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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;