diff --git a/README.md b/README.md index bd6dcf478..54fd46ce5 100644 --- a/README.md +++ b/README.md @@ -677,7 +677,7 @@ const sum = pipeAsyncFunctions( x => x + 3, async x => (await x) + 4 ); -(async() => { +(async () => { console.log(await sum(5)); // 15 (after one second) })(); ``` @@ -2325,9 +2325,9 @@ The `func` is invoked with three arguments (`value, index, array`). const remove = (arr, func) => Array.isArray(arr) ? arr.filter(func).reduce((acc, val) => { - arr.splice(arr.indexOf(val), 1); - return acc.concat(val); - }, []) + arr.splice(arr.indexOf(val), 1); + return acc.concat(val); + }, []) : []; ``` @@ -4672,6 +4672,7 @@ const checkProp = (predicate, prop) => obj => !!predicate(obj[prop]); + const lengthIs4 = checkProp(l => l === 4, 'length'); lengthIs4([]); // false lengthIs4([1,2,3,4]); // true @@ -6853,11 +6854,11 @@ const deepMapKeys = (obj, f) => ? obj.map(val => deepMapKeys(val, f)) : typeof obj === 'object' ? Object.keys(obj).reduce((acc, current) => { - const val = obj[current]; - acc[f(current)] = + const val = obj[current]; + acc[f(current)] = val !== null && typeof val === 'object' ? deepMapKeys(val, f) : (acc[f(current)] = val); - return acc; - }, {}) + return acc; + }, {}) : obj; ``` @@ -6931,9 +6932,9 @@ const dig = (obj, target) => target in obj ? obj[target] : Object.values(obj).reduce((acc, val) => { - if (acc !== undefined) return acc; - if (typeof val === 'object') return dig(val, target); - }, undefined); + if (acc !== undefined) return acc; + if (typeof val === 'object') return dig(val, target); + }, undefined); ```
diff --git a/docs/adapter.html b/docs/adapter.html index 5bedc45a8..e37c5c2b0 100644 --- a/docs/adapter.html +++ b/docs/adapter.html @@ -133,7 +133,7 @@ Object.assig x => x + 3, async x => (await x) + 4 ); -(async() => { +(async () => { console.log(await sum(5)); // 15 (after one second) })();

Recommended Resource - ES6: The Right Parts

Learn new ES6 JavaScript language features like arrow function, destructuring, generators & more to write cleaner and more productive, readable programs.

pipeFunctions

Performs left-to-right function composition.

Use Array.prototype.reduce() with the spread operator (...) to perform left-to-right function composition. The first (leftmost) function can accept one or more arguments; the remaining functions must be unary.

const pipeFunctions = (...fns) => fns.reduce((f, g) => (...args) => g(f(...args)));
diff --git a/docs/function.html b/docs/function.html
index 0f44926f2..6560ab455 100644
--- a/docs/function.html
+++ b/docs/function.html
@@ -147,6 +147,7 @@ console.log<
 
 
 
+
 const lengthIs4 = checkProp(l => l === 4, 'length');
 lengthIs4([]); // false
 lengthIs4([1,2,3,4]); // true
diff --git a/docs/index.html b/docs/index.html
index 0b901c94a..37c6c81e3 100644
--- a/docs/index.html
+++ b/docs/index.html
@@ -413,9 +413,9 @@

remove

Removes elements from an array for which the given function returns false.

Use Array.prototype.filter() to find array elements that return truthy values and Array.prototype.reduce() to remove elements using Array.prototype.splice(). The func is invoked with three arguments (value, index, array).

const remove = (arr, func) =>
   Array.isArray(arr)
     ? arr.filter(func).reduce((acc, val) => {
-      arr.splice(arr.indexOf(val), 1);
-      return acc.concat(val);
-    }, [])
+        arr.splice(arr.indexOf(val), 1);
+        return acc.concat(val);
+      }, [])
     : [];
 
remove([1, 2, 3, 4], n => n % 2 === 0); // [2, 4]

sample

Returns a random element from an array.

Use Math.random() to generate a random number, multiply it by length and round it off to the nearest whole number using Math.floor(). This method also works with strings.

const sample = arr => arr[Math.floor(Math.random() * arr.length)];
diff --git a/docs/object.html b/docs/object.html
index b230ccf59..91405896b 100644
--- a/docs/object.html
+++ b/docs/object.html
@@ -139,11 +139,11 @@ o[1? obj.map(val => deepMapKeys(val, f))
     : typeof obj === 'object'
       ? Object.keys(obj).reduce((acc, current) => {
-          const val = obj[current];
-          acc[f(current)] =
+        const val = obj[current];
+        acc[f(current)] =
             val !== null && typeof val === 'object' ? deepMapKeys(val, f) : (acc[f(current)] = val);
-          return acc;
-        }, {})
+        return acc;
+      }, {})
       : obj;
 
const obj = {
   foo: '1',
@@ -178,9 +178,9 @@ o[1in obj
     ? obj[target]
     : Object.values(obj).reduce((acc, val) => {
-        if (acc !== undefined) return acc;
-        if (typeof val === 'object') return dig(val, target);
-      }, undefined);
+      if (acc !== undefined) return acc;
+      if (typeof val === 'object') return dig(val, target);
+    }, undefined);
 
const data = {
   level1: {
     level2: {
diff --git a/snippets/checkProp.md b/snippets/checkProp.md
index 7f553f68d..0bda00e29 100644
--- a/snippets/checkProp.md
+++ b/snippets/checkProp.md
@@ -12,6 +12,7 @@ const checkProp = (predicate, prop) => obj => !!predicate(obj[prop]);
 
 
 
+
 const lengthIs4 = checkProp(l => l === 4, 'length');
 lengthIs4([]); // false
 lengthIs4([1,2,3,4]); // true
diff --git a/snippets/deepMapKeys.md b/snippets/deepMapKeys.md
index 970453bdc..c736420ee 100644
--- a/snippets/deepMapKeys.md
+++ b/snippets/deepMapKeys.md
@@ -13,11 +13,11 @@ const deepMapKeys = (obj, f) =>
     ? obj.map(val => deepMapKeys(val, f))
     : typeof obj === 'object'
       ? Object.keys(obj).reduce((acc, current) => {
-          const val = obj[current];
-          acc[f(current)] =
+        const val = obj[current];
+        acc[f(current)] =
             val !== null && typeof val === 'object' ? deepMapKeys(val, f) : (acc[f(current)] = val);
-          return acc;
-        }, {})
+        return acc;
+      }, {})
       : obj;
 ```
 
diff --git a/snippets/dig.md b/snippets/dig.md
index c97559833..737130b6e 100644
--- a/snippets/dig.md
+++ b/snippets/dig.md
@@ -10,9 +10,9 @@ const dig = (obj, target) =>
   target in obj
     ? obj[target]
     : Object.values(obj).reduce((acc, val) => {
-        if (acc !== undefined) return acc;
-        if (typeof val === 'object') return dig(val, target);
-      }, undefined);
+      if (acc !== undefined) return acc;
+      if (typeof val === 'object') return dig(val, target);
+    }, undefined);
 ```
 
 ```js
diff --git a/snippets/pipeAsyncFunctions.md b/snippets/pipeAsyncFunctions.md
index 47d6f620c..8c93add3b 100644
--- a/snippets/pipeAsyncFunctions.md
+++ b/snippets/pipeAsyncFunctions.md
@@ -17,7 +17,7 @@ const sum = pipeAsyncFunctions(
   x => x + 3,
   async x => (await x) + 4
 );
-(async() => {
+(async () => {
   console.log(await sum(5)); // 15 (after one second)
 })();
 ```
diff --git a/snippets/remove.md b/snippets/remove.md
index 58de9c2e0..a8c472774 100644
--- a/snippets/remove.md
+++ b/snippets/remove.md
@@ -9,9 +9,9 @@ The `func` is invoked with three arguments (`value, index, array`).
 const remove = (arr, func) =>
   Array.isArray(arr)
     ? arr.filter(func).reduce((acc, val) => {
-      arr.splice(arr.indexOf(val), 1);
-      return acc.concat(val);
-    }, [])
+        arr.splice(arr.indexOf(val), 1);
+        return acc.concat(val);
+      }, [])
     : [];
 ```
 
diff --git a/test/_30s.js b/test/_30s.js
index baf6a0b37..f32f19ad5 100644
--- a/test/_30s.js
+++ b/test/_30s.js
@@ -243,11 +243,11 @@ const deepMapKeys = (obj, f) =>
     ? obj.map(val => deepMapKeys(val, f))
     : typeof obj === 'object'
       ? Object.keys(obj).reduce((acc, current) => {
-          const val = obj[current];
-          acc[f(current)] =
+        const val = obj[current];
+        acc[f(current)] =
             val !== null && typeof val === 'object' ? deepMapKeys(val, f) : (acc[f(current)] = val);
-          return acc;
-        }, {})
+        return acc;
+      }, {})
       : obj;
 const defaults = (obj, ...defs) => Object.assign({}, obj, ...defs.reverse(), obj);
 const defer = (fn, ...args) => setTimeout(fn, 1, ...args);
@@ -270,9 +270,9 @@ const dig = (obj, target) =>
   target in obj
     ? obj[target]
     : Object.values(obj).reduce((acc, val) => {
-        if (acc !== undefined) return acc;
-        if (typeof val === 'object') return dig(val, target);
-      }, undefined);
+      if (acc !== undefined) return acc;
+      if (typeof val === 'object') return dig(val, target);
+    }, undefined);
 const digitize = n => [...`${n}`].map(i => parseInt(i));
 const distance = (x0, y0, x1, y1) => Math.hypot(x1 - x0, y1 - y0);
 const drop = (arr, n = 1) => arr.slice(n);
@@ -993,9 +993,9 @@ const reject = (pred, array) => array.filter((...args) => !pred(...args));
 const remove = (arr, func) =>
   Array.isArray(arr)
     ? arr.filter(func).reduce((acc, val) => {
-      arr.splice(arr.indexOf(val), 1);
-      return acc.concat(val);
-    }, [])
+        arr.splice(arr.indexOf(val), 1);
+        return acc.concat(val);
+      }, [])
     : [];
 const removeNonASCII = str => str.replace(/[^\x20-\x7E]/g, '');
 const renameKeys = (keysMap, obj) =>