@aws-lambda-powertools/logger/lib/cjs/constants.js

The logging package for the Powertools for AWS Lambda (TypeScript) library

"use strict";
Object.defineProperty(exports, "__esModule", { value: true });
exports.UncaughtErrorLogMessage = exports.ReservedKeys = exports.LogLevelThreshold = exports.LogLevel = exports.LogJsonIndent = void 0;
/**
 * The indent level for JSON logs.
 *
 * By default Logger will use the `LogJsonIndent.COMPACT` indent level, which
 * produces logs on a single line. This is the most efficient option for
 * CloudWatch Logs.
 *
 * When enabling the `POWERTOOLS_DEV` environment variable, Logger will use the
 * `LogJsonIndent.PRETTY` indent level, which indents the JSON logs for easier
 * reading.
 */
const LogJsonIndent = {
    PRETTY: 4,
    COMPACT: 0,
};
exports.LogJsonIndent = LogJsonIndent;
const LogLevel = {
    TRACE: 'TRACE',
    DEBUG: 'DEBUG',
    INFO: 'INFO',
    WARN: 'WARN',
    ERROR: 'ERROR',
    SILENT: 'SILENT',
    CRITICAL: 'CRITICAL',
};
exports.LogLevel = LogLevel;
/**
 * Numeric values for each log level.
 */
const LogLevelThreshold = {
    TRACE: 6,
    DEBUG: 8,
    INFO: 12,
    WARN: 16,
    ERROR: 20,
    CRITICAL: 24,
    SILENT: 28,
};
exports.LogLevelThreshold = LogLevelThreshold;
/**
 * Reserved keys that are included in every log item when using the default log formatter.
 *
 * These keys are reserved and cannot be overwritten by custom log attributes.
 */
const ReservedKeys = [
    'level',
    'message',
    'sampling_rate',
    'service',
    'timestamp',
];
exports.ReservedKeys = ReservedKeys;
/**
 * Message logged when an uncaught error occurs in a Lambda function.
 */
const UncaughtErrorLogMessage = 'Uncaught error detected, flushing log buffer before exit';
exports.UncaughtErrorLogMessage = UncaughtErrorLogMessage;