From: pioardi <alessandroardizio94@gmail.com>
Date: Tue, 21 Jan 2020 16:39:23 +0000 (+0100)
Subject: Benchmarking
X-Git-Tag: v0.0.1~13
X-Git-Url: https://git.piment-noir.org/?a=commitdiff_plain;h=57df5469cb6f9ffd7c3501f026f2659b3cf88f06;p=poolifier.git

Benchmarking
---

diff --git a/benchmarks/bench.js b/benchmarks/bench.js
new file mode 100644
index 00000000..39d743ad
--- /dev/null
+++ b/benchmarks/bench.js
@@ -0,0 +1,58 @@
+const Benchmark = require('benchmark')
+const suite = new Benchmark.Suite()
+const FixedThreadPool = require('../lib/fixed')
+const Pool = require('worker-threads-pool')
+const size = 80
+const externalPool = new Pool({ max: size })
+
+const fixedPool = new FixedThreadPool(size,
+  './yourWorker.js', { maxTasks: 10000 })
+// const dynamicPool = new DynamicThreadPool(size, size * 2, './yourWorker.js', { maxTasks: 10000 })
+const workerData = { proof: 'ok' }
+let executions = 0
+
+// wait some seconds before start, my pools need to load threads !!!
+setTimeout(async () => {
+  test()
+}, 3000)
+
+async function test () {
+  // add tests
+  suite.add('PioardiStaticPool', async function () {
+    executions++
+    await fixedPool.execute(workerData)
+  })
+    .add('ExternalPool', async function () {
+      await new Promise((resolve, reject) => {
+        externalPool.acquire('./externalWorker.js', { workerData: workerData }, (err, worker) => {
+          if (err) {
+            return reject(err)
+          }
+          worker.on('error', reject)
+          worker.on('message', res => {
+            resolve(res)
+          })
+        })
+      })
+    })
+    /*
+    .add('PioardiDynamicPool', async function () {
+      await dynamicPool.execute(workerData)
+    }) */
+  // add listeners
+    .on('cycle', function (event) {
+      console.log(String(event.target))
+    })
+    .on('complete', function () {
+      console.log(executions)
+      this.filter('fastest').map('name')
+      console.log('Fastest is ' + this.filter('fastest').map('name'))
+    })
+  // run async
+    .run({ async: true })
+}
+
+process.on('SIGKILL', () => {
+  fixedPool.destroy()
+  externalPool.destroy()
+})
diff --git a/benchmarks/externalWorker.js b/benchmarks/externalWorker.js
new file mode 100644
index 00000000..9fafbb5b
--- /dev/null
+++ b/benchmarks/externalWorker.js
@@ -0,0 +1,15 @@
+const {
+  isMainThread,
+  parentPort
+} = require('worker_threads')
+
+if (!isMainThread) {
+  for (let i = 0; i <= 1000; i++) {
+    const o = {
+      a: i
+    }
+    JSON.stringify(o)
+  }
+  // console.log('This is the main thread ' + isMainThread)
+  parentPort.postMessage({ ok: 1 })
+}
diff --git a/benchmarks/idgen.js b/benchmarks/idgen.js
new file mode 100644
index 00000000..405b9445
--- /dev/null
+++ b/benchmarks/idgen.js
@@ -0,0 +1,27 @@
+const uuidv1 = require('uuid/v1')
+const uuidv4 = require('uuid/v4')
+const uuidv5 = require('uuid/v5')
+const Benchmark = require('benchmark')
+const suite = new Benchmark.Suite()
+const MY_NAMESPACE = '1b671a64-40d5-491e-99b0-da01ff1f3341'
+
+// add tests
+suite.add('uuid v4', function () {
+  uuidv4()
+})
+  .add('uuid v5', function () {
+    uuidv5('Hello, World!', MY_NAMESPACE)
+  })
+  .add('uuid v1', async function () {
+    uuidv1()
+  })
+// add listeners
+  .on('cycle', function (event) {
+    console.log(String(event.target))
+  })
+  .on('complete', function () {
+    this.filter('fastest').map('name')
+    console.log('Fastest is ' + this.filter('fastest').map('name'))
+  })
+// run async
+  .run({ async: true })
diff --git a/benchmarks/yourWorker.js b/benchmarks/yourWorker.js
new file mode 100644
index 00000000..9c250220
--- /dev/null
+++ b/benchmarks/yourWorker.js
@@ -0,0 +1,18 @@
+'use strict'
+const { ThreadWorker } = require('../lib/workers')
+
+class MyWorker extends ThreadWorker {
+  constructor () {
+    super((data) => {
+      for (let i = 0; i <= 1000; i++) {
+        const o = {
+          a: i
+        }
+        JSON.stringify(o)
+      }
+      // console.log('This is the main thread ' + isMainThread)
+      return { ok: 1 }
+    })
+  }
+}
+module.exports = new MyWorker()
diff --git a/lib/fixed.js b/lib/fixed.js
index 833ae7b6..64552828 100644
--- a/lib/fixed.js
+++ b/lib/fixed.js
@@ -2,7 +2,6 @@
 const {
   Worker, isMainThread, MessageChannel, SHARE_ENV
 } = require('worker_threads')
-const { generateID } = require('./util')
 
 function empty () {}
 /**
@@ -26,6 +25,7 @@ class FixedThreadPool {
     this.nextWorker = 0
     this.opts = opts || { maxTasks: 1000 }
     this.filePath = filePath
+    this._id = 0
     // threadId as key and an integer value
     this.tasks = new Map()
     for (let i = 1; i <= numThreads; i++) {
@@ -48,7 +48,7 @@ class FixedThreadPool {
     // configure worker to handle message with the specified task
     const worker = this._chooseWorker()
     this.tasks.set(worker, this.tasks.get(worker) + 1)
-    const id = generateID()
+    const id = ++this._id
     const res = this._execute(worker, id)
     worker.postMessage({ data: data, _id: id })
     return res
diff --git a/lib/util.js b/lib/util.js
index 70a50744..f894202b 100644
--- a/lib/util.js
+++ b/lib/util.js
@@ -4,7 +4,7 @@
  * @since 0.0.1
  */
 
-const uuid = require('uuid/v4')
+const uuid = require('uuid/v1')
 /**
  * Return an id to be associated to a node.
  */
diff --git a/package-lock.json b/package-lock.json
index 12f79856..9953acbd 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -1,5 +1,5 @@
 {
-  "name": "node-pool.",
+  "name": "node-thread-pool",
   "version": "0.0.1",
   "lockfileVersion": 1,
   "requires": true,
@@ -349,6 +349,15 @@
       "integrity": "sha512-tMUqwBWfLFbJbizRmEcWSLw6HnFzfdJs2sOJEOwwtVPMoH/0Ay+E703oZz78VSXZiiDcZrQ5XKjPIUQixhmgVw==",
       "dev": true
     },
+    "after-all": {
+      "version": "2.0.2",
+      "resolved": "https://registry.npmjs.org/after-all/-/after-all-2.0.2.tgz",
+      "integrity": "sha1-IDACmO1glLTIXJjnyK1NymKPn3M=",
+      "dev": true,
+      "requires": {
+        "once": "^1.3.0"
+      }
+    },
     "aggregate-error": {
       "version": "3.0.1",
       "resolved": "https://registry.npmjs.org/aggregate-error/-/aggregate-error-3.0.1.tgz",
@@ -521,7 +530,8 @@
     "balanced-match": {
       "version": "1.0.0",
       "resolved": "https://registry.npmjs.org/balanced-match/-/balanced-match-1.0.0.tgz",
-      "integrity": "sha1-ibTRmasr7kneFk6gK4nORi1xt2c="
+      "integrity": "sha1-ibTRmasr7kneFk6gK4nORi1xt2c=",
+      "dev": true
     },
     "base": {
       "version": "0.11.2",
@@ -587,6 +597,16 @@
         "tweetnacl": "^0.14.3"
       }
     },
+    "benchmark": {
+      "version": "2.1.4",
+      "resolved": "https://registry.npmjs.org/benchmark/-/benchmark-2.1.4.tgz",
+      "integrity": "sha1-CfPeMckWQl1JjMLuVloOvzwqVik=",
+      "dev": true,
+      "requires": {
+        "lodash": "^4.17.4",
+        "platform": "^1.3.3"
+      }
+    },
     "binary-extensions": {
       "version": "2.0.0",
       "resolved": "https://registry.npmjs.org/binary-extensions/-/binary-extensions-2.0.0.tgz",
@@ -597,6 +617,7 @@
       "version": "1.1.11",
       "resolved": "https://registry.npmjs.org/brace-expansion/-/brace-expansion-1.1.11.tgz",
       "integrity": "sha512-iCuPHDFgrHX7H2vEI/5xpz07zSHB00TpugqhmYtVmMO6518mCuRMoOYFldEBl0g187ufozdaHgWKcYFb61qGiA==",
+      "dev": true,
       "requires": {
         "balanced-match": "^1.0.0",
         "concat-map": "0.0.1"
@@ -869,7 +890,8 @@
     "concat-map": {
       "version": "0.0.1",
       "resolved": "https://registry.npmjs.org/concat-map/-/concat-map-0.0.1.tgz",
-      "integrity": "sha1-2Klr13/Wjfd5OnMDajug1UBdR3s="
+      "integrity": "sha1-2Klr13/Wjfd5OnMDajug1UBdR3s=",
+      "dev": true
     },
     "contains-path": {
       "version": "0.1.0",
@@ -984,19 +1006,6 @@
       "integrity": "sha1-6zkTMzRYd1y4TNGh+uBiEGu4dUU=",
       "dev": true
     },
-    "deep-equal": {
-      "version": "1.1.1",
-      "resolved": "https://registry.npmjs.org/deep-equal/-/deep-equal-1.1.1.tgz",
-      "integrity": "sha512-yd9c5AdiqVcR+JjcwUQb9DkhJc8ngNr0MahEBGvDiJw8puWab2yZlh+nkasOnZP+EGTAP6rRp2JzJhJZzvNF8g==",
-      "requires": {
-        "is-arguments": "^1.0.4",
-        "is-date-object": "^1.0.1",
-        "is-regex": "^1.0.4",
-        "object-is": "^1.0.1",
-        "object-keys": "^1.1.1",
-        "regexp.prototype.flags": "^1.2.0"
-      }
-    },
     "deep-is": {
       "version": "0.1.3",
       "resolved": "https://registry.npmjs.org/deep-is/-/deep-is-0.1.3.tgz",
@@ -1024,6 +1033,7 @@
       "version": "1.1.3",
       "resolved": "https://registry.npmjs.org/define-properties/-/define-properties-1.1.3.tgz",
       "integrity": "sha512-3MqfYKj2lLzdMSf8ZIZE/V+Zuy+BgD6f164e8K2w7dgnpKArBDerGYpM46IYYcjnkdPNMjPk9A6VFB8+3SKlXQ==",
+      "dev": true,
       "requires": {
         "object-keys": "^1.0.12"
       }
@@ -1069,11 +1079,6 @@
         }
       }
     },
-    "defined": {
-      "version": "1.0.0",
-      "resolved": "https://registry.npmjs.org/defined/-/defined-1.0.0.tgz",
-      "integrity": "sha1-yY2bzvdWdBiOEQlpFRGZ45sfppM="
-    },
     "deglob": {
       "version": "4.0.1",
       "resolved": "https://registry.npmjs.org/deglob/-/deglob-4.0.1.tgz",
@@ -1123,14 +1128,6 @@
         "esutils": "^2.0.2"
       }
     },
-    "dotignore": {
-      "version": "0.1.2",
-      "resolved": "https://registry.npmjs.org/dotignore/-/dotignore-0.1.2.tgz",
-      "integrity": "sha512-UGGGWfSauusaVJC+8fgV+NVvBXkCTmVv7sk6nojDZZvuOUNGUy0Zk4UpHQD6EDjS0jpBwcACvH4eofvyzBcRDw==",
-      "requires": {
-        "minimatch": "^3.0.4"
-      }
-    },
     "ecc-jsbn": {
       "version": "0.1.2",
       "resolved": "https://registry.npmjs.org/ecc-jsbn/-/ecc-jsbn-0.1.2.tgz",
@@ -1160,6 +1157,7 @@
       "version": "1.17.2",
       "resolved": "https://registry.npmjs.org/es-abstract/-/es-abstract-1.17.2.tgz",
       "integrity": "sha512-YoKuru3Lyoy7yVTBSH2j7UxTqe/je3dWAruC0sHvZX1GNd5zX8SSLvQqEgO9b3Ex8IW+goFI9arEEsFIbulhOw==",
+      "dev": true,
       "requires": {
         "es-to-primitive": "^1.2.1",
         "function-bind": "^1.1.1",
@@ -1178,6 +1176,7 @@
       "version": "1.2.1",
       "resolved": "https://registry.npmjs.org/es-to-primitive/-/es-to-primitive-1.2.1.tgz",
       "integrity": "sha512-QCOllgZJtaUo9miYBcLChTUaHNjJF3PYs1VidD7AwiEj1kYxKeQTctLAezAOH5ZKRH0g2IgPn6KwB4IT8iRpvA==",
+      "dev": true,
       "requires": {
         "is-callable": "^1.1.4",
         "is-date-object": "^1.0.1",
@@ -1857,14 +1856,6 @@
       "integrity": "sha512-a1hQMktqW9Nmqr5aktAux3JMNqaucxGcjtjWnZLHX7yyPCmlSV3M54nGYbqT8K+0GhF3NBgmJCc3ma+WOgX8Jg==",
       "dev": true
     },
-    "for-each": {
-      "version": "0.3.3",
-      "resolved": "https://registry.npmjs.org/for-each/-/for-each-0.3.3.tgz",
-      "integrity": "sha512-jqYfLp7mo9vIyQf8ykW2v7A+2N4QjeCeI5+Dz9XraiO1ign81wjiH7Fb9vSOWvQfNtmSa4H2RoQTrrXivdUZmw==",
-      "requires": {
-        "is-callable": "^1.1.3"
-      }
-    },
     "for-in": {
       "version": "1.0.2",
       "resolved": "https://registry.npmjs.org/for-in/-/for-in-1.0.2.tgz",
@@ -1959,7 +1950,8 @@
     "fs.realpath": {
       "version": "1.0.0",
       "resolved": "https://registry.npmjs.org/fs.realpath/-/fs.realpath-1.0.0.tgz",
-      "integrity": "sha1-FQStJSMVjKpA20onh8sBQRmU6k8="
+      "integrity": "sha1-FQStJSMVjKpA20onh8sBQRmU6k8=",
+      "dev": true
     },
     "fsevents": {
       "version": "2.1.2",
@@ -1971,7 +1963,8 @@
     "function-bind": {
       "version": "1.1.1",
       "resolved": "https://registry.npmjs.org/function-bind/-/function-bind-1.1.1.tgz",
-      "integrity": "sha512-yIovAzMX49sF8Yl58fSCWJ5svSLuaibPxXQJFLmBObTuCr0Mf1KiPopGM9NiFjiYBCbfaa2Fh6breQ6ANVTI0A=="
+      "integrity": "sha512-yIovAzMX49sF8Yl58fSCWJ5svSLuaibPxXQJFLmBObTuCr0Mf1KiPopGM9NiFjiYBCbfaa2Fh6breQ6ANVTI0A==",
+      "dev": true
     },
     "functional-red-black-tree": {
       "version": "1.0.1",
@@ -2016,6 +2009,7 @@
       "version": "7.1.6",
       "resolved": "https://registry.npmjs.org/glob/-/glob-7.1.6.tgz",
       "integrity": "sha512-LwaxwyZ72Lk7vZINtNNrywX0ZuLyStrdDtabefZKAY5ZGJhVtgdznluResxNmPitE0SAO+O26sWTHeKSI2wMBA==",
+      "dev": true,
       "requires": {
         "fs.realpath": "^1.0.0",
         "inflight": "^1.0.4",
@@ -2072,6 +2066,7 @@
       "version": "1.0.3",
       "resolved": "https://registry.npmjs.org/has/-/has-1.0.3.tgz",
       "integrity": "sha512-f2dvO0VU6Oej7RkWJGrehjbzMAjFp5/VKPp5tTpWIV4JHHZK1/BxbFRtf/siA2SWTe09caDmVtYYzWEIbBS4zw==",
+      "dev": true,
       "requires": {
         "function-bind": "^1.1.1"
       }
@@ -2085,7 +2080,8 @@
     "has-symbols": {
       "version": "1.0.1",
       "resolved": "https://registry.npmjs.org/has-symbols/-/has-symbols-1.0.1.tgz",
-      "integrity": "sha512-PLcsoqu++dmEIZB+6totNFKq/7Do+Z0u4oT0zKOJNl3lYK6vGwwu2hjHs+68OEZbTjiUE9bgOABXbP/GvrS0Kg=="
+      "integrity": "sha512-PLcsoqu++dmEIZB+6totNFKq/7Do+Z0u4oT0zKOJNl3lYK6vGwwu2hjHs+68OEZbTjiUE9bgOABXbP/GvrS0Kg==",
+      "dev": true
     },
     "has-value": {
       "version": "1.0.0",
@@ -2207,6 +2203,7 @@
       "version": "1.0.6",
       "resolved": "https://registry.npmjs.org/inflight/-/inflight-1.0.6.tgz",
       "integrity": "sha1-Sb1jMdfQLQwJvJEKEHW6gWW1bfk=",
+      "dev": true,
       "requires": {
         "once": "^1.3.0",
         "wrappy": "1"
@@ -2215,7 +2212,8 @@
     "inherits": {
       "version": "2.0.4",
       "resolved": "https://registry.npmjs.org/inherits/-/inherits-2.0.4.tgz",
-      "integrity": "sha512-k/vGaX4/Yla3WzyMCvTQOXYeIHvqOKtnqBduzTHpzpQZzAskKMhZ2K+EnBiSM9zGSoIFeMpXKxa4dYeZIQqewQ=="
+      "integrity": "sha512-k/vGaX4/Yla3WzyMCvTQOXYeIHvqOKtnqBduzTHpzpQZzAskKMhZ2K+EnBiSM9zGSoIFeMpXKxa4dYeZIQqewQ==",
+      "dev": true
     },
     "inquirer": {
       "version": "6.5.2",
@@ -2258,11 +2256,6 @@
         }
       }
     },
-    "is-arguments": {
-      "version": "1.0.4",
-      "resolved": "https://registry.npmjs.org/is-arguments/-/is-arguments-1.0.4.tgz",
-      "integrity": "sha512-xPh0Rmt8NE65sNzvyUmWgI1tz3mKq74lGA0mL8LYZcoIzKOzDh6HmrYm3d18k60nHerC8A9Km8kYu87zfSFnLA=="
-    },
     "is-arrayish": {
       "version": "0.2.1",
       "resolved": "https://registry.npmjs.org/is-arrayish/-/is-arrayish-0.2.1.tgz",
@@ -2287,7 +2280,8 @@
     "is-callable": {
       "version": "1.1.5",
       "resolved": "https://registry.npmjs.org/is-callable/-/is-callable-1.1.5.tgz",
-      "integrity": "sha512-ESKv5sMCJB2jnHTWZ3O5itG+O128Hsus4K4Qh1h2/cgn2vbgnLSVqfV46AeJA9D5EeeLa9w81KUXMtn34zhX+Q=="
+      "integrity": "sha512-ESKv5sMCJB2jnHTWZ3O5itG+O128Hsus4K4Qh1h2/cgn2vbgnLSVqfV46AeJA9D5EeeLa9w81KUXMtn34zhX+Q==",
+      "dev": true
     },
     "is-data-descriptor": {
       "version": "0.1.4",
@@ -2312,7 +2306,8 @@
     "is-date-object": {
       "version": "1.0.2",
       "resolved": "https://registry.npmjs.org/is-date-object/-/is-date-object-1.0.2.tgz",
-      "integrity": "sha512-USlDT524woQ08aoZFzh3/Z6ch9Y/EWXEHQ/AaRN0SkKq4t2Jw2R2339tSXmwuVoY7LLlBCbOIlx2myP/L5zk0g=="
+      "integrity": "sha512-USlDT524woQ08aoZFzh3/Z6ch9Y/EWXEHQ/AaRN0SkKq4t2Jw2R2339tSXmwuVoY7LLlBCbOIlx2myP/L5zk0g==",
+      "dev": true
     },
     "is-descriptor": {
       "version": "0.1.6",
@@ -2399,6 +2394,7 @@
       "version": "1.0.5",
       "resolved": "https://registry.npmjs.org/is-regex/-/is-regex-1.0.5.tgz",
       "integrity": "sha512-vlKW17SNq44owv5AQR3Cq0bQPEb8+kF3UKZ2fiZNOWtztYE5i0CzCZxFDwO58qAOWtxdBRVO/V5Qin1wjCqFYQ==",
+      "dev": true,
       "requires": {
         "has": "^1.0.3"
       }
@@ -2419,6 +2415,7 @@
       "version": "1.0.3",
       "resolved": "https://registry.npmjs.org/is-symbol/-/is-symbol-1.0.3.tgz",
       "integrity": "sha512-OwijhaRSgqvhm/0ZdAcXNZt9lYdKFpcRDT5ULUuYXPoT794UNOdU+gpT6Rzo7b4V2HUl/op6GqY894AZwv9faQ==",
+      "dev": true,
       "requires": {
         "has-symbols": "^1.0.1"
       }
@@ -2904,6 +2901,7 @@
       "version": "3.0.4",
       "resolved": "https://registry.npmjs.org/minimatch/-/minimatch-3.0.4.tgz",
       "integrity": "sha512-yJHVQEhyqPLUTgt9B83PXu6W3rx4MvvHvSUvToogpwoGDOUQ+yDrR0HRot+yOCdCO7u4hX3pWft6kWBBcqh0UA==",
+      "dev": true,
       "requires": {
         "brace-expansion": "^1.1.7"
       }
@@ -3429,17 +3427,14 @@
     "object-inspect": {
       "version": "1.7.0",
       "resolved": "https://registry.npmjs.org/object-inspect/-/object-inspect-1.7.0.tgz",
-      "integrity": "sha512-a7pEHdh1xKIAgTySUGgLMx/xwDZskN1Ud6egYYN3EdRW4ZMPNEDUTF+hwy2LUC+Bl+SyLXANnwz/jyh/qutKUw=="
-    },
-    "object-is": {
-      "version": "1.0.2",
-      "resolved": "https://registry.npmjs.org/object-is/-/object-is-1.0.2.tgz",
-      "integrity": "sha512-Epah+btZd5wrrfjkJZq1AOB9O6OxUQto45hzFd7lXGrpHPGE0W1k+426yrZV+k6NJOzLNNW/nVsmZdIWsAqoOQ=="
+      "integrity": "sha512-a7pEHdh1xKIAgTySUGgLMx/xwDZskN1Ud6egYYN3EdRW4ZMPNEDUTF+hwy2LUC+Bl+SyLXANnwz/jyh/qutKUw==",
+      "dev": true
     },
     "object-keys": {
       "version": "1.1.1",
       "resolved": "https://registry.npmjs.org/object-keys/-/object-keys-1.1.1.tgz",
-      "integrity": "sha512-NuAESUOUMrlIXOfHKzD6bpPu3tYt3xvjNdRIQ+FeT0lNb4K8WR70CaDxhuNguS2XG+GjkyMwOzsN5ZktImfhLA=="
+      "integrity": "sha512-NuAESUOUMrlIXOfHKzD6bpPu3tYt3xvjNdRIQ+FeT0lNb4K8WR70CaDxhuNguS2XG+GjkyMwOzsN5ZktImfhLA==",
+      "dev": true
     },
     "object-visit": {
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@@ -3454,6 +3449,7 @@
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+      "dev": true,
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@@ -3520,6 +3516,7 @@
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       "integrity": "sha1-WDsap3WWHUsROsF9nFC6753Xa9E=",
+      "dev": true,
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@@ -3631,7 +3628,8 @@
     "path-is-absolute": {
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-      "integrity": "sha1-F0uSaHNVNP+8es5r9TpanhtcX18="
+      "integrity": "sha1-F0uSaHNVNP+8es5r9TpanhtcX18=",
+      "dev": true
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@@ -3642,7 +3640,8 @@
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+      "integrity": "sha512-GSmOT2EbHrINBf9SR7CDELwlJ8AENk3Qn7OikK4nFYAu3Ote2+JYNVvkpAEQm3/TLNEJFD/xZJjzyxg3KBWOzw==",
+      "dev": true
     },
     "path-type": {
       "version": "2.0.0",
@@ -3775,6 +3774,12 @@
         "find-up": "^2.1.0"
       }
     },
+    "platform": {
+      "version": "1.3.5",
+      "resolved": "https://registry.npmjs.org/platform/-/platform-1.3.5.tgz",
+      "integrity": "sha512-TuvHS8AOIZNAlE77WUDiR4rySV/VMptyMfcfeoMgs4P8apaZM3JrnbzBiixKUv+XR6i+BXrQh8WAnjaSPFO65Q==",
+      "dev": true
+    },
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       "resolved": "https://registry.npmjs.org/posix-character-classes/-/posix-character-classes-0.1.1.tgz",
@@ -3897,15 +3902,6 @@
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-      "resolved": "https://registry.npmjs.org/regexp.prototype.flags/-/regexp.prototype.flags-1.3.0.tgz",
-      "integrity": "sha512-2+Q0C5g951OlYlJz6yu5/M33IcsESLlLfsyIaLJaG4FA2r4yP8MvVMJUUP/fVBkSpbbbZlS5gynbEWLipiiXiQ==",
-      "requires": {
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-        "es-abstract": "^1.17.0-next.1"
-      }
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       "resolved": "https://registry.npmjs.org/regexpp/-/regexpp-2.0.1.tgz",
@@ -3977,6 +3973,7 @@
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+      "dev": true,
       "requires": {
         "path-parse": "^1.0.6"
       }
@@ -4003,14 +4000,6 @@
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-    "resumer": {
-      "version": "0.0.0",
-      "resolved": "https://registry.npmjs.org/resumer/-/resumer-0.0.0.tgz",
-      "integrity": "sha1-8ej0YeQGS6Oegq883CqMiT0HZ1k=",
-      "requires": {
-        "through": "~2.3.4"
-      }
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     "ret": {
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       "resolved": "https://registry.npmjs.org/ret/-/ret-0.1.15.tgz",
@@ -4480,20 +4469,11 @@
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-    "string.prototype.trim": {
-      "version": "1.2.1",
-      "resolved": "https://registry.npmjs.org/string.prototype.trim/-/string.prototype.trim-1.2.1.tgz",
-      "integrity": "sha512-MjGFEeqixw47dAMFMtgUro/I0+wNqZB5GKXGt1fFr24u3TzDXCPu7J9Buppzoe3r/LqkSDLDDJzE15RGWDGAVw==",
-      "requires": {
-        "define-properties": "^1.1.3",
-        "es-abstract": "^1.17.0-next.1",
-        "function-bind": "^1.1.1"
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     "string.prototype.trimleft": {
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       "resolved": "https://registry.npmjs.org/string.prototype.trimleft/-/string.prototype.trimleft-2.1.1.tgz",
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+      "dev": true,
       "requires": {
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@@ -4503,6 +4483,7 @@
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+      "dev": true,
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         "define-properties": "^1.1.3",
         "function-bind": "^1.1.1"
@@ -4571,35 +4552,6 @@
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-    "tape": {
-      "version": "4.13.0",
-      "resolved": "https://registry.npmjs.org/tape/-/tape-4.13.0.tgz",
-      "integrity": "sha512-J/hvA+GJnuWJ0Sj8Z0dmu3JgMNU+MmusvkCT7+SN4/2TklW18FNCp/UuHIEhPZwHfy4sXfKYgC7kypKg4umbOw==",
-      "requires": {
-        "deep-equal": "~1.1.1",
-        "defined": "~1.0.0",
-        "dotignore": "~0.1.2",
-        "for-each": "~0.3.3",
-        "function-bind": "~1.1.1",
-        "glob": "~7.1.6",
-        "has": "~1.0.3",
-        "inherits": "~2.0.4",
-        "is-regex": "~1.0.5",
-        "minimist": "~1.2.0",
-        "object-inspect": "~1.7.0",
-        "resolve": "~1.14.2",
-        "resumer": "~0.0.0",
-        "string.prototype.trim": "~1.2.1",
-        "through": "~2.3.8"
-      },
-      "dependencies": {
-        "minimist": {
-          "version": "1.2.0",
-          "resolved": "https://registry.npmjs.org/minimist/-/minimist-1.2.0.tgz",
-          "integrity": "sha1-o1AIsg9BOD7sH7kU9M1d95omQoQ="
-        }
-      }
-    },
     "test-exclude": {
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       "resolved": "https://registry.npmjs.org/test-exclude/-/test-exclude-6.0.0.tgz",
@@ -4620,7 +4572,8 @@
     "through": {
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       "resolved": "https://registry.npmjs.org/through/-/through-2.3.8.tgz",
-      "integrity": "sha1-DdTJ/6q8NXlgsbckEV1+Doai4fU="
+      "integrity": "sha1-DdTJ/6q8NXlgsbckEV1+Doai4fU=",
+      "dev": true
     },
     "tmp": {
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@@ -4883,6 +4836,15 @@
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       "dev": true
     },
+    "worker-threads-pool": {
+      "version": "2.0.0",
+      "resolved": "https://registry.npmjs.org/worker-threads-pool/-/worker-threads-pool-2.0.0.tgz",
+      "integrity": "sha512-5dtGbEucee6o5/kQgpyKIUoHGWf8488DP3ihZDJzDIVvH4V+NA6HdBl/I5ckI4yN1NwM68pdZDbrwac1M95mEA==",
+      "dev": true,
+      "requires": {
+        "after-all": "^2.0.2"
+      }
+    },
     "wrap-ansi": {
       "version": "5.1.0",
       "resolved": "https://registry.npmjs.org/wrap-ansi/-/wrap-ansi-5.1.0.tgz",
@@ -4910,7 +4872,8 @@
     "wrappy": {
       "version": "1.0.2",
       "resolved": "https://registry.npmjs.org/wrappy/-/wrappy-1.0.2.tgz",
-      "integrity": "sha1-tSQ9jz7BqjXxNkYFvA0QNuMKtp8="
+      "integrity": "sha1-tSQ9jz7BqjXxNkYFvA0QNuMKtp8=",
+      "dev": true
     },
     "write": {
       "version": "1.0.3",
diff --git a/package.json b/package.json
index 7589cc62..fe32dfd3 100644
--- a/package.json
+++ b/package.json
@@ -40,11 +40,13 @@
     "uuid": "^3.4.0"
   },
   "devDependencies": {
+    "benchmark": "^2.1.4",
     "coveralls": "^3.0.9",
     "expect": "^24.9.0",
     "mocha": "^7.0.0",
     "mocha-lcov-reporter": "^1.3.0",
     "nyc": "^15.0.0",
-    "standard": "^14.3.1"
+    "standard": "^14.3.1",
+    "worker-threads-pool": "^2.0.0"
   }
 }