1 files changed, 55 insertions, 0 deletions
diff --git a/lsp/oxfmt.lua b/lsp/oxfmt.lua
new file mode 100644
index 00000000..9e560b36
--- /dev/null
+++ b/lsp/oxfmt.lua
@@ -0,0 +1,55 @@
+--- @brief
+---
+--- https://github.com/oxc-project/oxc
+--- https://oxc.rs/docs/guide/usage/formatter.html
+---
+--- `oxfmt` is a Prettier-compatible code formatter that supports multiple languages
+--- including JavaScript, TypeScript, JSON, YAML, HTML, CSS, Markdown, and more.
+--- It can be installed via `npm`:
+---
+--- ```sh
+--- npm i -g oxfmt
+--- ```
+
+local util = require 'lspconfig.util'
+
+---@type vim.lsp.Config
+return {
+  cmd = function(dispatchers, config)
+    local cmd = 'oxfmt'
+    local local_cmd = (config or {}).root_dir and config.root_dir .. '/node_modules/.bin/oxfmt'
+    if local_cmd and vim.fn.executable(local_cmd) == 1 then
+      cmd = local_cmd
+    end
+    return vim.lsp.rpc.start({ cmd, '--lsp' }, dispatchers)
+  end,
+  filetypes = {
+    'javascript',
+    'javascriptreact',
+    'typescript',
+    'typescriptreact',
+    'toml',
+    'json',
+    'jsonc',
+    'json5',
+    'yaml',
+    'html',
+    'vue',
+    'handlebars',
+    'css',
+    'scss',
+    'less',
+    'graphql',
+    'markdown',
+  },
+  workspace_required = true,
+  root_dir = function(bufnr, on_dir)
+    local fname = vim.api.nvim_buf_get_name(bufnr)
+
+    -- Oxfmt resolves configuration by walking upward and using the nearest config file
+    -- to the file being processed. We therefore compute the root directory by locating
+    -- the closest `.oxfmtrc.json` / `.oxfmtrc.jsonc` (or `package.json` fallback) above the buffer.
+    local root_markers = util.insert_package_json({ '.oxfmtrc.json', '.oxfmtrc.jsonc' }, 'oxfmt', fname)
+    on_dir(vim.fs.dirname(vim.fs.find(root_markers, { path = fname, upward = true })[1]))
+  end,
+}