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-rw-r--r--solutions/09_strings/strings2.rs15
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diff --git a/solutions/09_strings/strings2.rs b/solutions/09_strings/strings2.rs
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+fn is_a_color_word(attempt: &str) -> bool {
+ attempt == "green" || attempt == "blue" || attempt == "red"
+}
+
+fn main() {
+ let word = String::from("green");
+
+ if is_a_color_word(&word) {
+ // ^ added to have `&String` which is automatically
+ // coerced to `&str` by the compiler.
+ println!("That is a color word I know!");
+ } else {
+ println!("That is not a color word I know.");
+ }
+}