replace null-ls with conform and nvim-lint

lua/custom/plugins/formatting.lua

@@ -0,0 +1,39 @@
+return {
+  "stevearc/conform.nvim",
+  event = { "BufReadPre", "BufNewFile" },
+  config = function()
+    local conform = require("conform")
+
+    conform.setup({
+      formatters_by_ft = {
+        javascript = { "prettierd" },
+        typescript = { "prettierd" },
+        javascriptreact = { "prettierd" },
+        typescriptreact = { "prettierd" },
+        svelte = { "prettierd" },
+        css = { "prettierd" },
+        html = { "prettierd" },
+        json = { "prettierd" },
+        yaml = { "prettierd" },
+        markdown = { "prettierd" },
+        graphql = { "prettierd" },
+        liquid = { "prettierd" },
+        lua = { "stylua" },
+        python = { "isort", "black" },
+      },
+      format_on_save = {
+        lsp_fallback = true,
+        async = false,
+        timeout_ms = 1000,
+      },
+    })
+
+    vim.keymap.set({ "n", "v" }, "<leader>mp", function()
+      conform.format({
+        lsp_fallback = true,
+        async = false,
+        timeout_ms = 1000,
+      })
+    end, { desc = "Format file or range (in visual mode)" })
+  end,
+}

lua/custom/plugins/linting.lua

@@ -0,0 +1,29 @@
+return {
+  "mfussenegger/nvim-lint",
+  event = { "BufReadPre", "BufNewFile" },
+  config = function()
+    local lint = require("lint")
+
+    lint.linters_by_ft = {
+      javascript = { "eslint_d" },
+      typescript = { "eslint_d" },
+      javascriptreact = { "eslint_d" },
+      typescriptreact = { "eslint_d" },
+      svelte = { "eslint_d" },
+      python = { "pylint" },
+    }
+
+    local lint_augroup = vim.api.nvim_create_augroup("lint", { clear = true })
+
+    vim.api.nvim_create_autocmd({ "BufEnter", "BufWritePost", "InsertLeave" }, {
+      group = lint_augroup,
+      callback = function()
+        lint.try_lint()
+      end,
+    })
+
+    vim.keymap.set("n", "<leader>l", function()
+      lint.try_lint()
+    end, { desc = "Trigger linting for current file" })
+  end,
+}

lua/custom/plugins/null-ls.lua

@@ -1,60 +0,0 @@
-return {
-  "jose-elias-alvarez/null-ls.nvim",
-  dependencies = {"nvim-lua/plenary.nvim"},
-  config = function()
-    local null_ls = require("null-ls")
-
-    local formatting = null_ls.builtins.formatting
-    local diagnostics = null_ls.builtins.diagnostics
-    local codeActions = null_ls.builtins.code_actions
-
-    local sources = {
-      formatting.eslint_d, formatting.prettierd.with({
-        env = {
-          PRETTIERD_DEFAULT_CONFIG = vim.fn
-              .expand "~/.config/nvim/utils/linter-config/.prettierrc.js"
-        }
-      }), -- formatting.prettier
-      --     .with({extra_args = {'--single-quote', '--tab-width 2', '--arrow-parens avoid'}}),
-      formatting.lua_format.with({
-        extra_args = {
-          '--no-keep-simple-function-one-line', '--no-break-after-operator', '--column-limit=100',
-          '--break-after-table-lb', '--indent-width=2'
-        }
-      }), diagnostics.eslint_d.with({diagnostics_format = "[#{c}] #{m} (#{s})"}),
-      codeActions.eslint_d
-    }
-
-    local lsp_formatting = function(bufnr)
-      vim.lsp.buf.format({
-        -- async = true,
-        filter = function(client)
-          -- apply whatever logic you want (in this example, we'll only use null-ls)
-          return client.name == "null-ls"
-        end,
-        bufnr = bufnr
-      })
-    end
-
-    -- if you want to set up formatting on save, you can use this as a callback
-    local augroup = vim.api.nvim_create_augroup("LspFormatting", {})
-
-    local on_attach = function(client, bufnr)
-      -- if client.name == "tsserver" or client.name == "cssls" or client.name == "html" then
-      --   client.server_capabilities.documentFormattingProvider = false -- 0.8 and later
-      -- end
-      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()
-            lsp_formatting(bufnr)
-          end
-        })
-      end
-    end
-
-    null_ls.setup({sources = sources, debug = true, on_attach = on_attach})
-  end
-}