effect-io-ai

Package: effect
Module: Logger

Logger.withConsoleLog

Returns a new Logger that writes all output of the specified Logger to the console using console.log.

When to use

Use when a logger’s string or object output should be routed to console.log for development or debugging.

Example (Writing logger output with console.log)

import { Effect, Logger } from "effect"

// Create a custom formatter
const customFormatter = Logger.make((options) =>
  `[${options.date.toISOString()}] ${options.logLevel}: ${options.message}`
)

// Route to console
const consoleLogger = Logger.withConsoleLog(customFormatter)

const program = Effect.log("Hello World").pipe(
  Effect.provide(Logger.layer([consoleLogger]))
)

Signature

declare const withConsoleLog: <Message, Output>(self: Logger<Message, Output>) => Logger<Message, void>

Source

Since v2.0.0