feat(traits): add hint comments
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@ -7,6 +7,7 @@
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// The trait AppendBar has only one function,
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// which appends "Bar" to any object
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// implementing this trait.
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// Execute `rustlings hint traits1` or use the `hint` watch subcommand for a hint.
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// I AM NOT DONE
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@ -9,6 +9,7 @@
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//
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// No boiler plate code this time,
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// you can do this!
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// Execute `rustlings hint traits2` or use the `hint` watch subcommand for a hint.
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// I AM NOT DONE
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@ -698,7 +698,8 @@ path = "exercises/traits/traits2.rs"
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mode = "test"
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hint = """
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Notice how the trait takes ownership of 'self',and returns `Self'.
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Try mutating the incoming string vector.
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Try mutating the incoming string vector. Have a look at the tests to see
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what the result should look like!
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Vectors provide suitable methods for adding an element at the end. See
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the documentation at: https://doc.rust-lang.org/std/vec/struct.Vec.html"""
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