moves to eslint lsp

modules/nvim/config/lsp/eslint.lua

@@ -0,0 +1,185 @@
+local utils = require("dnsc.utils")
+local lsp = vim.lsp
+
+local eslint_config_files = {
+  ".eslintrc",
+  ".eslintrc.js",
+  ".eslintrc.cjs",
+  ".eslintrc.yaml",
+  ".eslintrc.yml",
+  ".eslintrc.json",
+  "eslint.config.js",
+  "eslint.config.mjs",
+  "eslint.config.cjs",
+  "eslint.config.ts",
+  "eslint.config.mts",
+  "eslint.config.cts",
+}
+
+---@type vim.lsp.Config
+return {
+  cmd = { "vscode-eslint-language-server", "--stdio" },
+  filetypes = {
+    "javascript",
+    "javascriptreact",
+    "javascript.jsx",
+    "typescript",
+    "typescriptreact",
+    "typescript.tsx",
+    "vue",
+    "svelte",
+    "astro",
+    "htmlangular",
+  },
+  workspace_required = true,
+  on_attach = function(client, bufnr)
+    vim.api.nvim_buf_create_user_command(0, "LspEslintFixAll", function()
+      client:request_sync("workspace/executeCommand", {
+        command = "eslint.applyAllFixes",
+        arguments = {
+          {
+            uri = vim.uri_from_bufnr(bufnr),
+            version = lsp.util.buf_versions[bufnr],
+          },
+        },
+      }, nil, bufnr)
+    end, {})
+  end,
+  root_dir = function(bufnr, on_dir)
+    -- The project root is where the LSP can be started from
+    -- As stated in the documentation above, this LSP supports monorepos and simple projects.
+    -- We select then from the project root, which is identified by the presence of a package
+    -- manager lock file.
+    local root_markers = { "package-lock.json", "yarn.lock", "pnpm-lock.yaml", "bun.lockb", "bun.lock", "deno.lock" }
+    -- Give the root markers equal priority by wrapping them in a table
+    root_markers = vim.fn.has("nvim-0.11.3") == 1 and { root_markers } or root_markers
+    local project_root = vim.fs.root(bufnr, root_markers)
+    if not project_root then
+      return
+    end
+
+    -- We know that the buffer is using ESLint if it has a config file
+    -- in its directory tree.
+    --
+    -- Eslint used to support package.json files as config files, but it doesn't anymore.
+    -- We keep this for backward compatibility.
+    local filename = vim.api.nvim_buf_get_name(bufnr)
+    local eslint_config_files_with_package_json =
+      utils.insert_package_json(eslint_config_files, "eslintConfig", filename)
+    local is_buffer_using_eslint = vim.fs.find(eslint_config_files_with_package_json, {
+      path = filename,
+      type = "file",
+      limit = 1,
+      upward = true,
+      stop = vim.fs.dirname(project_root),
+    })[1]
+    if not is_buffer_using_eslint then
+      return
+    end
+
+    on_dir(project_root)
+  end,
+  -- Refer to https://github.com/Microsoft/vscode-eslint#settings-options for documentation.
+  settings = {
+    validate = "on",
+    packageManager = nil,
+    useESLintClass = false,
+    experimental = {
+      useFlatConfig = false,
+    },
+    codeActionOnSave = {
+      enable = false,
+      mode = "all",
+    },
+    format = true,
+    quiet = false,
+    onIgnoredFiles = "off",
+    rulesCustomizations = {},
+    run = "onType",
+    problems = {
+      shortenToSingleLine = false,
+    },
+    -- nodePath configures the directory in which the eslint server should start its node_modules resolution.
+    -- This path is relative to the workspace folder (root dir) of the server instance.
+    nodePath = "",
+    -- use the workspace folder location or the file location (if no workspace folder is open) as the working directory
+    workingDirectory = { mode = "auto" },
+    codeAction = {
+      disableRuleComment = {
+        enable = true,
+        location = "separateLine",
+      },
+      showDocumentation = {
+        enable = true,
+      },
+    },
+  },
+  before_init = function(_, config)
+    -- The "workspaceFolder" is a VSCode concept. It limits how far the
+    -- server will traverse the file system when locating the ESLint config
+    -- file (e.g., .eslintrc).
+    local root_dir = config.root_dir
+
+    if root_dir then
+      config.settings = config.settings or {}
+      config.settings.workspaceFolder = {
+        uri = root_dir,
+        name = vim.fn.fnamemodify(root_dir, ":t"),
+      }
+
+      -- Support flat config files
+      -- They contain 'config' in the file name
+      local flat_config_files = vim.tbl_filter(function(file)
+        return file:match("config")
+      end, eslint_config_files)
+
+      for _, file in ipairs(flat_config_files) do
+        local found_files = vim.fn.globpath(root_dir, file, true, true)
+
+        -- Filter out files inside node_modules
+        local filtered_files = {}
+        for _, found_file in ipairs(found_files) do
+          if string.find(found_file, "[/\\]node_modules[/\\]") == nil then
+            table.insert(filtered_files, found_file)
+          end
+        end
+
+        if #filtered_files > 0 then
+          config.settings.experimental = config.settings.experimental or {}
+          config.settings.experimental.useFlatConfig = true
+          break
+        end
+      end
+
+      -- Support Yarn2 (PnP) projects
+      local pnp_cjs = root_dir .. "/.pnp.cjs"
+      local pnp_js = root_dir .. "/.pnp.js"
+      if vim.uv.fs_stat(pnp_cjs) or vim.uv.fs_stat(pnp_js) then
+        local cmd = config.cmd
+        config.cmd = vim.list_extend({ "yarn", "exec" }, cmd)
+      end
+    end
+  end,
+  handlers = {
+    ["eslint/openDoc"] = function(_, result)
+      if result then
+        vim.ui.open(result.url)
+      end
+      return {}
+    end,
+    ["eslint/confirmESLintExecution"] = function(_, result)
+      if not result then
+        return
+      end
+      return 4 -- approved
+    end,
+    ["eslint/probeFailed"] = function()
+      vim.notify("[lspconfig] ESLint probe failed.", vim.log.levels.WARN)
+      return {}
+    end,
+    ["eslint/noLibrary"] = function()
+      vim.notify("[lspconfig] Unable to find ESLint library.", vim.log.levels.WARN)
+      return {}
+    end,
+  },
+}