| 3 | 3 | // convenience to get you started writing code faster. |
| 4 | 4 | // |
| 5 | 5 | |
| 6 | | export const translate = () => { |
| 7 | | throw new Error('Remove this line and implement the function'); |
| 6 | export const translate = (phrase) => { |
| 7 | // Edge Case: Empty input |
| 8 | if (!phrase) return ''; |
| 9 | |
| 10 | // Edge Case: Empty string input |
| 11 | if (phrase === '') return ''; |
| 12 | |
| 13 | const words = phrase.split(' '); |
| 14 | const vowels = ['a', 'e', 'i', 'o', 'u']; |
| 15 | |
| 16 | const translateWord = (word) => { |
| 17 | // Edge Case: Empty word |
| 18 | if (!word) return ''; |
| 19 | |
| 20 | // Edge Case: Word with only punctuation |
| 21 | if (!/[a-zA-Z]/.test(word)) return word; |
| 22 | |
| 23 | // Extract the actual word and any trailing punctuation |
| 24 | const match = word.match(/^([a-zA-Z]+)([^a-zA-Z]*)$/); |
| 25 | let cleanWord, punctuation; |
| 26 | |
| 27 | // Edge Case: Word with no alphabetic characters |
| 28 | if (!match) { |
| 29 | return word; // Return as is if no match |
| 30 | } |
| 31 | |
| 32 | cleanWord = match[1]; |
| 33 | punctuation = match[2] || ''; |
| 34 | |
| 35 | const lowerWord = cleanWord.toLowerCase(); |
| 36 | |
| 37 | // Rule 1: If word begins with a vowel, or starts with "xr" or "yt" |
| 38 | // Edge Case: Words starting with "xr" or "yt" |
| 39 | if (vowels.includes(lowerWord[0]) || lowerWord.startsWith('xr') || lowerWord.startsWith('yt')) { |
| 40 | return cleanWord + 'ay' + punctuation; |
| 41 | } |
| 42 | |
| 43 | // Rule 3: If word starts with consonants followed by "qu" |
| 44 | // Edge Case: Words with "qu" after consonants |
| 45 | let i = 0; |
| 46 | while (i < lowerWord.length && !vowels.includes(lowerWord[i])) { |
| 47 | if (i < lowerWord.length - 1 && lowerWord[i] === 'q' && lowerWord[i + 1] === 'u') { |
| 48 | // Move all consonants up to and including "qu" to the end |
| 49 | return cleanWord.substring(i + 2) + cleanWord.substring(0, i + 2) + 'ay' + punctuation; |
| 50 | } |
| 51 | i++; |
| 52 | } |
| 53 | |
| 54 | // Rule 4: If word starts with consonants followed by "y" |
| 55 | // Edge Case: Words with "y" after consonants (but "y" not at the beginning) |
| 56 | i = 0; |
| 57 | while (i < lowerWord.length && !vowels.includes(lowerWord[i])) { |
| 58 | if (lowerWord[i] === 'y' && i > 0) { |
| 59 | // Move all consonants up to but not including "y" to the end |
| 60 | return cleanWord.substring(i) + cleanWord.substring(0, i) + 'ay' + punctuation; |
| 61 | } |
| 62 | i++; |
| 63 | } |
| 64 | |
| 65 | // Rule 2: If word begins with one or more consonants |
| 66 | // Edge Case: Words starting with single or multiple consonants |
| 67 | i = 0; |
| 68 | while (i < lowerWord.length && !vowels.includes(lowerWord[i])) { |
| 69 | i++; |
| 70 | } |
| 71 | |
| 72 | // Edge Case: All consonants (theoretically shouldn't happen with valid English words) |
| 73 | if (i === lowerWord.length) { |
| 74 | return cleanWord + 'ay' + punctuation; |
| 75 | } |
| 76 | |
| 77 | return cleanWord.substring(i) + cleanWord.substring(0, i) + 'ay' + punctuation; |
| 78 | }; |
| 79 | |
| 80 | return words.map(translateWord).join(' '); |
| 81 | |
| 82 | // Handled Edge Cases: Empty input, empty string, empty word, word with only punctuation, |
| 83 | // word with no alphabetic characters, words starting with "xr" or "yt", |
| 84 | // words with "qu" after consonants, words with "y" after consonants, |
| 85 | // words starting with single or multiple consonants, all consonants |
| 8 | 86 | }; |