@ticatec/node-common-library/lib/BitsBoolean.js

A comprehensive Node.js database access framework providing robust abstractions for database connection management, SQL execution, transaction handling, pagination, and dynamic query building.

"use strict";
Object.defineProperty(exports, "__esModule", { value: true });
class BitsBoolean {
    constructor(value = 0) {
        this.value = Math.floor(value);
    }
    /**
     * 将指定位置的位设置为true或false
     * @param pos - 位位置（0-31）
     * @param value - 要设置的布尔值
     * @protected
     */
    setBitValue(pos, value) {
        if (pos < 0 || pos > 31) {
            throw new Error("invalid bit pos.");
        }
        if (value) {
            this.value |= (1 << pos);
        }
        else {
            this.value &= ~(1 << pos);
        }
    }
    /**
     * 读取指定位置的位值
     * @param pos - 位位置（0-31）
     * @protected
     * @returns 指定位置的布尔值
     */
    getBitValue(pos) {
        if (pos < 0 || pos > 31) {
            throw new Error("invalid bit pos.");
        }
        return (this.value & (1 << pos)) !== 0;
    }
    /**
     * 从布尔数组创建位值
     * @param boolArray - 布尔值数组
     * @static
     * @returns 位操作后的数值
     */
    static fromBooleanArray(boolArray) {
        let result = 0;
        for (let i = 0; i < boolArray.length; i++) {
            if (boolArray[i]) {
                result |= (1 << i);
            }
        }
        return result;
    }
    /**
     * 将位值转换为布尔数组
     * @param length - 输出数组的长度
     * @returns 布尔值数组
     */
    toBooleanArray(length) {
        const result = [];
        for (let i = 0; i < length; i++) {
            result.push(this.getBitValue(i));
        }
        return result;
    }
}
exports.default = BitsBoolean;
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