Add do file example for Lua

.github/workflows/check.yml

@@ -64,6 +64,7 @@ jobs:
 
           odin check lua/global_variables $FLAGS
           odin check lua/hellope_lua $FLAGS
+          odin check lua/do_file $FLAGS
 
           odin check math/noise/draw_texture $FLAGS
           odin check math/rand/markov $FLAGS

lua/do_file/do_file.odin

@@ -0,0 +1,27 @@
+package hellope_lua
+
+import lua "vendor:lua/5.4"
+import "core:fmt"
+
+// The file of code the Lua VM will run
+FILE :: "main.lua"
+
+main :: proc() {
+	// Create new Lua state
+	state := lua.L_newstate()
+
+	// Open the base libraries (print, etc...)
+	lua.open_base(state)
+
+	// Run code and check if it succeeded
+	if lua.L_dofile(state, FILE) != 0 {
+		// Get the error string from the top of the stack and print it
+		error := lua.tostring(state, -1)
+		fmt.println(error)
+		// Pop the error off of the stack
+		lua.pop(state, 1)
+	}
+
+	// Closes the Lua VM, deallocating all memory
+	lua.close(state)
+}

lua/do_file/main.lua

@@ -0,0 +1,5 @@
+print(2+2)
+
+print(16*2)
+
+print("Here's some " .. "string concatenation!")