cycle detenction

README.md

@@ -22,6 +22,8 @@ export interface IGraph<T> {
     bfs: (callback: (label: Label) => void, startLabel?: Label) => void;
     dfs: (callback: (label: Label) => void, startLabel?: Label) => void;
     dfsRecursive: (callback: (label: Label, startLabel?: Label) => void) => void;
+
+    hasCycle: () => boolean;
 }
 
 export interface IAdjacencyListOptions<T> {
@@ -77,6 +79,8 @@ myGraph.dfs((label: Label) => {
 myGraph.dfsRecursive((label: Label) => {
     console.log(label);
 });
+
+console.log(myGraph.hasCycle()); // true or false
 ```
 
 **Adjacency Matrix Representation**

dist/index.d.ts

@@ -17,6 +17,8 @@ declare module 'mz-graph' {
         bfs: (callback: (label: Label, startLabel?: Label) => void) => void;
         dfs: (callback: (label: Label, startLabel?: Label) => void) => void;
         dfsRecursive: (callback: (label: Label) => void, startLabel?: Label) => void;
+
+        hasCycle: () => boolean;
     }
 
     export type AdjacencyMatrix<T> = T[][];

dist/mz-graph.node.cjs

@@ -3,4 +3,4 @@ https://github.com/mzusin/mz-graph
 MIT License      
 Copyright (c) 2023-present, Miriam Zusin       
 */
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