Merge pull request #85 from oskarrrrrrr/lspkind-error-msg

Show lspkind error message just once

lua/outline/init.lua

@@ -3,6 +3,7 @@ local cfg = require('outline.config')
 local highlight = require('outline.highlight')
 local providers = require('outline.providers.init')
 local utils = require('outline.utils.init')
+local symbols = require('outline.symbols')
 
 local M = {
   ---@type outline.Sidebar[]
@@ -354,6 +355,7 @@ function M.setup(opts)
 
   cfg.setup(opts)
   highlight.setup()
+  symbols.setup()
 
   setup_global_autocmd()
   setup_commands()

lua/outline/symbols.lua

@@ -45,6 +45,11 @@ for k, v in pairs(M.kinds) do
   M.str_to_kind[v] = k
 end
 
+-- use a stub if lspkind is missing or not configured
+local lspkind = {
+  symbolic = function(kind, opts) return '' end
+}
+
 ---@param kind string|integer
 ---@param bufnr integer
 ---@return string icon
@@ -65,22 +70,26 @@ function M.icon_from_kind(kind, bufnr)
     end
   end
 
+  local icon = lspkind.symbolic(kindstr, { with_text = false })
+  if icon and icon ~= '' then
+    return icon
+  end
+
+  return cfg.o.symbols.icons[kindstr].icon
+end
+
+function M.setup()
   if cfg.o.symbols.icon_source == 'lspkind' then
-    local has_lspkind, lspkind = pcall(require, 'lspkind')
-    if not has_lspkind then
+    local has_lspkind, _lspkind = pcall(require, 'lspkind')
+    if has_lspkind then
+      lspkind = _lspkind
+    else
       vim.notify(
         '[outline]: icon_source set to lspkind but failed to require lspkind!',
         vim.log.levels.ERROR
       )
-    else
-      local icon = lspkind.symbolic(kindstr, { with_text = false })
-      if icon and icon ~= '' then
-        return icon
-      end
     end
   end
-
-  return cfg.o.symbols.icons[kindstr].icon
 end
 
 return M