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Add levenshteinSimilarity function to utils

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mikiher 2025-05-21 09:57:44 +03:00
parent d01a7cb756
commit 387e58a714
1 changed files with 8 additions and 0 deletions
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8
server/utils/index.js
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@ -34,6 +34,14 @@ const levenshteinDistance = (str1, str2, caseSensitive = false) => {
} }
module.exports.levenshteinDistance = levenshteinDistance module.exports.levenshteinDistance = levenshteinDistance
const levenshteinSimilarity = (str1, str2, caseSensitive = false) => {
const distance = levenshteinDistance(str1, str2, caseSensitive)
const maxLength = Math.max(str1.length, str2.length)
if (maxLength === 0) return 1
return 1 - distance / maxLength
}
module.exports.levenshteinSimilarity = levenshteinSimilarity
module.exports.isObject = (val) => { module.exports.isObject = (val) => {
return val !== null && typeof val === 'object' return val !== null && typeof val === 'object'
} }