22a. Hangman Key Handler
Every keypress is a guess - adjust the model accordingly.
The key handler needs to change the model depending on what key was typed.
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Create an example model for some state in the game. You could use one of your examples from the initial planning.
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Write a check-expect that demonstrates what should happen when the person hits a key which is in the word.
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Write a check-expect that demonstrates what should happen when the person hits a key which is not in the word.
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Seriously!! Write check-expects. See my example checks for the key handler.
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Recommendation: Write the helper function
(string-contains-letter? str letter)that determines if a letter is in the word. -
Write the key handler.