clean up

Cargo.toml

@@ -1,5 +1,5 @@
 [package]
-name = "dus"
+name = "dust"
 version = "0.1.0"
 authors = ["bootandy <bootandy@gmail.com>"]
 

README.md

@@ -1,5 +1,9 @@
-# dus
-a rust alternative to du
+# Dust
+du + rust = dust. A rust alternative to du
+
+unlike du, dust is meant to give you an instant overview of which directories are using disk space.
+
+du is good when combined with sort and head. Dust is an all in one command.
 
 do not use. strickly experimental for me messing around with rust.
 

src/main.rs

@@ -8,8 +8,6 @@ extern crate ansi_term;
 #[macro_use]
 extern crate clap;
 
-use std::str::Split;
-use std::collections::HashMap;
 use std::collections::HashSet;
 
 use ansi_term::Colour::Fixed;
@@ -85,7 +83,12 @@ fn main() {
         .arg(Arg::with_name("inputs").multiple(true))
         .get_matches();
 
-    let filenames: Vec<&str> = options.values_of("inputs").unwrap().collect();
+    let filenames = {
+        match options.values_of("inputs") {
+            None => vec!["."],
+            Some(r) => r.collect(),
+        }
+    };
     let number_of_lines = value_t!(options.value_of("number_of_lines"), usize).unwrap();
 
     let mut permissions = true;
@@ -285,9 +288,6 @@ fn display_node<S: Into<String>>(
             if node.dir.name.matches("/").count() == printable_node_slashes + 1 {
                 num_sibblings -= 1;
                 let tree_chars = {
-                    /*if num_sibblings == 0 {
-                        "   "
-                    } else*/
                     if num_sibblings == 0 {
                         "└──"
                     } else {