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Handle simple primitive types - slices, tuples, arrays.

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This commit is contained in:
neerajadsul 2023-08-19 12:08:04 +01:00
parent 2f88671e19
commit 0e7b95be4a
6 changed files with 7 additions and 12 deletions
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3
exercises/primitive_types/primitive_types1.rs
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@ -6,7 +6,6 @@
// Execute `rustlings hint primitive_types1` or use the `hint` watch subcommand // Execute `rustlings hint primitive_types1` or use the `hint` watch subcommand
// for a hint. // for a hint.
// I AM NOT DONE
fn main() { fn main() {
// Booleans (`bool`) // Booleans (`bool`)
@ -16,7 +15,7 @@ fn main() {
println!("Good morning!"); println!("Good morning!");
} }
let // Finish the rest of this line like the example! Or make it be false! let is_evening = false;// Finish the rest of this line like the example! Or make it be false!
if is_evening { if is_evening {
println!("Good evening!"); println!("Good evening!");
} }

3
exercises/primitive_types/primitive_types2.rs
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@ -6,7 +6,6 @@
// Execute `rustlings hint primitive_types2` or use the `hint` watch subcommand // Execute `rustlings hint primitive_types2` or use the `hint` watch subcommand
// for a hint. // for a hint.
// I AM NOT DONE
fn main() { fn main() {
// Characters (`char`) // Characters (`char`)
@ -22,7 +21,7 @@ fn main() {
println!("Neither alphabetic nor numeric!"); println!("Neither alphabetic nor numeric!");
} }
let // Finish this line like the example! What's your favorite character? let your_character = '9';// Finish this line like the example! What's your favorite character?
// Try a letter, try a number, try a special character, try a character // Try a letter, try a number, try a special character, try a character
// from a different language than your own, try an emoji! // from a different language than your own, try an emoji!
if your_character.is_alphabetic() { if your_character.is_alphabetic() {

4
exercises/primitive_types/primitive_types3.rs
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@ -5,10 +5,10 @@
// Execute `rustlings hint primitive_types3` or use the `hint` watch subcommand // Execute `rustlings hint primitive_types3` or use the `hint` watch subcommand
// for a hint. // for a hint.
// I AM NOT DONE
fn main() { fn main() {
let a = ??? let a = 1..101;
// let a = "Coffee";
if a.len() >= 100 { if a.len() >= 100 {
println!("Wow, that's a big array!"); println!("Wow, that's a big array!");

3
exercises/primitive_types/primitive_types4.rs
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@ -5,13 +5,12 @@
// Execute `rustlings hint primitive_types4` or use the `hint` watch subcommand // Execute `rustlings hint primitive_types4` or use the `hint` watch subcommand
// for a hint. // for a hint.
// I AM NOT DONE
#[test] #[test]
fn slice_out_of_array() { fn slice_out_of_array() {
let a = [1, 2, 3, 4, 5]; let a = [1, 2, 3, 4, 5];
let nice_slice = ??? let nice_slice = &a[1..4];
assert_eq!([2, 3, 4], nice_slice) assert_eq!([2, 3, 4], nice_slice)
} }

3
exercises/primitive_types/primitive_types5.rs
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@ -5,11 +5,10 @@
// Execute `rustlings hint primitive_types5` or use the `hint` watch subcommand // Execute `rustlings hint primitive_types5` or use the `hint` watch subcommand
// for a hint. // for a hint.
// I AM NOT DONE
fn main() { fn main() {
let cat = ("Furry McFurson", 3.5); let cat = ("Furry McFurson", 3.5);
let /* your pattern here */ = cat; let (name, age) = cat;
println!("{} is {} years old.", name, age); println!("{} is {} years old.", name, age);
} }

3
exercises/primitive_types/primitive_types6.rs
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@ -6,13 +6,12 @@
// Execute `rustlings hint primitive_types6` or use the `hint` watch subcommand // Execute `rustlings hint primitive_types6` or use the `hint` watch subcommand
// for a hint. // for a hint.
// I AM NOT DONE
#[test] #[test]
fn indexing_tuple() { fn indexing_tuple() {
let numbers = (1, 2, 3); let numbers = (1, 2, 3);
// Replace below ??? with the tuple indexing syntax. // Replace below ??? with the tuple indexing syntax.
let second = ???; let second = numbers.1;
assert_eq!(2, second, assert_eq!(2, second,
"This is not the 2nd number in the tuple!") "This is not the 2nd number in the tuple!")