refactoring: use whoami in bash like prompt

Cargo.lock

@@ -186,16 +186,6 @@ dependencies = [
  "windows-sys",
 ]
 
-[[package]]
-name = "gethostname"
-version = "0.4.1"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "8a329e22866dd78b35d2c639a4a23d7b950aeae300dfd79f4fb19f74055c2404"
-dependencies = [
- "libc",
- "windows",
-]
-
 [[package]]
 name = "getrandom"
 version = "0.2.8"
@@ -303,7 +293,6 @@ dependencies = [
  "crossbeam-channel",
  "ctrlc",
  "dirs",
- "gethostname",
  "once_cell",
  "regex",
  "rustyline",
@@ -600,21 +589,6 @@ version = "0.4.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "712e227841d057c1ee1cd2fb22fa7e5a5461ae8e48fa2ca79ec42cfc1931183f"
 
-[[package]]
-name = "windows"
-version = "0.43.0"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "04662ed0e3e5630dfa9b26e4cb823b817f1a9addda855d973a9458c236556244"
-dependencies = [
- "windows_aarch64_gnullvm",
- "windows_aarch64_msvc",
- "windows_i686_gnu",
- "windows_i686_msvc",
- "windows_x86_64_gnu",
- "windows_x86_64_gnullvm",
- "windows_x86_64_msvc",
-]
-
 [[package]]
 name = "windows-sys"
 version = "0.42.0"

Cargo.toml

@@ -8,7 +8,6 @@ colored = "2.0"
 crossbeam-channel = "0.5"
 ctrlc = "3.2"
 dirs = "4.0"
-gethostname = "0.4"
 once_cell = "1.17"
 regex = "1.7"
 rustyline = "10.1"

src/prompt.rs

@@ -1,5 +1,6 @@
 use colored::Colorize;
 use std::env;
+use whoami::{hostname, username};
 
 #[derive(Clone)]
 pub enum PromptStyle {
@@ -64,11 +65,7 @@ impl PromptStyle {
                 .unwrap_or_default()
         };
 
-        let username = home.file_name().unwrap_or_default().to_string_lossy();
-        let _hostname = gethostname::gethostname();
-        let hostname = _hostname.to_string_lossy();
-
-        format!("[{}@{} {}]$ ", username, hostname, dir_as_string)
+        format!("[{}@{} {}]$ ", username(), hostname(), dir_as_string)
     }
 }