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Make setup easier and outline eclipse.jdt.ls installation
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,22 @@ | ||
| local M = {} | ||
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| local is_windows = vim.loop.os_uname().version:match('Windows') | ||
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| M.sep = is_windows and '\\' or '/' | ||
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| if is_windows then | ||
| M.is_fs_root = function(path) | ||
| return path:match('^%a:$') | ||
| end | ||
| else | ||
| M.is_fs_root = function(path) | ||
| return path == '/' | ||
| end | ||
| end | ||
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| function M.join(...) | ||
| local result = table.concat(vim.tbl_flatten {...}, M.sep):gsub(M.sep .. '+', M.sep) | ||
| return result | ||
| end | ||
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| return M |
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,109 @@ | ||
| local api = vim.api | ||
| local lsp = vim.lsp | ||
| local uv = vim.loop | ||
| local path = require('jdtls.path') | ||
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| local lsps = {} | ||
| local status_callback = vim.schedule_wrap(function(_, _, result) | ||
| api.nvim_command(string.format(':echohl Function | echo "%s" | echohl None', result.message)) | ||
| end) | ||
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| local function attach_to_active_buf(bufnr, client_name) | ||
| for _, buf in pairs(vim.fn.getbufinfo({bufloaded=true})) do | ||
| if api.nvim_buf_get_option(buf.bufnr, 'filetype') == 'java' then | ||
| local clients = lsp.buf_get_clients(buf.bufnr) | ||
| for _, client in ipairs(clients) do | ||
| if client.config.name == client_name then | ||
| lsp.buf_attach_client(bufnr, client.id) | ||
| return true | ||
| end | ||
| end | ||
| end | ||
| end | ||
| print('No active LSP client found to use for jdt:// document') | ||
| return false | ||
| end | ||
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| local function find_root(bufname, markers) | ||
| local dirname = vim.fn.fnamemodify(bufname, ':p:h') | ||
| while not path.is_fs_root(dirname) do | ||
| for _, marker in ipairs(markers) do | ||
| if uv.fs_stat(path.join(dirname, marker)) then | ||
| return dirname | ||
| end | ||
| end | ||
| dirname = vim.fn.fnamemodify(dirname, ':h') | ||
| end | ||
| end | ||
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| local function start_or_attach(config) | ||
| assert(config, 'config is required') | ||
| assert( | ||
| config.cmd and type(config.cmd) == 'table', | ||
| 'Config must have a `cmd` property and that must be a table. Got: ' | ||
| .. table.concat(config.cmd, ' ') or 'nil' | ||
| ) | ||
| assert( | ||
| tonumber(vim.fn.executable(config.cmd[1])) == 1, | ||
| 'LSP cmd must be an executable: ' .. config.cmd[1] | ||
| ) | ||
| config.name = config.name or 'jdt.ls' | ||
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| local bufnr = api.nvim_get_current_buf() | ||
| local bufname = api.nvim_buf_get_name(bufnr) | ||
| -- Won't be able to get the correct root path for jdt:// URIs | ||
| -- So need to connect to an existing client | ||
| if vim.startswith(bufname, 'jdt://') then | ||
| if attach_to_active_buf(bufnr, config.name) then | ||
| return | ||
| end | ||
| end | ||
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| config.root_dir = config.root_dir or find_root(bufname, {'.git', 'gradlew', 'mvnw'}) | ||
| config.callbacks = config.callbacks or {} | ||
| config.callbacks['language/status'] = config.callbacks['language/status'] or status_callback | ||
| config.capabilities = config.capabilities or lsp.protocol.make_client_capabilities() | ||
| config.capabilities.textDocument.codeAction = { | ||
| dynamicRegistration = false; | ||
| codeActionLiteralSupport = { | ||
| codeActionKind = { | ||
| valueSet = { | ||
| "source.generate.toString", | ||
| "source.generate.hashCodeEquals", | ||
| "source.organizeImports", | ||
| }; | ||
| }; | ||
| }; | ||
| } | ||
| local client_id = lsps[config.root_dir] | ||
| if not client_id then | ||
| client_id = lsp.start_client(config) | ||
| lsps[config.root_dir] = client_id | ||
| end | ||
| lsp.buf_attach_client(bufnr, client_id) | ||
| end | ||
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| local extendedClientCapabilities = { | ||
| classFileContentsSupport = true; | ||
| generateToStringPromptSupport = true; | ||
| hashCodeEqualsPromptSupport = true; | ||
| advancedExtractRefactoringSupport = true; | ||
| advancedOrganizeImportsSupport = true; | ||
| generateConstructorsPromptSupport = true; | ||
| generateDelegateMethodsPromptSupport = true; | ||
| }; | ||
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| local function add_commands() | ||
| api.nvim_command [[command! -buffer -nargs=? JdtCompile lua require('jdtls').compile(<f-args>)]] | ||
| api.nvim_command [[command! -buffer JdtUpdateConfig lua require('jdtls').update_project_config()]] | ||
| api.nvim_command [[command! -buffer -nargs=* JdtJol lua require('jdtls').jol(<f-args>)]] | ||
| api.nvim_command [[command! -buffer JdtBytecode lua require('jdtls').javap()]] | ||
| api.nvim_command [[command! -buffer JdtJshell lua require('jdtls').jshell()]] | ||
| end | ||
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| return { | ||
| start_or_attach = start_or_attach; | ||
| extendedClientCapabilities = extendedClientCapabilities; | ||
| add_commands = add_commands; | ||
| } |