v1.2.0 Throw Error objects

README.md

@@ -211,6 +211,9 @@ See LICENCE.
 
 ## Change Log
 
+####1.2.0
+* 19/9/2013 Throw Error objects for stack.
+
 ####1.1.1
 * 22/8/2013 Show original value in constructor error message.
 
@@ -222,5 +225,3 @@ See LICENCE.
 
 ####1.0.0
 * 8/11/2012  Initial release   
-
-[![githalytics.com alpha](https://cruel-carlota.pagodabox.com/50b85fd919b406ef9312551092a95fb7 "githalytics.com")](http://githalytics.com/MikeMcl/bignumber.js)

bignumber.js

@@ -1,9 +1,9 @@
-/* bignumber.js v1.1.1 https://github.com/MikeMcl/bignumber.js/LICENCE */
+/* bignumber.js v1.2.0 https://github.com/MikeMcl/bignumber.js/LICENCE */
 ;(function ( global ) {
     'use strict';
 
     /*
-      bignumber.js v1.1.1
+      bignumber.js v1.2.0
       A JavaScript library for arbitrary-precision arithmetic.
       https://github.com/MikeMcl/bignumber.js
       Copyright (c) 2012 Michael Mclaughlin <M8ch88l@gmail.com>
@@ -409,32 +409,33 @@
 
     // Assemble error messages. Throw BigNumber Errors.
     function ifExceptionsThrow( arg, i, j, isArray, isRange, isErrors) {
+
         if ( ERRORS ) {
-            var method = ['new BigNumber', 'cmp', 'div', 'eq', 'gt', 'gte', 'lt',
+            var error,
+                method = ['new BigNumber', 'cmp', 'div', 'eq', 'gt', 'gte', 'lt',
                      'lte', 'minus', 'mod', 'plus', 'times', 'toFr'
                     ][ id ? id < 0 ? -id : id : 1 / id < 0 ? 1 : 0 ] + '()',
-                error = outOfRange ? ' out of range' : ' not a' +
+                message = outOfRange ? ' out of range' : ' not a' +
                   ( isRange ? ' non-zero' : 'n' ) + ' integer';
 
-            error = ( [
+            message = ( [
                 method + ' number type has more than 15 significant digits',
                 method + ' not a base ' + j + ' number',
-                method + ' base' + error,
+                method + ' base' + message,
                 method + ' not a number' ][i] ||
                   j + '() ' + i + ( isErrors
                     ? ' not a boolean or binary digit'
-                    : error + ( isArray
+                    : message + ( isArray
                       ? ' or not [' + ( outOfRange
                         ? ' negative, positive'
                         : ' integer, integer' ) + ' ]'
                       : '' ) ) ) + ': ' + arg;
 
             outOfRange = id = 0;
-            throw {
-                name : 'BigNumber Error',
-                message : error,
-                toString : function () {return this.name + ': ' + this.message}
-            }
+            error = new Error(message);
+            error['name'] = 'BigNumber Error';
+
+            throw error
         }
     }
 

doc/API.html

@@ -1465,9 +1465,10 @@ y.s                     // -1</pre>
 
     <h4 id='Errors'>Errors</h4>
     <p>
-      The table below shows the BigNumber Errors that may be thrown if
-      <code>ERRORS</code> is <code>true</code>, and what happens if
-      <code>ERRORS</code> is <code>false</code>.
+      The errors that are thrown are generic <code>Error</code> objects with
+      <code>name</code> <i>BigNumber Error</i>. The table below shows the errors
+      that may be thrown if <code>ERRORS</code> is <code>true</code>, and the
+      action taken if <code>ERRORS</code> is <code>false</code>.
     </p>
     <table class='error-table'>
       <tr>
@@ -1637,18 +1638,18 @@ y.s                     // -1</pre>
       <sup>*</sup>No error is thrown if the value is <code>NaN</code> or 'NaN'
     </p>
     <p>
-      The message of a BigNumber Error will also contain the name of the
+      The message of a <i>BigNumber Error</i> will also contain the name of the
       method from which the error originated.
     </p>
     <p>
-      To determine if an exception is a BigNumber Error:
+      To determine if an exception is a <i>BigNumber Error</i>:
     </p>
     <pre>
 try {
-    // do something with BigNumbers
+    // ...
 } catch (e) {
-    if (e.name == 'BigNumber Error') {
-        // do something
+    if ( e instanceof Error && e.name == 'BigNumber Error' ) {
+        // ...
     }
 }</pre>
 

package.json

@@ -1,7 +1,7 @@
 {
   "name": "bignumber.js",
   "description": "A library for arbitrary-precision decimal and non-decimal arithmetic",
-  "version": "1.1.1",
+  "version": "1.2.0",
   "keywords": [
     "arbitrary",
     "precision",