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LibJS: Convert this_bigint_value() to ThrowCompletionOr

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This commit is contained in:
Linus Groh 2021-10-18 19:44:46 +01:00
parent be28a6142b
commit f6cf44c3db
2 changed files with 10 additions and 10 deletions
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4
Userland/Libraries/LibJS/Runtime/BigIntObject.h
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@ -20,7 +20,9 @@ public:
BigIntObject(BigInt&, Object& prototype);
virtual ~BigIntObject();
const BigInt& bigint() const { return m_bigint; }
BigInt const& bigint() const { return m_bigint; }
BigInt& bigint() { return m_bigint; }
virtual Value value_of() const override
{
return Value(&m_bigint);

16
Userland/Libraries/LibJS/Runtime/BigIntPrototype.cpp
View file

@ -8,6 +8,7 @@
#include <AK/TypeCasts.h>
#include <LibJS/Runtime/BigIntObject.h>
#include <LibJS/Runtime/BigIntPrototype.h>
#include <LibJS/Runtime/Completion.h>
#include <LibJS/Runtime/Error.h>
#include <LibJS/Runtime/GlobalObject.h>
@ -36,23 +37,20 @@ BigIntPrototype::~BigIntPrototype()
}
// thisBigIntValue ( value ), https://tc39.es/ecma262/#thisbigintvalue
static Value this_bigint_value(GlobalObject& global_object, Value value)
static ThrowCompletionOr<BigInt*> this_bigint_value(GlobalObject& global_object, Value value)
{
if (value.is_bigint())
return value;
return &value.as_bigint();
if (value.is_object() && is<BigIntObject>(value.as_object()))
return &static_cast<BigIntObject&>(value.as_object()).bigint();
auto& vm = global_object.vm();
vm.throw_exception<TypeError>(global_object, ErrorType::NotAnObjectOfType, "BigInt");
return {};
return vm.throw_completion<TypeError>(global_object, ErrorType::NotAnObjectOfType, "BigInt");
}
// 21.2.3.3 BigInt.prototype.toString ( [ radix ] ), https://tc39.es/ecma262/#sec-bigint.prototype.tostring
JS_DEFINE_NATIVE_FUNCTION(BigIntPrototype::to_string)
{
auto bigint_value = this_bigint_value(global_object, vm.this_value(global_object));
if (vm.exception())
return {};
auto* bigint = TRY_OR_DISCARD(this_bigint_value(global_object, vm.this_value(global_object)));
double radix = 10;
if (!vm.argument(0).is_undefined()) {
radix = TRY_OR_DISCARD(vm.argument(0).to_integer_or_infinity(global_object));
@ -61,7 +59,7 @@ JS_DEFINE_NATIVE_FUNCTION(BigIntPrototype::to_string)
return {};
}
}
return js_string(vm, bigint_value.as_bigint().big_integer().to_base(radix));
return js_string(vm, bigint->big_integer().to_base(radix));
}
// 21.2.3.2 BigInt.prototype.toLocaleString ( [ reserved1 [ , reserved2 ] ] ), https://tc39.es/ecma262/#sec-bigint.prototype.tolocalestring
@ -73,7 +71,7 @@ JS_DEFINE_NATIVE_FUNCTION(BigIntPrototype::to_locale_string)
// 21.2.3.4 BigInt.prototype.valueOf ( ), https://tc39.es/ecma262/#sec-bigint.prototype.valueof
JS_DEFINE_NATIVE_FUNCTION(BigIntPrototype::value_of)
{
return this_bigint_value(global_object, vm.this_value(global_object));
return TRY_OR_DISCARD(this_bigint_value(global_object, vm.this_value(global_object)));
}
}