fix(errors1): change Result to Option in exersise description
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@ -3,7 +3,7 @@
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// This function refuses to generate text to be printed on a nametag if you pass
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// This function refuses to generate text to be printed on a nametag if you pass
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// it an empty string. It'd be nicer if it explained what the problem was,
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// it an empty string. It'd be nicer if it explained what the problem was,
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// instead of just sometimes returning `None`. Thankfully, Rust has a similar
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// instead of just sometimes returning `None`. Thankfully, Rust has a similar
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// construct to `Result` that can be used to express error conditions. Let's use
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// construct to `Option` that can be used to express error conditions. Let's use
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// it!
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// it!
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//
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//
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// Execute `rustlings hint errors1` or use the `hint` watch subcommand for a
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// Execute `rustlings hint errors1` or use the `hint` watch subcommand for a
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