diff --git a/luago.lua b/luago.lua
index 314c1d5..6a0d3a7 100644
--- a/luago.lua
+++ b/luago.lua
@@ -3,32 +3,56 @@ local lfs = require("lfs")
 -- list of markdown files in working directory
 local markdownFiles = {}
 
+local haveIndexmd = false
+local haveIndexhtml = false
 -- amount of markdown files in working directory
 local markdownFileCount = 0
 local currentDir = lfs.currentdir()
 for file in lfs.dir(currentDir) do
     -- ignore "." and ".." files
-    if not(file:sub(1,3) == ".." or file:sub(1,2) == '.') then
+    if not(file:sub(1,2) == ".." or file:sub(1,1) == '.') then
         local filePath = currentDir .. '/' .. file
         -- match file names ending with ".md"
+        if file:match("index.md") then haveIndexmd = true end
+        if file:match("index.html") then haveIndexhtml = true end
         if file:match("%.md$") then
             markdownFileCount = markdownFileCount + 1
-            markdownFiles[markdownFileCount] = filePath
+            markdownFiles[markdownFileCount] = {
+                options = {},
+                filePath = filePath
+            }
         end
     end
 end
 
+-- stop the program if "index.html" or "index.md" doesn't exist
+if (not(haveIndexhtml) and not(haveIndexmd)) then return print("Can't find index.html or index.md!") end
+
+-- check for options section on every markdown file
+for index, file in ipairs(markdownFiles) do
+    local f = io.open(file.filePath, 'r')
+    if f then
+        local content = f:read("*all")
+        f:close()
+        if content:sub(1,3) ~= "---" then
+            return print(file.filePath .. " file doesn't have a options section!")
+        end
+    else
+        print("can't read the file " .. file.filePath)
+    end
+end
 
 for index, value in ipairs(markdownFiles) do
     -- print file path with index
-    print(index .. ': ' .. markdownFiles[index])
-    local f = io.open(markdownFiles[index], 'r')
+    print(index .. ': ' .. markdownFiles[index].filePath)
+    local f = io.open(markdownFiles[index].filePath, 'r')
     if f then
         local content = f:read("*all")
         f:close()
         -- print file content
         print(content)
     else
-        print("can't read the file ".. markdownFiles[index])
+        print("can't read the file " .. markdownFiles[index].filePath)
     end
 end
+