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local notify = require "nvim-lsp-installer.notify"
local server = require "nvim-lsp-installer.server"
local path = require "nvim-lsp-installer.path"
local shell = require "nvim-lsp-installer.installers.shell"
local ConfirmExecutionResult = {
deny = 1,
confirmationPending = 2,
confirmationCanceled = 3,
approved = 4,
}
local root_dir = server.get_server_root_path "eslint"
return server.Server:new {
name = "eslintls",
root_dir = root_dir,
installer = shell.polyshell [[ git clone --depth 1 https://github.com/microsoft/vscode-eslint . && npm install && npm run compile:server ]],
pre_setup = function()
local lspconfig = require "lspconfig"
local configs = require "lspconfig/configs"
configs.eslintls = {
default_config = {
filetypes = { "javascript", "javascriptreact", "typescript", "typescriptreact" },
root_dir = lspconfig.util.root_pattern(".eslintrc*", "package.json", ".git"),
-- Refer to https://github.com/Microsoft/vscode-eslint#settings-options for documentation.
settings = {
validate = "on",
run = "onType",
codeAction = {
disableRuleComment = {
enable = true,
-- "sameLine" might not work as expected, see https://github.com/williamboman/nvim-lsp-installer/issues/4
location = "separateLine",
},
showDocumentation = {
enable = true,
},
},
rulesCustomizations = {},
-- Automatically determine working directory by locating .eslintrc config files.
--
-- It's recommended not to change this.
workingDirectory = { mode = "auto" },
-- If nodePath is a non-null/undefined value the eslint LSP runs into runtime exceptions.
--
-- It's recommended not to change this.
nodePath = "",
-- The "workspaceFolder" is a VSCode concept. We set it to the root
-- directory to not restrict the LPS server when it traverses the
-- file tree when locating a .eslintrc config file.
--
-- It's recommended not to change this.
workspaceFolder = {
uri = "/",
name = "root",
},
},
},
}
end,
default_options = {
cmd = { "node", path.concat { root_dir, "server", "out", "eslintServer.js" }, "--stdio" },
handlers = {
["eslint/openDoc"] = function(_, _, open_doc)
os.execute(string.format("open %q", open_doc.url))
return { id = nil, result = true }
end,
["eslint/confirmESLintExecution"] = function()
-- VSCode language servers have a policy to request explicit approval
-- before applying code changes. We just approve it immediately.
return ConfirmExecutionResult.approved
end,
["eslint/probeFailed"] = function()
notify("ESLint probe failed.", vim.log.levels.ERROR)
return { id = nil, result = true }
end,
["eslint/noLibrary"] = function()
notify("Unable to find ESLint library.", vim.log.levels.ERROR)
return { id = nil, result = true }
end,
["eslint/noConfig"] = function()
notify("Unable to find ESLint configuration.", vim.log.levels.ERROR)
return { id = nil, result = true }
end,
},
},
}
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