feat: add list of LSPs to statusline (thanks u/Lamarcke)

1 files changed, 35 insertions, 1 deletions

diff --git a/lua/pml68/settings.lua b/lua/pml68/settings.lua
index 33e7fd5..f862d85 100644
--- a/lua/pml68/settings.lua
+++ b/lua/pml68/settings.lua
@@ -14,6 +14,39 @@ local function branch_name()
   end
 end
 
+
+local function get_attached_clients()
+	local buf_clients = vim.lsp.get_active_clients({ bufnr = 0 })
+	if #buf_clients == 0 then
+		return "LSP Inactive"
+	end
+
+	local buf_ft = vim.bo.filetype
+	local buf_client_names = {}
+
+	for _, client in pairs(buf_clients) do
+			table.insert(buf_client_names, client.name)
+	end
+
+	local unique_client_names = {}
+	for _, client_name_target in ipairs(buf_client_names) do
+		local is_duplicate = false
+		for _, client_name_compare in ipairs(unique_client_names) do
+			if client_name_target == client_name_compare then
+				is_duplicate = true
+			end
+		end
+		if not is_duplicate then
+			table.insert(unique_client_names, client_name_target)
+		end
+	end
+
+	local client_names_str = table.concat(unique_client_names, ", ")
+	local language_servers = string.format("[%s]", client_names_str)
+
+	return language_servers
+end
+
 vim.api.nvim_create_autocmd({ "FileType", "BufEnter", "FocusGained" }, {
   callback = function()
     vim.b.branch_name = branch_name()
@@ -26,7 +59,8 @@ function Status_Line()
       .. " %f "
       .. vim.b.branch_name
       .. " %m"
-      .. " %="
+      .. " %= "
+      .. get_attached_clients()
       .. " [%{&filetype}]"
       .. " %l:%c "
 end