igv_component/node_modules/apache-arrow/visitor/set.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 { Vector } from '../vector.mjs';
import { Visitor } from '../visitor.mjs';
import { encodeUtf8 } from '../util/utf8.mjs';
import { float64ToUint16 } from '../util/math.mjs';
import { UnionMode, Precision, DateUnit, TimeUnit, IntervalUnit } from '../enum.mjs';
/** @ignore */
export class SetVisitor extends Visitor {
}
/** @ignore */
function wrapSet(fn) {
    return (data, _1, _2) => {
        if (data.setValid(_1, _2 != null)) {
            return fn(data, _1, _2);
        }
    };
}
/** @ignore */
export const setEpochMsToDays = (data, index, epochMs) => { data[index] = Math.trunc(epochMs / 86400000); };
/** @ignore */
export const setEpochMsToMillisecondsLong = (data, index, epochMs) => {
    data[index] = Math.trunc(epochMs % 4294967296);
    data[index + 1] = Math.trunc(epochMs / 4294967296);
};
/** @ignore */
export const setEpochMsToMicrosecondsLong = (data, index, epochMs) => {
    data[index] = Math.trunc((epochMs * 1000) % 4294967296);
    data[index + 1] = Math.trunc((epochMs * 1000) / 4294967296);
};
/** @ignore */
export const setEpochMsToNanosecondsLong = (data, index, epochMs) => {
    data[index] = Math.trunc((epochMs * 1000000) % 4294967296);
    data[index + 1] = Math.trunc((epochMs * 1000000) / 4294967296);
};
/** @ignore */
export const setVariableWidthBytes = (values, valueOffsets, index, value) => {
    if (index + 1 < valueOffsets.length) {
        const { [index]: x, [index + 1]: y } = valueOffsets;
        values.set(value.subarray(0, y - x), x);
    }
};
/** @ignore */
const setBool = ({ offset, values }, index, val) => {
    const idx = offset + index;
    val ? (values[idx >> 3] |= (1 << (idx % 8))) // true
        : (values[idx >> 3] &= ~(1 << (idx % 8))); // false
};
/** @ignore */
export const setInt = ({ values }, index, value) => { values[index] = value; };
/** @ignore */
export const setFloat = ({ values }, index, value) => { values[index] = value; };
/** @ignore */
export const setFloat16 = ({ values }, index, value) => { values[index] = float64ToUint16(value); };
/* istanbul ignore next */
/** @ignore */
export const setAnyFloat = (data, index, value) => {
    switch (data.type.precision) {
        case Precision.HALF:
            return setFloat16(data, index, value);
        case Precision.SINGLE:
        case Precision.DOUBLE:
            return setFloat(data, index, value);
    }
};
/** @ignore */
export const setDateDay = ({ values }, index, value) => { setEpochMsToDays(values, index, value.valueOf()); };
/** @ignore */
export const setDateMillisecond = ({ values }, index, value) => { setEpochMsToMillisecondsLong(values, index * 2, value.valueOf()); };
/** @ignore */
export const setFixedSizeBinary = ({ stride, values }, index, value) => { values.set(value.subarray(0, stride), stride * index); };
/** @ignore */
const setBinary = ({ values, valueOffsets }, index, value) => setVariableWidthBytes(values, valueOffsets, index, value);
/** @ignore */
const setUtf8 = ({ values, valueOffsets }, index, value) => {
    setVariableWidthBytes(values, valueOffsets, index, encodeUtf8(value));
};
/* istanbul ignore next */
export const setDate = (data, index, value) => {
    data.type.unit === DateUnit.DAY
        ? setDateDay(data, index, value)
        : setDateMillisecond(data, index, value);
};
/** @ignore */
export const setTimestampSecond = ({ values }, index, value) => setEpochMsToMillisecondsLong(values, index * 2, value / 1000);
/** @ignore */
export const setTimestampMillisecond = ({ values }, index, value) => setEpochMsToMillisecondsLong(values, index * 2, value);
/** @ignore */
export const setTimestampMicrosecond = ({ values }, index, value) => setEpochMsToMicrosecondsLong(values, index * 2, value);
/** @ignore */
export const setTimestampNanosecond = ({ values }, index, value) => setEpochMsToNanosecondsLong(values, index * 2, value);
/* istanbul ignore next */
/** @ignore */
export const setTimestamp = (data, index, value) => {
    switch (data.type.unit) {
        case TimeUnit.SECOND: return setTimestampSecond(data, index, value);
        case TimeUnit.MILLISECOND: return setTimestampMillisecond(data, index, value);
        case TimeUnit.MICROSECOND: return setTimestampMicrosecond(data, index, value);
        case TimeUnit.NANOSECOND: return setTimestampNanosecond(data, index, value);
    }
};
/** @ignore */
export const setTimeSecond = ({ values }, index, value) => { values[index] = value; };
/** @ignore */
export const setTimeMillisecond = ({ values }, index, value) => { values[index] = value; };
/** @ignore */
export const setTimeMicrosecond = ({ values }, index, value) => { values[index] = value; };
/** @ignore */
export const setTimeNanosecond = ({ values }, index, value) => { values[index] = value; };
/* istanbul ignore next */
/** @ignore */
export const setTime = (data, index, value) => {
    switch (data.type.unit) {
        case TimeUnit.SECOND: return setTimeSecond(data, index, value);
        case TimeUnit.MILLISECOND: return setTimeMillisecond(data, index, value);
        case TimeUnit.MICROSECOND: return setTimeMicrosecond(data, index, value);
        case TimeUnit.NANOSECOND: return setTimeNanosecond(data, index, value);
    }
};
/** @ignore */
export const setDecimal = ({ values, stride }, index, value) => { values.set(value.subarray(0, stride), stride * index); };
/** @ignore */
const setList = (data, index, value) => {
    const values = data.children[0];
    const valueOffsets = data.valueOffsets;
    const set = instance.getVisitFn(values);
    if (Array.isArray(value)) {
        for (let idx = -1, itr = valueOffsets[index], end = valueOffsets[index + 1]; itr < end;) {
            set(values, itr++, value[++idx]);
        }
    }
    else {
        for (let idx = -1, itr = valueOffsets[index], end = valueOffsets[index + 1]; itr < end;) {
            set(values, itr++, value.get(++idx));
        }
    }
};
/** @ignore */
const setMap = (data, index, value) => {
    const values = data.children[0];
    const { valueOffsets } = data;
    const set = instance.getVisitFn(values);
    let { [index]: idx, [index + 1]: end } = valueOffsets;
    const entries = value instanceof Map ? value.entries() : Object.entries(value);
    for (const val of entries) {
        set(values, idx, val);
        if (++idx >= end)
            break;
    }
};
/** @ignore */ const _setStructArrayValue = (o, v) => (set, c, _, i) => c && set(c, o, v[i]);
/** @ignore */ const _setStructVectorValue = (o, v) => (set, c, _, i) => c && set(c, o, v.get(i));
/** @ignore */ const _setStructMapValue = (o, v) => (set, c, f, _) => c && set(c, o, v.get(f.name));
/** @ignore */ const _setStructObjectValue = (o, v) => (set, c, f, _) => c && set(c, o, v[f.name]);
/** @ignore */
const setStruct = (data, index, value) => {
    const childSetters = data.type.children.map((f) => instance.getVisitFn(f.type));
    const set = value instanceof Map ? _setStructMapValue(index, value) :
        value instanceof Vector ? _setStructVectorValue(index, value) :
            Array.isArray(value) ? _setStructArrayValue(index, value) :
                _setStructObjectValue(index, value);
    // eslint-disable-next-line unicorn/no-array-for-each
    data.type.children.forEach((f, i) => set(childSetters[i], data.children[i], f, i));
};
/* istanbul ignore next */
/** @ignore */
const setUnion = (data, index, value) => {
    data.type.mode === UnionMode.Dense ?
        setDenseUnion(data, index, value) :
        setSparseUnion(data, index, value);
};
/** @ignore */
const setDenseUnion = (data, index, value) => {
    const childIndex = data.type.typeIdToChildIndex[data.typeIds[index]];
    const child = data.children[childIndex];
    instance.visit(child, data.valueOffsets[index], value);
};
/** @ignore */
const setSparseUnion = (data, index, value) => {
    const childIndex = data.type.typeIdToChildIndex[data.typeIds[index]];
    const child = data.children[childIndex];
    instance.visit(child, index, value);
};
/** @ignore */
const setDictionary = (data, index, value) => {
    var _a;
    (_a = data.dictionary) === null || _a === void 0 ? void 0 : _a.set(data.values[index], value);
};
/* istanbul ignore next */
/** @ignore */
export const setIntervalValue = (data, index, value) => {
    (data.type.unit === IntervalUnit.DAY_TIME)
        ? setIntervalDayTime(data, index, value)
        : setIntervalYearMonth(data, index, value);
};
/** @ignore */
export const setIntervalDayTime = ({ values }, index, value) => { values.set(value.subarray(0, 2), 2 * index); };
/** @ignore */
export const setIntervalYearMonth = ({ values }, index, value) => { values[index] = (value[0] * 12) + (value[1] % 12); };
/** @ignore */
const setFixedSizeList = (data, index, value) => {
    const { stride } = data;
    const child = data.children[0];
    const set = instance.getVisitFn(child);
    if (Array.isArray(value)) {
        for (let idx = -1, offset = index * stride; ++idx < stride;) {
            set(child, offset + idx, value[idx]);
        }
    }
    else {
        for (let idx = -1, offset = index * stride; ++idx < stride;) {
            set(child, offset + idx, value.get(idx));
        }
    }
};
SetVisitor.prototype.visitBool = wrapSet(setBool);
SetVisitor.prototype.visitInt = wrapSet(setInt);
SetVisitor.prototype.visitInt8 = wrapSet(setInt);
SetVisitor.prototype.visitInt16 = wrapSet(setInt);
SetVisitor.prototype.visitInt32 = wrapSet(setInt);
SetVisitor.prototype.visitInt64 = wrapSet(setInt);
SetVisitor.prototype.visitUint8 = wrapSet(setInt);
SetVisitor.prototype.visitUint16 = wrapSet(setInt);
SetVisitor.prototype.visitUint32 = wrapSet(setInt);
SetVisitor.prototype.visitUint64 = wrapSet(setInt);
SetVisitor.prototype.visitFloat = wrapSet(setAnyFloat);
SetVisitor.prototype.visitFloat16 = wrapSet(setFloat16);
SetVisitor.prototype.visitFloat32 = wrapSet(setFloat);
SetVisitor.prototype.visitFloat64 = wrapSet(setFloat);
SetVisitor.prototype.visitUtf8 = wrapSet(setUtf8);
SetVisitor.prototype.visitBinary = wrapSet(setBinary);
SetVisitor.prototype.visitFixedSizeBinary = wrapSet(setFixedSizeBinary);
SetVisitor.prototype.visitDate = wrapSet(setDate);
SetVisitor.prototype.visitDateDay = wrapSet(setDateDay);
SetVisitor.prototype.visitDateMillisecond = wrapSet(setDateMillisecond);
SetVisitor.prototype.visitTimestamp = wrapSet(setTimestamp);
SetVisitor.prototype.visitTimestampSecond = wrapSet(setTimestampSecond);
SetVisitor.prototype.visitTimestampMillisecond = wrapSet(setTimestampMillisecond);
SetVisitor.prototype.visitTimestampMicrosecond = wrapSet(setTimestampMicrosecond);
SetVisitor.prototype.visitTimestampNanosecond = wrapSet(setTimestampNanosecond);
SetVisitor.prototype.visitTime = wrapSet(setTime);
SetVisitor.prototype.visitTimeSecond = wrapSet(setTimeSecond);
SetVisitor.prototype.visitTimeMillisecond = wrapSet(setTimeMillisecond);
SetVisitor.prototype.visitTimeMicrosecond = wrapSet(setTimeMicrosecond);
SetVisitor.prototype.visitTimeNanosecond = wrapSet(setTimeNanosecond);
SetVisitor.prototype.visitDecimal = wrapSet(setDecimal);
SetVisitor.prototype.visitList = wrapSet(setList);
SetVisitor.prototype.visitStruct = wrapSet(setStruct);
SetVisitor.prototype.visitUnion = wrapSet(setUnion);
SetVisitor.prototype.visitDenseUnion = wrapSet(setDenseUnion);
SetVisitor.prototype.visitSparseUnion = wrapSet(setSparseUnion);
SetVisitor.prototype.visitDictionary = wrapSet(setDictionary);
SetVisitor.prototype.visitInterval = wrapSet(setIntervalValue);
SetVisitor.prototype.visitIntervalDayTime = wrapSet(setIntervalDayTime);
SetVisitor.prototype.visitIntervalYearMonth = wrapSet(setIntervalYearMonth);
SetVisitor.prototype.visitFixedSizeList = wrapSet(setFixedSizeList);
SetVisitor.prototype.visitMap = wrapSet(setMap);
/** @ignore */
export const instance = new SetVisitor();

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