amber/js/Compiler-Interpreter.js

smalltalk.addPackage('Compiler-Interpreter', {});
smalltalk.addClass('AIContext', smalltalk.NodeVisitor, ['outerContext', 'pc', 'locals', 'receiver', 'selector'], 'Compiler-Interpreter');
smalltalk.addMethod(
"_initializeFromMethodContext_",
smalltalk.method({
selector: "initializeFromMethodContext:",
category: 'accessing',
fn: function (aMethodContext){
var self=this;
return smalltalk.withContext(function($ctx1) { 
var $1;
_st(self)._pc_(_st(aMethodContext)._pc());
_st(self)._receiver_(_st(aMethodContext)._receiver());
_st(self)._selector_(_st(aMethodContext)._selector());
$1=_st(aMethodContext)._outerContext();
if(($receiver = $1) == nil || $receiver == undefined){
$1;
} else {
_st(self)._outerContext_(_st(_st(self)._class())._fromMethodContext_(_st(aMethodContext)._outerContext()));
};
_st(_st(aMethodContext)._locals())._keysAndValuesDo_((function(key,value){
return smalltalk.withContext(function($ctx2) {
return _st(_st(self)._locals())._at_put_(key,value);
}, function($ctx2) {$ctx2.fillBlock({key:key,value:value},$ctx1)})}));
return self}, function($ctx1) {$ctx1.fill(self,"initializeFromMethodContext:",{aMethodContext:aMethodContext}, smalltalk.AIContext)})},
args: ["aMethodContext"],
source: "initializeFromMethodContext: aMethodContext\x0a\x09self pc: aMethodContext pc.\x0a    self receiver: aMethodContext receiver.\x0a    self selector: aMethodContext selector.\x0a    aMethodContext outerContext ifNotNil: [\x0a\x09\x09self outerContext: (self class fromMethodContext: aMethodContext outerContext) ].\x0a    aMethodContext locals keysAndValuesDo: [ :key :value |\x0a    \x09self locals at: key put: value ]\x0a    ",
messageSends: ["pc:", "pc", "receiver:", "receiver", "selector:", "selector", "ifNotNil:", "outerContext:", "fromMethodContext:", "outerContext", "class", "keysAndValuesDo:", "at:put:", "locals"],
referencedClasses: []
}),
smalltalk.AIContext);

smalltalk.addMethod(
"_localAt_",
smalltalk.method({
selector: "localAt:",
category: 'accessing',
fn: function (aString){
var self=this;
return smalltalk.withContext(function($ctx1) { 
var $1;
$1=_st(_st(self)._locals())._at_ifAbsent_(aString,(function(){
return smalltalk.withContext(function($ctx2) {
return nil;
}, function($ctx2) {$ctx2.fillBlock({},$ctx1)})}));
return $1;
}, function($ctx1) {$ctx1.fill(self,"localAt:",{aString:aString}, smalltalk.AIContext)})},
args: ["aString"],
source: "localAt: aString\x0a\x09^ self locals at: aString ifAbsent: [ nil ]",
messageSends: ["at:ifAbsent:", "locals"],
referencedClasses: []
}),
smalltalk.AIContext);

smalltalk.addMethod(
"_localAt_put_",
smalltalk.method({
selector: "localAt:put:",
category: 'accessing',
fn: function (aString,anObject){
var self=this;
return smalltalk.withContext(function($ctx1) { 
_st(_st(self)._locals())._at_put_(aString,anObject);
return self}, function($ctx1) {$ctx1.fill(self,"localAt:put:",{aString:aString,anObject:anObject}, smalltalk.AIContext)})},
args: ["aString", "anObject"],
source: "localAt: aString put: anObject\x0a\x09self locals at: aString put: anObject",
messageSends: ["at:put:", "locals"],
referencedClasses: []
}),
smalltalk.AIContext);

smalltalk.addMethod(
"_locals",
smalltalk.method({
selector: "locals",
category: 'accessing',
fn: function (){
var self=this;
return smalltalk.withContext(function($ctx1) { 
var $2,$1;
$2=self["@locals"];
if(($receiver = $2) == nil || $receiver == undefined){
self["@locals"]=_st((smalltalk.Dictionary || Dictionary))._new();
$1=self["@locals"];
} else {
$1=$2;
};
return $1;
}, function($ctx1) {$ctx1.fill(self,"locals",{}, smalltalk.AIContext)})},
args: [],
source: "locals\x0a\x09^ locals ifNil: [ locals := Dictionary new ]",
messageSends: ["ifNil:", "new"],
referencedClasses: ["Dictionary"]
}),
smalltalk.AIContext);

smalltalk.addMethod(
"_outerContext",
smalltalk.method({
selector: "outerContext",
category: 'accessing',
fn: function (){
var self=this;
return smalltalk.withContext(function($ctx1) { 
var $1;
$1=self["@outerContext"];
return $1;
}, function($ctx1) {$ctx1.fill(self,"outerContext",{}, smalltalk.AIContext)})},
args: [],
source: "outerContext\x0a\x09^ outerContext",
messageSends: [],
referencedClasses: []
}),
smalltalk.AIContext);

smalltalk.addMethod(
"_outerContext_",
smalltalk.method({
selector: "outerContext:",
category: 'accessing',
fn: function (anAIContext){
var self=this;
return smalltalk.withContext(function($ctx1) { 
self["@outerContext"]=anAIContext;
return self}, function($ctx1) {$ctx1.fill(self,"outerContext:",{anAIContext:anAIContext}, smalltalk.AIContext)})},
args: ["anAIContext"],
source: "outerContext: anAIContext\x0a\x09outerContext := anAIContext",
messageSends: [],
referencedClasses: []
}),
smalltalk.AIContext);

smalltalk.addMethod(
"_pc",
smalltalk.method({
selector: "pc",
category: 'accessing',
fn: function (){
var self=this;
return smalltalk.withContext(function($ctx1) { 
var $2,$1;
$2=self["@pc"];
if(($receiver = $2) == nil || $receiver == undefined){
self["@pc"]=(0);
$1=self["@pc"];
} else {
$1=$2;
};
return $1;
}, function($ctx1) {$ctx1.fill(self,"pc",{}, smalltalk.AIContext)})},
args: [],
source: "pc\x0a\x09^ pc ifNil: [ pc := 0 ]",
messageSends: ["ifNil:"],
referencedClasses: []
}),
smalltalk.AIContext);

smalltalk.addMethod(
"_pc_",
smalltalk.method({
selector: "pc:",
category: 'accessing',
fn: function (anInteger){
var self=this;
return smalltalk.withContext(function($ctx1) { 
self["@pc"]=anInteger;
return self}, function($ctx1) {$ctx1.fill(self,"pc:",{anInteger:anInteger}, smalltalk.AIContext)})},
args: ["anInteger"],
source: "pc: anInteger\x0a\x09pc := anInteger",
messageSends: [],
referencedClasses: []
}),
smalltalk.AIContext);

smalltalk.addMethod(
"_receiver",
smalltalk.method({
selector: "receiver",
category: 'accessing',
fn: function (){
var self=this;
return smalltalk.withContext(function($ctx1) { 
var $1;
$1=self["@receiver"];
return $1;
}, function($ctx1) {$ctx1.fill(self,"receiver",{}, smalltalk.AIContext)})},
args: [],
source: "receiver\x0a\x09^ receiver",
messageSends: [],
referencedClasses: []
}),
smalltalk.AIContext);

smalltalk.addMethod(
"_receiver_",
smalltalk.method({
selector: "receiver:",
category: 'accessing',
fn: function (anObject){
var self=this;
return smalltalk.withContext(function($ctx1) { 
self["@receiver"]=anObject;
return self}, function($ctx1) {$ctx1.fill(self,"receiver:",{anObject:anObject}, smalltalk.AIContext)})},
args: ["anObject"],
source: "receiver: anObject\x0a\x09receiver := anObject",
messageSends: [],
referencedClasses: []
}),
smalltalk.AIContext);

smalltalk.addMethod(
"_selector",
smalltalk.method({
selector: "selector",
category: 'accessing',
fn: function (){
var self=this;
return smalltalk.withContext(function($ctx1) { 
var $1;
$1=self["@selector"];
return $1;
}, function($ctx1) {$ctx1.fill(self,"selector",{}, smalltalk.AIContext)})},
args: [],
source: "selector\x0a\x09^ selector",
messageSends: [],
referencedClasses: []
}),
smalltalk.AIContext);

smalltalk.addMethod(
"_selector_",
smalltalk.method({
selector: "selector:",
category: 'accessing',
fn: function (aString){
var self=this;
return smalltalk.withContext(function($ctx1) { 
self["@selector"]=aString;
return self}, function($ctx1) {$ctx1.fill(self,"selector:",{aString:aString}, smalltalk.AIContext)})},
args: ["aString"],
source: "selector: aString\x0a\x09selector := aString",
messageSends: [],
referencedClasses: []
}),
smalltalk.AIContext);


smalltalk.addMethod(
"_fromMethodContext_",
smalltalk.method({
selector: "fromMethodContext:",
category: 'instance creation',
fn: function (aMethodContext){
var self=this;
return smalltalk.withContext(function($ctx1) { 
var $2,$3,$1;
$2=_st(self)._new();
_st($2)._initializeFromMethodContext_(aMethodContext);
$3=_st($2)._yourself();
$1=$3;
return $1;
}, function($ctx1) {$ctx1.fill(self,"fromMethodContext:",{aMethodContext:aMethodContext}, smalltalk.AIContext.klass)})},
args: ["aMethodContext"],
source: "fromMethodContext: aMethodContext\x0a\x09^ self new \x0a    \x09initializeFromMethodContext: aMethodContext;\x0a        yourself",
messageSends: ["initializeFromMethodContext:", "new", "yourself"],
referencedClasses: []
}),
smalltalk.AIContext.klass);


smalltalk.addClass('ASTInterpreter', smalltalk.NodeVisitor, ['currentNode', 'context', 'shouldReturn'], 'Compiler-Interpreter');
smalltalk.addMethod(
"_assign_to_",
smalltalk.method({
selector: "assign:to:",
category: 'interpreting',
fn: function (aNode,anObject){
var self=this;
return smalltalk.withContext(function($ctx1) { 
var $2,$1;
$2=_st(_st(aNode)._binding())._isInstanceVar();
if(smalltalk.assert($2)){
$1=_st(_st(_st(self)._context())._receiver())._instVarAt_put_(_st(aNode)._value(),anObject);
} else {
$1=_st(_st(self)._context())._localAt_put_(_st(aNode)._value(),anObject);
};
return $1;
}, function($ctx1) {$ctx1.fill(self,"assign:to:",{aNode:aNode,anObject:anObject}, smalltalk.ASTInterpreter)})},
args: ["aNode", "anObject"],
source: "assign: aNode to: anObject\x0a\x09^ aNode binding isInstanceVar \x0a    \x09ifTrue: [ self context receiver instVarAt: aNode value put: anObject ]\x0a      \x09ifFalse: [ self context localAt: aNode value put: anObject ]",
messageSends: ["ifTrue:ifFalse:", "instVarAt:put:", "value", "receiver", "context", "localAt:put:", "isInstanceVar", "binding"],
referencedClasses: []
}),
smalltalk.ASTInterpreter);

smalltalk.addMethod(
"_context",
smalltalk.method({
selector: "context",
category: 'accessing',
fn: function (){
var self=this;
return smalltalk.withContext(function($ctx1) { 
var $2,$1;
$2=self["@context"];
if(($receiver = $2) == nil || $receiver == undefined){
self["@context"]=_st((smalltalk.AIContext || AIContext))._new();
$1=self["@context"];
} else {
$1=$2;
};
return $1;
}, function($ctx1) {$ctx1.fill(self,"context",{}, smalltalk.ASTInterpreter)})},
args: [],
source: "context\x0a\x09^ context ifNil: [ context := AIContext new ]",
messageSends: ["ifNil:", "new"],
referencedClasses: ["AIContext"]
}),
smalltalk.ASTInterpreter);

smalltalk.addMethod(
"_context_",
smalltalk.method({
selector: "context:",
category: 'accessing',
fn: function (anAIContext){
var self=this;
return smalltalk.withContext(function($ctx1) { 
self["@context"]=anAIContext;
return self}, function($ctx1) {$ctx1.fill(self,"context:",{anAIContext:anAIContext}, smalltalk.ASTInterpreter)})},
args: ["anAIContext"],
source: "context: anAIContext\x0a\x09context := anAIContext",
messageSends: [],
referencedClasses: []
}),
smalltalk.ASTInterpreter);

smalltalk.addMethod(
"_eval_",
smalltalk.method({
selector: "eval:",
category: 'interpreting',
fn: function (aString){
var self=this;
var source,function_;
return smalltalk.withContext(function($ctx1) { 
var $1,$2,$3;
source=_st((smalltalk.String || String))._streamContents_((function(str){
return smalltalk.withContext(function($ctx2) {
_st(str)._nextPutAll_("(function(");
_st(_st(_st(_st(self)._context())._locals())._keys())._do_separatedBy_((function(each){
return smalltalk.withContext(function($ctx3) {
return _st(str)._nextPutAll_(each);
}, function($ctx3) {$ctx3.fillBlock({each:each},$ctx1)})}),(function(){
return smalltalk.withContext(function($ctx3) {
return _st(str)._nextPutAll_(",");
}, function($ctx3) {$ctx3.fillBlock({},$ctx1)})}));
$1=str;
_st($1)._nextPutAll_("){ return (function() {");
_st($1)._nextPutAll_(aString);
$2=_st($1)._nextPutAll_("})() })");
return $2;
}, function($ctx2) {$ctx2.fillBlock({str:str},$ctx1)})}));
function_=_st(_st((smalltalk.Compiler || Compiler))._new())._eval_(source);
$3=_st(function_)._valueWithPossibleArguments_(_st(_st(_st(self)._context())._locals())._values());
return $3;
}, function($ctx1) {$ctx1.fill(self,"eval:",{aString:aString,source:source,function_:function_}, smalltalk.ASTInterpreter)})},
args: ["aString"],
source: "eval: aString\x0a\x09\x22Evaluate aString as JS source inside an JS function. \x0a    aString is not sandboxed.\x22\x0a    \x0a    | source function |\x0a    \x0a    source := String streamContents: [ :str |\x0a    \x09str nextPutAll: '(function('.\x0a        self context locals keys \x0a        \x09do: [ :each | str nextPutAll: each ]\x0a          \x09separatedBy: [ str nextPutAll: ',' ].\x0a        str \x0a        \x09nextPutAll: '){ return (function() {';\x0a        \x09nextPutAll: aString;\x0a            nextPutAll: '})() })' ].\x0a            \x0a\x09function := Compiler new eval: source.\x0a    \x0a\x09^ function valueWithPossibleArguments: self context locals values",
messageSends: ["streamContents:", "nextPutAll:", "do:separatedBy:", "keys", "locals", "context", "eval:", "new", "valueWithPossibleArguments:", "values"],
referencedClasses: ["String", "Compiler"]
}),
smalltalk.ASTInterpreter);

smalltalk.addMethod(
"_initialize",
smalltalk.method({
selector: "initialize",
category: 'initialization',
fn: function (){
var self=this;
return smalltalk.withContext(function($ctx1) { 
smalltalk.NodeVisitor.fn.prototype._initialize.apply(_st(self), []);
self["@shouldReturn"]=false;
return self}, function($ctx1) {$ctx1.fill(self,"initialize",{}, smalltalk.ASTInterpreter)})},
args: [],
source: "initialize\x0a\x09super initialize.\x0a    shouldReturn := false",
messageSends: ["initialize"],
referencedClasses: []
}),
smalltalk.ASTInterpreter);

smalltalk.addMethod(
"_interpret_",
smalltalk.method({
selector: "interpret:",
category: 'interpreting',
fn: function (aNode){
var self=this;
return smalltalk.withContext(function($ctx1) { 
var $1;
self["@shouldReturn"]=false;
$1=_st(self)._interpretNode_(aNode);
return $1;
}, function($ctx1) {$ctx1.fill(self,"interpret:",{aNode:aNode}, smalltalk.ASTInterpreter)})},
args: ["aNode"],
source: "interpret: aNode\x0a\x09shouldReturn := false.\x0a    ^ self interpretNode: aNode",
messageSends: ["interpretNode:"],
referencedClasses: []
}),
smalltalk.ASTInterpreter);

smalltalk.addMethod(
"_interpretNode_",
smalltalk.method({
selector: "interpretNode:",
category: 'interpreting',
fn: function (aNode){
var self=this;
return smalltalk.withContext(function($ctx1) { 
var $1;
self["@currentNode"]=aNode;
$1=_st(self)._visit_(aNode);
return $1;
}, function($ctx1) {$ctx1.fill(self,"interpretNode:",{aNode:aNode}, smalltalk.ASTInterpreter)})},
args: ["aNode"],
source: "interpretNode: aNode\x0a\x09currentNode := aNode.\x0a    ^ self visit: aNode",
messageSends: ["visit:"],
referencedClasses: []
}),
smalltalk.ASTInterpreter);

smalltalk.addMethod(
"_messageFromSendNode_",
smalltalk.method({
selector: "messageFromSendNode:",
category: 'interpreting',
fn: function (aSendNode){
var self=this;
return smalltalk.withContext(function($ctx1) { 
var $2,$3,$1;
$2=_st((smalltalk.Message || Message))._new();
_st($2)._selector_(_st(aSendNode)._selector());
_st($2)._arguments_(_st(_st(aSendNode)._arguments())._collect_((function(each){
return smalltalk.withContext(function($ctx2) {
return _st(self)._interpretNode_(each);
}, function($ctx2) {$ctx2.fillBlock({each:each},$ctx1)})})));
$3=_st($2)._yourself();
$1=$3;
return $1;
}, function($ctx1) {$ctx1.fill(self,"messageFromSendNode:",{aSendNode:aSendNode}, smalltalk.ASTInterpreter)})},
args: ["aSendNode"],
source: "messageFromSendNode: aSendNode\x0a\x09^ Message new\x0a    \x09selector: aSendNode selector;\x0a        arguments: (aSendNode arguments collect: [ :each |\x0a        \x09self interpretNode: each ]);\x0a        yourself",
messageSends: ["selector:", "selector", "new", "arguments:", "collect:", "interpretNode:", "arguments", "yourself"],
referencedClasses: ["Message"]
}),
smalltalk.ASTInterpreter);

smalltalk.addMethod(
"_visitAssignmentNode_",
smalltalk.method({
selector: "visitAssignmentNode:",
category: 'visiting',
fn: function (aNode){
var self=this;
return smalltalk.withContext(function($ctx1) { 
var $1;
$1=_st(self)._assign_to_(_st(aNode)._left(),_st(self)._interpretNode_(_st(aNode)._right()));
return $1;
}, function($ctx1) {$ctx1.fill(self,"visitAssignmentNode:",{aNode:aNode}, smalltalk.ASTInterpreter)})},
args: ["aNode"],
source: "visitAssignmentNode: aNode\x0a\x09^ self assign: aNode left to: (self interpretNode: aNode right)",
messageSends: ["assign:to:", "left", "interpretNode:", "right"],
referencedClasses: []
}),
smalltalk.ASTInterpreter);

smalltalk.addMethod(
"_visitBlockNode_",
smalltalk.method({
selector: "visitBlockNode:",
category: 'visiting',
fn: function (aNode){
var self=this;
return smalltalk.withContext(function($ctx1) { 
var $1;
$1=(function(){
return smalltalk.withContext(function($ctx2) {
return _st(self)._interpretNode_(_st(_st(aNode)._nodes())._first());
}, function($ctx2) {$ctx2.fillBlock({},$ctx1)})});
return $1;
}, function($ctx1) {$ctx1.fill(self,"visitBlockNode:",{aNode:aNode}, smalltalk.ASTInterpreter)})},
args: ["aNode"],
source: "visitBlockNode: aNode\x0a    ^ [ self interpretNode: aNode nodes first ]",
messageSends: ["interpretNode:", "first", "nodes"],
referencedClasses: []
}),
smalltalk.ASTInterpreter);

smalltalk.addMethod(
"_visitCascadeNode_",
smalltalk.method({
selector: "visitCascadeNode:",
category: 'visiting',
fn: function (aNode){
var self=this;
var receiver;
return smalltalk.withContext(function($ctx1) { 
var $1;
receiver=_st(self)._interpretNode_(_st(aNode)._receiver());
_st(_st(_st(aNode)._nodes())._allButLast())._do_((function(each){
return smalltalk.withContext(function($ctx2) {
return _st(_st(self)._messageFromSendNode_(each))._sendTo_(receiver);
}, function($ctx2) {$ctx2.fillBlock({each:each},$ctx1)})}));
$1=_st(_st(self)._messageFromSendNode_(_st(_st(aNode)._nodes())._last()))._sendTo_(receiver);
return $1;
}, function($ctx1) {$ctx1.fill(self,"visitCascadeNode:",{aNode:aNode,receiver:receiver}, smalltalk.ASTInterpreter)})},
args: ["aNode"],
source: "visitCascadeNode: aNode\x0a\x09\x22TODO: Handle super sends\x22\x0a\x09| receiver |\x0a    \x0a    receiver := self interpretNode: aNode receiver.\x0a\x0a    aNode nodes allButLast\x0a    \x09do: [ :each | \x0a        \x09(self messageFromSendNode: each)\x0a            \x09sendTo: receiver ].\x0a\x0a    ^ (self messageFromSendNode: aNode nodes last)\x0a            \x09sendTo: receiver",
messageSends: ["interpretNode:", "receiver", "do:", "sendTo:", "messageFromSendNode:", "allButLast", "nodes", "last"],
referencedClasses: []
}),
smalltalk.ASTInterpreter);

smalltalk.addMethod(
"_visitClassReferenceNode_",
smalltalk.method({
selector: "visitClassReferenceNode:",
category: 'visiting',
fn: function (aNode){
var self=this;
return smalltalk.withContext(function($ctx1) { 
var $1;
$1=_st(_st((smalltalk.Smalltalk || Smalltalk))._current())._at_(_st(aNode)._value());
return $1;
}, function($ctx1) {$ctx1.fill(self,"visitClassReferenceNode:",{aNode:aNode}, smalltalk.ASTInterpreter)})},
args: ["aNode"],
source: "visitClassReferenceNode: aNode\x0a\x09^ Smalltalk current at: aNode value",
messageSends: ["at:", "value", "current"],
referencedClasses: ["Smalltalk"]
}),
smalltalk.ASTInterpreter);

smalltalk.addMethod(
"_visitJSStatementNode_",
smalltalk.method({
selector: "visitJSStatementNode:",
category: 'visiting',
fn: function (aNode){
var self=this;
return smalltalk.withContext(function($ctx1) { 
var $1;
self["@shouldReturn"]=true;
$1=_st(self)._eval_(_st(aNode)._source());
return $1;
}, function($ctx1) {$ctx1.fill(self,"visitJSStatementNode:",{aNode:aNode}, smalltalk.ASTInterpreter)})},
args: ["aNode"],
source: "visitJSStatementNode: aNode\x0a\x09shouldReturn := true.\x0a\x09^ self eval: aNode source",
messageSends: ["eval:", "source"],
referencedClasses: []
}),
smalltalk.ASTInterpreter);

smalltalk.addMethod(
"_visitReturnNode_",
smalltalk.method({
selector: "visitReturnNode:",
category: 'visiting',
fn: function (aNode){
var self=this;
return smalltalk.withContext(function($ctx1) { 
var $1;
self["@shouldReturn"]=true;
$1=_st(self)._interpretNode_(_st(_st(aNode)._nodes())._first());
return $1;
}, function($ctx1) {$ctx1.fill(self,"visitReturnNode:",{aNode:aNode}, smalltalk.ASTInterpreter)})},
args: ["aNode"],
source: "visitReturnNode: aNode\x0a\x09shouldReturn := true.\x0a    ^ self interpretNode: aNode nodes first",
messageSends: ["interpretNode:", "first", "nodes"],
referencedClasses: []
}),
smalltalk.ASTInterpreter);

smalltalk.addMethod(
"_visitSendNode_",
smalltalk.method({
selector: "visitSendNode:",
category: 'visiting',
fn: function (aNode){
var self=this;
return smalltalk.withContext(function($ctx1) { 
var $1;
$1=_st(_st(self)._messageFromSendNode_(aNode))._sendTo_(_st(self)._interpretNode_(_st(aNode)._receiver()));
return $1;
}, function($ctx1) {$ctx1.fill(self,"visitSendNode:",{aNode:aNode}, smalltalk.ASTInterpreter)})},
args: ["aNode"],
source: "visitSendNode: aNode\x0a\x09\x22TODO: Handle super sends\x22\x0a    \x0a    ^ (self messageFromSendNode: aNode)\x0a    \x09sendTo: (self interpretNode: aNode receiver)",
messageSends: ["sendTo:", "interpretNode:", "receiver", "messageFromSendNode:"],
referencedClasses: []
}),
smalltalk.ASTInterpreter);

smalltalk.addMethod(
"_visitSequenceNode_",
smalltalk.method({
selector: "visitSequenceNode:",
category: 'visiting',
fn: function (aNode){
var self=this;
return smalltalk.withContext(function($ctx1) { 
var $1,$3,$4,$2,$5;
var $early={};
try {
$1=_st(_st(aNode)._nodes())._allButLast();
$2=(function(each){
var value;
return smalltalk.withContext(function($ctx2) {
value=_st(self)._interpretNode_(each);
value;
$3=self["@shouldReturn"];
if(smalltalk.assert($3)){
$4=value;
throw $early=[$4];
};
}, function($ctx2) {$ctx2.fillBlock({each:each,value:value},$ctx1)})});
_st($1)._do_($2);
$5=_st(self)._interpretNode_(_st(_st(aNode)._nodes())._last());
return $5;
}
catch(e) {if(e===$early)return e[0]; throw e}
}, function($ctx1) {$ctx1.fill(self,"visitSequenceNode:",{aNode:aNode}, smalltalk.ASTInterpreter)})},
args: ["aNode"],
source: "visitSequenceNode: aNode\x0a\x0a\x09aNode nodes allButLast do: [ :each | | value |\x0a        value := self interpretNode: each.\x0a\x09\x09shouldReturn ifTrue: [ ^ value ] ].\x0a        \x0a    ^ self interpretNode: aNode nodes last",
messageSends: ["do:", "interpretNode:", "ifTrue:", "allButLast", "nodes", "last"],
referencedClasses: []
}),
smalltalk.ASTInterpreter);

smalltalk.addMethod(
"_visitValueNode_",
smalltalk.method({
selector: "visitValueNode:",
category: 'visiting',
fn: function (aNode){
var self=this;
return smalltalk.withContext(function($ctx1) { 
var $1;
$1=_st(aNode)._value();
return $1;
}, function($ctx1) {$ctx1.fill(self,"visitValueNode:",{aNode:aNode}, smalltalk.ASTInterpreter)})},
args: ["aNode"],
source: "visitValueNode: aNode\x0a\x09^ aNode value",
messageSends: ["value"],
referencedClasses: []
}),
smalltalk.ASTInterpreter);

smalltalk.addMethod(
"_visitVariableNode_",
smalltalk.method({
selector: "visitVariableNode:",
category: 'visiting',
fn: function (aNode){
var self=this;
return smalltalk.withContext(function($ctx1) { 
var $2,$1;
$2=_st(_st(aNode)._binding())._isInstanceVar();
if(smalltalk.assert($2)){
$1=_st(_st(_st(self)._context())._receiver())._instVarAt_(_st(aNode)._value());
} else {
$1=_st(_st(self)._context())._localAt_(_st(aNode)._value());
};
return $1;
}, function($ctx1) {$ctx1.fill(self,"visitVariableNode:",{aNode:aNode}, smalltalk.ASTInterpreter)})},
args: ["aNode"],
source: "visitVariableNode: aNode\x0a\x09^ aNode binding isInstanceVar\x0a    \x09ifTrue: [ self context receiver instVarAt: aNode value ]\x0a      \x09ifFalse: [ self context localAt: aNode value ]",
messageSends: ["ifTrue:ifFalse:", "instVarAt:", "value", "receiver", "context", "localAt:", "isInstanceVar", "binding"],
referencedClasses: []
}),
smalltalk.ASTInterpreter);