From 0ef09ea16800a63d8cfe6ba76a6a4dc10ff601aa Mon Sep 17 00:00:00 2001
From: Jeremy Kaplan <jeremy@kaizenlabs.co>
Date: Tue, 24 Sep 2024 12:49:00 -0400
Subject: [PATCH] neovim: Format-on-save for Prettier

---
 neovim/lazy-lock.json      |  1 +
 neovim/lua/plugins/ide.lua | 38 ++++++++++++++++++++++++++++++++++++++
 2 files changed, 39 insertions(+)

diff --git a/neovim/lazy-lock.json b/neovim/lazy-lock.json
index 2910676..883d3f9 100644
--- a/neovim/lazy-lock.json
+++ b/neovim/lazy-lock.json
@@ -12,6 +12,7 @@
   "mason.nvim": { "branch": "main", "commit": "0950b15060067f752fde13a779a994f59516ce3d" },
   "nerdtree": { "branch": "master", "commit": "fbb71fcd90602e3ec77f40b864b5f9b437c496c5" },
   "nim.nvim": { "branch": "master", "commit": "076239e8869e3e9b061b17cbca2cea2df73d5f92" },
+  "none-ls.nvim": { "branch": "main", "commit": "5f041cfc2d763b2ba69b848854240308e0d88d5b" },
   "nui.nvim": { "branch": "main", "commit": "322978c734866996274467de084a95e4f9b5e0b1" },
   "nvim-autopairs": { "branch": "master", "commit": "c15de7e7981f1111642e7e53799e1211d4606cb9" },
   "nvim-cmp": { "branch": "main", "commit": "a110e12d0b58eefcf5b771f533fc2cf3050680ac" },
diff --git a/neovim/lua/plugins/ide.lua b/neovim/lua/plugins/ide.lua
index f6e2fdb..03db5dc 100644
--- a/neovim/lua/plugins/ide.lua
+++ b/neovim/lua/plugins/ide.lua
@@ -306,6 +306,44 @@ return {
     "alaviss/nim.nvim",
     "simrat39/rust-tools.nvim",
     "neovim/nvim-lspconfig",
+    {
+        "nvimtools/none-ls.nvim",
+        config = function(_plugin, opts)
+            local null_ls = require("null-ls")
+
+            local group = vim.api.nvim_create_augroup("lsp_format_on_save", { clear = false })
+
+            null_ls.setup({
+                sources = {
+                    null_ls.builtins.formatting.prettier,
+                },
+                on_attach = function(client, bufnr)
+                    if client.supports_method("textDocument/formatting") then
+                        vim.keymap.set("n", "<Leader>f", function()
+                            vim.lsp.buf.format({ bufnr = vim.api.nvim_get_current_buf() })
+                        end, { buffer = bufnr, desc = "[lsp] format" })
+
+                        -- format on save
+                        vim.api.nvim_clear_autocmds({ buffer = bufnr, group = group })
+                        vim.api.nvim_create_autocmd("BufWritePre", {
+                            buffer = bufnr,
+                            group = group,
+                            callback = function()
+                                vim.lsp.buf.format({ bufnr = bufnr, async = false })
+                            end,
+                            desc = "[lsp] format on save",
+                        })
+                    end
+
+                    if client.supports_method("textDocument/rangeFormatting") then
+                        vim.keymap.set("x", "<Leader>f", function()
+                            vim.lsp.buf.format({ bufnr = vim.api.nvim_get_current_buf() })
+                        end, { buffer = bufnr, desc = "[lsp] format" })
+                    end
+                end,
+            })
+        end,
+    },
     {
         "williamboman/mason.nvim",
         build = function(_plugin)