common: Implement display_colors config

This works using the override_color() function within common.rs, which,
using colored's set_override function and if set to false in the config
file, will disable all coloring within the program, in case your
terminal isn't that fancy.

src/bin/drop.rs

@@ -23,11 +23,12 @@ use std::path::Path;
 use vento::{
     common::get_current_dir,
     message::{throw_error, ErrorType},
-    help, item,
+    help, item, common::override_color
 };
 
 fn main() -> Result<()> {
     // Handles args in Drop
+    override_color()?;
     let args: Vec<String> = env::args().collect();
     if args.len() >= 2 {
         if args[1].contains("--slot=") {

src/bin/take.rs

@@ -21,11 +21,12 @@ use anyhow::Result;
 use std::env;
 use vento::{
     message::{throw_error, ErrorType},
-    help, item,
+    help, item, common::override_color
 };
 
 fn main() -> Result<()> {
     // Handles args in Vento
+    override_color()?;
     let args: Vec<String> = env::args().collect();
     if args.len() >= 2 {
         if args[1].contains("--slot=") {

src/bin/vento.rs

@@ -22,11 +22,12 @@ use std::{env, path::PathBuf};
 use vento::{
     archive,
     message::{throw_error, ErrorType},
-    help, history, inv,
+    help, history, inv, common::override_color
 };
 
 fn main() -> Result<()> {
     // Handles args in Vento
+    override_color()?;
     let args: Vec<String> = env::args().collect();
     if args.len() >= 2 {
         // If the vector for the arguments the command is taking is larger than 2, it most likely means the user has provided an argument

src/common.rs

@@ -18,6 +18,7 @@
  */
 
 use crate::message::{throw_error, ErrorType};
+use colored::control::set_override;
 use anyhow::Result;
 use config::Config;
 use std::env::current_dir;
@@ -162,3 +163,12 @@ pub fn get_current_dir() -> Result<PathBuf> {
 
     Ok(currentdir)
 }
+
+/// Sets color override if display_colors is disabled
+pub fn override_color() -> Result<()> {
+    if !parse_config()?.display_colors {
+        set_override(false)
+    }
+
+    Ok(())
+}