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Userland: Replace VERIFY(is<T>) with verify_cast<T>

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Instead of doing a VERIFY(is<T>(x)) and *then* casting it to T, we can
just do the cast right away with verify_cast<T>. :^)
This commit is contained in:
Andreas Kling 2021-06-24 21:13:09 +02:00
parent 7fef8c5648
commit e59bf87374
10 changed files with 26 additions and 43 deletions
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6
Userland/Libraries/LibJS/Runtime/VM.cpp
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@ -459,8 +459,7 @@ Value VM::construct(Function& function, Function& new_target, Optional<MarkedVal
// set the prototype on objects created by constructors that return an object (i.e. NativeFunction subclasses).
if (function.constructor_kind() == Function::ConstructorKind::Base && new_target.constructor_kind() == Function::ConstructorKind::Derived && result.is_object()) {
if (environment) {
VERIFY(is<FunctionEnvironmentRecord>(lexical_environment()));
static_cast<FunctionEnvironmentRecord*>(lexical_environment())->replace_this_binding(result);
verify_cast<FunctionEnvironmentRecord>(lexical_environment())->replace_this_binding(result);
}
auto prototype = new_target.get(names.prototype);
if (exception())
@ -502,8 +501,7 @@ String VM::join_arguments(size_t start_index) const
Value VM::get_new_target()
{
auto& env = get_this_environment(*this);
VERIFY(is<FunctionEnvironmentRecord>(env));
return static_cast<FunctionEnvironmentRecord&>(env).new_target();
return verify_cast<FunctionEnvironmentRecord>(env).new_target();
}
Value VM::call_internal(Function& function, Value this_value, Optional<MarkedValueList> arguments)