mirrors/ladybird
0
0
Fork 0
mirror of https://github.com/LadybirdBrowser/ladybird.git synced 2025-07-29 04:09:13 +00:00
Code Issues Projects Releases Packages Wiki Activity Actions 9

LibJS: Implement const variable declarations

Browse source 
This also tightens the means of redeclaration of a variable by proxy,
since we now have a way of knowing how a variable was initially
declared, we can check if it was declared using `let` or `const` and
not tolerate redeclaration like we did previously.
This commit is contained in:
0xtechnobabble 2020-03-12 14:24:34 +02:00 • committed by Andreas Kling
commit ee5a49e2fe
Notes: sideshowbarker 2024-07-19 08:20:50 +09:00
5 changed files with 46 additions and 13 deletions
Download patch file Download diff file Expand all files Collapse all files

8
Libraries/LibJS/Interpreter.h
View file

@ -30,6 +30,7 @@
#include <AK/Vector.h>
#include <LibJS/Forward.h>
#include <LibJS/Heap.h>
#include <LibJS/Value.h>
namespace JS {
@ -38,10 +39,15 @@ enum class ScopeType {
Block,
};
struct Variable {
Value value;
DeclarationType declaration_type;
};
struct ScopeFrame {
ScopeType type;
const ScopeNode& scope_node;
HashMap<String, Value> variables;
HashMap<String, Variable> variables;
};
class Interpreter {