import type { CpNode } from "../cp-node.js";
import { comparePoss } from "../../point-on-shape/compare-poss.js";


/**
 * Primarily for internal use.
 * 
 * Compares the order of two `CpNode`s. The order is cyclic and depends
 * on a `CpNode`'s relative position along the shape boundary.
 */
function cpNodeComparator(
        a: CpNode,
        b: CpNode) {

    return comparePoss(a.pointOnShape, b.pointOnShape);
}


export { cpNodeComparator }