var _n_classid
: TClassid
586 class ASuperExternCall
588 readable var _n_kwsuper
: TKwsuper
590 abstract class ACastExternCall
593 class ACastAsExternCall
594 super ACastExternCall
595 readable var _n_from_type
: AType
596 readable var _n_kwas
: TKwas
597 readable var _n_to_type
: AType
599 class AAsNullableExternCall
600 super ACastExternCall
601 readable var _n_type
: AType
602 readable var _n_kwas
: TKwas
603 readable var _n_kwnullable
: TKwnullable
605 class AAsNotNullableExternCall
606 super ACastExternCall
607 readable var _n_type
: AType
608 readable var _n_kwas
: TKwas
609 readable var _n_kwnot
: TKwnot
610 readable var _n_kwnullable
: TKwnullable
614 readable var _n_kwredef
: nullable TKwredef = null
615 readable var _n_visibility
: AVisibility
616 readable var _n_kwtype
: TKwtype
617 readable var _n_id
: TClassid
618 readable var _n_type
: AType
620 abstract class AAble super Prod
621 readable var _n_visibility
: nullable AVisibility = null
622 readable var _n_kwredef
: nullable TKwredef = null
626 readable var _n_kwreadable
: TKwreadable
630 readable var _n_kwwritable
: TKwwritable
632 abstract class AMethid super Prod end
635 readable var _n_id
: TId
639 readable var _n_plus
: TPlus
643 readable var _n_minus
: TMinus
647 readable var _n_star
: TStar
651 readable var _n_slash
: TSlash
655 readable var _n_percent
: TPercent
659 readable var _n_eq
: TEq
663 readable var _n_ne
: TNe
667 readable var _n_le
: TLe
671 readable var _n_ge
: TGe
675 readable var _n_lt
: TLt
679 readable var _n_gt
: TGt
683 readable writable var _n_ll
: TLl
687 readable writable var _n_gg
: TGg
691 readable var _n_obra
: TObra
692 readable var _n_cbra
: TCbra
694 class AStarshipMethid
696 readable var _n_starship
: TStarship
700 readable var _n_id
: TId
701 readable var _n_assign
: TAssign
703 class ABraassignMethid
705 readable var _n_obra
: TObra
706 readable var _n_cbra
: TCbra
707 readable var _n_assign
: TAssign
711 readable var _n_opar
: nullable TOpar = null
712 readable var _n_params
: List[AParam] = new List[AParam]
713 readable var _n_cpar
: nullable TCpar = null
714 readable var _n_type
: nullable AType = null
715 readable var _n_closure_decls
: List[AClosureDecl] = new List[AClosureDecl]
719 readable var _n_id
: TId
720 readable var _n_type
: nullable AType = null
721 readable var _n_dotdotdot
: nullable TDotdotdot = null
725 readable var _n_kwbreak
: nullable TKwbreak = null
726 readable var _n_bang
: TBang
727 readable var _n_id
: TId
728 readable var _n_signature
: ASignature
729 readable var _n_expr
: nullable AExpr = null
733 readable var _n_kwnullable
: nullable TKwnullable = null
734 readable var _n_id
: TClassid
735 readable var _n_types
: List[AType] = new List[AType]
739 readable var _n_kwlabel
: TKwlabel
740 readable var _n_id
: TId
742 abstract class AExpr super Prod end
745 readable var _n_expr
: List[AExpr] = new List[AExpr]
746 readable var _n_kwend
: nullable TKwend = null
750 readable var _n_kwvar
: TKwvar
751 readable var _n_id
: TId
752 readable var _n_type
: nullable AType = null
753 readable var _n_assign
: nullable TAssign = null
754 readable var _n_expr
: nullable AExpr = null
758 readable var _n_kwreturn
: nullable TKwreturn = null
759 readable var _n_expr
: nullable AExpr = null
761 abstract class ALabelable
763 readable var _n_label
: nullable ALabel = null
768 readable var _n_kwbreak
: TKwbreak
769 readable var _n_expr
: nullable AExpr = null
773 readable var _n_kwabort
: TKwabort
778 readable var _n_kwcontinue
: nullable TKwcontinue = null
779 readable var _n_expr
: nullable AExpr = null
784 readable var _n_kwdo
: TKwdo
785 readable var _n_block
: nullable AExpr = null
789 readable var _n_kwif
: TKwif
790 readable var _n_expr
: AExpr
791 readable var _n_then
: nullable AExpr = null
792 readable var _n_else
: nullable AExpr = null
796 readable var _n_kwif
: TKwif
797 readable var _n_expr
: AExpr
798 readable var _n_kwthen
: TKwthen
799 readable var _n_then
: AExpr
800 readable var _n_kwelse
: TKwelse
801 readable var _n_else
: AExpr
806 readable var _n_kwwhile
: TKwwhile
807 readable var _n_expr
: AExpr
808 readable var _n_kwdo
: TKwdo
809 readable var _n_block
: nullable AExpr = null
814 readable var _n_kwloop
: TKwloop
815 readable var _n_block
: nullable AExpr = null
820 readable var _n_kwfor
: TKwfor
821 readable var _n_ids
: List[TId] = new List[TId]
822 readable var _n_expr
: AExpr
823 readable var _n_kwdo
: TKwdo
824 readable var _n_block
: nullable AExpr = null
828 readable var _n_kwassert
: TKwassert
829 readable var _n_id
: nullable TId = null
830 readable var _n_expr
: AExpr
831 readable var _n_else
: nullable AExpr = null
833 abstract class AAssignFormExpr
835 readable var _n_assign
: TAssign
836 readable var _n_value
: AExpr
838 abstract class AReassignFormExpr
840 readable var _n_assign_op
: AAssignOp
841 readable var _n_value
: AExpr
845 readable var _n_kwonce
: TKwonce
847 abstract class ASendExpr
849 readable var _n_expr
: AExpr
850 readable var _n_closure_defs
: List[AClosureDef] = new List[AClosureDef]
852 abstract class ABinopExpr
854 readable var _n_expr2
: AExpr
856 abstract class ABoolExpr
861 readable var _n_expr
: AExpr
862 readable var _n_expr2
: AExpr
866 readable var _n_expr
: AExpr
867 readable var _n_expr2
: AExpr
871 readable var _n_expr
: AExpr
872 readable var _n_expr2
: AExpr
876 readable var _n_kwnot
: TKwnot
877 readable var _n_expr
: AExpr
884 readable var _n_expr
: AExpr
885 readable var _n_expr2
: AExpr
910 readable var _n_expr
: AExpr
911 readable var _n_type
: AType
933 readable var _n_minus
: TMinus
937 readable var _n_kwnew
: TKwnew
938 readable var _n_type
: AType
939 readable var _n_id
: nullable TId = null
940 readable var _n_args
: AExprs
942 abstract class AAttrFormExpr
944 readable var _n_expr
: AExpr
945 readable var _n_id
: TAttrid
950 class AAttrAssignExpr
952 super AAssignFormExpr
954 abstract class ACallFormExpr
956 readable var _n_id
: TId
957 readable var _n_args
: AExprs
959 abstract class ASendReassignFormExpr
961 super AReassignFormExpr
963 class AAttrReassignExpr
966 super AReassignFormExpr
971 class ACallAssignExpr
973 super AAssignFormExpr
975 class ACallReassignExpr
978 super ASendReassignFormExpr
982 readable var _n_qualified
: nullable AQualified = null
983 readable var _n_kwsuper
: TKwsuper
984 readable var _n_args
: AExprs
988 readable var _n_kwinit
: TKwinit
989 readable var _n_args
: AExprs
991 abstract class ABraFormExpr
993 readable var _n_args
: AExprs
1000 super AAssignFormExpr
1002 abstract class AVarFormExpr
1004 readable var _n_id
: TId
1006 class ABraReassignExpr
1008 super ASendReassignFormExpr
1010 class AClosureCallExpr
1012 readable var _n_id
: TId
1013 readable var _n_args
: AExprs
1014 readable var _n_closure_defs
: List[AClosureDef] = new List[AClosureDef]
1019 class AVarAssignExpr
1021 super AAssignFormExpr
1023 class AVarReassignExpr
1025 super AReassignFormExpr
1027 abstract class ARangeExpr
1029 readable var _n_expr
: AExpr
1030 readable var _n_expr2
: AExpr
1034 readable var _n_obra
: TObra
1035 readable var _n_cbra
: TCbra
1039 readable var _n_obra
: TObra
1040 readable var _n_cbra
: TObra
1044 readable var _n_exprs
: AExprs
1048 readable var _n_kwself
: nullable TKwself
1050 class AImplicitSelfExpr
1055 readable var _n_kwtrue
: TKwtrue
1059 readable var _n_kwfalse
: TKwfalse
1063 readable var _n_kwnull
: TKwnull
1067 readable var _n_number
: TNumber
1071 readable var _n_float
: TFloat
1075 readable var _n_char
: TChar
1077 abstract class AStringFormExpr
1081 super AStringFormExpr
1082 readable var _n_string
: TString
1084 class AStartStringExpr
1085 super AStringFormExpr
1086 readable var _n_string
: TStartString
1088 class AMidStringExpr
1089 super AStringFormExpr
1090 readable var _n_string
: TMidString
1092 class AEndStringExpr
1093 super AStringFormExpr
1094 readable var _n_string
: TEndString
1096 class ASuperstringExpr
1098 readable var _n_exprs
: List[AExpr] = new List[AExpr]
1102 readable var _n_opar
: TOpar
1103 readable var _n_cpar
: TCpar
1105 abstract class AProxyExpr
1107 readable var _n_expr
: AExpr
1111 readable var _n_expr
: AExpr
1112 readable var _n_kwas
: TKwas
1113 readable var _n_opar
: TOpar
1114 readable var _n_type
: AType
1115 readable var _n_cpar
: TCpar
1117 class AAsNotnullExpr
1119 readable var _n_expr
: AExpr
1120 readable var _n_kwas
: TKwas
1121 readable var _n_opar
: TOpar
1122 readable var _n_kwnot
: TKwnot
1123 readable var _n_kwnull
: TKwnull
1124 readable var _n_cpar
: TCpar
1126 class AIssetAttrExpr
1128 readable var _n_kwisset
: TKwisset
1130 abstract class AExprs
1132 readable var _n_exprs
: List[AExpr] = new List[AExpr]
1134 class ADebugTypeExpr
1136 readable var _n_kwdebug
: TKwdebug
1137 readable var _n_kwtype
: TKwtype
1138 readable var _n_expr
: AExpr
1139 readable var _n_type
: AType
1146 readable var _n_opar
: TOpar
1147 readable var _n_cpar
: TCpar
1151 readable var _n_obra
: TObra
1152 readable var _n_cbra
: TCbra
1154 abstract class AAssignOp super Prod end
1157 readable var _n_pluseq
: TPluseq
1159 class AMinusAssignOp
1161 readable var _n_minuseq
: TMinuseq
1165 readable var _n_bang
: TBang
1166 readable var _n_id
: AClosureId
1167 readable var _n_ids
: List[TId] = new List[TId]
1168 readable var _n_kwdo
: nullable TKwdo = null
1169 readable var _n_expr
: nullable AExpr = null
1170 redef fun hot_location
do return n_id
.location
1172 abstract class AClosureId
1175 class ASimpleClosureId
1177 readable var _n_id
: TId
1179 class ABreakClosureId
1181 readable var _n_kwbreak
: TKwbreak
1185 readable var _n_quad
: nullable TQuad = null
1186 readable var _n_path
: List[TId] = new List[TId]
1187 readable var _n_id
: TId
1191 readable var _n_kwin
: TKwin
1192 readable var _n_string
: TString
1194 class AExternCodeBlock
1196 readable var _n_in_language
: nullable AInLanguage = null
1197 readable var _n_extern_code_segment
: TExternCodeSegment
1201 readable var _n_quad
: nullable TQuad = null
1202 readable var _n_id
: List[TId] = new List[TId]
1203 readable var _n_classid
: nullable TClassid = null
1207 readable var _n_comment
: List[TComment] = new List[TComment]
1212 readable var _n_base
: nullable AModule
1213 readable var _n_eof
: EOF
1214 init(n_base
: nullable AModule, n_eof
: EOF)
1216 self._n_base
= n_base