From 9a3bd8ffae064f1e4dceed5ea7959ee054afd01c Mon Sep 17 00:00:00 2001
From: Angelos Chalaris <chalarangelo@gmail.com>
Date: Fri, 16 Feb 2018 13:43:43 +0200
Subject: [PATCH] Updated all, any, none

Merged them with their by counterparts.
---
 snippets/all.md                            |  8 +++--
 snippets/allBy.md                          | 13 --------
 snippets/any.md                            |  8 +++--
 snippets/anyBy.md                          | 13 --------
 snippets/none.md                           |  8 +++--
 snippets/noneBy.md                         | 13 --------
 tag_database                               |  9 ++----
 test/all/all.js                            |  2 +-
 test/all/all.test.js                       |  2 ++
 test/allBy/allBy.js                        |  2 --
 test/allBy/allBy.test.js                   | 15 ----------
 test/any/any.js                            |  2 +-
 test/any/any.test.js                       |  2 ++
 test/anyBy/anyBy.js                        |  2 --
 test/anyBy/anyBy.test.js                   | 15 ----------
 test/mostPerformant/mostPerformant.js      |  9 ++++++
 test/mostPerformant/mostPerformant.test.js | 14 +++++++++
 test/none/none.js                          |  2 +-
 test/none/none.test.js                     |  2 ++
 test/noneBy/noneBy.js                      |  2 --
 test/noneBy/noneBy.test.js                 | 15 ----------
 test/testlog                               | 35 +++++-----------------
 22 files changed, 58 insertions(+), 135 deletions(-)
 delete mode 100644 snippets/allBy.md
 delete mode 100644 snippets/anyBy.md
 delete mode 100644 snippets/noneBy.md
 delete mode 100644 test/allBy/allBy.js
 delete mode 100644 test/allBy/allBy.test.js
 delete mode 100644 test/anyBy/anyBy.js
 delete mode 100644 test/anyBy/anyBy.test.js
 create mode 100644 test/mostPerformant/mostPerformant.js
 create mode 100644 test/mostPerformant/mostPerformant.test.js
 delete mode 100644 test/noneBy/noneBy.js
 delete mode 100644 test/noneBy/noneBy.test.js

diff --git a/snippets/all.md b/snippets/all.md
index e9faecd9d..17cadbc9f 100644
--- a/snippets/all.md
+++ b/snippets/all.md
@@ -1,13 +1,15 @@
 ### all
 
-Returns `true` if all elements in a collection are truthy, `false` otherwise.
+Returns `true` if the provided predicate function returns `true` for all elements in a collection, `false` otherwise.
 
-Use `Array.every(Boolean)` to test if all elements in the collection are truthy.
+Use `Array.every()` to test if all elements in the collection return `true` based on `fn`.
+Omit the second argument, `fn`, to use `Boolean` as a default.
 
 ```js
-const all = arr => arr.every(Boolean);
+const all = (arr, fn = Boolean) => arr.every(fn);
 ```
 
 ```js
+all([4, 2, 3], x => x > 1); // true
 all([1, 2, 3]); // true
 ```
diff --git a/snippets/allBy.md b/snippets/allBy.md
deleted file mode 100644
index 36335714f..000000000
--- a/snippets/allBy.md
+++ /dev/null
@@ -1,13 +0,0 @@
-### allBy
-
-Returns `true` if the provided predicate function returns `true` for all elements in a collection, `false` otherwise.
-
-Use `Array.every()` to test if all elements in the collection return `true` based on `fn`.
-
-```js
-const allBy = (arr, fn) => arr.every(fn);
-```
-
-```js
-allBy([4, 2, 3], x => x > 1); // true
-```
diff --git a/snippets/any.md b/snippets/any.md
index 09a5afad8..31368cc7a 100644
--- a/snippets/any.md
+++ b/snippets/any.md
@@ -1,13 +1,15 @@
 ### any
 
-Returns `true` if at least one element in a collection is truthy, `false` otherwise.
+Returns `true` if the provided predicate function returns `true` for at least one element in a collection, `false` otherwise.
 
-Use `Array.some(Boolean)` to test if any elements in the collection are truthy.
+Use `Array.some()` to test if any elements in the collection return `true` based on `fn`.
+Omit the second argument, `fn`, to use `Boolean` as a default.
 
 ```js
-const any = arr => arr.some(Boolean);
+const any = (arr, fn = Boolean) => arr.some(fn);
 ```
 
 ```js
+any([0, 1, 2, 0], x => x >= 2); // true
 any([0, 0, 1, 0]); // true
 ```
diff --git a/snippets/anyBy.md b/snippets/anyBy.md
deleted file mode 100644
index 2345f82bc..000000000
--- a/snippets/anyBy.md
+++ /dev/null
@@ -1,13 +0,0 @@
-### anyBy
-
-Returns `true` if the provided predicate function returns `true` for at least one element in a collection, `false` otherwise.
-
-Use `Array.some()` to test if any elements in the collection return `true` based on `fn`.
-
-```js
-const anyBy = (arr, fn) => arr.some(fn);
-```
-
-```js
-anyBy([0, 1, 2, 0], x => x >= 2); // true
-```
diff --git a/snippets/none.md b/snippets/none.md
index a243b0409..1b9af0c2a 100644
--- a/snippets/none.md
+++ b/snippets/none.md
@@ -1,13 +1,15 @@
 ### none
 
-Returns `true` if no elements in a collection are truthy, `false` otherwise.
+Returns `true` if the provided predicate function returns `false` for all elements in a collection, `false` otherwise.
 
-Use `!Array.some(Boolean)` to test if any elements in the collection are truthy.
+Use `Array.some()` to test if any elements in the collection return `true` based on `fn`.
+Omit the second argument, `fn`, to use `Boolean` as a default.
 
 ```js
-const none = arr => !arr.some(Boolean);
+const none = (arr, fn = Boolean) => !arr.some(fn);
 ```
 
 ```js
+none([0, 1, 3, 0], x => x == 2); // true
 none([0, 0, 0]); // true
 ```
diff --git a/snippets/noneBy.md b/snippets/noneBy.md
deleted file mode 100644
index fa719d2df..000000000
--- a/snippets/noneBy.md
+++ /dev/null
@@ -1,13 +0,0 @@
-### noneBy
-
-Returns `true` if the provided predicate function returns `false` for all elements in a collection, `false` otherwise.
-
-Use `Array.some()` to test if any elements in the collection return `true` based on `fn`.
-
-```js
-const noneBy = (arr, fn) => !arr.some(fn);
-```
-
-```js
-noneBy([0, 1, 3, 0], x => x == 2); // true
-```
diff --git a/tag_database b/tag_database
index 13f4d7cc9..df3662150 100644
--- a/tag_database
+++ b/tag_database
@@ -1,8 +1,6 @@
-all:array
-allBy:array,function
+all:array,function
 anagrams:string,recursion
-any:array
-anyBy:array,function
+any:array,function
 approximatelyEqual:math
 arrayToHtmlList:browser,array
 ary:adapter,function
@@ -164,8 +162,7 @@ minBy:math,array,function
 minN:array,math
 mostPerformant:utility,function
 negate:function
-none:array
-noneBy:array,function
+none:array,function
 nthArg:utility,function
 nthElement:array
 objectFromPairs:object,array
diff --git a/test/all/all.js b/test/all/all.js
index 1a938d602..6be892a3c 100644
--- a/test/all/all.js
+++ b/test/all/all.js
@@ -1,2 +1,2 @@
-const all = arr => arr.every(Boolean);
+const all = (arr, fn = Boolean) => arr.every(fn);
 module.exports = all;
\ No newline at end of file
diff --git a/test/all/all.test.js b/test/all/all.test.js
index 5aef8c036..60ac82f4a 100644
--- a/test/all/all.test.js
+++ b/test/all/all.test.js
@@ -11,6 +11,8 @@ test('Testing all', (t) => {
   t.false(all([undefined,1]), 'Returns false for arrays with undefined');
   t.false(all([null,1]), 'Returns false for arrays with null');
   t.false(all(['',1]), 'Returns false for arrays with empty strings');
+  t.true(all([4,1,2,3], x => x >= 1), 'Returns true with predicate function');
+  t.false(all([0,1], x => x >= 1), 'Returns false with a predicate function');
   //t.deepEqual(all(args..), 'Expected');
   //t.equal(all(args..), 'Expected');
   //t.false(all(args..), 'Expected');
diff --git a/test/allBy/allBy.js b/test/allBy/allBy.js
deleted file mode 100644
index d222c885f..000000000
--- a/test/allBy/allBy.js
+++ /dev/null
@@ -1,2 +0,0 @@
-const allBy = (arr, fn) => arr.every(fn);
-module.exports = allBy;
\ No newline at end of file
diff --git a/test/allBy/allBy.test.js b/test/allBy/allBy.test.js
deleted file mode 100644
index 29a018ba1..000000000
--- a/test/allBy/allBy.test.js
+++ /dev/null
@@ -1,15 +0,0 @@
-const test = require('tape');
-const allBy = require('./allBy.js');
-
-test('Testing allBy', (t) => {
-  //For more information on all the methods supported by tape
-  //Please go to https://github.com/substack/tape
-  t.true(typeof allBy === 'function', 'allBy is a Function');
-  t.true(allBy([4,1,2,3], x => x >= 1), 'Returns true with predicate function');
-  t.false(allBy([0,1], x => x >= 1), 'Returns false with a predicate function');
-  //t.deepEqual(allBy(args..), 'Expected');
-  //t.equal(allBy(args..), 'Expected');
-  //t.false(allBy(args..), 'Expected');
-  //t.throws(allBy(args..), 'Expected');
-  t.end();
-});
diff --git a/test/any/any.js b/test/any/any.js
index 701f7cc85..5004b3309 100644
--- a/test/any/any.js
+++ b/test/any/any.js
@@ -1,2 +1,2 @@
-const any = arr => arr.some(Boolean);
+const any = (arr, fn = Boolean) => arr.some(fn);
 module.exports = any;
\ No newline at end of file
diff --git a/test/any/any.test.js b/test/any/any.test.js
index d9dd8f3a5..63399b385 100644
--- a/test/any/any.test.js
+++ b/test/any/any.test.js
@@ -8,6 +8,8 @@ test('Testing any', (t) => {
   t.true(any([0,1,2,3]), 'Returns true for arrays with at least one truthy value');
   t.false(any([0,0]), 'Returns false for arrays with no truthy values');
   t.false(any([NaN,0,undefined,null,'']), 'Returns false for arrays with no truthy values');
+  t.true(any([4,1,0,3], x => x >= 1), 'Returns true with predicate function');
+  t.false(any([0,1], x => x < 0), 'Returns false with a predicate function');
   //t.deepEqual(any(args..), 'Expected');
   //t.equal(any(args..), 'Expected');
   //t.false(any(args..), 'Expected');
diff --git a/test/anyBy/anyBy.js b/test/anyBy/anyBy.js
deleted file mode 100644
index a72250185..000000000
--- a/test/anyBy/anyBy.js
+++ /dev/null
@@ -1,2 +0,0 @@
-const anyBy = (arr, fn) => arr.some(fn);
-module.exports = anyBy;
\ No newline at end of file
diff --git a/test/anyBy/anyBy.test.js b/test/anyBy/anyBy.test.js
deleted file mode 100644
index 126690349..000000000
--- a/test/anyBy/anyBy.test.js
+++ /dev/null
@@ -1,15 +0,0 @@
-const test = require('tape');
-const anyBy = require('./anyBy.js');
-
-test('Testing anyBy', (t) => {
-  //For more information on all the methods supported by tape
-  //Please go to https://github.com/substack/tape
-  t.true(typeof anyBy === 'function', 'anyBy is a Function');
-  t.true(anyBy([4,1,0,3], x => x >= 1), 'Returns true with predicate function');
-  t.false(anyBy([0,1], x => x < 0), 'Returns false with a predicate function');
-  //t.deepEqual(anyBy(args..), 'Expected');
-  //t.equal(anyBy(args..), 'Expected');
-  //t.false(anyBy(args..), 'Expected');
-  //t.throws(anyBy(args..), 'Expected');
-  t.end();
-});
diff --git a/test/mostPerformant/mostPerformant.js b/test/mostPerformant/mostPerformant.js
new file mode 100644
index 000000000..ae084a5cf
--- /dev/null
+++ b/test/mostPerformant/mostPerformant.js
@@ -0,0 +1,9 @@
+const mostPerformant = (fns, iterations = 10000) => {
+const times = fns.map(fn => {
+const before = performance.now();
+for (let i = 0; i < iterations; i++) fn();
+return performance.now() - before;
+});
+return times.indexOf(Math.min(...times));
+};
+module.exports = mostPerformant;
\ No newline at end of file
diff --git a/test/mostPerformant/mostPerformant.test.js b/test/mostPerformant/mostPerformant.test.js
new file mode 100644
index 000000000..95a560f91
--- /dev/null
+++ b/test/mostPerformant/mostPerformant.test.js
@@ -0,0 +1,14 @@
+const test = require('tape');
+const mostPerformant = require('./mostPerformant.js');
+
+test('Testing mostPerformant', (t) => {
+  //For more information on all the methods supported by tape
+  //Please go to https://github.com/substack/tape
+  t.true(typeof mostPerformant === 'function', 'mostPerformant is a Function');
+  t.pass('Tested by @chalarangelo on 16/02/2018');
+  //t.deepEqual(mostPerformant(args..), 'Expected');
+  //t.equal(mostPerformant(args..), 'Expected');
+  //t.false(mostPerformant(args..), 'Expected');
+  //t.throws(mostPerformant(args..), 'Expected');
+  t.end();
+});
diff --git a/test/none/none.js b/test/none/none.js
index 680ac9393..2e81d7d72 100644
--- a/test/none/none.js
+++ b/test/none/none.js
@@ -1,2 +1,2 @@
-const none = arr => !arr.some(Boolean);
+const none = (arr, fn = Boolean) => !arr.some(fn);
 module.exports = none;
\ No newline at end of file
diff --git a/test/none/none.test.js b/test/none/none.test.js
index 02d1a88a9..af6209d91 100644
--- a/test/none/none.test.js
+++ b/test/none/none.test.js
@@ -7,6 +7,8 @@ test('Testing none', (t) => {
   t.true(typeof none === 'function', 'none is a Function');
   t.true(none([0,undefined,NaN,null,'']), 'Returns true for arrays with no truthy values');
   t.false(none([0,1]), 'Returns false for arrays with at least one truthy value');
+  t.true(none([4,1,0,3], x => x < 0), 'Returns true with a predicate function');
+  t.false(none([0,1,2], x => x === 1), 'Returns false with predicate function');
   //t.deepEqual(none(args..), 'Expected');
   //t.equal(none(args..), 'Expected');
   //t.false(none(args..), 'Expected');
diff --git a/test/noneBy/noneBy.js b/test/noneBy/noneBy.js
deleted file mode 100644
index 21ae86e05..000000000
--- a/test/noneBy/noneBy.js
+++ /dev/null
@@ -1,2 +0,0 @@
-const noneBy = (arr, fn) => !arr.some(fn);
-module.exports = noneBy;
\ No newline at end of file
diff --git a/test/noneBy/noneBy.test.js b/test/noneBy/noneBy.test.js
deleted file mode 100644
index f76aa990e..000000000
--- a/test/noneBy/noneBy.test.js
+++ /dev/null
@@ -1,15 +0,0 @@
-const test = require('tape');
-const noneBy = require('./noneBy.js');
-
-test('Testing noneBy', (t) => {
-  //For more information on all the methods supported by tape
-  //Please go to https://github.com/substack/tape
-  t.true(typeof noneBy === 'function', 'noneBy is a Function');
-  t.true(noneBy([4,1,0,3], x => x < 0), 'Returns true with a predicate function');
-  t.false(noneBy([0,1,2], x => x === 1), 'Returns false with predicate function');
-  //t.deepEqual(noneBy(args..), 'Expected');
-  //t.equal(noneBy(args..), 'Expected');
-  //t.false(noneBy(args..), 'Expected');
-  //t.throws(noneBy(args..), 'Expected');
-  t.end();
-});
diff --git a/test/testlog b/test/testlog
index 8b77ecac0..6bc0d1ffb 100644
--- a/test/testlog
+++ b/test/testlog
@@ -1,11 +1,9 @@
-Test log for: Wed Feb 14 2018 11:45:44 GMT+0200 (GTB Standard Time)
-Test log for: Wed Feb 14 2018 12:46:59 GMT+0200 (GTB Standard Time)
+Test log for: Fri Feb 16 2018 13:42:15 GMT+0200 (GTB Standard Time)
 
 > 30-seconds-of-code@0.0.1 test G:\My Files\git Repositories\30-seconds-of-code
 > tape test/**/*.test.js | tap-spec
 
 
-
   Testing all
 
     √ all is a Function
@@ -15,10 +13,6 @@ Test log for: Wed Feb 14 2018 12:46:59 GMT+0200 (GTB Standard Time)
     √ Returns false for arrays with undefined
     √ Returns false for arrays with null
     √ Returns false for arrays with empty strings
-
-  Testing allBy
-
-    √ allBy is a Function
     √ Returns true with predicate function
     √ Returns false with a predicate function
 
@@ -35,19 +29,8 @@ Test log for: Wed Feb 14 2018 12:46:59 GMT+0200 (GTB Standard Time)
     √ Returns true for arrays with at least one truthy value
     √ Returns false for arrays with no truthy values
     √ Returns false for arrays with no truthy values
-
-  Testing anyBy
-
-    √ anyBy is a Function
     √ Returns true with predicate function
     √ Returns false with a predicate function
-    
-  Testing anagrams
-
-    √ anagrams is a Function
-    √ Generates all anagrams of a string
-    √ Works for single-letter strings
-    √ Works for empty strings
 
   Testing approximatelyEqual
 
@@ -1089,6 +1072,10 @@ Test log for: Wed Feb 14 2018 12:46:59 GMT+0200 (GTB Standard Time)
     √ Returns the n minimum elements from the provided array
     √ Returns the n minimum elements from the provided array
 
+  Testing mostPerformant
+
+    √ mostPerformant is a Function
+
   Testing negate
 
     √ negate is a Function
@@ -1099,10 +1086,6 @@ Test log for: Wed Feb 14 2018 12:46:59 GMT+0200 (GTB Standard Time)
     √ none is a Function
     √ Returns true for arrays with no truthy values
     √ Returns false for arrays with at least one truthy value
-
-  Testing noneBy
-
-    √ noneBy is a Function
     √ Returns true with a predicate function
     √ Returns false with predicate function
 
@@ -1892,15 +1875,13 @@ Test log for: Wed Feb 14 2018 12:46:59 GMT+0200 (GTB Standard Time)
     √ zipWith is a Function
     √ Runs the function provided
     √ Sends a GET request
-    √ Sends a GET request
-    √ Runs the function provided
     √ Runs promises in series
     √ Sends a POST request
     √ Works with multiple promises
 
 
-  total:     924
-  passing:   924
-  duration:  2.5s
+  total:     945
+  passing:   945
+  duration:  4.9s