vlad-iakovlev / telegram-md

Telegram MarkdownV2 formatter
MIT License
15 stars 2 forks source link
markdown markdown-parser npm-package telegram

telegram-md

Telegram MarkdownV2 formatter

GitHub CI Codecov NPM

telegram-md is a powerful TypesScript library designed to simplify the formatting of text messages in Telegram MarkdownV2 format. It provides a range of methods for applying markdown formatting, such as bold, italic, and links, making it easier to create richly formatted messages programmatically.

Table of Contents

  1. How to Install
  2. Usage Examples
  3. API Documentation

How to install

npm install @vlad-yakovlev/telegram-md

Usage Examples

import { md } from '@vlad-yakovlev/telegram-md'

// Simple message formatting
const message = md`Hello, ${md.bold('World')}!`
api.sendMessage(chatId, md.build(message))

// Using different formatting styles
const complexMessage = md`
  This is an ${md.italic('italic')}
  and ${md.bold('bold')} text
  with a ${md.link('link', 'http://example.com')}!
`
api.sendMessage(chatId, md.build(complexMessage))

API Documentation

Every method escapes all unescaped input. Input is assumed to be escaped only when it's an instance of Markdown.

Markdown

Stores the result of executing md methods. Used to differentiate between normal strings and escaped strings.

md

Template tag which can be used to build markdown formatted messages.

md`Hello, ${md.bold('World')}!` // => Markdown with value 'Hello, *World*\\!'

md.build

Returns message text that cat be safely sent to telegram API.

md.build(md`Hello, ${md.bold('World')}!`) // => 'Hello, *World*\\!'
md.build('Hello, World!') // => 'Hello, World\\!'

md.bold

md.bold('bold *text') // => Markdown with value '*bold \*text*'

md.italic

md.italic('italic *text') // => Markdown with value '_italic \*text_'

md.underline

md.underline('underline') // => Markdown with value '__underline__'

md.strikethrough

md.strikethrough('strikethrough') // => Markdown with value '~strikethrough~'

md.spoiler

md.spoiler('spoiler') // => Markdown with value '||spoiler||'

md.link

md.link('inline URL', 'http://www.example.com/') // => Markdown with value '[inline URL](http://www\\.example\\.com/)'
md.link('inline mention of a user', 'tg://user?id=123456789') // => Markdown with value '[inline mention of a user](tg://user?id\\=123456789)'

md.inlineCode

md.inlineCode('inline fixed-width code') // => Markdown with value '`inline fixed\\-width code`'

md.codeBlock

md.code(
  'pre-formatted fixed-width code block',
) // => Markdown with value

pre\-formatted fixed\-width code block

md.code(
  'pre-formatted fixed-width code block written in the Python',
  'python',
) // => Markdown with value
```python
pre\\-formatted fixed\\-width code block written in the Python