feat(configs): show warning messages when file is too large to preview

Bekaboo · Apr 20, 2024 · e3c7de9 · e3c7de9
1 parent 26173fd
commit e3c7de9
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Showing 3 changed files with 57 additions and 6 deletions.
diff --git a/README.md b/README.md
@@ -792,7 +792,20 @@ vim.ui.select = require('dropbar.utils.menu').select
         ---@type boolean|fun(path: string): boolean?|nil
         preview = function(path)
           local stat = vim.uv.fs_stat(path)
-          return stat and stat.type == 'file' and stat.size <= 524288
+          if not stat or stat.type ~= 'file' then
+            return false
+          end
+          if stat.size > 524288 then
+            vim.notify(
+              string.format(
+                '[dropbar.nvim] file "%s" too large to preview',
+                path
+              ),
+              vim.log.levels.WARN
+            )
+            return false
+          end
+          return true
         end,
       },
       treesitter = {
@@ -1608,8 +1621,21 @@ each sources.
     ```lua
     function(path)
       local stat = vim.uv.fs_stat(path)
-      return stat and stat.type == 'file' and stat.size <= 524288
-    end
+      if not stat or stat.type ~= 'file' then
+        return false
+      end
+      if stat.size > 524288 then
+        vim.notify(
+          string.format(
+            '[dropbar.nvim] file "%s" too large to preview',
+            path
+          ),
+          vim.log.levels.WARN
+        )
+        return false
+      end
+      return true
+    end,
     ```
 
 ##### Treesitter

diff --git a/doc/dropbar.txt b/doc/dropbar.txt
@@ -899,8 +899,20 @@ PATH                              *dropbar-configuration-options-sources-path*
 
 	    function(path)
 	      local stat = vim.uv.fs_stat(path)
-	      return stat and stat.type == 'file'
-		and stat.size <= 524288
+	      if not stat or stat.type ~= 'file' then
+		return false
+	      end
+	      if stat.size > 524288 then
+		vim.notify(
+		  string.format(
+		    '[dropbar.nvim] file "%s" too large to preview',
+		    path
+		  ),
+		  vim.log.levels.WARN
+		)
+		return false
+	      end
+	      return true
 	    end
 <
 

diff --git a/lua/dropbar/configs.lua b/lua/dropbar/configs.lua
@@ -539,7 +539,20 @@ M.opts = {
       ---@type boolean|fun(path: string): boolean?|nil
       preview = function(path)
         local stat = vim.uv.fs_stat(path)
-        return stat and stat.type == 'file' and stat.size <= 524288
+        if not stat or stat.type ~= 'file' then
+          return false
+        end
+        if stat.size > 524288 then
+          vim.notify(
+            string.format(
+              '[dropbar.nvim] file "%s" too large to preview',
+              path
+            ),
+            vim.log.levels.WARN
+          )
+          return false
+        end
+        return true
       end,
     },
     treesitter = {