uuid4 - npm Package Compare versions

Comparing version 1.1.4 to 2.0.0

browser.js

@@ -1,57 +0,16 @@
-(function() {
-  function getBytes() {
-    try {
-      // Modern Browser
-      return Array.from(
-        (window.crypto || window.msCrypto).getRandomValues(new Uint8Array(16))
-      );
-    } catch (error) {
-      // Legacy Browser, fallback to Math.random
-      var ret = [];
-      while (ret.length < 16) ret.push((Math.random() * 256) & 0xff);
-      return ret;
-    }
-  }
+const uuidPattern = /^[0-9a-f]{8}-[0-9a-f]{4}-4[0-9a-f]{3}-[89ab][0-9a-f]{3}-[0-9a-f]{12}$/i;
+function valid(uuid) {
+  return uuidPattern.test(uuid);
+}
 
-  function m(v) {
-    v = v.toString(16);
-    if (v.length < 2) v = "0" + v;
-    return v;
-  }
+// Based on https://abhishekdutta.org/blog/standalone_uuid_generator_in_javascript.html
+// IE11 and Modern Browsers Only
+function uuid4() {
+  var temp_url = URL.createObjectURL(new Blob());
+  var uuid = temp_url.toString();
+  URL.revokeObjectURL(temp_url);
+  return uuid.split(/[:\/]/g).pop().toLowerCase(); // remove prefixes
+}
+uuid4.valid = valid;
 
-  function genUUID() {
-    var rnd = getBytes();
-    rnd[6] = (rnd[6] & 0x0f) | 0x40;
-    rnd[8] = (rnd[8] & 0x3f) | 0x80;
-    rnd = rnd
-      .map(m)
-      .join("")
-      .match(/(.{8})(.{4})(.{4})(.{4})(.{12})/);
-    rnd.shift();
-    return rnd.join("-");
-  }
-
-  var uuidPattern = /^[0-9a-f]{8}-[0-9a-f]{4}-4[0-9a-f]{3}-[89ab][0-9a-f]{3}-[0-9a-f]{12}$/;
-  function isUUID(uuid) {
-    return uuidPattern.test(uuid);
-  }
-
-  genUUID.valid = isUUID;
-
-  // global
-  if (window) {
-    window.uuid4 = genUUID;
-  }
-
-  // Node-style CJS
-  if (typeof module !== "undefined" && module.exports) {
-    module.exports = genUUID;
-  }
-
-  // AMD - legacy
-  if (typeof define === "function" && define.amd) {
-    define([], function() {
-      return genUUID;
-    });
-  }
-})();
+module.exports = uuid4;

index.js

@@ -1,34 +0,18 @@
-"use strict";
+const crypto = require("crypto");
 
-var crypto = require("crypto"),
-  uuidPattern = /^[0-9a-f]{8}-[0-9a-f]{4}-4[0-9a-f]{3}-[89ab][0-9a-f]{3}-[0-9a-f]{12}$/;
+const uuidPattern = /^[0-9a-f]{8}-[0-9a-f]{4}-4[0-9a-f]{3}-[89ab][0-9a-f]{3}-[0-9a-f]{12}$/i;
+function valid(uuid) {
+  return uuidPattern.test(uuid);
+}
 
-exports = module.exports = genUUID;
-exports.valid = isUUID;
-
-function genUUID(callback) {
-  if (typeof callback !== "function") {
-    var rnd = crypto.randomBytes(16);
-    rnd[6] = (rnd[6] & 0x0f) | 0x40;
-    rnd[8] = (rnd[8] & 0x3f) | 0x80;
-    rnd = rnd.toString("hex").match(/(.{8})(.{4})(.{4})(.{4})(.{12})/);
-    rnd.shift();
-    return rnd.join("-");
-  }
-  crypto.randomBytes(16, function(err, rnd) {
-    if (err) return callback(err);
-    try {
-      rnd[6] = (rnd[6] & 0x0f) | 0x40;
-      rnd[8] = (rnd[8] & 0x3f) | 0x80;
-      rnd = rnd.toString("hex").match(/(.{8})(.{4})(.{4})(.{4})(.{12})/);
-      rnd.shift();
-      return callback(null, rnd.join("-"));
-    } catch (err2) {
-      return callback(err2);
-    }
-  });
+function uuid4() {
+  var rnd = crypto.randomBytes(16);
+  rnd[6] = (rnd[6] & 0x0f) | 0x40;
+  rnd[8] = (rnd[8] & 0x3f) | 0x80;
+  rnd = rnd.toString("hex").match(/(.{8})(.{4})(.{4})(.{4})(.{12})/);
+  rnd.shift();
+  return rnd.join("-");
 }
+uuid4.valid = valid;
 
-function isUUID(uuid) {
-  return uuidPattern.test(uuid);
-}
+module.exports = uuid4;

package.json

 {
   "name": "uuid4",
-  "version": "1.1.4",
+  "version": "2.0.0",
   "description": "Node UUID v4 Generator",
   "main": "index.js",
-  "browser": "browser.js",
+  "module": "index.mjs",
+  "browser": {
+    "./index.js": "browser.js",
+    "./index.mjs": "browser.mjs"
+  },
   "repository": {
@@ -8,0 +12,0 @@ "type": "git",

README.md

@@ -5,2 +5,5 @@ # uuid4
 
+NOTE: as of Version 2, legacy browsers are no longer supported, you can keep using 1.x if you need
+to support modern and legacy browsers.
+
 ## Install
@@ -15,3 +18,3 @@
 ```javascript
-var uuid4 = require('uuid4');
+var uuid4 = require("uuid4");
 
@@ -22,3 +25,3 @@ // Generate a new UUID
 // Validate a UUID as proper V4 format
-uuid4.valid(id);  // true
+uuid4.valid(id); // true
 ```
@@ -28,2 +31,2 @@
 
-ISC License
+ISC License

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Improved metrics

Total package byte prevSize

3807

increased by2.81%

Number of package files

7

increased by40%

Number of lines in readme file

29

increased by16%

Worsened metrics

Lines of code

60

decreased by-25%

Number of medium maintenance alerts

1

increased byInfinity%

No dependency changes