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"use strict";
exports.__esModule = true;
exports.distance = exports.closest = void 0;
var peq = new Uint32Array(0x10000);
var myers_32 = function (a, b) {
    var n = a.length;
    var m = b.length;
    var lst = 1 << (n - 1);
    var pv = -1;
    var mv = 0;
    var sc = n;
    var i = n;
    while (i--) {
        peq[a.charCodeAt(i)] |= 1 << i;
    }
    for (i = 0; i < m; i++) {
        var eq = peq[b.charCodeAt(i)];
        var xv = eq | mv;
        eq |= ((eq & pv) + pv) ^ pv;
        mv |= ~(eq | pv);
        pv &= eq;
        if (mv & lst) {
            sc++;
        }
        if (pv & lst) {
            sc--;
        }
        mv = (mv << 1) | 1;
        pv = (pv << 1) | ~(xv | mv);
        mv &= xv;
    }
    i = n;
    while (i--) {
        peq[a.charCodeAt(i)] = 0;
    }
    return sc;
};
var myers_x = function (b, a) {
    var n = a.length;
    var m = b.length;
    var mhc = [];
    var phc = [];
    var hsize = Math.ceil(n / 32);
    var vsize = Math.ceil(m / 32);
    for (var i = 0; i < hsize; i++) {
        phc[i] = -1;
        mhc[i] = 0;
    }
    var j = 0;
    for (; j < vsize - 1; j++) {
        var mv_1 = 0;
        var pv_1 = -1;
        var start_1 = j * 32;
        var vlen_1 = Math.min(32, m) + start_1;
        for (var k = start_1; k < vlen_1; k++) {
            peq[b.charCodeAt(k)] |= 1 << k;
        }
        for (var i = 0; i < n; i++) {
            var eq = peq[a.charCodeAt(i)];
            var pb = (phc[(i / 32) | 0] >>> i) & 1;
            var mb = (mhc[(i / 32) | 0] >>> i) & 1;
            var xv = eq | mv_1;
            var xh = ((((eq | mb) & pv_1) + pv_1) ^ pv_1) | eq | mb;
            var ph = mv_1 | ~(xh | pv_1);
            var mh = pv_1 & xh;
            if ((ph >>> 31) ^ pb) {
                phc[(i / 32) | 0] ^= 1 << i;
            }
            if ((mh >>> 31) ^ mb) {
                mhc[(i / 32) | 0] ^= 1 << i;
            }
            ph = (ph << 1) | pb;
            mh = (mh << 1) | mb;
            pv_1 = mh | ~(xv | ph);
            mv_1 = ph & xv;
        }
        for (var k = start_1; k < vlen_1; k++) {
            peq[b.charCodeAt(k)] = 0;
        }
    }
    var mv = 0;
    var pv = -1;
    var start = j * 32;
    var vlen = Math.min(32, m - start) + start;
    for (var k = start; k < vlen; k++) {
        peq[b.charCodeAt(k)] |= 1 << k;
    }
    var score = m;
    for (var i = 0; i < n; i++) {
        var eq = peq[a.charCodeAt(i)];
        var pb = (phc[(i / 32) | 0] >>> i) & 1;
        var mb = (mhc[(i / 32) | 0] >>> i) & 1;
        var xv = eq | mv;
        var xh = ((((eq | mb) & pv) + pv) ^ pv) | eq | mb;
        var ph = mv | ~(xh | pv);
        var mh = pv & xh;
        score += (ph >>> (m - 1)) & 1;
        score -= (mh >>> (m - 1)) & 1;
        if ((ph >>> 31) ^ pb) {
            phc[(i / 32) | 0] ^= 1 << i;
        }
        if ((mh >>> 31) ^ mb) {
            mhc[(i / 32) | 0] ^= 1 << i;
        }
        ph = (ph << 1) | pb;
        mh = (mh << 1) | mb;
        pv = mh | ~(xv | ph);
        mv = ph & xv;
    }
    for (var k = start; k < vlen; k++) {
        peq[b.charCodeAt(k)] = 0;
    }
    return score;
};
var distance = function (a, b) {
    if (a.length < b.length) {
        var tmp = b;
        b = a;
        a = tmp;
    }
    if (b.length === 0) {
        return a.length;
    }
    if (a.length <= 32) {
        return myers_32(a, b);
    }
    return myers_x(a, b);
};
exports.distance = distance;
var closest = function (str, arr) {
    var min_distance = Infinity;
    var min_index = 0;
    for (var i = 0; i < arr.length; i++) {
        var dist = distance(str, arr[i]);
        if (dist < min_distance) {
            min_distance = dist;
            min_index = i;
        }
    }
    return arr[min_index];
};
exports.closest = closest;

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Name Type Size Permission Actions
esm Folder 0755
LICENSE.md File 1.05 KB 0644
bench.js File 3.12 KB 0644
mod.js File 3.69 KB 0644
package.json File 1.96 KB 0644
test.js File 1.58 KB 0644