Replace BigNumber.isBigNumber with isBigNumber prototype property
This commit is contained in:
Michael Mclaughlin
parent
2ccc3a7d28
commit
18bbdc8836
19
bignumber.js
19
bignumber.js
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@ -38,7 +38,7 @@
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/*
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* Create and return a BigNumber constructor.
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*/
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function constructorFactory(configObj) {
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function constructorFactory(config) {
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var div, parseNumeric,
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// id tracks the caller function, so its name can be included in error messages.
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@ -493,14 +493,6 @@
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};
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/*
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* Return true if value v is a BigNumber instance, otherwise return false.
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*
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* v {any} A value that may or may not be a BigNumber instance.
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*/
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BigNumber.isBigNumber = isBigNumber;
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/*
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* Return a new BigNumber whose value is the maximum of the arguments.
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*
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@ -2557,7 +2549,9 @@
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};
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if ( configObj != null ) BigNumber.config(configObj);
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P.isBigNumber = true;
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if ( config != null ) BigNumber.config(config);
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return BigNumber;
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}
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@ -2648,11 +2642,6 @@
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}
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function isBigNumber(v) {
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return !!( v && v.constructor && v.constructor.isBigNumber === isBigNumber );
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}
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/*
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* Convert string of baseIn to an array of numbers of baseOut.
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* Eg. convertBase('255', 10, 16) returns [15, 15].
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52
doc/API.html
52
doc/API.html
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@ -83,9 +83,8 @@ li span{float:right;margin-right:10px;color:#c0c0c0}
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<li><a href="#format" >FORMAT</a></li>
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</ul>
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</li>
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<li><a href="#is-bignumber">isBigNumber</a></li>
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<li><a href="#max">max</a></li>
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<li><a href="#min">min</a></li>
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<li><a href="#max" >max</a></li>
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<li><a href="#min" >min</a></li>
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<li><a href="#random">random</a></li>
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</ul>
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@ -151,6 +150,7 @@ li span{float:right;margin-right:10px;color:#c0c0c0}
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<li><a href="#coefficient">c: coefficient</a></li>
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<li><a href="#exponent" >e: exponent</a></li>
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<li><a href="#sign" >s: sign</a></li>
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<li><a href="#isbig" >isBigNumber</a></li>
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</ul>
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<a href="#zero-nan-infinity">Zero, NaN & Infinity</a>
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@ -671,27 +671,6 @@ obj.RANGE // [-500, 500]</pre>
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<h5 id="is-bignumber">
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isBigNumber<code class='inset'>.isBigNumber(n) <i>⇒ boolean</i></code>
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</h5>
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<p><code>n</code>: <i>any</i></p>
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<p>
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Returns <code>true</code> if <code>n</code> is a BigNumber instance, otherwise returns
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<code>false</code>.
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</p>
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<pre>
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x = 42
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y = new BigNumber(x)
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BigNumber.isBigNumber(x) // false
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BigNumber.isBigNumber(y) // true
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BN = BigNumber.another();
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z = new BN(x)
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BigNumber.isBigNumber(z) // true</pre>
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<h5 id="max">
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max<code class='inset'>.max([arg1 [, arg2, ...]]) <i>⇒ BigNumber</i></code>
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</h5>
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@ -1798,7 +1777,7 @@ y.valueOf() // '1.777e+457'</pre>
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<h4 id="instance-properties">Properties</h4>
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<p>A BigNumber is an object with three properties:</p>
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<p>The properties of a BigNumber instance:</p>
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<table>
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<tr>
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<th>Property</th>
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@ -1824,9 +1803,18 @@ y.valueOf() // '1.777e+457'</pre>
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<td><i>number</i></td>
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<td><code>-1</code> or <code>1</code></td>
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</tr>
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<tr>
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<td class='centre' id='isbig'><b>isBigNumber</b></td>
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<td>type identifier</td>
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<td><i>boolean</i></td>
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<td><code>true</code></td>
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</tr>
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</table>
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<p><sup>*</sup>significand</p>
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<p>The value of any of the three properties may also be <code>null</code>. </p>
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<p>
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The value of any of the <code>c</code>, <code>e</code> and <code>s</code> properties may also
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be <code>null</code>.
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</p>
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<p>
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From v2.0.0 of this library, the value of the coefficient of a BigNumber is stored in a
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normalised base <code>100000000000000</code> floating point format, as opposed to the base
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@ -1856,6 +1844,18 @@ z.toExponential() // '-1.234567e+4'
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z.c // '1,2,3,4,5,6,7'
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z.e // 4
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z.s // -1</pre>
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<p>Checking if a value is a BigNumber instance:</p>
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<pre>
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x = new BigNumber(3)
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x instanceof BigNumber // true
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x.isBigNumber // true
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BN = BigNumber.another();
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y = new BN(3)
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y instanceof BigNumber // false
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y.isBigNumber // true</pre>
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@ -24,7 +24,6 @@
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'divToInt',
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'dp',
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'floor',
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'isBigNumber',
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'minmax',
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'minus',
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'mod',
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@ -17,7 +17,6 @@
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<!-- <script src='../divToInt.js'></script> -->
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<!-- <script src='../dp.js'></script> -->
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<!-- <script src='../floor.js'></script> -->
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<!-- <script src='../isBigNumber.js'></script> -->
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<!-- <script src='../minmax.js'></script> -->
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<!-- <script src='../minus.js'></script> -->
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<!-- <script src='../mod.js'></script> -->
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@ -16,7 +16,6 @@ console.log( '\n STARTING TESTS...\n' );
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'divToInt',
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'dp',
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'floor',
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'isBigNumber',
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'minmax',
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'minus',
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'mod',
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@ -1,61 +0,0 @@
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var count = (function isBigNumber(BigNumber) {
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var start = +new Date(),
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log,
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error,
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u,
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passed = 0,
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total = 0;
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if (typeof window === 'undefined') {
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log = console.log;
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error = console.error;
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} else {
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log = function (str) { document.body.innerHTML += str.replace('\n', '<br>') };
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error = function (str) { document.body.innerHTML += '<div style="color: red">' +
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str.replace('\n', '<br>') + '</div>' };
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}
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if (!BigNumber && typeof require === 'function') BigNumber = require('../bignumber');
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function assert(expected, actual) {
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total++;
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if (expected !== actual) {
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error('\n Test number: ' + total + ' failed');
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error(' Expected: ' + expected);
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error(' Actual: ' + actual);
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//process.exit();
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} else {
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passed++;
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//log('\n Expected and actual: ' + actual);
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}
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}
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function T(expected, value){
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assert(expected, BigNumber.isBigNumber(value));
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}
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log('\n Testing isBigNumber...');
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T(false, u);
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T(false, void 0);
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T(false, null);
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T(false, '0');
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T(false, 0);
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T(false, 1);
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T(false, NaN);
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T(true, new BigNumber(0));
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T(true, new BigNumber('0'));
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T(true, new BigNumber(1));
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T(true, new BigNumber('1'));
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var AnotherBigNumber = BigNumber.another();
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T(true, new AnotherBigNumber(0));
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T(true, new AnotherBigNumber('0'));
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T(true, new AnotherBigNumber(1));
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T(true, new AnotherBigNumber('1'));
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log('\n ' + passed + ' of ' + total + ' tests passed in ' + (+new Date() - start) + ' ms \n');
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return [passed, total];
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})(this.BigNumber);
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if (typeof module !== 'undefined' && module.exports) module.exports = count;
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