bare-events - npm Package Compare versions

Comparing version 2.2.2 to 2.3.0

index.js

@@ -291,1 +291,34 @@ const errors = require('./lib/errors')
 }
+
+exports.forward = function forward (from, to, ...names) {
+  let opts = names.pop()
+
+  if (typeof opts === 'string') {
+    names.push(opts)
+    opts = {}
+  }
+
+  const {
+    emit = to.emit.bind(to)
+  } = opts
+
+  const listeners = names.map((name) => function onevent (...args) {
+    emit(name, ...args)
+  })
+
+  to
+    .on('newListener', (name) => {
+      const i = names.indexOf(name)
+
+      if (i !== -1 && to.listenerCount(name) === 0) {
+        from.on(name, listeners[i])
+      }
+    })
+    .on('removeListener', (name) => {
+      const i = names.indexOf(name)
+
+      if (i !== -1 && to.listenerCount(name) === 0) {
+        from.off(name, listeners[i])
+      }
+    })
+}

package.json

 {
   "name": "bare-events",
-  "version": "2.2.2",
+  "version": "2.3.0",
   "description": "Event emitters for JavaScript",
@@ -5,0 +5,0 @@ "main": "index.js",

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Total package byte prevSize

19599

increased by3.56%

Lines of code

260

increased by11.11%

No dependency changes