effect-io-ai

Package: effect
Module: Console

Console.warn

Writes a warning-level message to the console, typically displayed with warning styling by the active console implementation.

Example (Writing warning messages)

import { Console, Effect } from "effect"

const program = Effect.gen(function*() {
  yield* Console.warn("This feature is deprecated")
  yield* Console.warn("Performance warning:", {
    slowQuery: "SELECT * FROM large_table"
  })
})

Signature

declare const warn: (...args: ReadonlyArray<any>) => Effect.Effect<void>

Source

Since v2.0.0