knip-mcp-server/build/lib/logger.js

MCP server for knip.dev integration to help AI agents identify and clean up unused code

class Logger {
    logLevel;
    constructor(logLevel = 'info') {
        this.logLevel = logLevel;
    }
    shouldLog(level) {
        const levels = {
            debug: 0,
            info: 1,
            warn: 2,
            error: 3,
        };
        return levels[level] >= levels[this.logLevel];
    }
    formatMessage(level, message, data) {
        const entry = {
            timestamp: new Date().toISOString(),
            level,
            message,
            ...(data && { data }),
        };
        return JSON.stringify(entry);
    }
    debug(message, data) {
        if (this.shouldLog('debug')) {
            console.debug(this.formatMessage('debug', message, data));
        }
    }
    info(message, data) {
        if (this.shouldLog('info')) {
            console.info(this.formatMessage('info', message, data));
        }
    }
    warn(message, data) {
        if (this.shouldLog('warn')) {
            console.warn(this.formatMessage('warn', message, data));
        }
    }
    error(message, data) {
        if (this.shouldLog('error')) {
            console.error(this.formatMessage('error', message, data));
        }
    }
    setLogLevel(level) {
        this.logLevel = level;
    }
}
// Global logger instance
export const logger = new Logger(process.env.KNIP_LOG_LEVEL || 'info');
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