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LibJS: Implement the NewDeclarativeEnvironment() abstract operation

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This commit is contained in:
Andreas Kling 2021-06-22 00:56:14 +02:00
parent c6baeca6d7
commit d8e9a176cd
4 changed files with 16 additions and 0 deletions
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9
Userland/Libraries/LibJS/Runtime/AbstractOperations.cpp
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@ -1,5 +1,6 @@
/*
* Copyright (c) 2020-2021, Linus Groh <linusg@serenityos.org>
* Copyright (c) 2021, Andreas Kling <kling@serenityos.org>
*
* SPDX-License-Identifier: BSD-2-Clause
*/
@ -8,6 +9,7 @@
#include <AK/Result.h>
#include <LibJS/Runtime/AbstractOperations.h>
#include <LibJS/Runtime/BoundFunction.h>
#include <LibJS/Runtime/DeclarativeEnvironmentRecord.h>
#include <LibJS/Runtime/ErrorTypes.h>
#include <LibJS/Runtime/Function.h>
#include <LibJS/Runtime/GlobalObject.h>
@ -156,4 +158,11 @@ Object* get_prototype_from_constructor(GlobalObject& global_object, Function con
return &prototype.as_object();
}
// 9.1.2.2 NewDeclarativeEnvironment ( E ), https://tc39.es/ecma262/#sec-newdeclarativeenvironment
DeclarativeEnvironmentRecord* new_declarative_environment(EnvironmentRecord& environment_record)
{
auto& global_object = environment_record.global_object();
return global_object.heap().allocate<DeclarativeEnvironmentRecord>(global_object, &environment_record);
}
}