debounce-promise - npm Package Compare versions

Comparing version 1.1.1 to 2.0.0

dist/index.js

@@ -28,5 +28,7 @@ /* global setTimeout, clearTimeout */
     nextArgs = args;
+    var onTimeout = run.bind(this, nextArgs, resolve, reject);
     if (!pending) {
       if (leading) {
         pending = fn.apply(this, nextArgs);
+        onTimeout = clear;
       } else {
@@ -40,3 +42,3 @@ pending = new Promise(function (_resolve, _reject) {
     clearTimeout(timer);
-    timer = setTimeout(run.bind(this, nextArgs, resolve, reject), getWait(wait));
+    timer = setTimeout(onTimeout, getWait(wait));
     return pending;
@@ -43,0 +45,0 @@ };

index.js

@@ -10,5 +10,7 @@ /* global setTimeout, clearTimeout */
     nextArgs = args
+    let onTimeout = run.bind(this, nextArgs, resolve, reject)
     if (!pending) {
       if (leading) {
         pending = fn.apply(this, nextArgs)
+        onTimeout = clear
       } else {
@@ -22,3 +24,3 @@ pending = new Promise((_resolve, _reject) => {
     clearTimeout(timer)
-    timer = setTimeout(run.bind(this, nextArgs, resolve, reject), getWait(wait))
+    timer = setTimeout(onTimeout, getWait(wait))
     return pending
@@ -25,0 +27,0 @@ }

package.json

 {
   "name": "debounce-promise",
-  "version": "1.1.1",
+  "version": "2.0.0",
   "description": "Create a debounced version of a promise returning function",
@@ -5,0 +5,0 @@ "main": "dist/index",

test/index.js

@@ -31,2 +31,18 @@ /* global setTimeout */
 
+test('does not call the given function again after the timeout when leading=true if executed only once', async t => {
+  let callCount = 0
+  const debounced = debounce(async () => callCount++, 100, {leading: true})
+  await debounced()
+  await sleep(200)
+  t.equal(callCount, 1)
+})
+
+test('calls the given function again after the timeout when leading=true if executed multiple times', async t => {
+  let callCount = 0
+  const debounced = debounce(async () => callCount++, 100, {leading: true})
+  await* [1, 2, 3, 4].map(debounced)
+  await sleep(200)
+  t.equal(callCount, 2)
+})
+
 test('waits until the wait time has passed', async t => {
@@ -33,0 +49,0 @@ let callCount = 0

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Improved metrics

Total package byte prevSize

11093

increased by7.84%

Lines of code

188

increased by10.59%

No dependency changes