check-types - npm Package Compare versions

Comparing version 4.1.0 to 4.2.0

bower.json

 {
     "name": "check-types",
-    "version": "4.1.0",
+    "version": "4.2.0",
     "main": "src/check-types.min.js",
@@ -5,0 +5,0 @@ "ignore": [

component.json

 {
     "name": "check-types",
-    "version": "4.1.0",
+    "version": "4.2.0",
     "description": "A tiny library for asserting types and values.",
@@ -5,0 +5,0 @@ "repo": "philbooth/check-types.js",

HISTORY.md

 # History
 
+## 4.2
+
+* Implement `includes`.
+
 ## 4.1
@@ -12,2 +16,3 @@
   * Support derived error objects in `error`.
+* Fix HTMLElement instance predicate bug in Safari.
 
@@ -14,0 +19,0 @@ ## 3.3

package.json

 {
     "name": "check-types",
-    "version": "4.1.0",
+    "version": "4.2.0",
     "description": "A little library for asserting types and values.",
@@ -5,0 +5,0 @@ "homepage": "https://github.com/philbooth/check-types.js",

README.md

@@ -54,3 +54,3 @@ # check-types.js
 
-23 kb unminified with comments, 5.8 kb minified, 2 kb minified + gzipped.
+23 kb unminified with comments, 6.2 kb minified, 2.1 kb minified + gzipped.
 
@@ -347,2 +347,7 @@ ## How do I install it?
 
+* `check.includes(thing, value)`:
+  Returns `true`
+  if `thing` includes `value`,
+  `false` otherwise.
+
 * `check.arrayLike(thing)`:
@@ -349,0 +354,0 @@ Returns `true`

src/check-types.js

@@ -23,2 +23,3 @@ /*globals define, module, Symbol */
         hasLength: 'Invalid length',
+        includes: 'Invalid value',
         emptyArray: 'Invalid array',
@@ -61,2 +62,3 @@ array: 'Invalid array',
         hasLength: hasLength,
+        includes: includes,
         emptyArray: emptyArray,
@@ -240,2 +242,46 @@ array: array,
     /**
+     * Public function `includes`.
+     *
+     * Returns `true` if something contains `value`,
+     * `false` otherwise.
+     *
+     */
+    function includes (data, value) {
+        var iterator, iteration;
+
+        if (not.assigned(data)) {
+            return false;
+        }
+
+        try {
+            if (typeof Symbol !== 'undefined' && data[Symbol.iterator] && isFunction(data.values)) {
+                iterator = data.values();
+
+                do {
+                    iteration = iterator.next();
+
+                    if (iteration.value === value) {
+                        return true;
+                    }
+                } while (! iteration.done);
+
+                return false;
+            }
+
+            Object.keys(data).forEach(function (key) {
+                if (data[key] === value) {
+                    throw 0;
+                }
+            });
+        } catch (ignore) {
+            if (ignore.stack) {
+            console.log(ignore.stack);
+            }
+            return true;
+        }
+
+        return false;
+    }
+
+    /**
      * Public function `emptyArray`.
@@ -827,6 +873,3 @@ *
                     ) {
-                        // HACK: Ideally we'd use a for...of loop and return here,
-                        //       but that syntax is not supported by ES5. We could
-                        //       use a transpiler and a build step but I'm happy
-                        //       enough with this until ES6 is the baseline.
+                        // TODO: Replace with for...of when ES6 is required.
                         throw 0;
@@ -833,0 +876,0 @@ }

src/check-types.min.js

@@ -1,1 +0,1 @@
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Total package byte prevSize

128994

increased by2.82%

Lines of code

2428

increased by3.14%

Number of lines in readme file

741

increased by0.68%

No dependency changes