postgrejs/esm/data-types/int8-type.js

Professional PostgreSQL client NodeJS

import { DataTypeOIDs } from '../constants.js';
import { readBigInt64BE } from '../util/bigint-methods.js';
const maxSafeInteger = BigInt(Number.MAX_SAFE_INTEGER);
export const Int8Type = {
    name: 'int8',
    oid: DataTypeOIDs.int8,
    jsType: 'BigInt',
    parseBinary(buf) {
        const v = typeof buf.readBigInt64BE === 'function'
            ? buf.readBigInt64BE(0)
            : readBigInt64BE(buf);
        return v >= -maxSafeInteger && v <= maxSafeInteger ? Number(v) : v;
    },
    encodeBinary(buf, v) {
        buf.writeBigInt64BE(v);
    },
    parseText(s) {
        const v = BigInt(s);
        return v >= -maxSafeInteger && v <= maxSafeInteger ? Number(v) : v;
    },
    isType(v) {
        return (typeof v === 'bigint' ||
            (typeof v === 'number' &&
                Number.isInteger(v) &&
                v > Number.MAX_SAFE_INTEGER));
    },
};
export const ArrayInt8Type = {
    ...Int8Type,
    name: '_int8',
    oid: DataTypeOIDs._int8,
    elementsOID: DataTypeOIDs.int8,
};