Document option log

Author: ehmicky

README.md

@@ -18,7 +18,7 @@ Error handler for CLI applications.
 - 🚒 [Graceful exit](#-timeout)
 - ⛑️ [Normalize](https://github.com/ehmicky/normalize-exception) invalid errors
 - 🔕 Log verbosity: [message](#-silent), [stack](#-stack), [properties](#-props)
-- 🚨 Custom [exit code](#-exitcode)
+- 🚨 Custom [exit code](#-exitcode) and [log function](#-log)
 - 💥 Exception-safe
 
 # Screenshot
@@ -163,6 +163,13 @@ Special values:
 - `Number.POSITIVE_INFINITY`: Waits for ongoing tasks forever, without timing
   out
 
+#### 📜 log
+
+_Type_: `(string) => void`\
+_Default_: `console.error`
+
+Function used to print the error message.
+
 #### 💣 classes
 
 _Type_: `object`\

src/main.d.ts

@@ -44,6 +44,7 @@ export type Options = BeautifulErrorOptions & {
   readonly timeout?: number
 
   /**
+   * Function used to print the error message.
    *
    * @default console.error
    */