nvim-config/lua/plugins/none-ls.lua

return {
    "nvimtools/none-ls.nvim",
    config=function()
        local null_ls = require("null-ls")
        local augroup = vim.api.nvim_create_augroup("LspFormatting", {})
        null_ls.setup({
            sources = {
                null_ls.builtins.formatting.stylua, -- THIS SUCKS ASS
                null_ls.builtins.formatting.black,
                null_ls.builtins.diagnostics.mypy,
                --null_ls.builtins.diagnostics.ruff,
            },
            on_attach = function(client, bufnr)
                if client.supports_method("textDocument/formatting") then
                    vim.api.nvim_clear_autocmds({
                        group = augroup,
                        buffer = bufnr,
                    })
                    vim.api.nvim_create_autocmd("BufWritePre", {
                        group = augroup,
                        buffer = bufnr,
                        callback = function ()
                            vim.lsp.buf.format({bufnr = bufnr})
                        end
                    })
                end
            end
        })
        vim.keymap.set("n", "<leader>f", vim.lsp.buf.format, {})
    end
}