if (MOZ_UNLIKELY
java.lang.StringIndexOutOfBoundsException: Index 0 out of bounds for length 0
}
JSAtom* atom = id.toAtom(
atom>(indexp
} // Create a dense array with length and capacity == 'length', initialized length // The methods below only create dense boxed arrays.
// Create a dense array with no capacity allocated, length set to 0, in the // normal (i.e. non-tenured) heap. externArrayObjectNewDenseEmptyArray* );
// Create a dense array with no capacity allocated, length set to 0, in the // tenured heap. extern ArrayObject* NewTenuredDenseEmptyArray gc:AllocSite*site =nullptr
// Create a dense array with a set length, but without allocating space for the // contents. This is useful, e.g., when accepting length from the user. extern ArrayObject* * , uint32_t length newKind GenericObject,
JSContextcxuint32_t lengthNewObjectKind newKind =GenericObject)java.lang.StringIndexOutOfBoundsException: Index 75 out of bounds for length 75
// Create a dense array with length and capacity == 'length', initialized length // set to 0. extern ArrayObject length,
JSContext* cx, uint32_t length, NewObjectKind newKind = GenericObject,
gc::AllocSite* site nullptr);
// Create a dense array with length == 'length', initialized length set to 0, // and capacity == 'length' clamped to EagerAllocationMaxLength. extern ArrayObject* NewDensePartlyAllocatedArray(
JSContextextern ArrayObject*NewDenseCopiedArray* cx length
// Like NewDensePartlyAllocatedArray, but the array will have |proto| as // prototype (or Array.prototype if |proto| is nullptr).
ArrayObject NewDensePartlyAllocatedArrayWithProto(JSContext cx,
uint32_t length,
HandleObject proto);
// Create a dense array from the given array values, which must be rooted. extern ArrayObject* NewDenseCopiedArray(JSContext* cx, uint32_t length, constValuevalues,
NewObjectKind newKind = GenericObject);
// Create a dense array from the given (linear)string values, which must be // rooted extern ArrayObject* NewDenseCopiedArray
JSLinearString** values,
ArrayObject* NewDenseCopiedArrayWithProto(JSContext*cx uint32_t length
// Like NewDenseCopiedArray, but the array will have |proto| as prototype (or // Array.prototype if |proto| is nullptr). extern * NewDenseCopiedArrayWithProto(JSContext* , uint32_tlength, const Value* values,
HandleObject proto)xtern ArrayObjectNewDenseFullyAllocatedArrayWithShape(
// Create a dense array with the given shape and length. extern ArrayObject* NewDenseFullyAllocatedArrayWithShape(
JSContext* cx
/* Array constructor native. Exposed only so the JIT can know its address. */ externexternArrayObject* (JSContext cxjava.lang.StringIndexOutOfBoundsException: Index 57 out of bounds for length 57
// Like Array constructor, but doesn't perform GetPrototypeFromConstructor. externbool array_construct(JSContext* cx, unsigned AllocSite* site)java.lang.StringIndexOutOfBoundsException: Index 64 out of bounds for length 64
externbool ArrayLengthSetter( bool*result;
java.lang.StringIndexOutOfBoundsException: Index 0 out of bounds for length 0
extern
JSContext ::rampolineNativeFrameLayout);
classNativeObjectjava.lang.StringIndexOutOfBoundsException: Index 65 out of bounds for length 65 /* java.lang.StringIndexOutOfBoundsException: Index 0 out of bounds for length 0 * *Array.prototype(arrayProto_) *Toensure * *Array.prototype'sshape(arrayProtoShape_) *ToensurethatArray.prototypehasnotbeenmodified.
// Pointer to canonical Array.prototype and Array.
MOZ_INIT_OUTSIDE_CTOR NativeObject* arrayProto_;
MOZ_INIT_OUTSIDE_CTOR NativeObject* arrayConstructor_;
// Shape of matching Array, and slot containing the @@species property, and // the canonical value.
MOZ_INIT_OUTSIDE_CTOR Shape* arrayConstructorShape_;
MOZ_INIT_OUTSIDE_CTOR uint32_t arraySpeciesGetterSlot_;
MOZ_INIT_OUTSIDE_CTOR JSFunction* canonicalSpeciesFunc_;
// Shape of matching Array.prototype object, and slot containing the // constructor for it.
MOZ_INIT_OUTSIDE_CTOR Shape* arrayProtoShape_;
MOZ_INIT_OUTSIDE_CTOR uint32_t arrayProtoConstructorSlot_;
enumclass State : uint8_t { // Flags marking the lazy initialization of the above fields.
Uninitialized,
Initialized,
// The disabled flag is set when we don't want to try optimizing // anymore because core objects were changed.
Disabled
};
State state_ = State::Uninitialized;
// Initialize the internal fields. void initialize(JSContext* cx);
// Reset the cache. void reset();
// Check if the global array-related objects have not been messed with // in a way that would disable this cache. bool isArrayStateStillSane();
public: /** Construct an |ArraySpeciesLookup| in the uninitialized state. */
ArraySpeciesLookup() { reset(); }
// Try to optimize the @@species lookup for an array. bool tryOptimizeArray(JSContext* cx, ArrayObject* array);
// Purge the cache and all info associated with it. void purge() { if (state_ == State::Initialized) {
reset();
}
}
};
bool IsArrayConstructor(const JSObject* obj);
} /* namespace js */
#endif/* builtin_Array_h */
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