Better naming

Author: tshemsedinov

JavaScript/4-wrap-timeout.js

@@ -2,11 +2,11 @@
 
 // Wrapper will prevent call after timeout
 
-function wrapTimeout(timeout, fn) {
+function timeout(msec, fn) {
   let timer = setTimeout(() => {
     if (timer) console.log('Function timedout');
     timer = null;
-  }, timeout);
+  }, msec);
   return (...args) => {
     if (timer) {
       timer = null;
@@ -19,8 +19,8 @@ const fn = (par) => {
   console.log('Function called, par: ' + par);
 };
 
-const fn100 = wrapTimeout(100, fn);
-const fn200 = wrapTimeout(200, fn);
+const fn100 = timeout(100, fn);
+const fn200 = timeout(200, fn);
 
 setTimeout(() => {
   fn100('first');

JavaScript/5-wrap-timeout-async.js

@@ -2,11 +2,11 @@
 
 // Wrapper will prevent call after timeout
 
-function wrapTimeout(timeout, fn) {
+function timeout(msec, fn) {
   let timer = setTimeout(() => {
     if (timer) console.log('Function timedout');
     timer = null;
-  }, timeout);
+  }, msec);
   return (...args) => {
     if (timer) {
       timer = null;
@@ -20,8 +20,8 @@ const fn = (par, callback) => {
   callback(null, par);
 };
 
-const fn100 = wrapTimeout(100, fn);
-const fn200 = wrapTimeout(200, fn);
+const fn100 = timeout(100, fn);
+const fn200 = timeout(200, fn);
 
 setTimeout(() => {
   fn100('first', (err, data) => {

JavaScript/6-wrap-once.js

@@ -2,21 +2,20 @@
 
 // Wrapper will prevent calls > n
 
-const wrapOnce = (fn) => {
+const once = (fn) => {
   let finished = false;
-  const wrapper = (...args) => {
+  return (...args) => {
     if (finished) return;
     finished = true;
     fn(...args);
   };
-  return wrapper;
 };
 
 const fn = (par) => {
   console.log('Function called, par: ' + par);
 };
 
-const f = wrapOnce(fn);
+const f = once(fn);
 
 f('first');
 f('second');

JavaScript/7-wrap-count.js

@@ -2,21 +2,19 @@
 
 // Wrapper will prevent calls > n
 
-const wrapCount = (count, fn) => {
+const limit = (count, fn) => {
   let counter = 0;
-  const wrapper = (...args) => {
-    if (counter === count) return;
-    counter++;
+  return (...args) => {
+    if (counter++ === count) return;
     fn(...args);
   };
-  return wrapper;
 };
 
 const fn = (par) => {
   console.log('Function called, par: ' + par);
 };
 
-const fn2 = wrapCount(2, fn);
+const fn2 = limit(2, fn);
 
 fn2('first');
 fn2('second');