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| 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 | 16x 16x 16x 16x 16x 37x 37x 16x 16x 287x 287x 287x 40x 40x 287x 16x 16x | import { getEnvVariable } from "./shared";
import winston from "winston";
// Define log levels with corresponding priorities
const LOG_LEVELS = {
error: 0, // Highest priority - critical errors
warn: 1, // Warning messages
info: 2, // General information
debug: 3, // Debug information
} as const;
// Define colors for each log level for better visibility
const LOG_COLORS = {
error: "red", // Critical errors in red
warn: "yellow", // Warnings in yellow
info: "blue", // Info in blue
debug: "green", // Debug in green
};
/**
* Get the current log level from environment variables.
* Defaults to 'info' if not set or invalid.
* @returns {keyof typeof LOG_LEVELS} The current log level
*/
export const getLogLevel = (): keyof typeof LOG_LEVELS => {
const envLevel = getEnvVariable(
"COMPOSIO_LOGGING_LEVEL",
"info"
)?.toLowerCase();
return envLevel && envLevel in LOG_LEVELS
? (envLevel as keyof typeof LOG_LEVELS)
: "info";
};
// Configure winston colors
winston.addColors(LOG_COLORS);
// Create custom log format
const logFormat = winston.format.combine(
winston.format.timestamp(),
winston.format.colorize(),
winston.format.printf(({ timestamp, level, message, ...metadata }) => {
// Format timestamp for readability
const formattedTime = timestamp.slice(5, 22).replace("T", " ");
// Handle metadata serialization
let metadataStr = "";
if (Object.keys(metadata).length) {
try {
metadataStr = ` - ${JSON.stringify(metadata)}`;
} catch {
metadataStr = " - [Circular metadata object]";
}
}
return `[${level}]: ${formattedTime} - ${message}${metadataStr}`;
})
);
// Create and configure logger instance
const logger = winston.createLogger({
// This can be overridden by the user by setting the COMPOSIO_LOGGING_LEVEL environment variable
// Only this or higher priority logs will be shown
level: getLogLevel(),
levels: LOG_LEVELS,
format: logFormat,
transports: [
new winston.transports.Console({
handleExceptions: false,
handleRejections: false,
}),
],
exitOnError: false, // Prevent crashes on uncaught exceptions
});
export default logger;
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