Move 'traverse' module out of 'interactive' - it's unrelated

src/common.rs

@@ -1,4 +1,7 @@
-use crate::interactive::{widgets::SortMode, EntryData, Tree, TreeIndex};
+use crate::{
+    interactive::widgets::SortMode,
+    traverse::{EntryData, Tree, TreeIndex},
+};
 use itertools::Itertools;
 use jwalk::WalkDir;
 use petgraph::Direction;

src/interactive/app.rs

@@ -1,5 +1,5 @@
 use super::widgets::{DisplayState, MainWindow};
-use crate::{interactive::Traversal, sorted_entries, ByteFormat, WalkOptions, WalkResult};
+use crate::{sorted_entries, traverse::Traversal, ByteFormat, WalkOptions, WalkResult};
 use failure::Error;
 use itertools::Itertools;
 use petgraph::Direction;

src/interactive/mod.rs

@@ -1,6 +1,4 @@
 mod app;
-mod traverse;
 pub mod widgets;
 
 pub use self::app::*;
-pub use self::traverse::*;

src/interactive/widgets.rs

@@ -1,5 +1,9 @@
-use super::{DisplayOptions, Traversal, Tree, TreeIndex};
-use crate::{get_entry_or_panic, sorted_entries, ByteFormat};
+use super::DisplayOptions;
+use crate::{
+    get_entry_or_panic, sorted_entries,
+    traverse::{Traversal, Tree, TreeIndex},
+    ByteFormat,
+};
 use std::path::PathBuf;
 use tui::layout::{Constraint, Direction, Layout};
 use tui::style::{Color, Style};

src/lib.rs

@@ -3,7 +3,9 @@ extern crate jwalk;
 
 mod aggregate;
 mod common;
+
 pub mod interactive;
+pub mod traverse;
 
 pub use aggregate::aggregate;
 pub use common::*;

tests/interactive.rs

@@ -204,8 +204,7 @@ mod app {
             app.process_events(&mut terminal, b"ju".keys())?;
             {
                 assert_eq!(
-                    app.traversal.root_index,
-                    app.state.root,
+                    app.traversal.root_index, app.state.root,
                     "it keeps the root - it can't go further up"
                 );
                 assert_eq!(