moved cachedir removing code to init()

src/internal/initialise.rs

@@ -44,5 +44,34 @@ pub fn init(options: Options) {
                 );
             }
         }
+    } else {
+        let r = std::fs::remove_dir_all(format!("{}/.cache/ame", homedir));
+        match r {
+            Ok(_) => {
+                if verbosity >= 1 {
+                    log(format!("Removing cache: {}/.cache/ame", homedir));
+                }
+            }
+            Err(e) => {
+                crash(
+                    format!("Couldn't remove path: {}/.cache/ame: {}", homedir, e),
+                    4,
+                );
+            }
+        }
+        let r2 = std::fs::create_dir_all(format!("{}/.cache/ame", homedir));
+        match r2 {
+            Ok(_) => {
+                if verbosity >= 1 {
+                    log(format!("Created path: {}/.cache/ame", homedir));
+                }
+            }
+            Err(e2) => {
+                crash(
+                    format!("Couldn't create path: {}/.cache/ame: {}", homedir, e2),
+                    4,
+                );
+            }
+        }
     }
 }

src/main.rs

@@ -1,6 +1,5 @@
-use std::path::Path;
 use std::process::{exit, Command};
-use std::{env, fs, io};
+use std::{env, io};
 
 use clap::{App, AppSettings, Arg, ArgMatches, ArgSettings, Shell, SubCommand};
 
@@ -22,14 +21,6 @@ fn main() {
         crash("Running amethyst as root is disallowed as it can lead to system breakage. Instead, amethyst will prompt you when it needs superuser permissions".to_string(), 1);
     }
 
-    let home = env::var("HOME").unwrap();
-    if !Path::exists(format!("{}/.cache/ame/", home).as_ref()) {
-        fs::create_dir_all(format!("{}/.cache/ame/", home)).unwrap();
-    } else {
-        fs::remove_dir_all(format!("{}/.cache/ame", home)).unwrap();
-        fs::create_dir_all(format!("{}/.cache/ame/", home)).unwrap();
-    }
-
     fn build_app() -> App<'static, 'static> {
         let app = App::new("Amethyst")
             .version(env!("CARGO_PKG_VERSION"))