diff options
Diffstat (limited to 'runtime/lua/vim/lsp.lua')
| -rw-r--r-- | runtime/lua/vim/lsp.lua | 21 |
1 files changed, 20 insertions, 1 deletions
diff --git a/runtime/lua/vim/lsp.lua b/runtime/lua/vim/lsp.lua index f082fe29f2..ed31572abb 100644 --- a/runtime/lua/vim/lsp.lua +++ b/runtime/lua/vim/lsp.lua @@ -1,3 +1,5 @@ +local if_nil = vim.F.if_nil + local default_handlers = require 'vim.lsp.handlers' local log = require 'vim.lsp.log' local lsp_rpc = require 'vim.lsp.rpc' @@ -226,6 +228,7 @@ local function validate_client_config(config) on_init = { config.on_init, "f", true }; before_init = { config.before_init, "f", true }; offset_encoding = { config.offset_encoding, "s", true }; + flags = { config.flags, "t", true }; } -- TODO(remove-callbacks) @@ -434,6 +437,17 @@ end --- --@param trace: "off" | "messages" | "verbose" | nil passed directly to the language --- server in the initialize request. Invalid/empty values will default to "off" +--@param flags: A table with flags for the client. The current (experimental) flags are: +--- - allow_incremental_sync (bool, default false): Allow using on_line callbacks for lsp +--- +--- <pre> +--- -- In attach function for the client, you can do: +--- local custom_attach = function(client) +--- if client.config.flags then +--- client.config.flags.allow_incremental_sync = true +--- end +--- end +--- </pre> --- --@returns Client id. |vim.lsp.get_client_by_id()| Note: client may not be --- fully initialized. Use `on_init` to do any actions once @@ -442,6 +456,8 @@ function lsp.start_client(config) local cleaned_config = validate_client_config(config) local cmd, cmd_args, offset_encoding = cleaned_config.cmd, cleaned_config.cmd_args, cleaned_config.offset_encoding + config.flags = config.flags or {} + local client_id = next_client_id() -- TODO(remove-callbacks) @@ -799,6 +815,7 @@ do local size_index = encoding_index[client.offset_encoding] local length = select(size_index, old_byte_size, old_utf16_size, old_utf32_size) local lines = nvim_buf_get_lines(bufnr, firstline, new_lastline, true) + -- This is necessary because we are specifying the full line including the -- newline in range. Therefore, we must replace the newline as well. if #lines > 0 then @@ -820,6 +837,8 @@ do end) local uri = vim.uri_from_bufnr(bufnr) for_each_buffer_client(bufnr, function(client, _client_id) + local allow_incremental_sync = if_nil(client.config.flags.allow_incremental_sync, false) + local text_document_did_change = client.resolved_capabilities.text_document_did_change local changes if text_document_did_change == protocol.TextDocumentSyncKind.None then @@ -830,7 +849,7 @@ do -- is no way to specify the sync capability by the client. -- See https://github.com/palantir/python-language-server/commit/cfd6675bc10d5e8dbc50fc50f90e4a37b7178821#diff-f68667852a14e9f761f6ebf07ba02fc8 for an example of pyls handling both. --]=] - elseif true or text_document_did_change == protocol.TextDocumentSyncKind.Full then + elseif not allow_incremental_sync or text_document_did_change == protocol.TextDocumentSyncKind.Full then changes = full_changes(client) elseif text_document_did_change == protocol.TextDocumentSyncKind.Incremental then changes = incremental_changes(client) |