update benchmarks

Author: jonschlinkert

benchmark/README.md

@@ -0,0 +1,13 @@
+# benchmarks
+
+Run the benchmarks:
+
+```sh
+$ node benchmark
+```
+
+Do a dry run to check results of functions:
+
+```sh
+$ node benchmark/check.js
+```

benchmark/check.js

@@ -1,22 +1,22 @@
 'use strict';
 
 var fs = require('fs');
-var chalk = require('chalk');
+var bold = require('ansi-bold');
 var path = require('path');
 
 /**
  * Sanity check. run to ensure that all fns return a correct
  * result. Otherwise benchmarks are (even more) useless
  */
 
-fs.readdirSync(__dirname + '/code').forEach(function (fp) {
+fs.readdirSync(__dirname + '/code').forEach(function(fp) {
   var fn = require(path.resolve(__dirname, 'code', fp));
   var name = path.basename(fp, path.extname(fp));
 
-  fs.readdirSync(__dirname + '/fixtures').forEach(function (fixture) {
+  fs.readdirSync(__dirname + '/fixtures').forEach(function(fixture) {
     fixture = path.resolve(__dirname, 'fixtures', fixture);
     if (/\.js$/.test(fixture)) {
-      console.log(chalk.bold(name) + ':', fn.apply(null, require(fixture)));
+      console.log(bold(name) + ':', fn.apply(null, require(fixture)).length);
     }
   });
 });

benchmark/code/array-differ.js

@@ -1,3 +1,3 @@
 'use strict';
 
-module.exports = require('array-differ');
+module.exports = require('array-differ');

benchmark/code/current.js

@@ -1,3 +1,3 @@
 'use strict';
 
-module.exports = require('../..');
+module.exports = require('../..');

benchmark/code/filter.js

@@ -1,7 +1,8 @@
 'use strict';
 
-module.exports = function diff(a, b) {
-  return a.filter(function (value) {
-    return (b.indexOf(value) === -1);
+module.exports = function diff(arr, arrays) {
+  arrays = [].concat.apply([], [].slice.call(arguments, 1));
+  return arr.filter(function(ele) {
+    return arrays.indexOf(ele) === -1;
   });
 };

benchmark/code/for-lefthand.js

@@ -1,13 +1,16 @@
 'use strict';
 
-var diff = module.exports = function diff(a, b) {
-  var arr = [];
+module.exports = function diff(arr, arrays) {
+  arrays = [].concat.apply([], [].slice.call(arguments, 1));
 
-  for (var i = a.length - 1; i >= 0; i--) {
-    var key = a[i];
-    if (-1 === b.indexOf(key)) {
-      arr.push(key);
+  var len = arr.length - 1;
+  var result = [];
+
+  for (var i = len; i >= 0; i--) {
+    var ele = arr[i];
+    if (arrays.indexOf(ele) === -1) {
+      result.push(ele);
     }
   }
-  return arr;
+  return result;
 };

benchmark/code/for-negative.js

@@ -1,13 +1,16 @@
 'use strict';
 
-module.exports = function diff(a, b) {
-  var len = a.length;
-  var arr = [];
+module.exports = function diff(arr, arrays) {
+  arrays = [].concat.apply([], [].slice.call(arguments, 1));
+
+  var len = arr.length;
+  var result = [];
 
   for (var i = 0; i < len; i++) {
-    if (b.indexOf(a[i]) === -1) {
-      arr.push(a[i]);
+    var ele = arr[i];
+    if (arrays.indexOf(ele) === -1) {
+      result.push(ele);
     }
   }
-  return arr;
+  return result;
 };