From ba831c90acd7240d6982802e37d61a8bd25d4112 Mon Sep 17 00:00:00 2001
From: Gustaf Rydholm <gustaf@nexure.io>
Date: Tue, 31 May 2022 23:23:19 +0200
Subject: Add default lang servers to install if not present

---
 fnl/config/lsp/lsp-installer.fnl | 63 +++++++++++++++++++++++++++-------------
 1 file changed, 43 insertions(+), 20 deletions(-)

(limited to 'fnl/config')

diff --git a/fnl/config/lsp/lsp-installer.fnl b/fnl/config/lsp/lsp-installer.fnl
index 0b9ebe4..d6d1497 100644
--- a/fnl/config/lsp/lsp-installer.fnl
+++ b/fnl/config/lsp/lsp-installer.fnl
@@ -1,32 +1,55 @@
 ;; Loads default handlers and specific language settings.
 (module config.lsp.lsp-installer {autoload {util util}})
 
-(def handler-opts (let [handlers (require :config.lsp.handlers)]
-                    {:on_attach handlers.on-attach
-                     :capabilities (handlers.capabilities)}))
+(def- default-servers [:bashls
+                       :clangd
+                       :cssls
+                       :dockerls
+                       :html
+                       :hls
+                       :jsonls
+                       :pyright
+                       :rust_analyzer
+                       :terraformls
+                       :texlab
+                       :tflint
+                       :yamlls
+                       :zk])
 
-(defn- jsonls-opts []
-       (let [jsonls-opts (require :config.lsp.settings.jsonls)]
-         (vim.tbl_deep_extend :force jsonls-opts handler-opts)))
+(defn- merge [default-servers installed-servers]
+       (let [servers default-servers]
+         (each [_ server (ipairs installed-servers)]
+           (if (. servers server.name)
+               (tset servers (+ (length servers) 1) server.name)))
+         servers))
 
-(defn- sumneko-lua-opts []
-       (let [sumneko-lua (require :config.lsp.settings.sumneko-lua)]
-         (vim.tbl_deep_extend :force sumneko-lua.opts handler-opts)))
+(def- handler-opts
+      (let [handlers (require :config.lsp.handlers)]
+        {:on_attach handlers.on-attach :capabilities (handlers.capabilities)}))
 
-(defn- pyright-opts []
-       (let [pyright (require :config.lsp.settings.pyright)]
-         (vim.tbl_deep_extend :force pyright.opts handler-opts)))
+(def- jsonls-opts []
+      (let [jsonls-opts (require :config.lsp.settings.jsonls)]
+        (vim.tbl_deep_extend :force jsonls-opts handler-opts)))
+
+(def- sumneko-lua-opts []
+      (let [sumneko-lua (require :config.lsp.settings.sumneko-lua)]
+        (vim.tbl_deep_extend :force sumneko-lua.opts handler-opts)))
+
+(def- pyright-opts []
+      (let [pyright (require :config.lsp.settings.pyright)]
+        (vim.tbl_deep_extend :force pyright.opts handler-opts)))
 
 (defn- get-server-opts [server]
-       (match server.name
-         :jsonls (jsonls-opts)
-         :pyright (pyright-opts)
-         :sumneko_lua (sumneko-lua-opts)
+       (match server
+         :jsonls jsonls-opts
+         :pyright pyright-opts
+         :sumneko_lua sumneko-lua-opts
          _ handler-opts))
 
 (let [lsp-installer (util.load-plugin :nvim-lsp-installer)
       lspconfig (util.load-plugin :lspconfig)]
-  (lsp-installer.setup)
-  (each [_ server (ipairs (lsp-installer.get_installed_servers))]
-    (let [server-config (. lspconfig server.name)]
-      (server-config.setup (get-server-opts server)))))
+  (let [servers (merge default-servers (lsp-installer.get_installed_servers))]
+    (lsp-installer.setup {:ensure_installed servers})
+    (each [_ server (pairs servers)]
+      (let [server-config (. lspconfig server)]
+        (server-config.setup (get-server-opts server))))))
-- 
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