| Path : /var/www/html/infraai.ai/frontend/node_modules/d3-array/src/ |
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| Current File : /var/www/html/infraai.ai/frontend/node_modules/d3-array/src/sort.js |
import ascending from "./ascending.js";
import permute from "./permute.js";
export default function sort(values, ...F) {
if (typeof values[Symbol.iterator] !== "function") throw new TypeError("values is not iterable");
values = Array.from(values);
let [f] = F;
if ((f && f.length !== 2) || F.length > 1) {
const index = Uint32Array.from(values, (d, i) => i);
if (F.length > 1) {
F = F.map(f => values.map(f));
index.sort((i, j) => {
for (const f of F) {
const c = ascendingDefined(f[i], f[j]);
if (c) return c;
}
});
} else {
f = values.map(f);
index.sort((i, j) => ascendingDefined(f[i], f[j]));
}
return permute(values, index);
}
return values.sort(compareDefined(f));
}
export function compareDefined(compare = ascending) {
if (compare === ascending) return ascendingDefined;
if (typeof compare !== "function") throw new TypeError("compare is not a function");
return (a, b) => {
const x = compare(a, b);
if (x || x === 0) return x;
return (compare(b, b) === 0) - (compare(a, a) === 0);
};
}
export function ascendingDefined(a, b) {
return (a == null || !(a >= a)) - (b == null || !(b >= b)) || (a < b ? -1 : a > b ? 1 : 0);
}