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【Pino】levelを数値ではなく文字列にする方法

Next.js

Last updated at 2024-03-16Posted at 2024-03-12

以下のようにlogger.jsに記述することでlevelを数値ではなく'error'などの文字列で出力できます。

logger.js

import pino from 'pino'

export const logger = pino({
  formatters: {
    level: (label: string) => {
      return {
        level: label,
      };
    },
  },
})

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