add new instructions to config, start increasing debugability

README.md

@@ -72,6 +72,7 @@ Install the `zls-vscode` extension from [here](https://github.com/zigtools/zls-v
 
 - Install the `LSP` package from [here](https://github.com/sublimelsp/LSP/releases) or via Package Control.
 - Add this snippet to `LSP's` user settings:
+
 ```json
 {
     "clients": {
@@ -91,6 +92,7 @@ Install the `zls-vscode` extension from [here](https://github.com/zigtools/zls-v
 - Enable `LSP client` plugin in Kate settings.
 - Add this snippet to `LSP client's` user settings (e.g. /$HOME/.config/kate/lspclient)
   (or paste it in `LSP client's` GUI settings)
+
 ```json
 {
     "servers": {
@@ -107,6 +109,7 @@ Install the `zls-vscode` extension from [here](https://github.com/zigtools/zls-v
 
 - Install the CoC engine from [here](https://github.com/neoclide/coc.nvim).
 - Issue `:CocConfig` from within your Vim editor, and the following snippet:
+
 ```json
 {
    "languageserver": {

build.zig

@@ -34,7 +34,7 @@ pub fn config(step: *std.build.Step) anyerror!void {
 
     std.debug.warn("Successfully saved configuration options!\n", .{});
 
-    const editor = try zinput.askSelectOne("Which code editor do you use?", enum { VSCode, Sublime, Kate, Neovim, Vim8, Other });
+    const editor = try zinput.askSelectOne("Which code editor do you use?", enum { VSCode, Sublime, Kate, Neovim, Vim8, Emacs, Other });
     std.debug.warn("\n", .{});
 
     switch (editor) {
@@ -67,6 +67,7 @@ pub fn config(step: *std.build.Step) anyerror!void {
                 \\To use ZLS in Kate, enable `LSP client` plugin in Kate settings.
                 \\Then, add the following snippet to `LSP client's` user settings:
                 \\(or paste it in `LSP client's` GUI settings)
+                \\
                 \\{{
                 \\    "servers": {{
                 \\        "zig": {{
@@ -82,8 +83,9 @@ pub fn config(step: *std.build.Step) anyerror!void {
             std.debug.warn(
                 \\To use ZLS in Neovim/Vim8, we recommend using CoC engine. You can get it from 'https://github.com/neoclide/coc.nvim'.
                 \\Then, simply issue cmd from Neovim/Vim8 `:CocConfig`, and add this to your CoC config:
+                \\
                 \\{{
-                \\  "lanuageserver": {{
+                \\  "languageserver": {{
                 \\    "zls" : {{
                 \\      "command": "command_or_path_to_zls",
                 \\      "filetypes": ["zig"]
@@ -92,6 +94,21 @@ pub fn config(step: *std.build.Step) anyerror!void {
                 \\}}
             , .{});
         },
+        .Emacs => {
+            std.debug.warn(
+                \\To use ZLS in Emacs, install lsp-mode (https://github.com/emacs-lsp/lsp-mode) from melpa.
+                \\Zig mode (https://github.com/ziglang/zig-mode) is also useful!
+                \\Then, add the following to your emacs config:
+                \\
+                \\(require 'lsp)
+                \\(add-to-list 'lsp-language-id-configuration '(zig-mode . "zig"))
+                \\(lsp-register-client
+                \\  (make-lsp-client
+                \\    :new-connection (lsp-stdio-connection "<path to zls>")
+                \\    :major-modes '(zig-mode)
+                \\    :server-id 'zls))
+            , .{});
+        },
         .Other => {
             std.debug.warn(
                 \\We might not *officially* support your editor, but you can definitely still use ZLS!

src/types.zig

@@ -44,7 +44,8 @@ pub const RequestParams = void;
 
 pub const NotificationParams = union(enum) {
     LogMessageParams: LogMessageParams,
-    PublishDiagnosticsParams: PublishDiagnosticsParams
+    PublishDiagnosticsParams: PublishDiagnosticsParams,
+    ShowMessageParams: ShowMessageParams
 };
 
 /// Hover response
@@ -327,11 +328,16 @@ const SymbolKind = enum {
 };
 
 pub const DocumentSymbol = struct {
-    name: []const u8,
-    detail: ?[]const u8 = null,
+    name: String,
+    detail: ?String = null,
     kind: SymbolKind,
     deprecated: bool = false,
     range: Range,
     selectionRange: Range,
     children: []DocumentSymbol = &[_]DocumentSymbol{}
 };
+
+pub const ShowMessageParams = struct {
+    @"type": MessageType,
+    message: String
+};