Make this even slicker

lua/neotest-pest/config.lua

@@ -1,10 +1,41 @@
+local is_callable = function(obj)
+    return type(obj) == "function" or (type(obj) == "table" and obj.__call)
+end
+
 local M = {}
 
+M.opts = {}
+
+M.available_opts = {
+    "enable_sail",
+    "pest_cmd",
+    "root_ignore_files",
+    "root_files",
+    "filter_dirs",
+    "env",
+}
+
+M.get = function(key)
+    if M.opts[key] then
+        if is_callable(M.opts[key]) then
+            return M.opts[key]()
+        end
+
+        return M.opts[key]
+    end
+
+    if M[key] then
+        return M[key]()
+    end
+
+    return {}
+end
+
 M.enable_sail = function()
     return vim.fn.filereadable("vendor/bin/sail") == 1
 end
 
-M.get_pest_cmd = function()
+M.pest_cmd = function()
     local binary = "pest"
 
     if vim.fn.filereadable("vendor/bin/pest") == 1 then
@@ -14,20 +45,20 @@ M.get_pest_cmd = function()
     return binary
 end
 
-M.get_env = function()
-  return {}
+M.env = function()
+    return {}
 end
 
-M.get_root_ignore_files = function()
-  return {}
+M.root_ignore_files = function()
+    return {}
 end
 
-M.get_root_files = function()
-  return { "tests/Pest.php" }
+M.root_files = function()
+    return { "tests/Pest.php" }
 end
 
-M.get_filter_dirs = function()
-  return { ".git", "node_modules", "vendor" }
+M.filter_dirs = function()
+    return { ".git", "node_modules", "vendor" }
 end
 
 return M