mirror of https://github.com/rust-lang/rustlings
added if3 based on: `Using if in a let Statement`
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c5b0627180
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// if3.rs
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//
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// Execute `rustlings hint if3` or use the `hint` watch subcommand for a hint.
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// I AM NOT DONE
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pub fn animal_habitat(animal: &str) -> &'static str {
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let identifier = if animal == "crab" {
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1
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} else if animal == "gopher" {
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2.0
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} else if animal == "snake" {
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3
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} else {
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"Unknown"
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};
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// DO NOT CHANGE THIS STATEMENT BELOW
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let habitat = if identifier == 1 {
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"Beach"
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} else if identifier == 2 {
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"Burrow"
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} else if identifier == 3 {
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"Desert"
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} else {
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"Unknown"
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};
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habitat
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}
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#[cfg(test)]
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mod tests {
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use super::*;
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#[test]
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fn gopher_lives_in_burrow() {
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assert_eq!(animal_habitat("gopher"), "Burrow")
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}
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#[test]
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fn snake_lives_in_desert() {
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assert_eq!(animal_habitat("snake"), "Desert")
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}
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#[test]
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fn crab_lives_on_beach() {
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assert_eq!(animal_habitat("crab"), "Beach")
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}
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#[test]
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fn unknown_animal() {
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assert_eq!(animal_habitat("dinosaur"), "Unknown")
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}
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}
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