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quiz2: Use repeat

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This commit is contained in:
mo8it 2024-07-07 20:28:31 +02:00
parent 6469e9734b
commit 0f4cb94cfe
1 changed files with 3 additions and 8 deletions
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11
solutions/quizzes/quiz2.rs
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@ -24,17 +24,12 @@ mod my_module {
pub fn transformer(input: Vec<(String, Command)>) -> Vec<String> { pub fn transformer(input: Vec<(String, Command)>) -> Vec<String> {
let mut output = Vec::new(); let mut output = Vec::new();
for (mut string, command) in input { for (string, command) in input {
// Create the new string. // Create the new string.
let new_string = match command { let new_string = match command {
Command::Uppercase => string.to_uppercase(), Command::Uppercase => string.to_uppercase(),
Command::Trim => string.trim().to_string(), Command::Trim => string.trim().to_string(),
Command::Append(n) => { Command::Append(n) => string + &"bar".repeat(n),
for _ in 0..n {
string += "bar";
}
string
}
}; };
// Push the new string to the output vector. // Push the new string to the output vector.
@ -49,7 +44,7 @@ mod my_module {
pub fn transformer_iter(input: Vec<(String, Command)>) -> Vec<String> { pub fn transformer_iter(input: Vec<(String, Command)>) -> Vec<String> {
input input
.into_iter() .into_iter()
.map(|(mut string, command)| match command { .map(|(string, command)| match command {
Command::Uppercase => string.to_uppercase(), Command::Uppercase => string.to_uppercase(),
Command::Trim => string.trim().to_string(), Command::Trim => string.trim().to_string(),
Command::Append(n) => string + &"bar".repeat(n), Command::Append(n) => string + &"bar".repeat(n),