reworked code and added ability to build slides

src/test/fs_util.rs

@@ -0,0 +1,9 @@
+use crate::app::fs_util;
+
+#[test]
+fn test_fetch_asciidoctor_paths_recursive() {
+    let paths = fs_util::fetch_paths_recursive("docs", ".adoc").unwrap();
+    let len = paths.len();
+    dbg!(paths);
+    assert_eq!(len, 4);
+}

src/test/mod.rs

@@ -1,13 +1,2 @@
-use crate::app::rx::Observable;
-
-#[test]
-fn test_observable() {
-    let mut observable: Observable<u32> = Observable::new();
-
-    observable.subscribe(|value| {
-        assert_eq!(5, value);
-    });
-
-    observable.next(5);
-}
-
+mod rx;
+mod fs_util;

src/test/rx.rs

@@ -0,0 +1,13 @@
+use crate::app::rx::Observable;
+
+#[test]
+fn test_observable() {
+    let mut observable: Observable<u32> = Observable::new();
+
+    observable.subscribe(|value| {
+        assert_eq!(5, value);
+    });
+
+    observable.next(5);
+}
+