feat(formatter): add liquidsoap-prettier (#312)

README.md

@@ -237,6 +237,7 @@ You can view this list in vim with `:help conform-formatters`
 - [just](https://github.com/casey/just) - Format Justfile.
 - [ktlint](https://ktlint.github.io/) - An anti-bikeshedding Kotlin linter with built-in formatter.
 - [latexindent](https://github.com/cmhughes/latexindent.pl) - A perl script for formatting LaTeX files that is generally included in major TeX distributions.
+- [liquidsoap-prettier](https://github.com/savonet/liquidsoap-prettier) - A binary to format Liquidsoap scripts.
 - [markdown-toc](https://github.com/jonschlinkert/markdown-toc) - API and CLI for generating a markdown TOC (table of contents) for a README or any markdown files.
 - [markdownlint](https://github.com/DavidAnson/markdownlint) - A Node.js style checker and lint tool for Markdown/CommonMark files.
 - [markdownlint-cli2](https://github.com/DavidAnson/markdownlint-cli2) - A fast, flexible, configuration-based command-line interface for linting Markdown/CommonMark files with the markdownlint library.

lua/conform/formatters/liquidsoap-prettier.lua

@@ -0,0 +1,11 @@
+local util = require("conform.util")
+---@type conform.FileFormatterConfig
+return {
+  meta = {
+    url = "https://github.com/savonet/liquidsoap-prettier",
+    description = "A binary to format Liquidsoap scripts",
+  },
+  command = util.from_node_modules("liquidsoap-prettier"),
+  args = { "-w", "$FILENAME" },
+  stdin = false,
+}