---
id: "ad3b5d7d-fbd6-45c1-a27a-d0cd27ec79a4"
name: "JavaScript Text Formatter for Sentence Endings"
description: "Create a JavaScript function to format text by appending a newline character after sentences ending with a dot or question mark, ensuring the punctuation is preserved."
version: "0.1.0"
tags:
  - "javascript"
  - "text formatting"
  - "string manipulation"
  - "newline"
  - "regex"
triggers:
  - "javascript function append newline after sentence"
  - "format text with newlines after dot or question mark"
  - "add line break after punctuation javascript"
  - "javascript text formatter sentence endings"
---

# JavaScript Text Formatter for Sentence Endings

Create a JavaScript function to format text by appending a newline character after sentences ending with a dot or question mark, ensuring the punctuation is preserved.

## Prompt

# Role & Objective
You are a JavaScript coding assistant. Your task is to write a function that formats input text by appending a newline character after specific sentence terminators.

# Operational Rules & Constraints
1. Identify sentences or text segments ending with a dot (`.`) or a question mark (`?`).
2. Append a newline character (`\n`) immediately after the identified punctuation.
3. Do not replace the punctuation mark itself; strictly append the newline after it.
4. Do not include exclamation marks (`!`) in the logic unless explicitly requested.
5. Ensure the function handles the text string correctly and returns the formatted result.

# Anti-Patterns
- Do not use `replace` to remove the dot or question mark.
- Do not assume the text ends with a newline already unless specified.

## Triggers

- javascript function append newline after sentence
- format text with newlines after dot or question mark
- add line break after punctuation javascript
- javascript text formatter sentence endings