package com.oracle.truffle.js.runtime.array.dyn;
import static com.oracle.truffle.js.runtime.builtins.JSAbstractArray.arrayGetArray;
import static com.oracle.truffle.js.runtime.builtins.JSAbstractArray.arrayGetLength;
import static com.oracle.truffle.js.runtime.builtins.JSAbstractArray.arrayGetRegexResult;
import static com.oracle.truffle.js.runtime.builtins.JSAbstractArray.arrayGetRegexResultOriginalInput;
import com.oracle.truffle.api.object.DynamicObject;
import com.oracle.truffle.api.object.DynamicObjectLibrary;
import com.oracle.truffle.js.runtime.JSConfig;
import com.oracle.truffle.js.runtime.array.DynamicArray;
import com.oracle.truffle.js.runtime.array.ScriptArray;
import com.oracle.truffle.js.runtime.objects.JSDynamicObject;
import com.oracle.truffle.js.runtime.util.TRegexUtil;
public final class LazyRegexResultArray extends AbstractConstantArray {
public static final LazyRegexResultArray LAZY_REGEX_RESULT_ARRAY = new LazyRegexResultArray(INTEGRITY_LEVEL_NONE, createCache());
public static LazyRegexResultArray createLazyRegexResultArray() {
return LAZY_REGEX_RESULT_ARRAY;
}
private LazyRegexResultArray(int integrityLevel, DynamicArrayCache cache) {
super(integrityLevel, cache);
}
private static Object[] getArray(DynamicObject object) {
return (Object[]) arrayGetArray(object);
}
public static Object materializeGroup(TRegexUtil.TRegexMaterializeResultNode materializeResultNode, DynamicObject object, int index,
DynamicObjectLibrary lazyRegexResultNode, DynamicObjectLibrary lazyRegexResultOriginalInputNode) {
Object[] internalArray = getArray(object);
if (internalArray[index] == null) {
internalArray[index] = materializeResultNode.materializeGroup(arrayGetRegexResult(object, lazyRegexResultNode), index,
arrayGetRegexResultOriginalInput(object, lazyRegexResultOriginalInputNode));
}
return internalArray[index];
}
public ScriptArray createWritable(TRegexUtil.TRegexMaterializeResultNode materializeResultNode, DynamicObject object, long index, Object value) {
for (int i = 0; i < lengthInt(object); i++) {
materializeGroup(materializeResultNode, object, i, DynamicObjectLibrary.getUncached(), DynamicObjectLibrary.getUncached());
}
final Object[] internalArray = getArray(object);
AbstractObjectArray newArray = ZeroBasedObjectArray.makeZeroBasedObjectArray(object, internalArray.length, internalArray.length, internalArray, integrityLevel);
if (JSConfig.TraceArrayTransitions) {
traceArrayTransition(this, newArray, index, value);
}
return newArray;
}
@Override
public Object getElementInBounds(DynamicObject object, int index) {
final Object[] internalArray = getArray(object);
if (internalArray[index] == null) {
internalArray[index] = TRegexUtil.TRegexMaterializeResultNode.getUncached().materializeGroup(
arrayGetRegexResult(object, DynamicObjectLibrary.getUncached()), index,
arrayGetRegexResultOriginalInput(object, DynamicObjectLibrary.getUncached()));
}
return internalArray[index];
}
@Override
public boolean hasElement(DynamicObject object, long index) {
return index >= 0 && index < lengthInt(object);
}
@Override
public int lengthInt(DynamicObject object) {
return (int) arrayGetLength(object);
}
@Override
public AbstractObjectArray createWriteableObject(DynamicObject object, long index, Object value, ProfileHolder profile) {
Object[] array = TRegexUtil.TRegexMaterializeResultNode.getUncached().materializeFull(
arrayGetRegexResult(object, DynamicObjectLibrary.getUncached()), lengthInt(object),
arrayGetRegexResultOriginalInput(object, DynamicObjectLibrary.getUncached()));
AbstractObjectArray newArray;
newArray = ZeroBasedObjectArray.makeZeroBasedObjectArray(object, array.length, array.length, array, integrityLevel);
if (JSConfig.TraceArrayTransitions) {
traceArrayTransition(this, newArray, index, value);
}
return newArray;
}
@Override
public AbstractObjectArray createWriteableInt(DynamicObject object, long index, int value, ProfileHolder profile) {
return createWriteableObject(object, index, value, profile);
}
@Override
public AbstractObjectArray createWriteableDouble(DynamicObject object, long index, double value, ProfileHolder profile) {
return createWriteableObject(object, index, value, profile);
}
@Override
public AbstractObjectArray createWriteableJSObject(DynamicObject object, long index, JSDynamicObject value, ProfileHolder profile) {
return createWriteableObject(object, index, value, profile);
}
@Override
public ScriptArray deleteElementImpl(DynamicObject object, long index, boolean strict) {
return createWriteableObject(object, index, null, ProfileHolder.empty()).deleteElementImpl(object, index, strict);
}
@Override
public ScriptArray setLengthImpl(DynamicObject object, long length, ProfileHolder profile) {
return createWriteableObject(object, length - 1, null, ProfileHolder.empty()).setLengthImpl(object, length, profile);
}
@Override
public ScriptArray addRangeImpl(DynamicObject object, long offset, int size) {
return createWriteableObject(object, offset, null, ProfileHolder.empty()).addRangeImpl(object, offset, size);
}
@Override
public ScriptArray removeRangeImpl(DynamicObject object, long start, long end) {
return createWriteableObject(object, start, null, ProfileHolder.empty()).removeRangeImpl(object, start, end);
}
@Override
public Object[] toArray(DynamicObject object) {
return TRegexUtil.TRegexMaterializeResultNode.getUncached().materializeFull(
arrayGetRegexResult(object, DynamicObjectLibrary.getUncached()), lengthInt(object),
arrayGetRegexResultOriginalInput(object, DynamicObjectLibrary.getUncached()));
}
@Override
public Object cloneArray(DynamicObject object) {
return getArray(object);
}
@Override
protected DynamicArray withIntegrityLevel(int newIntegrityLevel) {
return new LazyRegexResultArray(newIntegrityLevel, cache);
}
}