| 
					
				 | 
			
			
				@@ -1036,6 +1036,94 @@ smalltalk.Collection.klass); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				  
			 | 
		
	
		
			
				 | 
				 | 
			
			
				 smalltalk.addClass('IndexableCollection', smalltalk.Collection, [], 'Kernel-Collections'); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				 smalltalk.IndexableCollection.comment="An IndexableCollection is a key-value store, that is,\x0ait stores values under indexes.\x0a\x0aAs a rule of thumb, if a collection has at: and at:put:,\x0ait is an IndexableCollection." 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				+smalltalk.addMethod( 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				+"_at_", 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				+smalltalk.method({ 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				+selector: "at:", 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				+category: 'accessing', 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				+fn: function (anIndex){ 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				+var self=this; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				+return smalltalk.withContext(function($ctx1) { 
var $1; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				+$1=_st(self)._at_ifAbsent_(anIndex,(function(){ 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				+return smalltalk.withContext(function($ctx2) {
return _st(self)._errorNotFound(); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				+}, function($ctx2) {$ctx2.fillBlock({},$ctx1)})})); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				+return $1; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				+}, function($ctx1) {$ctx1.fill(self,"at:",{anIndex:anIndex}, smalltalk.IndexableCollection)})}, 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				+args: ["anIndex"], 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				+source: "at: anIndex\x0a\x09\x22Lookup the given index in the receiver. \x0a\x09If it is present, answer the value stored at anIndex. \x0a\x09Otherwise, raise an error.\x22\x0a\x0a\x09^self at: anIndex ifAbsent: [ self errorNotFound ]", 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				+messageSends: ["at:ifAbsent:", "errorNotFound"], 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				+referencedClasses: [] 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				+}), 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				+smalltalk.IndexableCollection); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				+ 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				+smalltalk.addMethod( 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				+"_at_ifAbsent_", 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				+smalltalk.method({ 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				+selector: "at:ifAbsent:", 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				+category: 'accessing', 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				+fn: function (anIndex,aBlock){ 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				+var self=this; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				+return smalltalk.withContext(function($ctx1) { 
_st(self)._subclassReponsibility(); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				+return self}, function($ctx1) {$ctx1.fill(self,"at:ifAbsent:",{anIndex:anIndex,aBlock:aBlock}, smalltalk.IndexableCollection)})}, 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				+args: ["anIndex", "aBlock"], 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				+source: "at: anIndex ifAbsent: aBlock\x0a\x09\x22Lookup the given index in the receiver. \x0a\x09If it is present, answer the value stored at anIndex. \x0a\x09Otherwise, answer the value of aBlock.\x22\x0a\x0a\x09self subclassReponsibility", 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				+messageSends: ["subclassReponsibility"], 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				+referencedClasses: [] 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				+}), 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				+smalltalk.IndexableCollection); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				+ 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				+smalltalk.addMethod( 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				+"_at_ifPresent_", 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				+smalltalk.method({ 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				+selector: "at:ifPresent:", 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				+category: 'accessing', 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				+fn: function (anIndex,aBlock){ 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				+var self=this; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				+return smalltalk.withContext(function($ctx1) { 
var $1; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				+$1=_st(self)._at_ifPresent_ifAbsent_(anIndex,aBlock,(function(){ 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				+return smalltalk.withContext(function($ctx2) {
return nil; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				+}, function($ctx2) {$ctx2.fillBlock({},$ctx1)})})); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				+return $1; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				+}, function($ctx1) {$ctx1.fill(self,"at:ifPresent:",{anIndex:anIndex,aBlock:aBlock}, smalltalk.IndexableCollection)})}, 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				+args: ["anIndex", "aBlock"], 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				+source: "at: anIndex ifPresent: aBlock\x0a\x09\x22Lookup the given index in the receiver. \x0a\x09If it is present, answer the value of evaluating aBlock with the value stored at anIndex. \x0a\x09Otherwise, answer nil.\x22\x0a\x0a\x09^self at: anIndex ifPresent: aBlock ifAbsent: [ nil ]", 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				+messageSends: ["at:ifPresent:ifAbsent:"], 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				+referencedClasses: [] 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				+}), 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				+smalltalk.IndexableCollection); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				+ 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				+smalltalk.addMethod( 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				+"_at_ifPresent_ifAbsent_", 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				+smalltalk.method({ 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				+selector: "at:ifPresent:ifAbsent:", 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				+category: 'accessing', 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				+fn: function (anIndex,aBlock,anotherBlock){ 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				+var self=this; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				+return smalltalk.withContext(function($ctx1) { 
_st(self)._subclassReponsibility(); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				+return self}, function($ctx1) {$ctx1.fill(self,"at:ifPresent:ifAbsent:",{anIndex:anIndex,aBlock:aBlock,anotherBlock:anotherBlock}, smalltalk.IndexableCollection)})}, 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				+args: ["anIndex", "aBlock", "anotherBlock"], 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				+source: "at: anIndex ifPresent: aBlock ifAbsent: anotherBlock\x0a\x09\x22Lookup the given index in the receiver. \x0a\x09If it is present, answer the value of evaluating aBlock with the value stored at anIndex.\x0a\x09Otherwise, answer the value of anotherBlock.\x22\x0a\x0a\x09self subclassReponsibility", 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				+messageSends: ["subclassReponsibility"], 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				+referencedClasses: [] 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				+}), 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				+smalltalk.IndexableCollection); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				+ 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				+smalltalk.addMethod( 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				+"_at_put_", 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				+smalltalk.method({ 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				+selector: "at:put:", 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				+category: 'accessing', 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				+fn: function (anIndex,anObject){ 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				+var self=this; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				+return smalltalk.withContext(function($ctx1) { 
_st(self)._subclassReponsibility(); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				+return self}, function($ctx1) {$ctx1.fill(self,"at:put:",{anIndex:anIndex,anObject:anObject}, smalltalk.IndexableCollection)})}, 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				+args: ["anIndex", "anObject"], 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				+source: "at: anIndex put: anObject\x0a\x09\x22Store anObject under the given index in the receiver.\x22\x0a\x0a\x09self subclassReponsibility", 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				+messageSends: ["subclassReponsibility"], 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				+referencedClasses: [] 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				+}), 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				+smalltalk.IndexableCollection); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				+ 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				 smalltalk.addMethod( 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				 "_with_do_", 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				 smalltalk.method({ 
			 | 
		
	
	
		
			
				| 
					
				 | 
			
			
				@@ -1244,28 +1332,6 @@ referencedClasses: ["Association"] 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				 }), 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				 smalltalk.HashedCollection); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				  
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-smalltalk.addMethod( 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-"_at_", 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-smalltalk.method({ 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-selector: "at:", 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-category: 'accessing', 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-fn: function (aKey){ 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-var self=this; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-return smalltalk.withContext(function($ctx1) {  
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-var $1; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-$1=_st(self)._at_ifAbsent_(aKey,(function(){ 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-return smalltalk.withContext(function($ctx2) { 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-return _st(self)._errorNotFound(); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-}, function($ctx2) {$ctx2.fillBlock({},$ctx1)})})); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-return $1; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-}, function($ctx1) {$ctx1.fill(self,"at:",{aKey:aKey}, smalltalk.HashedCollection)})}, 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-args: ["aKey"], 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-source: "at: aKey\x0a\x09^self at: aKey ifAbsent: [self errorNotFound]", 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-messageSends: ["at:ifAbsent:", "errorNotFound"], 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-referencedClasses: [] 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-}), 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-smalltalk.HashedCollection); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				- 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				 smalltalk.addMethod( 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				 "_at_ifAbsent_", 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				 smalltalk.method({ 
			 | 
		
	
	
		
			
				| 
					
				 | 
			
			
				@@ -1311,30 +1377,6 @@ referencedClasses: [] 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				 }), 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				 smalltalk.HashedCollection); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				  
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-smalltalk.addMethod( 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-"_at_ifPresent_", 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-smalltalk.method({ 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-selector: "at:ifPresent:", 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-category: 'accessing', 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-fn: function (aKey,aBlock){ 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-var self=this; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-return smalltalk.withContext(function($ctx1) {  
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-var $2,$1; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-$2=_st(self)._includesKey_(aKey); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-if(smalltalk.assert($2)){ 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-$1=_st(aBlock)._value_(_st(self)._at_(aKey)); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-} else { 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-$1=nil; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-}; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-return $1; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-}, function($ctx1) {$ctx1.fill(self,"at:ifPresent:",{aKey:aKey,aBlock:aBlock}, smalltalk.HashedCollection)})}, 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-args: ["aKey", "aBlock"], 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-source: "at: aKey ifPresent: aBlock\x0a\x09\x22Lookup the given key in the receiver. \x0a\x09If it is present, answer the value of evaluating the given block with the value associated with the key. \x0a\x09Otherwise, answer nil.\x22\x0a\x09^(self includesKey: aKey)\x0a\x09\x09ifTrue: [ aBlock value: (self at: aKey) ]\x0a\x09\x09ifFalse: [ nil ]", 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-messageSends: ["ifTrue:ifFalse:", "value:", "at:", "includesKey:"], 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-referencedClasses: [] 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-}), 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-smalltalk.HashedCollection); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				- 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				 smalltalk.addMethod( 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				 "_at_ifPresent_ifAbsent_", 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				 smalltalk.method({ 
			 | 
		
	
	
		
			
				| 
					
				 | 
			
			
				@@ -2216,58 +2258,6 @@ referencedClasses: [] 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				 }), 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				 smalltalk.SequenceableCollection); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				  
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-smalltalk.addMethod( 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-"_at_", 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-smalltalk.method({ 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-selector: "at:", 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-category: 'accessing', 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-fn: function (anIndex){ 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-var self=this; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-return smalltalk.withContext(function($ctx1) { 
var $1; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-$1=_st(self)._at_ifAbsent_(anIndex,(function(){ 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-return smalltalk.withContext(function($ctx2) {
return _st(self)._errorNotFound(); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-}, function($ctx2) {$ctx2.fillBlock({},$ctx1)})})); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-return $1; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-}, function($ctx1) {$ctx1.fill(self,"at:",{anIndex:anIndex}, smalltalk.SequenceableCollection)})}, 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-args: ["anIndex"], 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-source: "at: anIndex\x0a\x09^self at: anIndex ifAbsent: [\x0a\x09    self errorNotFound]", 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-messageSends: ["at:ifAbsent:", "errorNotFound"], 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-referencedClasses: [] 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-}), 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-smalltalk.SequenceableCollection); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				- 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-smalltalk.addMethod( 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-"_at_ifAbsent_", 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-smalltalk.method({ 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-selector: "at:ifAbsent:", 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-category: 'accessing', 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-fn: function (anIndex,aBlock){ 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-var self=this; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-return smalltalk.withContext(function($ctx1) { 
_st(self)._subclassResponsibility(); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-return self}, function($ctx1) {$ctx1.fill(self,"at:ifAbsent:",{anIndex:anIndex,aBlock:aBlock}, smalltalk.SequenceableCollection)})}, 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-args: ["anIndex", "aBlock"], 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-source: "at: anIndex ifAbsent: aBlock\x0a\x09self subclassResponsibility", 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-messageSends: ["subclassResponsibility"], 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-referencedClasses: [] 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-}), 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-smalltalk.SequenceableCollection); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				- 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-smalltalk.addMethod( 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-"_at_put_", 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-smalltalk.method({ 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-selector: "at:put:", 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-category: 'accessing', 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-fn: function (anIndex,anObject){ 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-var self=this; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-return smalltalk.withContext(function($ctx1) { 
_st(self)._subclassResponsibility(); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-return self}, function($ctx1) {$ctx1.fill(self,"at:put:",{anIndex:anIndex,anObject:anObject}, smalltalk.SequenceableCollection)})}, 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-args: ["anIndex", "anObject"], 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-source: "at: anIndex put: anObject\x0a\x09self subclassResponsibility", 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-messageSends: ["subclassResponsibility"], 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-referencedClasses: [] 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-}), 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-smalltalk.SequenceableCollection); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				- 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				 smalltalk.addMethod( 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				 "_atRandom", 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				 smalltalk.method({ 
			 |