var FDLayoutEdge = require('layout-base').FDLayoutEdge; function CoSEEdge(source, target, vEdge) { FDLayoutEdge.call(this, source, target, vEdge); } CoSEEdge.prototype = Object.create(FDLayoutEdge.prototype); for (var prop in FDLayoutEdge) { CoSEEdge[prop] = FDLayoutEdge[prop]; } module.exports = CoSEEdge