nvim: add LSP status and mushroom to statusline

.config/nvim/lua/my/functions.lua

@@ -116,4 +116,25 @@ function M.nerdfont_installed()
     return false
 end
 
+-- return LSP status
+function M.lsp_status()
+    local status = ''
+    for _, msg in ipairs(require('lsp-status/messaging').messages()) do
+        if msg.progress then
+            status = '⏳'
+        elseif msg.status then
+            -- clangd parsing includes and whatnot
+            if msg.content ~= 'idle' then
+                status = '⌛'
+            end
+        end
+    end
+
+    local current_function = vim.b.lsp_current_function
+    if current_function and current_function ~= '' then
+        status = status .. '(' .. current_function .. ')'
+    end
+    return status
+end
+
 return M

.config/nvim/lua/my/lsp.lua

@@ -68,12 +68,19 @@ local on_attach = function(client, bufnr)
     --         callback = vim.lsp.buf.hover
     --     })
     -- end
+
+    require('lsp-status').on_attach(client)
 end
 
 -- update client capabilities with completion plugin stuff
 local capabilities = require('cmp_nvim_lsp').update_capabilities(
     vim.lsp.protocol.make_client_capabilities())
 
+-- progress capabilities
+local lsp_status = require('lsp-status')
+lsp_status.register_progress()
+capabilities = vim.tbl_extend('keep', capabilities, lsp_status.capabilities)
+
 vim.lsp.handlers['textDocument/hover'] = vim.lsp.with(
     vim.lsp.handlers.hover, {
     border = 'rounded',
@@ -84,7 +91,6 @@ vim.lsp.handlers['textDocument/hover'] = vim.lsp.with(
 -- setup servers
 local lspconfig = require('lspconfig')
 
-
 if vim.fn.executable('clangd') > 0 then
     require("clangd_extensions").setup({
         server = {
@@ -94,8 +100,10 @@ if vim.fn.executable('clangd') > 0 then
                 '--clang-tidy', -- needs >=clangd-9
                 '--ranking-model=decision_forest' -- needs >=clangd-12
             },
+            init_options = { clangdFileStatus = true },
             on_attach = on_attach,
-            capabilities = capabilities
+            capabilities = capabilities,
+            handlers = lsp_status.extensions.clangd.setup(),
         },
         extensions = {
             inlay_hints = {

.config/nvim/lua/my/plugins.lua

@@ -80,25 +80,24 @@ require('packer').startup(function(use)
         requires = {
             'https://github.com/nvim-lua/plenary.nvim',
             'https://github.com/nvim-treesitter/nvim-treesitter',
-            {
-                'https://github.com/kyazdani42/nvim-web-devicons',
-                cond = nerdfont_installed
-            }
+            { 'https://github.com/kyazdani42/nvim-web-devicons',
+                cond = nerdfont_installed }
         },
     }
     use {
         'https://github.com/kyazdani42/nvim-tree.lua',
         tag = '*',
         requires = {
-            'https://github.com/kyazdani42/nvim-web-devicons',
-            cond = nerdfont_installed
+            { 'https://github.com/kyazdani42/nvim-web-devicons',
+                cond = nerdfont_installed }
         }
     }
     use {
         'https://github.com/nvim-lualine/lualine.nvim',
         requires = {
-            'https://github.com/kyazdani42/nvim-web-devicons',
-            cond = nerdfont_installed
+            { 'https://github.com/kyazdani42/nvim-web-devicons',
+                cond = nerdfont_installed },
+            'https://github.com/nvim-lua/lsp-status.nvim'
         }
     }
     use { 'https://codeberg.org/tastytea/bug-reference.nvim' }

.config/nvim/lua/my/tools.lua

@@ -73,10 +73,12 @@ require('lualine').setup({
     },
     sections = {
         lualine_a = { 'mode' },
-        lualine_b = { { 'branch', icons_enabled = true }, 'diagnostics' },
+        lualine_b = { { 'branch', icons_enabled = true },
+            { 'require("my.functions").lsp_status()', padding = 0 },
+            'diagnostics' },
         lualine_c = { { 'filename', path = 1 } },
         lualine_x = { 'filetype' },
         lualine_y = { 'progress' },
-        lualine_z = { 'location' }
+        lualine_z = { 'location', { '"🍄"', padding = 0 } }
     },
 })