apache-arrow/builder/int.mjs.map

Apache Arrow columnar in-memory format

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See the NOTICE file\n// distributed with this work for additional information\n// regarding copyright ownership.  The ASF licenses this file\n// to you under the Apache License, Version 2.0 (the\n// \"License\"); you may not use this file except in compliance\n// with the License.  You may obtain a copy of the License at\n//\n//   http://www.apache.org/licenses/LICENSE-2.0\n//\n// Unless required by applicable law or agreed to in writing,\n// software distributed under the License is distributed on an\n// \"AS IS\" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY\n// KIND, either express or implied.  See the License for the\n// specific language governing permissions and limitations\n// under the License.\n\nimport { bignumToBigInt } from '../util/bn';\nimport { WideBufferBuilder } from './buffer';\nimport { BigInt64Array } from '../util/compat';\nimport { FixedWidthBuilder, BuilderOptions } from '../builder';\nimport { Int, Int8, Int16, Int32, Int64, Uint8, Uint16, Uint32, Uint64 } from '../type';\n\n/** @ignore */\nexport class IntBuilder<T extends Int = Int, TNull = any> extends FixedWidthBuilder<T, TNull> {\n    public setValue(index: number, value: T['TValue']) {\n        this._values.set(index, value);\n    }\n}\n\n/** @ignore */\nexport class Int8Builder<TNull = any> extends IntBuilder<Int8, TNull> {}\n/** @ignore */\nexport class Int16Builder<TNull = any> extends IntBuilder<Int16, TNull> {}\n/** @ignore */\nexport class Int32Builder<TNull = any> extends IntBuilder<Int32, TNull> {}\n/** @ignore */\nexport class Int64Builder<TNull = any> extends IntBuilder<Int64, TNull> {\n    protected _values: WideBufferBuilder<Int32Array, BigInt64Array>;\n    constructor(options: BuilderOptions<Int64, TNull>) {\n        if (options['nullValues']) {\n            options['nullValues'] = (options['nullValues'] as TNull[]).map(toBigInt);\n        }\n        super(options);\n        this._values = new WideBufferBuilder(new Int32Array(0), 2);\n    }\n    public get values64() { return this._values.buffer64; }\n    public isValid(value: Int32Array | bigint | TNull) { return super.isValid(toBigInt(value)); }\n}\n\n/** @ignore */\nexport class Uint8Builder<TNull = any> extends IntBuilder<Uint8, TNull> {}\n/** @ignore */\nexport class Uint16Builder<TNull = any> extends IntBuilder<Uint16, TNull> {}\n/** @ignore */\nexport class Uint32Builder<TNull = any> extends IntBuilder<Uint32, TNull> {}\n/** @ignore */\nexport class Uint64Builder<TNull = any> extends IntBuilder<Uint64, TNull> {\n    protected _values: WideBufferBuilder<Uint32Array, BigUint64Array>;\n    constructor(options: BuilderOptions<Uint64, TNull>) {\n        if (options['nullValues']) {\n            options['nullValues'] = (options['nullValues'] as TNull[]).map(toBigInt);\n        }\n        super(options);\n        this._values = new WideBufferBuilder(new Uint32Array(0), 2);\n    }\n    public get values64() { return this._values.buffer64; }\n    public isValid(value: Uint32Array | bigint | TNull) { return super.isValid(toBigInt(value)); }\n}\n\nconst toBigInt = ((memo: any) => (value: any) => {\n    if (ArrayBuffer.isView(value)) {\n        memo.buffer = value.buffer;\n        memo.byteOffset = value.byteOffset;\n        memo.byteLength = value.byteLength;\n        value = bignumToBigInt(memo);\n        memo.buffer = null;\n    }\n    return value;\n})({ 'BigIntArray': BigInt64Array });\n"]}