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21 lines
392 B
21 lines
392 B
import ascending from "./ascending";
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export default function(values, compare) {
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if (!(n = values.length)) return;
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var n,
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i = 0,
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j = 0,
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xi,
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xj = values[j];
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if (compare == null) compare = ascending;
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while (++i < n) {
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if (compare(xi = values[i], xj) < 0 || compare(xj, xj) !== 0) {
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xj = xi, j = i;
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}
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}
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if (compare(xj, xj) === 0) return j;
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}
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