feat: added routing of LSP window/showMessage

lua/noice/config/init.lua

@@ -112,6 +112,12 @@ function M.defaults()
         ---@type NoiceViewOptions
         opts = {}, -- merged with defaults from documentation
       },
+      message = {
+        -- Messages shown by lsp servers
+        enabled = false,
+        view = "notify",
+        opts = {},
+      },
       -- defaults for hover and signature help
       documentation = {
         view = "hover",

lua/noice/config/routes.lua

@@ -114,6 +114,11 @@ function M.defaults()
       view = Config.options.lsp.progress.view,
       filter = { event = "lsp", kind = "progress" },
     },
+    {
+      view = Config.options.lsp.message.view,
+      opts = Config.options.lsp.message.opts,
+      filter = { event = "lsp", kind = "message" },
+    },
   })
 end
 

lua/noice/health.lua

@@ -153,6 +153,18 @@ function M.check(opts)
         log.warn([[`vim.lsp.handlers["textDocument/signatureHelp"]` is not handled by **Noice**]])
       end
     end
+
+    if Config.options.lsp.message.enabled then
+      if vim.lsp.handlers["window/showMessage"] ~= Lsp.message then
+        log.error([[`vim.lsp.handlers["window/showMessage"]` has been overwritten by another plugin?]])
+      else
+        log.ok([[`vim.lsp.handlers["window/showMessage"]` is handled by **Noice**]])
+      end
+    else
+      if opts.checkhealth then
+        log.warn([[`vim.lsp.handlers["window/showMessage"]` is not handled by **Noice**]])
+      end
+    end
   end
 
   return true

lua/noice/lsp/init.lua

@@ -16,6 +16,7 @@ M.event = "lsp"
 M.kinds = {
   progress = "progress",
   hover = "hover",
+  message = "message",
   signature = "signature",
 }
 
@@ -32,12 +33,11 @@ function M.get(kind)
 end
 
 function M.setup()
-  M.hover = Util.protect(M.hover)
-
   local group = vim.api.nvim_create_augroup("noice_lsp", {
     clear = true,
   })
 
+  M.hover = Util.protect(M.hover)
   if Config.options.lsp.hover.enabled then
     vim.lsp.handlers["textDocument/hover"] = M.hover
   end
@@ -47,6 +47,11 @@ function M.setup()
     vim.lsp.handlers["textDocument/signatureHelp"] = M.signature
   end
 
+  M.message = Util.protect(M.message)
+  if Config.options.lsp.message.enabled then
+    vim.lsp.handlers["window/showMessage"] = M.message
+  end
+
   if Config.options.lsp.signature.auto_open.enabled then
     require("noice.lsp.signature").setup(group)
   end
@@ -63,6 +68,33 @@ function M.setup()
   })
 end
 
+---@enum MessageType
+M.message_type = {
+  error = 1,
+  warn = 2,
+  info = 3,
+  debug = 4,
+}
+
+---@alias ShowMessageParams {type:MessageType, message:string}
+
+---@param result ShowMessageParams
+function M.message(_, result, ctx)
+  local client_id = ctx.client_id
+  local client = vim.lsp.get_client_by_id(client_id)
+  local client_name = client and client.name or string.format("lsp id=%d", client_id)
+
+  local message = Message(M.event, M.kinds.message, result.message)
+  message.opts.title = "LSP Message (" .. client_name .. ")"
+  for level, type in pairs(M.message_type) do
+    if type == result.type then
+      message.level = level
+    end
+  end
+  message.once = true
+  Manager.add(message)
+end
+
 function M.on_close()
   for _, message in pairs(M._messages) do
     -- close the message if we're not in it's buffer (focus)