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rOACCT/node_modules/yargs/build/lib/utils/levenshtein.js
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levenshtein.js
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			export function levenshtein(a, b) {
			if (a.length === 0)
			return b.length;
			if (b.length === 0)
			return a.length;
			const matrix = [];
			let i;
			for (i = 0; i <= b.length; i++) {
			matrix[i] = [i];
			}
			let j;
			for (j = 0; j <= a.length; j++) {
			matrix[0][j] = j;
			}
			for (i = 1; i <= b.length; i++) {
			for (j = 1; j <= a.length; j++) {
			if (b.charAt(i - 1) === a.charAt(j - 1)) {
			matrix[i][j] = matrix[i - 1][j - 1];
			}
			else {
			matrix[i][j] = Math.min(matrix[i - 1][j - 1] + 1, Math.min(matrix[i][j - 1] + 1, matrix[i - 1][j] + 1));
			}
			}
			}
			return matrix[b.length][a.length];
			}