Auto merge of #207 - nkanderson:fix_iterators2, r=komaeda
Fix iterators2 A couple of small changes to the `iterators2` exercise. @Jesse-Cameron, it looks like you contributed this exercise, so I wanted to check and see if these changes are in line with your intentions. Happy to adjust if they're not :)
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@ -1,7 +1,7 @@
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// iterators2.rs
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// In this module, you'll learn some of unique advantages that iterators can offer
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// Step 1. Complete the `capitalize_first` function to pass the first two cases
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// Step 2. Apply the `capitalize_first` function to a vector of strings, ensuring that it
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// Step 2. Apply the `capitalize_first` function to a vector of strings, ensuring that it returns a vector of strings as well
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// Step 3. Apply the `capitalize_first` function again to a list, but try and ensure it returns a single string
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// As always, there are hints below!
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@ -9,7 +9,7 @@ pub fn capitalize_first(input: &str) -> String {
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let mut c = input.chars();
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match c.next() {
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None => String::new(),
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Some(first) => first.collect()::<String>() + c.as_str(),
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Some(first) => first.collect::<String>() + c.as_str(),
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}
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}
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