SymbolTable iterator gives access to the global variables.
Thanks,
wc.
________________________________
From: Filip Pizlo <[email protected]>
To: arijit chattopadhyay <[email protected]>
Cc: "[email protected]" <[email protected]>
Sent: Monday, 16 September 2013 9:26 PM
Subject: Re: [webkit-dev] Tracking global variables.
Global variables are stored in the JSSegmentedVariableObject portion of
JSGlobalObject. You can iterate it using the SymbolTable API probably.
I don't think that going through the IdentifierTable is going to give you much
joy.
-Fil
On Sep 16, 2013, at 5:49 PM, arijit chattopadhyay <[email protected]>
wrote:
Hi,
> I would like to create a map of the all the globally declared variables and
>their values. I tried to iterate over IdentifierTable using this code.
>IdentifierTable *iTable = identifierTable;
>LiteralIdentifierTable& literalTable = iTable->literalTable();
>//if(literalTable) {
>cout<<"Hashmap capacity : "<<literalTable.size()<<endl;
>//}
>LiteralIdentifierTable:: iterator itr = literalTable.begin();
>while(itr != literalTable.end()) {
>++itr;
>const char *data = itr->first;
>if(data && strcmp(data,"var") == 0) {
>
>
>cout<<"The literal is : "<<data<<endl;
>//cout<<"And the value is : "<<*itr->second<<endl;
>}
> // cout<<(*itr)->first()<<endl;
>//const char* key = itr->begin();
>//cout<<"The Key is : "<<key<<endl;
>}
>
>
>However I am not able to get the values corresponding to the variable. Is that
>IdentifierTable does not store global variables?
>I am chaing the source code for the Javascript engine, so I don't have have to
>use the api. I would like to know the datastructure(s) that stores global
>variables and how get the value of a variable?
>Thanks,
>wc
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