@eagleoutice/flowr/dataflow/graph/invert-dfg.js

Static Dataflow Analyzer and Program Slicer for the R Programming Language

"use strict";
Object.defineProperty(exports, "__esModule", { value: true });
exports.invertDfg = invertDfg;
const graph_1 = require("./graph");
function invertDfg(graph) {
    const invertedGraph = new graph_1.DataflowGraph(graph.idMap);
    for (const [, v] of graph.vertices(true)) {
        invertedGraph.addVertex(v);
    }
    for (const [from, targets] of graph.edges()) {
        for (const [to, { types }] of targets) {
            invertedGraph.addEdge(to, from, types);
        }
    }
    return invertedGraph;
}
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