diff --git a/packages/utils/dag.js b/packages/utils/dag.js
index d85ce64..c3db81b 100644
--- a/packages/utils/dag.js
+++ b/packages/utils/dag.js
@@ -2,9 +2,6 @@ export default class DAG {
   constructor(nodes) {
     this.nodes = new Map(nodes.map((node) => [node._id, node]))
     this.edges = new Set()
-  }
-
-  format() {
     this.nodes.forEach((_, id) => {
       this.setLayer(id)
       this.addEdges(id)
diff --git a/packages/utils/dag.test.js b/packages/utils/dag.test.js
index 7dd3398..2e222c7 100644
--- a/packages/utils/dag.test.js
+++ b/packages/utils/dag.test.js
@@ -13,7 +13,6 @@ describe('dag layers', () => {
       },
     ]
     const dag = new DAG(data)
-    dag.format()
     expect(dag.get('helloworld').layer).toBe(1)
     expect(dag.get('spell').layer).toBe(2)
   })
@@ -33,7 +32,6 @@ describe('dag layers', () => {
       },
     ]
     const dag = new DAG(data)
-    dag.format()
     expect(dag.get('helloworld').layer).toBe(1)
     expect(dag.get('spell').layer).toBe(2)
     expect(dag.get('discover').layer).toBe(2)
@@ -54,7 +52,6 @@ describe('dag layers', () => {
       },
     ]
     const dag = new DAG(data)
-    dag.format()
     expect(dag.get('A').layer).toBe(1)
     expect(dag.get('B').layer).toBe(1)
     expect(dag.get('C').layer).toBe(2)
@@ -79,7 +76,6 @@ describe('dag layers', () => {
       },
     ]
     const dag = new DAG(data)
-    dag.format()
     expect(dag.get('A').layer).toBe(1)
     expect(dag.get('B').layer).toBe(1)
     expect(dag.get('C').layer).toBe(2)
@@ -101,7 +97,6 @@ describe('dag edges', () => {
     ]
 
     const dag = new DAG(data)
-    dag.format()
     expect(dag.edges).toEqual(new Set([['helloworld', 'spell']]))
   })
 
@@ -122,7 +117,6 @@ describe('dag edges', () => {
     ]
 
     const dag = new DAG(data)
-    dag.format()
     expect(dag.edges).toEqual(
       new Set([
         ['helloworld', 'discover'],