@hestjs/logger/dist/formatters.js

HestJS Logger - A powerful logging solution based on Pino

"use strict";
Object.defineProperty(exports, "__esModule", { value: true });
exports.errorFormatter = exports.logFormatter = exports.bindingsFormatter = exports.timestampFormatter = exports.levelFormatter = void 0;
exports.getDefaultFormatters = getDefaultFormatters;
exports.createFormatter = createFormatter;
/**
 * 日志级别格式化器 - 简洁版本，只保留数字级别
 */
const levelFormatter = (_label, number) => {
    return {
        level: number,
    };
    //   return {
    //   level: number,
    //   levelLabel: label.toUpperCase(),
    // };
};
exports.levelFormatter = levelFormatter;
/**
 * 时间戳格式化器
 */
const timestampFormatter = () => {
    return {
        timestamp: new Date().toISOString(),
    };
};
exports.timestampFormatter = timestampFormatter;
/**
 * 绑定数据格式化器 - 默认返回空对象，保持简洁
 */
const bindingsFormatter = (_bindings) => {
    // 默认不添加任何额外信息，保持日志简洁
    return {};
    // const { pid, hostname, ...rest } = bindings;
    // return {
    //   service: 'HestJS',
    //   version: process.env.npm_package_version || '0.1.0',
    //   environment: process.env.NODE_ENV || 'development',
    //   pid,
    //   hostname,
    //   ...rest,
    // };
};
exports.bindingsFormatter = bindingsFormatter;
/**
 * 日志对象格式化器 - 标准化日志结构
 */
const logFormatter = (object) => {
    const { level, time, msg, ...rest } = object;
    // 重组日志结构，确保关键字段在前
    return {
        "@timestamp": time,
        level,
        message: msg,
        ...rest,
    };
};
exports.logFormatter = logFormatter;
/**
 * 错误格式化器 - 专门处理错误对象
 */
const errorFormatter = (object) => {
    if (object.err || object.error) {
        const error = object.err || object.error;
        return {
            ...object,
            error: {
                name: error.name,
                message: error.message,
                stack: error.stack,
                ...(error.status && { status: error.status }),
                ...(error.statusCode && { statusCode: error.statusCode }),
            },
        };
    }
    return object;
};
exports.errorFormatter = errorFormatter;
/**
 * 获取默认格式化器
 */
function getDefaultFormatters() {
    return {
        level: exports.levelFormatter,
        bindings: exports.bindingsFormatter,
        log: (object) => {
            // 组合多个格式化器
            const formatted = (0, exports.logFormatter)(object);
            return (0, exports.errorFormatter)(formatted);
        },
    };
}
/**
 * 创建自定义格式化器
 */
function createFormatter(fn) {
    return (object) => {
        try {
            return fn(object);
        }
        catch (error) {
            // 如果格式化失败，返回原始对象并添加错误信息
            return {
                ...object,
                formatError: error instanceof Error ? error.message : "Unknown formatting error",
            };
        }
    };
}
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