is - npm Package Compare versions

Comparing version 2.0.2 to 2.1.0

component.json

@@ -5,5 +5,5 @@ {
   "description": "The definitive type testing library",
-  "version": "2.0.2",
+  "version": "2.1.0",
   "dependencies": {},
   "scripts": ["index.js"]
 }

index.js

@@ -23,2 +23,5 @@
 
+var base64Regex = /^([A-Za-z0-9+/]{4})*([A-Za-z0-9+/]{4}|[A-Za-z0-9+/]{3}=|[A-Za-z0-9+/]{2}==)$/;
+var hexRegex = /^[A-Fa-f0-9]+$/;
+
 /**
@@ -711,1 +714,34 @@ * Expose `is`
 
+/**
+ * Test base64 string.
+ */
+
+/**
+ * is.base64
+ * Test if `value` is a valid base64 encoded string.
+ *
+ * @param {Mixed} value value to test
+ * @return {Boolean} true if 'value' is a base64 encoded string, false otherwise
+ * @api public
+ */
+
+is.base64 = function (value) {
+  return is.string(value) && (!value.length || base64Regex.test(value));
+};
+
+/**
+ * Test base64 string.
+ */
+
+/**
+ * is.hex
+ * Test if `value` is a valid hex encoded string.
+ *
+ * @param {Mixed} value value to test
+ * @return {Boolean} true if 'value' is a hex encoded string, false otherwise
+ * @api public
+ */
+
+is.hex = function (value) {
+  return is.string(value) && (!value.length || hexRegex.test(value));
+};

package.json

 {
   "name": "is",
-  "version": "2.0.2",
+  "version": "2.1.0",
   "main": "index.js",
@@ -35,6 +35,6 @@ "scripts": {
   "devDependencies": {
-    "tape": "~3.0.0",
+    "tape": "~3.0.1",
     "foreach": "~2.0.5",
-    "covert": "~1.0.0",
-    "jscs": "~1.6.2"
+    "covert": "1.0.0",
+    "jscs": "~1.7.3"
   },
@@ -41,0 +41,0 @@ "testling": {

README.md

@@ -111,3 +111,8 @@ # is <sup>[![Version Badge][npm-version-svg]][npm-url]</sup>
 
+### encoded binary
 
+ - ``is.base64`` (value)
+ - ``is.hex`` (value)
+
+
 ## Contributors
@@ -132,2 +137,1 @@
 [downloads-url]: http://npm-stat.com/charts.html?package=is
-

test/index.js

@@ -575,1 +575,17 @@ var test = require('tape');
 
+test('is.base64', function (t) {
+  t.ok(is.base64('wxyzWXYZ/+=='), 'string is base64 encoded');
+  t.ok(is.base64(''), 'zero length string is base64 encoded');
+  t.notOk(is.base64('wxyzWXYZ123/+=='), 'string length not a multiple of four is not base64 encoded');
+  t.notOk(is.base64('wxyzWXYZ1234|]=='), 'string with invalid characters is not base64 encoded');
+  t.notOk(is.base64('wxyzWXYZ1234==/+'), 'string with = not at end is not base64 encoded');
+  t.notOk(is.base64('wxyzWXYZ1234/==='), 'string ending with === is not base64 encoded');
+  t.end();
+});
+
+test('is.hex', function (t) {
+  t.ok(is.hex('abcdABCD1234'), 'string is hex encoded');
+  t.ok(is.hex(''), 'zero length string is hex encoded');
+  t.notOk(is.hex('wxyzWXYZ1234/+=='), 'string with invalid characters is not hex encoded');
+  t.end();
+});

No alert changes

Improved metrics

Total package byte prevSize

49240

increased by8.03%

Number of package files

8

increased by14.29%

Lines of code

1165

increased by4.02%

Number of lines in readme file

136

increased by3.03%

No dependency changes