frontend/node_modules/apache-arrow/visitor/toarray.mjs

// Licensed to the Apache Software Foundation (ASF) under one
// or more contributor license agreements.  See the NOTICE file
// distributed with this work for additional information
// regarding copyright ownership.  The ASF licenses this file
// to you under the Apache License, Version 2.0 (the
// "License"); you may not use this file except in compliance
// with the License.  You may obtain a copy of the License at
//
//   http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing,
// software distributed under the License is distributed on an
// "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
// KIND, either express or implied.  See the License for the
// specific language governing permissions and limitations
// under the License.
import { Type } from '../enum';
import { Visitor } from '../visitor';
import { instance as iteratorVisitor } from './iterator';
/** @ignore */
export class ToArrayVisitor extends Visitor {
}
/** @ignore */
function arrayOfVector(vector) {
    const { type, length, stride } = vector;
    // Fast case, return subarray if possible
    switch (type.typeId) {
        case Type.Int:
        case Type.Float:
        case Type.Decimal:
        case Type.Time:
        case Type.Timestamp:
            return vector.values.subarray(0, length * stride);
    }
    // Otherwise if not primitive, slow copy
    return [...iteratorVisitor.visit(vector)];
}
ToArrayVisitor.prototype.visitNull = arrayOfVector;
ToArrayVisitor.prototype.visitBool = arrayOfVector;
ToArrayVisitor.prototype.visitInt = arrayOfVector;
ToArrayVisitor.prototype.visitInt8 = arrayOfVector;
ToArrayVisitor.prototype.visitInt16 = arrayOfVector;
ToArrayVisitor.prototype.visitInt32 = arrayOfVector;
ToArrayVisitor.prototype.visitInt64 = arrayOfVector;
ToArrayVisitor.prototype.visitUint8 = arrayOfVector;
ToArrayVisitor.prototype.visitUint16 = arrayOfVector;
ToArrayVisitor.prototype.visitUint32 = arrayOfVector;
ToArrayVisitor.prototype.visitUint64 = arrayOfVector;
ToArrayVisitor.prototype.visitFloat = arrayOfVector;
ToArrayVisitor.prototype.visitFloat16 = arrayOfVector;
ToArrayVisitor.prototype.visitFloat32 = arrayOfVector;
ToArrayVisitor.prototype.visitFloat64 = arrayOfVector;
ToArrayVisitor.prototype.visitUtf8 = arrayOfVector;
ToArrayVisitor.prototype.visitBinary = arrayOfVector;
ToArrayVisitor.prototype.visitFixedSizeBinary = arrayOfVector;
ToArrayVisitor.prototype.visitDate = arrayOfVector;
ToArrayVisitor.prototype.visitDateDay = arrayOfVector;
ToArrayVisitor.prototype.visitDateMillisecond = arrayOfVector;
ToArrayVisitor.prototype.visitTimestamp = arrayOfVector;
ToArrayVisitor.prototype.visitTimestampSecond = arrayOfVector;
ToArrayVisitor.prototype.visitTimestampMillisecond = arrayOfVector;
ToArrayVisitor.prototype.visitTimestampMicrosecond = arrayOfVector;
ToArrayVisitor.prototype.visitTimestampNanosecond = arrayOfVector;
ToArrayVisitor.prototype.visitTime = arrayOfVector;
ToArrayVisitor.prototype.visitTimeSecond = arrayOfVector;
ToArrayVisitor.prototype.visitTimeMillisecond = arrayOfVector;
ToArrayVisitor.prototype.visitTimeMicrosecond = arrayOfVector;
ToArrayVisitor.prototype.visitTimeNanosecond = arrayOfVector;
ToArrayVisitor.prototype.visitDecimal = arrayOfVector;
ToArrayVisitor.prototype.visitList = arrayOfVector;
ToArrayVisitor.prototype.visitStruct = arrayOfVector;
ToArrayVisitor.prototype.visitUnion = arrayOfVector;
ToArrayVisitor.prototype.visitDenseUnion = arrayOfVector;
ToArrayVisitor.prototype.visitSparseUnion = arrayOfVector;
ToArrayVisitor.prototype.visitDictionary = arrayOfVector;
ToArrayVisitor.prototype.visitInterval = arrayOfVector;
ToArrayVisitor.prototype.visitIntervalDayTime = arrayOfVector;
ToArrayVisitor.prototype.visitIntervalYearMonth = arrayOfVector;
ToArrayVisitor.prototype.visitFixedSizeList = arrayOfVector;
ToArrayVisitor.prototype.visitMap = arrayOfVector;
/** @ignore */
export const instance = new ToArrayVisitor();

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