minor improvements, added README.md

README.md

@@ -0,0 +1,15 @@
+# Waybar Module Monitor
+
+Small icon for your waybar, showing system information when mouseover.
+Returned in JSON format.
+
+## Example Usage
+
+"custom/mon": {
+    "exec": "~/paht/to/bin",
+    "interval": 10,
+    "format": " ",
+    "tooltip": true,
+    "return-type": "json",
+}
+

src/main.rs

@@ -10,6 +10,7 @@ struct WaybarModule {
     text: String,
     alt: String,
 }
+
 fn main() {
     // Please note that we use "new_all" to ensure that all list of
     // components, network interfaces, disks and users are already
@@ -22,7 +23,7 @@ fn main() {
 
     // We display all disks' information:
     let mut disks_string = String::try_from("\n=> disks ").unwrap();
-    disks_string += &("-".repeat(120 - disks_string.len()) + "\n");
+    disks_string += &("-".repeat(120 - disks_string.chars().count()) + "\n");
 
     for disk in sys.disks() {
         if !disk.mount_point().to_str().unwrap().contains("/efi") {
@@ -43,7 +44,7 @@ fn main() {
 
     // Network interfaces name, data received and data transmitted:
     let mut networks = String::try_from("\n=> networks ").unwrap();
-    networks += &("-".repeat(120 - networks.len()) + "\n");
+    networks += &("-".repeat(120 - networks.chars().count()) + "\n");
     for (interface_name, data) in sys.networks() {
         if interface_name.contains("wlan") {
             let inter = format!(
@@ -62,13 +63,13 @@ fn main() {
 
     // Components temperature:
     let mut comp = String::try_from("\n=> components ").unwrap();
-    comp += &("-".repeat(120 - comp.len()) + "\n");
+    comp += &("-".repeat(120 - comp.chars().count()) + "\n");
     for component in sys.components() {
         comp += &format!("{:?}\n", component);
     }
 
     let mut system = String::try_from("\n=> system ").unwrap();
-    system += &("-".repeat(120 - system.len()) + "\n");
+    system += &("-".repeat(120 - system.chars().count()) + "\n");
     // RAM information:
     system += &format!(
         "total memory: {}\n",
@@ -83,6 +84,9 @@ fn main() {
             .format(1)
     );
 
+    // Number of CPUs:
+    system += &format!("Number of CPUs: {}\n", sys.cpus().len());
+
     // Display system information:
     system += &format!("System name: {:?}\n", sys.name().unwrap());
     system += &format!(
@@ -92,7 +96,7 @@ fn main() {
     system += &format!("System OS version: {:?}\n", sys.os_version().unwrap());
     system += &format!("System host name: {:?}\n", sys.host_name().unwrap());
     system += &format!(
-        "Load Average: 1min {} 5min {} 15min {}\n",
+        "Load Average (1/5/15 min): {} {} {}\n",
         sys.load_average().one,
         sys.load_average().five,
         sys.load_average().fifteen