breadth-filter - npm Package Compare versions

Comparing version 1.1.2 to 1.2.0

index.js

@@ -16,2 +16,3 @@ const entries = require('object.entries')
   const queue = [[ root, target, [] ]]
+  const seen = new Set()
   let item
@@ -25,2 +26,7 @@
       if (newTarget) {
+        if (!seen.has(value)) {
+          seen.add(value)
+        } else {
+          continue
+        }
         target[key] = newTarget
@@ -27,0 +33,0 @@ queue.push([ value, target[key], fieldPath ])

package.json

 {
   "name": "breadth-filter",
-  "version": "1.1.2",
+  "version": "1.2.0",
   "description": "Breadth-first deep object filter",
@@ -5,0 +5,0 @@ "author": "Stephen Belanger <[e-mail]> (https://github.com/qard)",

test.js

@@ -172,1 +172,32 @@ const tap = require('tap')
 })
+
+tap.test('gracefully handle circular references', (t) => {
+  const input = {
+    foo: {
+      bar: {
+        baz: 'buz'
+      },
+      bux: 'bax'
+    }
+  }
+
+  // Form a circular reference
+  input.foo.input = input
+
+  breadthFilter(input, reverse, true)
+
+  const expected = {
+    foo: {
+      bar: {
+        baz: 'zub'
+      },
+      bux: 'xab'
+    }
+  }
+
+  // The expectation also needs a circular reference
+  expected.foo.input = expected
+
+  t.deepEqual(input, expected, 'matches expected output')
+  t.end()
+})

No alert changes

Improved metrics

Total package byte prevSize

6413

increased by11.12%

Lines of code

202

increased by18.13%

No dependency changes