Function prettyLogger

packages/effect/src/internal/logger.ts:338–352

(options?: {
  readonly colors?: "auto" | boolean | undefined
  readonly stderr?: boolean | undefined
  readonly formatDate?: ((date: Date) => string) | undefined
  readonly mode?: "browser" | "tty" | "auto" | undefined
})

/** @internal */
export const prettyLogger = (options?: {
  readonly colors?: "auto" | boolean | undefined
  readonly stderr?: boolean | undefined
  readonly formatDate?: ((date: Date) => string) | undefined
  readonly mode?: "browser" | "tty" | "auto" | undefined
}) => {
  const mode_ = options?.mode ?? "auto"
  const mode = mode_ === "auto" ? (hasProcessStdoutOrDeno ? "tty" : "browser") : mode_
  const isBrowser = mode === "browser"
  const showColors = typeof options?.colors === "boolean" ? options.colors : processStdoutIsTTY || isBrowser
  const formatDate = options?.formatDate ?? defaultDateFormat
  return isBrowser
    ? prettyLoggerBrowser({ colors: showColors, formatDate })
    : prettyLoggerTty({ colors: showColors, formatDate, stderr: options?.stderr === true })
}

const prettyLoggerTty = (options: {
  readonly colors: boolean