diff --git a/.eslintrc.js b/.eslintrc.js
index ebc67bf..70e6f97 100644
--- a/.eslintrc.js
+++ b/.eslintrc.js
@@ -5,7 +5,8 @@ module.exports = {
     },
     "extends": "eslint:recommended",
     "parserOptions": {
-        "sourceType": "module"
+        "sourceType": "module",
+        "ecmaVersion": 8
     },
     "rules": {
         "indent": [
diff --git a/.gitignore b/.gitignore
index b92575f..67b3604 100644
--- a/.gitignore
+++ b/.gitignore
@@ -42,3 +42,6 @@ jspm_packages
 
 #mac
 .DS_Store
+
+# analyze files
+benchmark/
diff --git a/analyze/benchmark.js b/analyze/benchmark.js
new file mode 100644
index 0000000..27bc7b0
--- /dev/null
+++ b/analyze/benchmark.js
@@ -0,0 +1,66 @@
+/* eslint-disable no-console */
+const { suite, add, cycle, complete, save } = require("benny");
+const fs = require("fs");
+const rll = require("../src/index.js");
+const fileLengths = require("./fileLengths.js");
+
+const files = Object.entries(fileLengths);
+
+const linesToReads = [
+	50,
+	100,
+	500,
+	1000,
+	20 * 1000,
+];
+
+async function runTest(fileName, fileLength, linesToRead) {
+	const resultsFileName = `${linesToRead}-${fileLength}`;
+
+	await suite(
+		`Reading ${linesToRead} lines from file with ${fileLength} lines`,
+
+		add("RLL", async function() {
+			return rll.read(fileName, linesToRead);
+		}),
+
+		add("SplitSlice", async function() {
+			return new Promise((resolve) => {
+				fs.readFile(fileName, "utf8", (error, file) => {
+					if(error) {
+						throw error;
+					}
+					resolve(file.split("\n").slice(0 - linesToRead).join("\n"));
+				});
+			});
+		}),
+
+		cycle(),
+		complete(),
+
+		save({ file: resultsFileName}),
+	);
+
+	console.log("");
+
+	return JSON.parse(fs.readFileSync(`./benchmark/results/${resultsFileName}.json`));
+}
+
+async function main() {
+	const table = {};
+
+	for (const [fileName, fileLength] of files) {
+		const row = {};
+		for (const linesToRead of linesToReads) {
+			const results = await runTest(fileName, fileLength, linesToRead);
+			const winner = results.results.find((test) => test.name === results.slowest.name);
+			row[linesToRead] = `${results.fastest.name} (${winner.percentSlower}%)`;
+		}
+		table[fileLength] = row;
+	}
+
+	console.log("File size X rows read");
+	console.table(table);
+}
+
+main();
diff --git a/analyze/createTestFiles.js b/analyze/createTestFiles.js
new file mode 100644
index 0000000..650f6b0
--- /dev/null
+++ b/analyze/createTestFiles.js
@@ -0,0 +1,49 @@
+/* eslint-disable no-console */
+const fs = require("fs");
+const once = require("events").once;
+const cliProgress = require("cli-progress");
+
+const fileLengths = require("./fileLengths.js");
+const files = Object.entries(fileLengths);
+
+async function makeTestFile(path, numLines)
+{
+	console.log(`Making test file with length ${numLines}:`);
+
+	const file = fs.createWriteStream(path, "utf8");
+	const progressBar = new cliProgress.SingleBar({}, cliProgress.Presets.shades_classic);
+
+	progressBar.start(numLines, 0);
+
+	for (let index = 0; index < numLines; index++) {
+		if (index % 1000 === 0) {
+			progressBar.update(index);
+		}
+
+		let data = index > 0 ? "\n" : "";
+		data += `${index+1} Lorem ipsum dolor sit amet, consectetur adipiscing elit, sed do eiusmod tempor incididunt ut labore et dolore magna aliqua`;
+
+		if (!file.write(data))
+		{
+			await once(file, "drain");
+		}
+	}
+
+	progressBar.update(numLines);
+	progressBar.stop();
+	file.end();
+	console.log();
+}
+
+fs.mkdirSync("benchmark/test-files", {
+	recursive: true,
+});
+
+
+async function main() {
+	for (const [fileName, fileLength] of files) {
+		await makeTestFile(fileName, fileLength);
+	}
+}
+
+main();
diff --git a/analyze/fileLengths.js b/analyze/fileLengths.js
new file mode 100644
index 0000000..4c2fd42
--- /dev/null
+++ b/analyze/fileLengths.js
@@ -0,0 +1,6 @@
+module.exports = {
+	"benchmark/test-files/1000.txt": 1000,
+	"benchmark/test-files/500000.txt": 500000,
+	"benchmark/test-files/5000000.txt": 5000000,
+	"benchmark/test-files/8134400.txt": 8134400, // Max file size for stings (~1073741799/132 chars per line)
+};
diff --git a/package-lock.json b/package-lock.json
index 260896e..d4cee41 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -4,6 +4,56 @@
   "lockfileVersion": 1,
   "requires": true,
   "dependencies": {
+    "@arrows/array": {
+      "version": "1.4.1",
+      "resolved": "https://registry.npmjs.org/@arrows/array/-/array-1.4.1.tgz",
+      "integrity": "sha512-MGYS8xi3c4tTy1ivhrVntFvufoNzje0PchjEz6G/SsWRgUKxL4tKwS6iPdO8vsaJYldagAeWMd5KRD0aX3Q39g==",
+      "dev": true,
+      "requires": {
+        "@arrows/composition": "^1.2.2"
+      }
+    },
+    "@arrows/composition": {
+      "version": "1.2.2",
+      "resolved": "https://registry.npmjs.org/@arrows/composition/-/composition-1.2.2.tgz",
+      "integrity": "sha512-9fh1yHwrx32lundiB3SlZ/VwuStPB4QakPsSLrGJFH6rCXvdrd060ivAZ7/2vlqPnEjBkPRRXOcG1YOu19p2GQ==",
+      "dev": true
+    },
+    "@arrows/dispatch": {
+      "version": "1.0.3",
+      "resolved": "https://registry.npmjs.org/@arrows/dispatch/-/dispatch-1.0.3.tgz",
+      "integrity": "sha512-v/HwvrFonitYZM2PmBlAlCqVqxrkIIoiEuy5bQgn0BdfvlL0ooSBzcPzTMrtzY8eYktPyYcHg8fLbSgyybXEqw==",
+      "dev": true,
+      "requires": {
+        "@arrows/composition": "^1.2.2"
+      }
+    },
+    "@arrows/error": {
+      "version": "1.0.2",
+      "resolved": "https://registry.npmjs.org/@arrows/error/-/error-1.0.2.tgz",
+      "integrity": "sha512-yvkiv1ay4Z3+Z6oQsUkedsQm5aFdyPpkBUQs8vejazU/RmANABx6bMMcBPPHI4aW43VPQmXFfBzr/4FExwWTEA==",
+      "dev": true
+    },
+    "@arrows/multimethod": {
+      "version": "1.1.7",
+      "resolved": "https://registry.npmjs.org/@arrows/multimethod/-/multimethod-1.1.7.tgz",
+      "integrity": "sha512-EjHD3XuGAV4G28rm7mu8k7zQJh/EOizh104/p9i2ofGcnL5mgKONFH/Bq6H3SJjM+WDAlKcR9WBpNhaAKCnH2g==",
+      "dev": true,
+      "requires": {
+        "@arrows/array": "^1.4.0",
+        "@arrows/composition": "^1.2.2",
+        "@arrows/error": "^1.0.2",
+        "fast-deep-equal": "^3.1.1"
+      },
+      "dependencies": {
+        "fast-deep-equal": {
+          "version": "3.1.3",
+          "resolved": "https://registry.npmjs.org/fast-deep-equal/-/fast-deep-equal-3.1.3.tgz",
+          "integrity": "sha512-f3qQ9oQy9j2AhBe/H9VC91wLmKBCCU/gDOnKNAYG5hswO7BLKj09Hc5HYNz9cGI++xlpDCIgDaitVs03ATR84Q==",
+          "dev": true
+        }
+      }
+    },
     "@babel/cli": {
       "version": "7.12.10",
       "resolved": "https://registry.npmjs.org/@babel/cli/-/cli-7.12.10.tgz",
@@ -1099,6 +1149,12 @@
       "dev": true,
       "optional": true
     },
+    "at-least-node": {
+      "version": "1.0.0",
+      "resolved": "https://registry.npmjs.org/at-least-node/-/at-least-node-1.0.0.tgz",
+      "integrity": "sha512-+q/t7Ekv1EDY2l6Gda6LLiX14rU9TV20Wa3ofeQmwPFZbOMo9DXrLbOjFaaclkXKWidIaopwAObQDqwWtGUjqg==",
+      "dev": true
+    },
     "atob": {
       "version": "2.1.2",
       "resolved": "https://registry.npmjs.org/atob/-/atob-2.1.2.tgz",
@@ -1409,6 +1465,34 @@
         }
       }
     },
+    "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"
+      }
+    },
+    "benny": {
+      "version": "3.6.15",
+      "resolved": "https://registry.npmjs.org/benny/-/benny-3.6.15.tgz",
+      "integrity": "sha512-kq6XVGGYVou3Y8KNPs3SEF881vi5fJ8sIf9w69D2rreiNfRicWVWK6u6/mObMw6BiexoHHumtipn5gcu0Tngng==",
+      "dev": true,
+      "requires": {
+        "@arrows/composition": "^1.0.0",
+        "@arrows/dispatch": "^1.0.2",
+        "@arrows/multimethod": "^1.1.6",
+        "benchmark": "^2.1.4",
+        "fs-extra": "^9.0.1",
+        "json2csv": "^5.0.4",
+        "kleur": "^4.1.3",
+        "log-update": "^4.0.0",
+        "prettier": "^2.1.2",
+        "stats-median": "^1.0.1"
+      }
+    },
     "binary-extensions": {
       "version": "1.13.1",
       "resolved": "https://registry.npmjs.org/binary-extensions/-/binary-extensions-1.13.1.tgz",
@@ -1856,6 +1940,56 @@
         "restore-cursor": "^2.0.0"
       }
     },
+    "cli-progress": {
+      "version": "3.8.2",
+      "resolved": "https://registry.npmjs.org/cli-progress/-/cli-progress-3.8.2.tgz",
+      "integrity": "sha512-qRwBxLldMSfxB+YGFgNRaj5vyyHe1yMpVeDL79c+7puGujdKJHQHydgqXDcrkvQgJ5U/d3lpf6vffSoVVUftVQ==",
+      "dev": true,
+      "requires": {
+        "colors": "^1.1.2",
+        "string-width": "^4.2.0"
+      },
+      "dependencies": {
+        "ansi-regex": {
+          "version": "5.0.0",
+          "resolved": "https://registry.npmjs.org/ansi-regex/-/ansi-regex-5.0.0.tgz",
+          "integrity": "sha512-bY6fj56OUQ0hU1KjFNDQuJFezqKdrAyFdIevADiqrWHwSlbmBNMHp5ak2f40Pm8JTFyM2mqxkG6ngkHO11f/lg==",
+          "dev": true
+        },
+        "emoji-regex": {
+          "version": "8.0.0",
+          "resolved": "https://registry.npmjs.org/emoji-regex/-/emoji-regex-8.0.0.tgz",
+          "integrity": "sha512-MSjYzcWNOA0ewAHpz0MxpYFvwg6yjy1NG3xteoqz644VCo/RPgnr1/GGt+ic3iJTzQ8Eu3TdM14SawnVUmGE6A==",
+          "dev": true
+        },
+        "is-fullwidth-code-point": {
+          "version": "3.0.0",
+          "resolved": "https://registry.npmjs.org/is-fullwidth-code-point/-/is-fullwidth-code-point-3.0.0.tgz",
+          "integrity": "sha512-zymm5+u+sCsSWyD9qNaejV3DFvhCKclKdizYaJUuHA83RLjb7nSuGnddCHGv0hk+KY7BMAlsWeK4Ueg6EV6XQg==",
+          "dev": true
+        },
+        "string-width": {
+          "version": "4.2.0",
+          "resolved": "https://registry.npmjs.org/string-width/-/string-width-4.2.0.tgz",
+          "integrity": "sha512-zUz5JD+tgqtuDjMhwIg5uFVV3dtqZ9yQJlZVfq4I01/K5Paj5UHj7VyrQOJvzawSVlKpObApbfD0Ed6yJc+1eg==",
+          "dev": true,
+          "requires": {
+            "emoji-regex": "^8.0.0",
+            "is-fullwidth-code-point": "^3.0.0",
+            "strip-ansi": "^6.0.0"
+          }
+        },
+        "strip-ansi": {
+          "version": "6.0.0",
+          "resolved": "https://registry.npmjs.org/strip-ansi/-/strip-ansi-6.0.0.tgz",
+          "integrity": "sha512-AuvKTrTfQNYNIctbR1K/YGTR1756GycPsg7b9bdV9Duqur4gv6aKqHXah67Z8ImS7WEz5QVcOtlfW2rZEugt6w==",
+          "dev": true,
+          "requires": {
+            "ansi-regex": "^5.0.0"
+          }
+        }
+      }
+    },
     "cli-width": {
       "version": "2.2.0",
       "resolved": "https://registry.npmjs.org/cli-width/-/cli-width-2.2.0.tgz",
@@ -1921,6 +2055,12 @@
       "integrity": "sha1-p9BVi9icQveV3UIyj3QIMcpTvCU=",
       "dev": true
     },
+    "colors": {
+      "version": "1.4.0",
+      "resolved": "https://registry.npmjs.org/colors/-/colors-1.4.0.tgz",
+      "integrity": "sha512-a+UqTh4kgZg/SlGvfbzDHpgRu7AAQOmmqRHJnxhRZICKFUT91brVhNNt58CMWU9PsBbv3PDCZUHbVxuDiH2mtA==",
+      "dev": true
+    },
     "commander": {
       "version": "4.1.1",
       "resolved": "https://registry.npmjs.org/commander/-/commander-4.1.1.tgz",
@@ -2877,6 +3017,18 @@
         "map-cache": "^0.2.2"
       }
     },
+    "fs-extra": {
+      "version": "9.0.1",
+      "resolved": "https://registry.npmjs.org/fs-extra/-/fs-extra-9.0.1.tgz",
+      "integrity": "sha512-h2iAoN838FqAFJY2/qVpzFXy+EBxfVE220PalAqQLDVsFOHLJrZvut5puAbCdNv6WJk+B8ihI+k0c7JK5erwqQ==",
+      "dev": true,
+      "requires": {
+        "at-least-node": "^1.0.0",
+        "graceful-fs": "^4.2.0",
+        "jsonfile": "^6.0.1",
+        "universalify": "^1.0.0"
+      }
+    },
     "fs-readdir-recursive": {
       "version": "1.1.0",
       "resolved": "https://registry.npmjs.org/fs-readdir-recursive/-/fs-readdir-recursive-1.1.0.tgz",
@@ -3552,6 +3704,25 @@
       "integrity": "sha1-nbe1lJatPzz+8wp1FC0tkwrXJlE=",
       "dev": true
     },
+    "json2csv": {
+      "version": "5.0.5",
+      "resolved": "https://registry.npmjs.org/json2csv/-/json2csv-5.0.5.tgz",
+      "integrity": "sha512-/UyvnfuUghRM+C/AiQ02X0LS+/AKfugcwaWo/gAz1pi203v29sUMrMSNEC088i+h0EG39eSsmeL9Z0iK+9MM0A==",
+      "dev": true,
+      "requires": {
+        "commander": "^6.1.0",
+        "jsonparse": "^1.3.1",
+        "lodash.get": "^4.4.2"
+      },
+      "dependencies": {
+        "commander": {
+          "version": "6.2.1",
+          "resolved": "https://registry.npmjs.org/commander/-/commander-6.2.1.tgz",
+          "integrity": "sha512-U7VdrJFnJgo4xjrHpTzu0yrHPGImdsmD95ZlgYSEajAn2JKzDhDTPG9kBTefmObL2w/ngeZnilk+OV9CG3d7UA==",
+          "dev": true
+        }
+      }
+    },
     "json5": {
       "version": "2.1.0",
       "resolved": "https://registry.npmjs.org/json5/-/json5-2.1.0.tgz",
@@ -3569,6 +3740,30 @@
         }
       }
     },
+    "jsonfile": {
+      "version": "6.1.0",
+      "resolved": "https://registry.npmjs.org/jsonfile/-/jsonfile-6.1.0.tgz",
+      "integrity": "sha512-5dgndWOriYSm5cnYaJNhalLNDKOqFwyDB/rr1E9ZsGciGvKPs8R2xYGCacuf3z6K1YKDz182fd+fY3cn3pMqXQ==",
+      "dev": true,
+      "requires": {
+        "graceful-fs": "^4.1.6",
+        "universalify": "^2.0.0"
+      },
+      "dependencies": {
+        "universalify": {
+          "version": "2.0.0",
+          "resolved": "https://registry.npmjs.org/universalify/-/universalify-2.0.0.tgz",
+          "integrity": "sha512-hAZsKq7Yy11Zu1DE0OzWjw7nnLZmJZYTDZZyEFHZdUhV8FkH5MCfoU1XMaxXovpyW5nq5scPqq0ZDP9Zyl04oQ==",
+          "dev": true
+        }
+      }
+    },
+    "jsonparse": {
+      "version": "1.3.1",
+      "resolved": "https://registry.npmjs.org/jsonparse/-/jsonparse-1.3.1.tgz",
+      "integrity": "sha1-P02uSpH6wxX3EGL4UhzCOfE2YoA=",
+      "dev": true
+    },
     "keyv": {
       "version": "3.1.0",
       "resolved": "https://registry.npmjs.org/keyv/-/keyv-3.1.0.tgz",
@@ -3585,6 +3780,12 @@
       "dev": true,
       "optional": true
     },
+    "kleur": {
+      "version": "4.1.3",
+      "resolved": "https://registry.npmjs.org/kleur/-/kleur-4.1.3.tgz",
+      "integrity": "sha512-H1tr8QP2PxFTNwAFM74Mui2b6ovcY9FoxJefgrwxY+OCJcq01k5nvhf4M/KnizzrJvLRap5STUy7dgDV35iUBw==",
+      "dev": true
+    },
     "latest-version": {
       "version": "5.1.0",
       "resolved": "https://registry.npmjs.org/latest-version/-/latest-version-5.1.0.tgz",
@@ -3625,6 +3826,12 @@
       "integrity": "sha512-v2kDEe57lecTulaDIuNTPy3Ry4gLGJ6Z1O3vE1krgXZNrsQ+LFTGHVxVjcXPs17LhbZVGedAJv8XZ1tvj5FvSg==",
       "dev": true
     },
+    "lodash.get": {
+      "version": "4.4.2",
+      "resolved": "https://registry.npmjs.org/lodash.get/-/lodash.get-4.4.2.tgz",
+      "integrity": "sha1-LRd/ZS+jHpObRDjVNBSZ36OCXpk=",
+      "dev": true
+    },
     "lodash.isplainobject": {
       "version": "4.0.6",
       "resolved": "https://registry.npmjs.org/lodash.isplainobject/-/lodash.isplainobject-4.0.6.tgz",
@@ -3646,6 +3853,129 @@
         "chalk": "^4.0.0"
       }
     },
+    "log-update": {
+      "version": "4.0.0",
+      "resolved": "https://registry.npmjs.org/log-update/-/log-update-4.0.0.tgz",
+      "integrity": "sha512-9fkkDevMefjg0mmzWFBW8YkFP91OrizzkW3diF7CpG+S2EYdy4+TVfGwz1zeF8x7hCx1ovSPTOE9Ngib74qqUg==",
+      "dev": true,
+      "requires": {
+        "ansi-escapes": "^4.3.0",
+        "cli-cursor": "^3.1.0",
+        "slice-ansi": "^4.0.0",
+        "wrap-ansi": "^6.2.0"
+      },
+      "dependencies": {
+        "ansi-escapes": {
+          "version": "4.3.1",
+          "resolved": "https://registry.npmjs.org/ansi-escapes/-/ansi-escapes-4.3.1.tgz",
+          "integrity": "sha512-JWF7ocqNrp8u9oqpgV+wH5ftbt+cfvv+PTjOvKLT3AdYly/LmORARfEVT1iyjwN+4MqE5UmVKoAdIBqeoCHgLA==",
+          "dev": true,
+          "requires": {
+            "type-fest": "^0.11.0"
+          }
+        },
+        "ansi-regex": {
+          "version": "5.0.0",
+          "resolved": "https://registry.npmjs.org/ansi-regex/-/ansi-regex-5.0.0.tgz",
+          "integrity": "sha512-bY6fj56OUQ0hU1KjFNDQuJFezqKdrAyFdIevADiqrWHwSlbmBNMHp5ak2f40Pm8JTFyM2mqxkG6ngkHO11f/lg==",
+          "dev": true
+        },
+        "astral-regex": {
+          "version": "2.0.0",
+          "resolved": "https://registry.npmjs.org/astral-regex/-/astral-regex-2.0.0.tgz",
+          "integrity": "sha512-Z7tMw1ytTXt5jqMcOP+OQteU1VuNK9Y02uuJtKQ1Sv69jXQKKg5cibLwGJow8yzZP+eAc18EmLGPal0bp36rvQ==",
+          "dev": true
+        },
+        "cli-cursor": {
+          "version": "3.1.0",
+          "resolved": "https://registry.npmjs.org/cli-cursor/-/cli-cursor-3.1.0.tgz",
+          "integrity": "sha512-I/zHAwsKf9FqGoXM4WWRACob9+SNukZTd94DWF57E4toouRulbCxcUh6RKUEOQlYTHJnzkPMySvPNaaSLNfLZw==",
+          "dev": true,
+          "requires": {
+            "restore-cursor": "^3.1.0"
+          }
+        },
+        "emoji-regex": {
+          "version": "8.0.0",
+          "resolved": "https://registry.npmjs.org/emoji-regex/-/emoji-regex-8.0.0.tgz",
+          "integrity": "sha512-MSjYzcWNOA0ewAHpz0MxpYFvwg6yjy1NG3xteoqz644VCo/RPgnr1/GGt+ic3iJTzQ8Eu3TdM14SawnVUmGE6A==",
+          "dev": true
+        },
+        "is-fullwidth-code-point": {
+          "version": "3.0.0",
+          "resolved": "https://registry.npmjs.org/is-fullwidth-code-point/-/is-fullwidth-code-point-3.0.0.tgz",
+          "integrity": "sha512-zymm5+u+sCsSWyD9qNaejV3DFvhCKclKdizYaJUuHA83RLjb7nSuGnddCHGv0hk+KY7BMAlsWeK4Ueg6EV6XQg==",
+          "dev": true
+        },
+        "mimic-fn": {
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+          "dev": true
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+          "dev": true,
+          "requires": {
+            "mimic-fn": "^2.1.0"
+          }
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+        "restore-cursor": {
+          "version": "3.1.0",
+          "resolved": "https://registry.npmjs.org/restore-cursor/-/restore-cursor-3.1.0.tgz",
+          "integrity": "sha512-l+sSefzHpj5qimhFSE5a8nufZYAM3sBSVMAPtYkmC+4EH2anSGaEMXSD0izRQbu9nfyQ9y5JrVmp7E8oZrUjvA==",
+          "dev": true,
+          "requires": {
+            "onetime": "^5.1.0",
+            "signal-exit": "^3.0.2"
+          }
+        },
+        "slice-ansi": {
+          "version": "4.0.0",
+          "resolved": "https://registry.npmjs.org/slice-ansi/-/slice-ansi-4.0.0.tgz",
+          "integrity": "sha512-qMCMfhY040cVHT43K9BFygqYbUPFZKHOg7K73mtTWJRb8pyP3fzf4Ixd5SzdEJQ6MRUg/WBnOLxghZtKKurENQ==",
+          "dev": true,
+          "requires": {
+            "ansi-styles": "^4.0.0",
+            "astral-regex": "^2.0.0",
+            "is-fullwidth-code-point": "^3.0.0"
+          }
+        },
+        "string-width": {
+          "version": "4.2.0",
+          "resolved": "https://registry.npmjs.org/string-width/-/string-width-4.2.0.tgz",
+          "integrity": "sha512-zUz5JD+tgqtuDjMhwIg5uFVV3dtqZ9yQJlZVfq4I01/K5Paj5UHj7VyrQOJvzawSVlKpObApbfD0Ed6yJc+1eg==",
+          "dev": true,
+          "requires": {
+            "emoji-regex": "^8.0.0",
+            "is-fullwidth-code-point": "^3.0.0",
+            "strip-ansi": "^6.0.0"
+          }
+        },
+        "strip-ansi": {
+          "version": "6.0.0",
+          "resolved": "https://registry.npmjs.org/strip-ansi/-/strip-ansi-6.0.0.tgz",
+          "integrity": "sha512-AuvKTrTfQNYNIctbR1K/YGTR1756GycPsg7b9bdV9Duqur4gv6aKqHXah67Z8ImS7WEz5QVcOtlfW2rZEugt6w==",
+          "dev": true,
+          "requires": {
+            "ansi-regex": "^5.0.0"
+          }
+        },
+        "wrap-ansi": {
+          "version": "6.2.0",
+          "resolved": "https://registry.npmjs.org/wrap-ansi/-/wrap-ansi-6.2.0.tgz",
+          "integrity": "sha512-r6lPcBGxZXlIcymEu7InxDMhdW0KDxpLgoFLcguasxCaJ/SOIZwINatK9KY/tf+ZrlywOKU0UDj3ATXUBfxJXA==",
+          "dev": true,
+          "requires": {
+            "ansi-styles": "^4.0.0",
+            "string-width": "^4.1.0",
+            "strip-ansi": "^6.0.0"
+          }
+        }
+      }
+    },
     "loose-envify": {
       "version": "1.4.0",
       "resolved": "https://registry.npmjs.org/loose-envify/-/loose-envify-1.4.0.tgz",
@@ -4374,6 +4704,12 @@
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       "dev": true
     },
+    "platform": {
+      "version": "1.3.6",
+      "resolved": "https://registry.npmjs.org/platform/-/platform-1.3.6.tgz",
+      "integrity": "sha512-fnWVljUchTro6RiCFvCXBbNhJc2NijN7oIQxbwsyL0buWJPG85v81ehlHI9fXrJsMNgTofEoWIQeClKpgxFLrg==",
+      "dev": true
+    },
     "plur": {
       "version": "4.0.0",
       "resolved": "https://registry.npmjs.org/plur/-/plur-4.0.0.tgz",
@@ -4402,6 +4738,12 @@
       "integrity": "sha1-6SQ0v6XqjBn0HN/UAddBo8gZ2Jc=",
       "dev": true
     },
+    "prettier": {
+      "version": "2.2.1",
+      "resolved": "https://registry.npmjs.org/prettier/-/prettier-2.2.1.tgz",
+      "integrity": "sha512-PqyhM2yCjg/oKkFPtTGUojv7gnZAoG80ttl45O6x2Ug/rMJw4wcc9k6aaf2hibP7BGVCCM33gZoGjyvt9mm16Q==",
+      "dev": true
+    },
     "private": {
       "version": "0.1.8",
       "resolved": "https://registry.npmjs.org/private/-/private-0.1.8.tgz",
@@ -5163,6 +5505,12 @@
         }
       }
     },
+    "stats-median": {
+      "version": "1.0.1",
+      "resolved": "https://registry.npmjs.org/stats-median/-/stats-median-1.0.1.tgz",
+      "integrity": "sha512-IYsheLg6dasD3zT/w9+8Iq9tcIQqqu91ZIpJOnIEM25C3X/g4Tl8mhXwW2ZQpbrsJISr9+wizEYgsibN5/b32Q==",
+      "dev": true
+    },
     "string-width": {
       "version": "2.1.1",
       "resolved": "https://registry.npmjs.org/string-width/-/string-width-2.1.1.tgz",
@@ -5529,6 +5877,12 @@
         "crypto-random-string": "^2.0.0"
       }
     },
+    "universalify": {
+      "version": "1.0.0",
+      "resolved": "https://registry.npmjs.org/universalify/-/universalify-1.0.0.tgz",
+      "integrity": "sha512-rb6X1W158d7pRQBg5gkR8uPaSfiids68LTJQYOtEUhoJUWBdaQHsuT/EUduxXYxcrt4r5PJ4fuHW1MHT6p0qug==",
+      "dev": true
+    },
     "unset-value": {
       "version": "1.0.0",
       "resolved": "https://registry.npmjs.org/unset-value/-/unset-value-1.0.0.tgz",
diff --git a/package.json b/package.json
index c40b825..cf6b8d8 100644
--- a/package.json
+++ b/package.json
@@ -9,6 +9,8 @@
     "build": "npm run build:js && npm run copy:types",
     "build:js": "BABEL_ENV=production babel src --out-dir dist",
     "prepublishOnly": "npm run build",
+    "analyze": "node ./analyze/benchmark.js",
+    "analyze:make-files": "node ./analyze/createTestFiles.js",
     "test": "npm run test:js && npm run test:types",
     "test:js": "mocha --reporter spec",
     "test:types": "npm run copy:types && tsd",
@@ -45,8 +47,11 @@
     "@babel/preset-env": "^7.3.4",
     "@types/node": "^14.14.9",
     "babel-preset-minify": "^0.5.0",
+    "benchmark": "^2.1.4",
+    "benny": "^3.6.15",
     "chai": "^3.5.0",
     "chai-as-promised": "^6.0.0",
+    "cli-progress": "^3.8.2",
     "eslint": "^5.15.1",
     "mocha": "^8.2.1",
     "tsd": "^0.13.1"
diff --git a/tsconfig.json b/tsconfig.json
index 1f8fdb0..f9833a4 100644
--- a/tsconfig.json
+++ b/tsconfig.json
@@ -1,6 +1,6 @@
 {
   "compilerOptions": {
-    "lib": ["node"],
+    "lib": ["ES5"],
     "module": "commonjs",
     "moduleResolution": "node",
     "noEmit": true,