X-Git-Url: http://nitlanguage.org

diff --git a/src/parser/parser_abs.nit b/src/parser/parser_abs.nit
index 95e93fa..977ddd2 100644
--- a/src/parser/parser_abs.nit
+++ b/src/parser/parser_abs.nit
@@ -1,980 +1,1051 @@
 # Raw AST node hierarchy.
-# This file was generated by SableCC (http://www.sablecc.org/). 
+# This file was generated by SableCC (http://www.sablecc.org/).
 package parser_abs
 
+import location
+
 # Root of the AST hierarchy
-abstract class PNode
+abstract class ANode
+	var _location: nullable Location
+
+	# Location is set during AST building. Once built, location cannon be null
+	# However, manual instanciated nodes may need mode care
+	fun location: Location do return _location.as(not null)
 end
 
 # Ancestor of all tokens
 abstract class Token
-special PNode
+	super ANode
 end
 
 # Ancestor of all productions
 abstract class Prod
-special PNode
+	super ANode
+	fun location=(loc: Location) do _location = loc
 end
 class TEol
-special Token
+	super Token
 end
 class TComment
-special Token
+	super Token
 end
-class TKwpackage
-special Token
+class TKwmodule
+	super Token
 end
 class TKwimport
-special Token
+	super Token
 end
 class TKwclass
-special Token
+	super Token
 end
 class TKwabstract
-special Token
+	super Token
 end
 class TKwinterface
-special Token
+	super Token
 end
-class TKwuniversal
-special Token
+class TKwenum
+	super Token
 end
 class TKwspecial
-special Token
+	super Token
 end
 class TKwend
-special Token
+	super Token
 end
 class TKwmeth
-special Token
+	super Token
 end
 class TKwtype
-special Token
-end
-class TKwattr
-special Token
+	super Token
 end
 class TKwinit
-special Token
+	super Token
 end
 class TKwredef
-special Token
+	super Token
 end
 class TKwis
-special Token
+	super Token
 end
 class TKwdo
-special Token
+	super Token
 end
 class TKwreadable
-special Token
+	super Token
 end
 class TKwwritable
-special Token
+	super Token
 end
 class TKwvar
-special Token
+	super Token
 end
 class TKwintern
-special Token
+	super Token
 end
 class TKwextern
-special Token
+	super Token
 end
 class TKwprotected
-special Token
+	super Token
 end
 class TKwprivate
-special Token
+	super Token
 end
 class TKwintrude
-special Token
+	super Token
 end
 class TKwif
-special Token
+	super Token
 end
 class TKwthen
-special Token
+	super Token
 end
 class TKwelse
-special Token
+	super Token
 end
 class TKwwhile
-special Token
+	super Token
+end
+class TKwloop
+	super Token
 end
 class TKwfor
-special Token
+	super Token
 end
 class TKwin
-special Token
+	super Token
 end
 class TKwand
-special Token
+	super Token
 end
 class TKwor
-special Token
+	super Token
 end
 class TKwnot
-special Token
+	super Token
 end
 class TKwreturn
-special Token
+	super Token
 end
 class TKwcontinue
-special Token
+	super Token
 end
 class TKwbreak
-special Token
+	super Token
 end
 class TKwabort
-special Token
+	super Token
 end
 class TKwassert
-special Token
+	super Token
 end
 class TKwnew
-special Token
+	super Token
 end
 class TKwisa
-special Token
+	super Token
 end
 class TKwonce
-special Token
+	super Token
 end
 class TKwsuper
-special Token
+	super Token
 end
 class TKwself
-special Token
+	super Token
 end
 class TKwtrue
-special Token
+	super Token
 end
 class TKwfalse
-special Token
+	super Token
 end
 class TKwnull
-special Token
+	super Token
 end
 class TKwas
-special Token
-end
-class TKwwith
-special Token
+	super Token
 end
 class TKwnullable
-special Token
+	super Token
 end
 class TKwisset
-special Token
+	super Token
+end
+class TKwlabel
+	super Token
 end
 class TOpar
-special Token
+	super Token
 end
 class TCpar
-special Token
+	super Token
 end
 class TObra
-special Token
+	super Token
 end
 class TCbra
-special Token
+	super Token
 end
 class TComma
-special Token
+	super Token
 end
 class TColumn
-special Token
+	super Token
 end
 class TQuad
-special Token
+	super Token
 end
 class TAssign
-special Token
+	super Token
 end
 class TPluseq
-special Token
+	super Token
 end
 class TMinuseq
-special Token
+	super Token
 end
 class TDotdotdot
-special Token
+	super Token
 end
 class TDotdot
-special Token
+	super Token
 end
 class TDot
-special Token
+	super Token
 end
 class TPlus
-special Token
+	super Token
 end
 class TMinus
-special Token
+	super Token
 end
 class TStar
-special Token
+	super Token
 end
 class TSlash
-special Token
+	super Token
 end
 class TPercent
-special Token
+	super Token
 end
 class TEq
-special Token
+	super Token
 end
 class TNe
-special Token
+	super Token
 end
 class TLt
-special Token
+	super Token
 end
 class TLe
-special Token
+	super Token
+end
+class TLl
+	super Token
 end
 class TGt
-special Token
+	super Token
 end
 class TGe
-special Token
+	super Token
+end
+class TGg
+	super Token
 end
 class TStarship
-special Token
+	super Token
+end
+class TBang
+	super Token
 end
 class TClassid
-special Token
+	super Token
 end
 class TId
-special Token
+	super Token
 end
 class TAttrid
-special Token
+	super Token
 end
 class TNumber
-special Token
+	super Token
 end
 class TFloat
-special Token
+	super Token
 end
 class TChar
-special Token
+	super Token
 end
 class TString
-special Token
+	super Token
 end
 class TStartString
-special Token
+	super Token
 end
 class TMidString
-special Token
+	super Token
 end
 class TEndString
-special Token
+	super Token
 end
-class EOF 
-special Token
+class EOF
+	super Token
 private init noinit do end
 end
-class PError
-special EOF
+class AError
+	super EOF
 private init noinit do end
 end
 
-class PModule special Prod end
-class PPackagedecl special Prod end
-class PImport special Prod end
-class PVisibility special Prod end
-class PClassdef special Prod end
-class PClasskind special Prod end
-class PFormaldef special Prod end
-class PSuperclass special Prod end
-class PPropdef special Prod end
-class PAble special Prod end
-class PMethid special Prod end
-class PSignature special Prod end
-class PParam special Prod end
-class PClosureDecl special Prod end
-class PType special Prod end
-class PExpr special Prod end
-class PAssignOp special Prod end
-class PClosureDef special Prod end
-class PQualified special Prod end
-class PDoc special Prod end
+class AModule super Prod end
+class AModuledecl super Prod end
+class AImport super Prod end
+class AVisibility super Prod end
+class AClassdef super Prod end
+class AClasskind super Prod end
+class AFormaldef super Prod end
+class ASuperclass super Prod end
+class APropdef super Prod end
+class AAble super Prod end
+class AMethid super Prod end
+class ASignature super Prod end
+class AParam super Prod end
+class AClosureDecl super Prod end
+class AType super Prod end
+class ALabel super Prod end
+class AExpr super Prod end
+class AAssignOp super Prod end
+class AClosureDef super Prod end
+class AClosureId super Prod end
+class AQualified super Prod end
+class ADoc super Prod end
 
 class AModule
-special PModule
-    readable writable var _n_packagedecl: nullable PPackagedecl = null
-    readable writable var _n_imports: List[PImport] = new List[PImport]
-    readable writable var _n_classdefs: List[PClassdef] = new List[PClassdef]
-end
-class APackagedecl
-special PPackagedecl
-    readable writable var _n_doc: nullable PDoc = null
-    readable writable var _n_kwpackage: TKwpackage
-    readable writable var _n_id: TId
-end
-class AImport
-special PImport
-    readable writable var _n_visibility: PVisibility
-    readable writable var _n_kwimport: TKwimport
-    readable writable var _n_id: TId
+	super AModule
+    readable var _n_moduledecl: nullable AModuledecl = null
+    readable var _n_imports: List[AImport] = new List[AImport]
+    readable var _n_classdefs: List[AClassdef] = new List[AClassdef]
+end
+class AModuledecl
+	super AModuledecl
+    readable var _n_doc: nullable ADoc = null
+    readable var _n_kwmodule: TKwmodule
+    readable var _n_id: TId
+end
+class AStdImport
+	super AImport
+    readable var _n_visibility: AVisibility
+    readable var _n_kwimport: TKwimport
+    readable var _n_id: TId
 end
 class ANoImport
-special PImport
-    readable writable var _n_visibility: PVisibility
-    readable writable var _n_kwimport: TKwimport
-    readable writable var _n_kwend: TKwend
+	super AImport
+    readable var _n_visibility: AVisibility
+    readable var _n_kwimport: TKwimport
+    readable var _n_kwend: TKwend
 end
 class APublicVisibility
-special PVisibility
+	super AVisibility
 end
 class APrivateVisibility
-special PVisibility
-    readable writable var _n_kwprivate: TKwprivate
+	super AVisibility
+    readable var _n_kwprivate: TKwprivate
 end
 class AProtectedVisibility
-special PVisibility
-    readable writable var _n_kwprotected: TKwprotected
+	super AVisibility
+    readable var _n_kwprotected: TKwprotected
 end
 class AIntrudeVisibility
-special PVisibility
-    readable writable var _n_kwintrude: TKwintrude
-end
-class AClassdef
-special PClassdef
-    readable writable var _n_doc: nullable PDoc = null
-    readable writable var _n_kwredef: nullable TKwredef = null
-    readable writable var _n_visibility: PVisibility
-    readable writable var _n_classkind: PClasskind
-    readable writable var _n_id: nullable TClassid = null
-    readable writable var _n_formaldefs: List[PFormaldef] = new List[PFormaldef]
-    readable writable var _n_superclasses: List[PSuperclass] = new List[PSuperclass]
-    readable writable var _n_propdefs: List[PPropdef] = new List[PPropdef]
+	super AVisibility
+    readable var _n_kwintrude: TKwintrude
+end
+class AStdClassdef
+	super AClassdef
+    readable var _n_doc: nullable ADoc = null
+    readable var _n_kwredef: nullable TKwredef = null
+    readable var _n_visibility: AVisibility
+    readable var _n_classkind: AClasskind
+    readable var _n_id: nullable TClassid = null
+    readable var _n_formaldefs: List[AFormaldef] = new List[AFormaldef]
+    readable var _n_superclasses: List[ASuperclass] = new List[ASuperclass]
+    readable var _n_propdefs: List[APropdef] = new List[APropdef]
 end
 class ATopClassdef
-special PClassdef
-    readable writable var _n_propdefs: List[PPropdef] = new List[PPropdef]
+	super AClassdef
+    readable var _n_propdefs: List[APropdef] = new List[APropdef]
 end
 class AMainClassdef
-special PClassdef
-    readable writable var _n_propdefs: List[PPropdef] = new List[PPropdef]
+	super AClassdef
+    readable var _n_propdefs: List[APropdef] = new List[APropdef]
 end
 class AConcreteClasskind
-special PClasskind
-    readable writable var _n_kwclass: TKwclass
+	super AClasskind
+    readable var _n_kwclass: TKwclass
 end
 class AAbstractClasskind
-special PClasskind
-    readable writable var _n_kwabstract: TKwabstract
-    readable writable var _n_kwclass: TKwclass
+	super AClasskind
+    readable var _n_kwabstract: TKwabstract
+    readable var _n_kwclass: TKwclass
 end
 class AInterfaceClasskind
-special PClasskind
-    readable writable var _n_kwinterface: TKwinterface
+	super AClasskind
+    readable var _n_kwinterface: TKwinterface
 end
-class AUniversalClasskind
-special PClasskind
-    readable writable var _n_kwuniversal: TKwuniversal
+class AEnumClasskind
+	super AClasskind
+    readable var _n_kwenum: TKwenum
 end
 class AFormaldef
-special PFormaldef
-    readable writable var _n_id: TClassid
-    readable writable var _n_type: nullable PType = null
+	super AFormaldef
+    readable var _n_id: TClassid
+    readable var _n_type: nullable AType = null
 end
 class ASuperclass
-special PSuperclass
-    readable writable var _n_kwspecial: TKwspecial
-    readable writable var _n_type: PType
+	super ASuperclass
+    readable var _n_kwspecial: nullable TKwspecial = null
+    readable var _n_kwsuper: nullable TKwsuper = null
+    readable var _n_type: AType
 end
 class AAttrPropdef
-special PPropdef
-    readable writable var _n_doc: nullable PDoc = null
-    readable writable var _n_readable: nullable PAble = null
-    readable writable var _n_writable: nullable PAble = null
-    readable writable var _n_kwredef: nullable TKwredef = null
-    readable writable var _n_visibility: PVisibility
-    readable writable var _n_kwattr: nullable TKwattr = null
-    readable writable var _n_kwvar: nullable TKwvar = null
-    readable writable var _n_id: TAttrid
-    readable writable var _n_type: nullable PType = null
-    readable writable var _n_expr: nullable PExpr = null
+	super APropdef
+    readable var _n_doc: nullable ADoc = null
+    readable var _n_readable: nullable AAble = null
+    readable var _n_writable: nullable AAble = null
+    readable var _n_kwredef: nullable TKwredef = null
+    readable var _n_visibility: AVisibility
+    readable var _n_kwvar: TKwvar
+    readable var _n_id: nullable TAttrid = null
+    readable var _n_id2: nullable TId = null
+    readable var _n_type: nullable AType = null
+    readable var _n_expr: nullable AExpr = null
 end
 class AMethPropdef
-special PPropdef
-    readable writable var _n_doc: nullable PDoc = null
-    readable writable var _n_kwredef: nullable TKwredef = null
-    readable writable var _n_visibility: PVisibility
-    readable writable var _n_methid: PMethid
-    readable writable var _n_signature: PSignature
+	super APropdef
+    readable var _n_doc: nullable ADoc = null
+    readable var _n_kwredef: nullable TKwredef = null
+    readable var _n_visibility: AVisibility
+    readable var _n_methid: AMethid
+    readable var _n_signature: ASignature
 end
 class ADeferredMethPropdef
-special PPropdef
-    readable writable var _n_doc: nullable PDoc = null
-    readable writable var _n_kwredef: nullable TKwredef = null
-    readable writable var _n_visibility: PVisibility
-    readable writable var _n_kwmeth: TKwmeth
-    readable writable var _n_methid: PMethid
-    readable writable var _n_signature: PSignature
+	super APropdef
+    readable var _n_doc: nullable ADoc = null
+    readable var _n_kwredef: nullable TKwredef = null
+    readable var _n_visibility: AVisibility
+    readable var _n_kwmeth: TKwmeth
+    readable var _n_methid: AMethid
+    readable var _n_signature: ASignature
 end
 class AInternMethPropdef
-special PPropdef
-    readable writable var _n_doc: nullable PDoc = null
-    readable writable var _n_kwredef: nullable TKwredef = null
-    readable writable var _n_visibility: PVisibility
-    readable writable var _n_kwmeth: TKwmeth
-    readable writable var _n_methid: PMethid
-    readable writable var _n_signature: PSignature
+	super APropdef
+    readable var _n_doc: nullable ADoc = null
+    readable var _n_kwredef: nullable TKwredef = null
+    readable var _n_visibility: AVisibility
+    readable var _n_kwmeth: TKwmeth
+    readable var _n_methid: AMethid
+    readable var _n_signature: ASignature
 end
 class AExternMethPropdef
-special PPropdef
-    readable writable var _n_doc: nullable PDoc = null
-    readable writable var _n_kwredef: nullable TKwredef = null
-    readable writable var _n_visibility: PVisibility
-    readable writable var _n_kwmeth: TKwmeth
-    readable writable var _n_methid: PMethid
-    readable writable var _n_signature: PSignature
-    readable writable var _n_extern: nullable TString = null
+	super APropdef
+    readable var _n_doc: nullable ADoc = null
+    readable var _n_kwredef: nullable TKwredef = null
+    readable var _n_visibility: AVisibility
+    readable var _n_kwmeth: TKwmeth
+    readable var _n_methid: AMethid
+    readable var _n_signature: ASignature
+    readable var _n_extern: nullable TString = null
 end
 class AConcreteMethPropdef
-special PPropdef
-    readable writable var _n_doc: nullable PDoc = null
-    readable writable var _n_kwredef: nullable TKwredef = null
-    readable writable var _n_visibility: PVisibility
-    readable writable var _n_kwmeth: TKwmeth
-    readable writable var _n_methid: PMethid
-    readable writable var _n_signature: PSignature
-    readable writable var _n_block: nullable PExpr = null
+	super APropdef
+    readable var _n_doc: nullable ADoc = null
+    readable var _n_kwredef: nullable TKwredef = null
+    readable var _n_visibility: AVisibility
+    readable var _n_kwmeth: TKwmeth
+    readable var _n_methid: AMethid
+    readable var _n_signature: ASignature
+    readable var _n_block: nullable AExpr = null
 end
 class AConcreteInitPropdef
-special PPropdef
-    readable writable var _n_doc: nullable PDoc = null
-    readable writable var _n_kwredef: nullable TKwredef = null
-    readable writable var _n_visibility: PVisibility
-    readable writable var _n_kwinit: TKwinit
-    readable writable var _n_methid: nullable PMethid = null
-    readable writable var _n_signature: PSignature
-    readable writable var _n_block: nullable PExpr = null
+	super APropdef
+    readable var _n_doc: nullable ADoc = null
+    readable var _n_kwredef: nullable TKwredef = null
+    readable var _n_visibility: AVisibility
+    readable var _n_kwinit: TKwinit
+    readable var _n_methid: nullable AMethid = null
+    readable var _n_signature: ASignature
+    readable var _n_block: nullable AExpr = null
 end
 class AMainMethPropdef
-special PPropdef
-    readable writable var _n_kwredef: nullable TKwredef = null
-    readable writable var _n_block: nullable PExpr = null
+	super APropdef
+    readable var _n_kwredef: nullable TKwredef = null
+    readable var _n_block: nullable AExpr = null
 end
 class ATypePropdef
-special PPropdef
-    readable writable var _n_doc: nullable PDoc = null
-    readable writable var _n_kwredef: nullable TKwredef = null
-    readable writable var _n_visibility: PVisibility
-    readable writable var _n_kwtype: TKwtype
-    readable writable var _n_id: TClassid
-    readable writable var _n_type: PType
+	super APropdef
+    readable var _n_doc: nullable ADoc = null
+    readable var _n_kwredef: nullable TKwredef = null
+    readable var _n_visibility: AVisibility
+    readable var _n_kwtype: TKwtype
+    readable var _n_id: TClassid
+    readable var _n_type: AType
 end
 class AReadAble
-special PAble
-    readable writable var _n_kwredef: nullable TKwredef = null
-    readable writable var _n_kwreadable: TKwreadable
+	super AAble
+    readable var _n_kwredef: nullable TKwredef = null
+    readable var _n_kwreadable: TKwreadable
 end
 class AWriteAble
-special PAble
-    readable writable var _n_kwredef: nullable TKwredef = null
-    readable writable var _n_kwwritable: TKwwritable
+	super AAble
+    readable var _n_kwredef: nullable TKwredef = null
+    readable var _n_visibility: nullable AVisibility = null
+    readable var _n_kwwritable: TKwwritable
 end
 class AIdMethid
-special PMethid
-    readable writable var _n_id: TId
+	super AMethid
+    readable var _n_id: TId
 end
 class APlusMethid
-special PMethid
-    readable writable var _n_plus: TPlus
+	super AMethid
+    readable var _n_plus: TPlus
 end
 class AMinusMethid
-special PMethid
-    readable writable var _n_minus: TMinus
+	super AMethid
+    readable var _n_minus: TMinus
 end
 class AStarMethid
-special PMethid
-    readable writable var _n_star: TStar
+	super AMethid
+    readable var _n_star: TStar
 end
 class ASlashMethid
-special PMethid
-    readable writable var _n_slash: TSlash
+	super AMethid
+    readable var _n_slash: TSlash
 end
 class APercentMethid
-special PMethid
-    readable writable var _n_percent: TPercent
+	super AMethid
+    readable var _n_percent: TPercent
 end
 class AEqMethid
-special PMethid
-    readable writable var _n_eq: TEq
+	super AMethid
+    readable var _n_eq: TEq
 end
 class ANeMethid
-special PMethid
-    readable writable var _n_ne: TNe
+	super AMethid
+    readable var _n_ne: TNe
 end
 class ALeMethid
-special PMethid
-    readable writable var _n_le: TLe
+	super AMethid
+    readable var _n_le: TLe
 end
 class AGeMethid
-special PMethid
-    readable writable var _n_ge: TGe
+	super AMethid
+    readable var _n_ge: TGe
 end
 class ALtMethid
-special PMethid
-    readable writable var _n_lt: TLt
+	super AMethid
+    readable var _n_lt: TLt
 end
 class AGtMethid
-special PMethid
-    readable writable var _n_gt: TGt
+	super AMethid
+    readable var _n_gt: TGt
+end
+class ALlMethid
+	super AMethid
+    readable var _n_ll: TLl
+end
+class AGgMethid
+	super AMethid
+    readable var _n_gg: TGg
 end
 class ABraMethid
-special PMethid
-    readable writable var _n_obra: TObra
-    readable writable var _n_cbra: TCbra
+	super AMethid
+    readable var _n_obra: TObra
+    readable var _n_cbra: TCbra
 end
 class AStarshipMethid
-special PMethid
-    readable writable var _n_starship: TStarship
+	super AMethid
+    readable var _n_starship: TStarship
 end
 class AAssignMethid
-special PMethid
-    readable writable var _n_id: TId
-    readable writable var _n_assign: TAssign
+	super AMethid
+    readable var _n_id: TId
+    readable var _n_assign: TAssign
 end
 class ABraassignMethid
-special PMethid
-    readable writable var _n_obra: TObra
-    readable writable var _n_cbra: TCbra
-    readable writable var _n_assign: TAssign
+	super AMethid
+    readable var _n_obra: TObra
+    readable var _n_cbra: TCbra
+    readable var _n_assign: TAssign
 end
 class ASignature
-special PSignature
-    readable writable var _n_params: List[PParam] = new List[PParam]
-    readable writable var _n_type: nullable PType = null
-    readable writable var _n_closure_decls: List[PClosureDecl] = new List[PClosureDecl]
+	super ASignature
+    readable var _n_params: List[AParam] = new List[AParam]
+    readable var _n_type: nullable AType = null
+    readable var _n_closure_decls: List[AClosureDecl] = new List[AClosureDecl]
 end
 class AParam
-special PParam
-    readable writable var _n_id: TId
-    readable writable var _n_type: nullable PType = null
-    readable writable var _n_dotdotdot: nullable TDotdotdot = null
+	super AParam
+    readable var _n_id: TId
+    readable var _n_type: nullable AType = null
+    readable var _n_dotdotdot: nullable TDotdotdot = null
 end
 class AClosureDecl
-special PClosureDecl
-    readable writable var _n_kwwith: TKwwith
-    readable writable var _n_kwbreak: nullable TKwbreak = null
-    readable writable var _n_id: TId
-    readable writable var _n_signature: PSignature
-    readable writable var _n_expr: nullable PExpr = null
+	super AClosureDecl
+    readable var _n_kwbreak: nullable TKwbreak = null
+    readable var _n_bang: TBang
+    readable var _n_id: TId
+    readable var _n_signature: ASignature
+    readable var _n_expr: nullable AExpr = null
 end
 class AType
-special PType
-    readable writable var _n_kwnullable: nullable TKwnullable = null
-    readable writable var _n_id: TClassid
-    readable writable var _n_types: List[PType] = new List[PType]
+	super AType
+    readable var _n_kwnullable: nullable TKwnullable = null
+    readable var _n_id: TClassid
+    readable var _n_types: List[AType] = new List[AType]
+end
+class ALabel
+	super ALabel
+    readable var _n_kwlabel: TKwlabel
+    readable var _n_id: TId
 end
 class ABlockExpr
-special PExpr
-    readable writable var _n_expr: List[PExpr] = new List[PExpr]
+	super AExpr
+    readable var _n_expr: List[AExpr] = new List[AExpr]
 end
 class AVardeclExpr
-special PExpr
-    readable writable var _n_kwvar: TKwvar
-    readable writable var _n_id: TId
-    readable writable var _n_type: nullable PType = null
-    readable writable var _n_assign: nullable TAssign = null
-    readable writable var _n_expr: nullable PExpr = null
+	super AExpr
+    readable var _n_kwvar: TKwvar
+    readable var _n_id: TId
+    readable var _n_type: nullable AType = null
+    readable var _n_assign: nullable TAssign = null
+    readable var _n_expr: nullable AExpr = null
 end
 class AReturnExpr
-special PExpr
-    readable writable var _n_kwreturn: TKwreturn
-    readable writable var _n_expr: nullable PExpr = null
+	super AExpr
+    readable var _n_kwreturn: nullable TKwreturn = null
+    readable var _n_expr: nullable AExpr = null
 end
 class ABreakExpr
-special PExpr
-    readable writable var _n_kwbreak: TKwbreak
-    readable writable var _n_expr: nullable PExpr = null
+	super AExpr
+    readable var _n_kwbreak: TKwbreak
+    readable var _n_label: nullable ALabel = null
+    readable var _n_expr: nullable AExpr = null
 end
 class AAbortExpr
-special PExpr
-    readable writable var _n_kwabort: TKwabort
+	super AExpr
+    readable var _n_kwabort: TKwabort
 end
 class AContinueExpr
-special PExpr
-    readable writable var _n_kwcontinue: TKwcontinue
-    readable writable var _n_expr: nullable PExpr = null
+	super AExpr
+    readable var _n_kwcontinue: nullable TKwcontinue = null
+    readable var _n_label: nullable ALabel = null
+    readable var _n_expr: nullable AExpr = null
 end
 class ADoExpr
-special PExpr
-    readable writable var _n_kwdo: TKwdo
-    readable writable var _n_block: nullable PExpr = null
+	super AExpr
+    readable var _n_kwdo: TKwdo
+    readable var _n_block: nullable AExpr = null
+    readable var _n_label: nullable ALabel = null
 end
 class AIfExpr
-special PExpr
-    readable writable var _n_kwif: TKwif
-    readable writable var _n_expr: PExpr
-    readable writable var _n_then: nullable PExpr = null
-    readable writable var _n_else: nullable PExpr = null
+	super AExpr
+    readable var _n_kwif: TKwif
+    readable var _n_expr: AExpr
+    readable var _n_then: nullable AExpr = null
+    readable var _n_else: nullable AExpr = null
 end
 class AIfexprExpr
-special PExpr
-    readable writable var _n_kwif: TKwif
-    readable writable var _n_expr: PExpr
-    readable writable var _n_kwthen: TKwthen
-    readable writable var _n_then: PExpr
-    readable writable var _n_kwelse: TKwelse
-    readable writable var _n_else: PExpr
+	super AExpr
+    readable var _n_kwif: TKwif
+    readable var _n_expr: AExpr
+    readable var _n_kwthen: TKwthen
+    readable var _n_then: AExpr
+    readable var _n_kwelse: TKwelse
+    readable var _n_else: AExpr
 end
 class AWhileExpr
-special PExpr
-    readable writable var _n_kwwhile: TKwwhile
-    readable writable var _n_expr: PExpr
-    readable writable var _n_kwdo: TKwdo
-    readable writable var _n_block: nullable PExpr = null
+	super AExpr
+    readable var _n_kwwhile: TKwwhile
+    readable var _n_expr: AExpr
+    readable var _n_kwdo: TKwdo
+    readable var _n_block: nullable AExpr = null
+    readable var _n_label: nullable ALabel = null
+end
+class ALoopExpr
+	super AExpr
+    readable var _n_kwloop: TKwloop
+    readable var _n_block: nullable AExpr = null
+    readable var _n_label: nullable ALabel = null
 end
 class AForExpr
-special PExpr
-    readable writable var _n_kwfor: TKwfor
-    readable writable var _n_id: TId
-    readable writable var _n_expr: PExpr
-    readable writable var _n_kwdo: TKwdo
-    readable writable var _n_block: nullable PExpr = null
+	super AExpr
+    readable var _n_kwfor: TKwfor
+    readable var _n_id: TId
+    readable var _n_expr: AExpr
+    readable var _n_kwdo: TKwdo
+    readable var _n_block: nullable AExpr = null
+    readable var _n_label: nullable ALabel = null
 end
 class AAssertExpr
-special PExpr
-    readable writable var _n_kwassert: TKwassert
-    readable writable var _n_id: nullable TId = null
-    readable writable var _n_expr: PExpr
+	super AExpr
+    readable var _n_kwassert: TKwassert
+    readable var _n_id: nullable TId = null
+    readable var _n_expr: AExpr
+    readable var _n_else: nullable AExpr = null
 end
 class AOnceExpr
-special PExpr
-    readable writable var _n_kwonce: TKwonce
-    readable writable var _n_expr: PExpr
+	super AExpr
+    readable var _n_kwonce: TKwonce
+    readable var _n_expr: AExpr
 end
 class ASendExpr
-special PExpr
-    readable writable var _n_expr: PExpr
+	super AExpr
+    readable var _n_expr: AExpr
 end
 class ABinopExpr
-special PExpr
-    readable writable var _n_expr: PExpr
-    readable writable var _n_expr2: PExpr
+	super AExpr
+    readable var _n_expr: AExpr
+    readable var _n_expr2: AExpr
 end
 class AOrExpr
-special PExpr
-    readable writable var _n_expr: PExpr
-    readable writable var _n_expr2: PExpr
+	super AExpr
+    readable var _n_expr: AExpr
+    readable var _n_expr2: AExpr
 end
 class AAndExpr
-special PExpr
-    readable writable var _n_expr: PExpr
-    readable writable var _n_expr2: PExpr
+	super AExpr
+    readable var _n_expr: AExpr
+    readable var _n_expr2: AExpr
+end
+class AOrElseExpr
+	super AExpr
+    readable var _n_expr: AExpr
+    readable var _n_expr2: AExpr
 end
 class ANotExpr
-special PExpr
-    readable writable var _n_kwnot: TKwnot
-    readable writable var _n_expr: PExpr
+	super AExpr
+    readable var _n_kwnot: TKwnot
+    readable var _n_expr: AExpr
 end
 class AEqExpr
-special PExpr
-    readable writable var _n_expr: PExpr
-    readable writable var _n_expr2: PExpr
+	super AExpr
+    readable var _n_expr: AExpr
+    readable var _n_expr2: AExpr
 end
 class AEeExpr
-special PExpr
-    readable writable var _n_expr: PExpr
-    readable writable var _n_expr2: PExpr
+	super AExpr
+    readable var _n_expr: AExpr
+    readable var _n_expr2: AExpr
 end
 class ANeExpr
-special PExpr
-    readable writable var _n_expr: PExpr
-    readable writable var _n_expr2: PExpr
+	super AExpr
+    readable var _n_expr: AExpr
+    readable var _n_expr2: AExpr
 end
 class ALtExpr
-special PExpr
-    readable writable var _n_expr: PExpr
-    readable writable var _n_expr2: PExpr
+	super AExpr
+    readable var _n_expr: AExpr
+    readable var _n_expr2: AExpr
 end
 class ALeExpr
-special PExpr
-    readable writable var _n_expr: PExpr
-    readable writable var _n_expr2: PExpr
+	super AExpr
+    readable var _n_expr: AExpr
+    readable var _n_expr2: AExpr
+end
+class ALlExpr
+	super AExpr
+    readable var _n_expr: AExpr
+    readable var _n_expr2: AExpr
 end
 class AGtExpr
-special PExpr
-    readable writable var _n_expr: PExpr
-    readable writable var _n_expr2: PExpr
+	super AExpr
+    readable var _n_expr: AExpr
+    readable var _n_expr2: AExpr
 end
 class AGeExpr
-special PExpr
-    readable writable var _n_expr: PExpr
-    readable writable var _n_expr2: PExpr
+	super AExpr
+    readable var _n_expr: AExpr
+    readable var _n_expr2: AExpr
+end
+class AGgExpr
+	super AExpr
+    readable var _n_expr: AExpr
+    readable var _n_expr2: AExpr
 end
 class AIsaExpr
-special PExpr
-    readable writable var _n_expr: PExpr
-    readable writable var _n_type: PType
+	super AExpr
+    readable var _n_expr: AExpr
+    readable var _n_type: AType
 end
 class APlusExpr
-special PExpr
-    readable writable var _n_expr: PExpr
-    readable writable var _n_expr2: PExpr
+	super AExpr
+    readable var _n_expr: AExpr
+    readable var _n_expr2: AExpr
 end
 class AMinusExpr
-special PExpr
-    readable writable var _n_expr: PExpr
-    readable writable var _n_expr2: PExpr
+	super AExpr
+    readable var _n_expr: AExpr
+    readable var _n_expr2: AExpr
 end
 class AStarshipExpr
-special PExpr
-    readable writable var _n_expr: PExpr
-    readable writable var _n_expr2: PExpr
+	super AExpr
+    readable var _n_expr: AExpr
+    readable var _n_expr2: AExpr
 end
 class AStarExpr
-special PExpr
-    readable writable var _n_expr: PExpr
-    readable writable var _n_expr2: PExpr
+	super AExpr
+    readable var _n_expr: AExpr
+    readable var _n_expr2: AExpr
 end
 class ASlashExpr
-special PExpr
-    readable writable var _n_expr: PExpr
-    readable writable var _n_expr2: PExpr
+	super AExpr
+    readable var _n_expr: AExpr
+    readable var _n_expr2: AExpr
 end
 class APercentExpr
-special PExpr
-    readable writable var _n_expr: PExpr
-    readable writable var _n_expr2: PExpr
+	super AExpr
+    readable var _n_expr: AExpr
+    readable var _n_expr2: AExpr
 end
 class AUminusExpr
-special PExpr
-    readable writable var _n_minus: TMinus
-    readable writable var _n_expr: PExpr
+	super AExpr
+    readable var _n_minus: TMinus
+    readable var _n_expr: AExpr
 end
 class ANewExpr
-special PExpr
-    readable writable var _n_kwnew: TKwnew
-    readable writable var _n_type: PType
-    readable writable var _n_id: nullable TId = null
-    readable writable var _n_args: List[PExpr] = new List[PExpr]
+	super AExpr
+    readable var _n_kwnew: TKwnew
+    readable var _n_type: AType
+    readable var _n_id: nullable TId = null
+    readable var _n_args: List[AExpr] = new List[AExpr]
 end
 class AAttrExpr
-special PExpr
-    readable writable var _n_expr: PExpr
-    readable writable var _n_id: TAttrid
+	super AExpr
+    readable var _n_expr: AExpr
+    readable var _n_id: TAttrid
 end
 class AAttrAssignExpr
-special PExpr
-    readable writable var _n_expr: PExpr
-    readable writable var _n_id: TAttrid
-    readable writable var _n_assign: TAssign
-    readable writable var _n_value: PExpr
+	super AExpr
+    readable var _n_expr: AExpr
+    readable var _n_id: TAttrid
+    readable var _n_assign: TAssign
+    readable var _n_value: AExpr
 end
 class AAttrReassignExpr
-special PExpr
-    readable writable var _n_expr: PExpr
-    readable writable var _n_id: TAttrid
-    readable writable var _n_assign_op: PAssignOp
-    readable writable var _n_value: PExpr
+	super AExpr
+    readable var _n_expr: AExpr
+    readable var _n_id: TAttrid
+    readable var _n_assign_op: AAssignOp
+    readable var _n_value: AExpr
 end
 class ACallExpr
-special PExpr
-    readable writable var _n_expr: PExpr
-    readable writable var _n_id: TId
-    readable writable var _n_args: List[PExpr] = new List[PExpr]
-    readable writable var _n_closure_defs: List[PClosureDef] = new List[PClosureDef]
+	super AExpr
+    readable var _n_expr: AExpr
+    readable var _n_id: TId
+    readable var _n_args: List[AExpr] = new List[AExpr]
+    readable var _n_closure_defs: List[AClosureDef] = new List[AClosureDef]
 end
 class ACallAssignExpr
-special PExpr
-    readable writable var _n_expr: PExpr
-    readable writable var _n_id: TId
-    readable writable var _n_args: List[PExpr] = new List[PExpr]
-    readable writable var _n_assign: TAssign
-    readable writable var _n_value: PExpr
+	super AExpr
+    readable var _n_expr: AExpr
+    readable var _n_id: TId
+    readable var _n_args: List[AExpr] = new List[AExpr]
+    readable var _n_assign: TAssign
+    readable var _n_value: AExpr
 end
 class ACallReassignExpr
-special PExpr
-    readable writable var _n_expr: PExpr
-    readable writable var _n_id: TId
-    readable writable var _n_args: List[PExpr] = new List[PExpr]
-    readable writable var _n_assign_op: PAssignOp
-    readable writable var _n_value: PExpr
+	super AExpr
+    readable var _n_expr: AExpr
+    readable var _n_id: TId
+    readable var _n_args: List[AExpr] = new List[AExpr]
+    readable var _n_assign_op: AAssignOp
+    readable var _n_value: AExpr
 end
 class ASuperExpr
-special PExpr
-    readable writable var _n_qualified: nullable PQualified = null
-    readable writable var _n_kwsuper: TKwsuper
-    readable writable var _n_args: List[PExpr] = new List[PExpr]
+	super AExpr
+    readable var _n_qualified: nullable AQualified = null
+    readable var _n_kwsuper: TKwsuper
+    readable var _n_args: List[AExpr] = new List[AExpr]
 end
 class AInitExpr
-special PExpr
-    readable writable var _n_expr: PExpr
-    readable writable var _n_kwinit: TKwinit
-    readable writable var _n_args: List[PExpr] = new List[PExpr]
+	super AExpr
+    readable var _n_expr: AExpr
+    readable var _n_kwinit: TKwinit
+    readable var _n_args: List[AExpr] = new List[AExpr]
 end
 class ABraExpr
-special PExpr
-    readable writable var _n_expr: PExpr
-    readable writable var _n_args: List[PExpr] = new List[PExpr]
-    readable writable var _n_closure_defs: List[PClosureDef] = new List[PClosureDef]
+	super AExpr
+    readable var _n_expr: AExpr
+    readable var _n_args: List[AExpr] = new List[AExpr]
+    readable var _n_closure_defs: List[AClosureDef] = new List[AClosureDef]
 end
 class ABraAssignExpr
-special PExpr
-    readable writable var _n_expr: PExpr
-    readable writable var _n_args: List[PExpr] = new List[PExpr]
-    readable writable var _n_assign: TAssign
-    readable writable var _n_value: PExpr
+	super AExpr
+    readable var _n_expr: AExpr
+    readable var _n_args: List[AExpr] = new List[AExpr]
+    readable var _n_assign: TAssign
+    readable var _n_value: AExpr
 end
 class ABraReassignExpr
-special PExpr
-    readable writable var _n_expr: PExpr
-    readable writable var _n_args: List[PExpr] = new List[PExpr]
-    readable writable var _n_assign_op: PAssignOp
-    readable writable var _n_value: PExpr
+	super AExpr
+    readable var _n_expr: AExpr
+    readable var _n_args: List[AExpr] = new List[AExpr]
+    readable var _n_assign_op: AAssignOp
+    readable var _n_value: AExpr
 end
 class AClosureCallExpr
-special PExpr
-    readable writable var _n_id: TId
-    readable writable var _n_args: List[PExpr] = new List[PExpr]
-    readable writable var _n_closure_defs: List[PClosureDef] = new List[PClosureDef]
+	super AExpr
+    readable var _n_id: TId
+    readable var _n_args: List[AExpr] = new List[AExpr]
+    readable var _n_closure_defs: List[AClosureDef] = new List[AClosureDef]
 end
 class AVarExpr
-special PExpr
-    readable writable var _n_id: TId
+	super AExpr
+    readable var _n_id: TId
 end
 class AVarAssignExpr
-special PExpr
-    readable writable var _n_id: TId
-    readable writable var _n_assign: TAssign
-    readable writable var _n_value: PExpr
+	super AExpr
+    readable var _n_id: TId
+    readable var _n_assign: TAssign
+    readable var _n_value: AExpr
 end
 class AVarReassignExpr
-special PExpr
-    readable writable var _n_id: TId
-    readable writable var _n_assign_op: PAssignOp
-    readable writable var _n_value: PExpr
+	super AExpr
+    readable var _n_id: TId
+    readable var _n_assign_op: AAssignOp
+    readable var _n_value: AExpr
 end
 class ARangeExpr
-special PExpr
-    readable writable var _n_expr: PExpr
-    readable writable var _n_expr2: PExpr
+	super AExpr
+    readable var _n_expr: AExpr
+    readable var _n_expr2: AExpr
 end
 class ACrangeExpr
-special PExpr
-    readable writable var _n_expr: PExpr
-    readable writable var _n_expr2: PExpr
+	super AExpr
+    readable var _n_expr: AExpr
+    readable var _n_expr2: AExpr
 end
 class AOrangeExpr
-special PExpr
-    readable writable var _n_expr: PExpr
-    readable writable var _n_expr2: PExpr
+	super AExpr
+    readable var _n_expr: AExpr
+    readable var _n_expr2: AExpr
 end
 class AArrayExpr
-special PExpr
-    readable writable var _n_exprs: List[PExpr] = new List[PExpr]
+	super AExpr
+    readable var _n_exprs: List[AExpr] = new List[AExpr]
 end
 class ASelfExpr
-special PExpr
-    readable writable var _n_kwself: TKwself
+	super AExpr
+    readable var _n_kwself: TKwself
 end
 class AImplicitSelfExpr
-special PExpr
+	super AExpr
 end
 class ATrueExpr
-special PExpr
-    readable writable var _n_kwtrue: TKwtrue
+	super AExpr
+    readable var _n_kwtrue: TKwtrue
 end
 class AFalseExpr
-special PExpr
-    readable writable var _n_kwfalse: TKwfalse
+	super AExpr
+    readable var _n_kwfalse: TKwfalse
 end
 class ANullExpr
-special PExpr
-    readable writable var _n_kwnull: TKwnull
+	super AExpr
+    readable var _n_kwnull: TKwnull
 end
 class AIntExpr
-special PExpr
-    readable writable var _n_number: TNumber
+	super AExpr
+    readable var _n_number: TNumber
 end
 class AFloatExpr
-special PExpr
-    readable writable var _n_float: TFloat
+	super AExpr
+    readable var _n_float: TFloat
 end
 class ACharExpr
-special PExpr
-    readable writable var _n_char: TChar
+	super AExpr
+    readable var _n_char: TChar
 end
 class AStringExpr
-special PExpr
-    readable writable var _n_string: TString
+	super AExpr
+    readable var _n_string: TString
 end
 class AStartStringExpr
-special PExpr
-    readable writable var _n_string: TStartString
+	super AExpr
+    readable var _n_string: TStartString
 end
 class AMidStringExpr
-special PExpr
-    readable writable var _n_string: TMidString
+	super AExpr
+    readable var _n_string: TMidString
 end
 class AEndStringExpr
-special PExpr
-    readable writable var _n_string: TEndString
+	super AExpr
+    readable var _n_string: TEndString
 end
 class ASuperstringExpr
-special PExpr
-    readable writable var _n_exprs: List[PExpr] = new List[PExpr]
+	super AExpr
+    readable var _n_exprs: List[AExpr] = new List[AExpr]
 end
 class AParExpr
-special PExpr
-    readable writable var _n_expr: PExpr
+	super AExpr
+    readable var _n_expr: AExpr
 end
 class AAsCastExpr
-special PExpr
-    readable writable var _n_expr: PExpr
-    readable writable var _n_kwas: TKwas
-    readable writable var _n_type: PType
+	super AExpr
+    readable var _n_expr: AExpr
+    readable var _n_kwas: TKwas
+    readable var _n_type: AType
 end
 class AAsNotnullExpr
-special PExpr
-    readable writable var _n_expr: PExpr
-    readable writable var _n_kwas: TKwas
-    readable writable var _n_kwnot: TKwnot
-    readable writable var _n_kwnull: TKwnull
+	super AExpr
+    readable var _n_expr: AExpr
+    readable var _n_kwas: TKwas
+    readable var _n_kwnot: TKwnot
+    readable var _n_kwnull: TKwnull
 end
 class AIssetAttrExpr
-special PExpr
-    readable writable var _n_kwisset: TKwisset
-    readable writable var _n_expr: PExpr
-    readable writable var _n_id: TAttrid
+	super AExpr
+    readable var _n_kwisset: TKwisset
+    readable var _n_expr: AExpr
+    readable var _n_id: TAttrid
 end
 class APlusAssignOp
-special PAssignOp
-    readable writable var _n_pluseq: TPluseq
+	super AAssignOp
+    readable var _n_pluseq: TPluseq
 end
 class AMinusAssignOp
-special PAssignOp
-    readable writable var _n_minuseq: TMinuseq
+	super AAssignOp
+    readable var _n_minuseq: TMinuseq
 end
 class AClosureDef
-special PClosureDef
-    readable writable var _n_kwwith: TKwwith
-    readable writable var _n_id: List[TId] = new List[TId]
-    readable writable var _n_kwdo: TKwdo
-    readable writable var _n_expr: nullable PExpr = null
+	super AClosureDef
+    readable var _n_bang: TBang
+    readable var _n_id: AClosureId
+    readable var _n_ids: List[TId] = new List[TId]
+    readable var _n_kwdo: nullable TKwdo = null
+    readable var _n_expr: nullable AExpr = null
+    readable var _n_label: nullable ALabel = null
+end
+class ASimpleClosureId
+	super AClosureId
+    readable var _n_id: TId
+end
+class ABreakClosureId
+	super AClosureId
+    readable var _n_kwbreak: TKwbreak
 end
 class AQualified
-special PQualified
-    readable writable var _n_id: List[TId] = new List[TId]
-    readable writable var _n_classid: nullable TClassid = null
+	super AQualified
+    readable var _n_id: List[TId] = new List[TId]
+    readable var _n_classid: nullable TClassid = null
 end
 class ADoc
-special PDoc
-    readable writable var _n_comment: List[TComment] = new List[TComment]
+	super ADoc
+    readable var _n_comment: List[TComment] = new List[TComment]
 end
 
 class Start
-special Prod
-    readable writable var _n_base: nullable PModule 
-    readable writable var _n_eof: EOF 
+	super Prod
+    readable var _n_base: nullable AModule
+    readable var _n_eof: EOF
 end