Data commit

Task/Determine-if-a-string-is-squeezable/Rust/determine-if-a-string-is-squeezable.rust

@@ -0,0 +1,38 @@
+fn squeezable_string<'a>(s: &'a str, squeezable: char) -> impl Iterator<Item = char> + 'a {
+    let mut previous = None;
+
+    s.chars().filter(move |c| match previous {
+        Some(p) if p == squeezable && p == *c => false,
+        _ => {
+            previous = Some(*c);
+            true
+        }
+    })
+}
+
+fn main() {
+    fn show(input: &str, c: char) {
+        println!("Squeeze: '{}'", c);
+        println!("Input ({} chars): \t{}", input.chars().count(), input);
+        let output: String = squeezable_string(input, c).collect();
+        println!("Output ({} chars): \t{}", output.chars().count(), output);
+        println!();
+    }
+
+    let harry = r#"I never give 'em hell, I just tell the truth, and they think it's hell.
+    ---  Harry S Truman"#;
+
+    #[rustfmt::skip]
+    let inputs = [
+        ("", ' '),
+        (r#""If I were two-faced, would I be wearing this one?" --- Abraham Lincoln "#, '-'),
+        ("..1111111111111111111111111111111111111111111111111111111111111117777888", '7'),
+        (harry, ' '),
+        (harry, '-'),
+        (harry, 'r'),
+        ("The better the 4-wheel drive, the further you'll be from help when ya get stuck!", 'e'),
+        ("headmistressship", 's'),
+    ];
+
+    inputs.iter().for_each(|(input, c)| show(input, *c));
+}