Add rls support (#24)

2 files changed, 37 insertions, 0 deletions

diff --git a/lua/nvim_lsp.lua b/lua/nvim_lsp.lua
index 629b6b0a..d892f696 100644
--- a/lua/nvim_lsp.lua
+++ b/lua/nvim_lsp.lua
@@ -6,6 +6,7 @@ require 'nvim_lsp/gopls'
 require 'nvim_lsp/pyls'
 require 'nvim_lsp/texlab'
 require 'nvim_lsp/tsserver'
+require 'nvim_lsp/rls'
 
 local M = {
   util = require 'nvim_lsp/util';
diff --git a/lua/nvim_lsp/rls.lua b/lua/nvim_lsp/rls.lua
new file mode 100644
index 00000000..b4e2d475
--- /dev/null
+++ b/lua/nvim_lsp/rls.lua
@@ -0,0 +1,36 @@
+local skeleton = require 'nvim_lsp/skeleton'
+local util = require 'nvim_lsp/util'
+local lsp = vim.lsp
+
+skeleton.rls = {
+  default_config = {
+    cmd = {"rls"};
+    filetypes = {"rust"};
+    root_dir = util.root_pattern("Cargo.toml");
+    log_level = lsp.protocol.MessageType.Warning;
+    settings = {};
+  };
+  docs = {
+    description = [[
+https://github.com/rust-lang/rls
+
+rls, a language server for Rust
+
+Refer to the following for how to setup rls itself.
+https://github.com/rust-lang/rls#setup
+
+See below for rls specific settings.
+https://github.com/rust-lang/rls#configuration
+
+If you want to use rls for a particular build, eg nightly, set cmd as follows:
+
+```lua
+cmd = {"rustup", "run", "nightly", "rls"}
+```
+    ]];
+    default_config = {
+      root_dir = [[root_pattern("Cargo.toml")]];
+    };
+  };
+};
+-- vim:et ts=2 sw=2