v0.1.0 -> uswitch::uswitch()

uswitch(&String) -> String

Given a reference to a String, it will make a new String and XOR all bytes with 'U' (thus flipping the bits).

.gitignore

@@ -11,3 +11,9 @@
 # Generated by Cargo
 /target/
 
+
+
+# Added by cargo
+
+/target
+/Cargo.lock

Cargo.toml

@@ -0,0 +1,8 @@
+[package]
+name = "uswitch"
+version = "0.1.0"
+edition = "2021"
+
+# See more keys and their definitions at https://doc.rust-lang.org/cargo/reference/manifest.html
+
+[dependencies]

src/lib.rs

@@ -0,0 +1,19 @@
+
+pub fn uswitch(text: &String) -> String {
+    let mut result: String = String::new();
+    for b in text.bytes() {
+        result.push(char::from_u32(b as u32 ^ 'U' as u32).unwrap_or('?'));
+    }
+    result
+}
+
+#[cfg(test)]
+mod tests {
+    use super::*;
+
+    #[test]
+    fn uswitch_test() {
+        let t1: String = String::from("hello world");
+        assert_eq!(uswitch(&t1), String::from("=099:u\":'91"));
+    }
+}