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//download file and run with node hangman.js | |
function wrongGuessCount(word, guesses) { | |
return guesses.filter(letter => word.indexOf(letter) == -1).length; | |
} | |
function showGuess(word, guesses) { | |
let show = []; | |
let letters = word.split(""); | |
letters.filter(letter => guesses.indexOf(letter) > -1 ? show.push(letter) : show.push("_")); | |
show = show.join(" "); | |
return show; | |
} | |
function isWinner(word, guesses) { | |
let currentBoard = showGuess(word, guesses); | |
if (currentBoard.indexOf("_") > -1) { | |
return false; | |
} else { | |
return true; | |
} | |
} | |
const readline = require("readline"); | |
const rl = readline.createInterface({ | |
input: process.stdin, | |
output: process.stdout | |
}); | |
const fs = require("fs"); | |
function next(word, guesses) { | |
if (isWinner(word, guesses)) { | |
console.log(`You have won. The word was ${word}`); | |
process.exit(); | |
} | |
console.log(showGuess(word, guesses)); | |
if (wrongGuessCount(word, guesses) >= 6) { | |
console.log(`You lose. The word was ${word}`); | |
process.exit(); | |
} | |
console.log(`You have made ${wrongGuessCount(word,guesses)} incorrect guesses. You have ${6 - wrongGuessCount(word,guesses)} incorrect guesses remaining.`); | |
rl.question("next letter? ", answer => { | |
guesses.push(answer.toLowerCase().trim()[0]); | |
console.log("player wrote:", answer[0]); | |
next(word, guesses); | |
}); | |
} | |
let mysteryWord = "pelican"; | |
const dictionary = fs.readFile('/usr/share/dict/words', 'utf8', function(err, data) { | |
if (err) throw err; | |
let wordArray = data.split('\n'); | |
mysteryWord = wordArray[Math.floor(Math.random() * wordArray.length)]; | |
next(mysteryWord, []); | |
}); |
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