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Finish solving structs3.rs exercise but have no idea whats going on

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This commit is contained in:
Eri Mendz 2021-06-02 13:48:54 +03:00
parent 301e378b4d
commit 7a783fc24e
1 changed files with 9 additions and 4 deletions

13
exercises/structs/structs3.rs
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@ -3,7 +3,7 @@
// exercise we have defined the Package struct and we want to test some logic attached to it, // exercise we have defined the Package struct and we want to test some logic attached to it,
// make the code compile and the tests pass! If you have issues execute `rustlings hint structs3` // make the code compile and the tests pass! If you have issues execute `rustlings hint structs3`
// I AM NOT DONE // Done June 2/21
#[derive(Debug)] #[derive(Debug)]
struct Package { struct Package {
@ -16,6 +16,7 @@ impl Package {
fn new(sender_country: String, recipient_country: String, weight_in_grams: i32) -> Package { fn new(sender_country: String, recipient_country: String, weight_in_grams: i32) -> Package {
if weight_in_grams <= 0 { if weight_in_grams <= 0 {
// Something goes here... // Something goes here...
panic!()
} else { } else {
return Package { return Package {
sender_country, sender_country,
@ -25,12 +26,16 @@ impl Package {
} }
} }
fn is_international(&self) -> ??? { // this function returns bool type
fn is_international(&self) -> bool {
// Something goes here... // Something goes here...
&self.sender_country != &self.recipient_country
} }
fn get_fees(&self, cents_per_gram: i32) -> ??? { fn get_fees(&self, cents_per_gram: i32) -> i32 {
// Something goes here... // Something goes here...
// add calculation expression here
(&self.weight_in_grams * cents_per_gram + (1000/2)) / 1000
} }
} }
@ -62,7 +67,7 @@ mod tests {
let sender_country = String::from("Spain"); let sender_country = String::from("Spain");
let recipient_country = String::from("Spain"); let recipient_country = String::from("Spain");
let cents_per_gram = ???; let cents_per_gram = 3000;
let package = Package::new(sender_country, recipient_country, 1500); let package = Package::new(sender_country, recipient_country, 1500);