bytes - npm Package Compare versions

Comparing version 2.2.0 to 2.3.0

History.md

@@ -0,1 +1,9 @@
+2.3.0 / 2016-02-15
+==================
+
+  * Drop partial bytes on all parsed units
+  * Fix non-finite numbers to `.format` to return `null`
+  * Fix parsing byte string that looks like hex
+  * perf: hoist regular expressions
+
 2.2.0 / 2015-11-13
@@ -2,0 +10,0 @@ ==================

index.js

@@ -24,2 +24,6 @@ /*!
 
+var formatThousandsRegExp = /\B(?=(\d{3})+(?!\d))/g;
+
+var formatDecimalsRegExp = /(?:\.0*|(\.[^0]+)0+)$/;
+
 var map = {
@@ -33,4 +37,9 @@ b:  1,
 
+// TODO: use is-finite module?
+var numberIsFinite = Number.isFinite || function (v) { return typeof v === 'number' && isFinite(v); };
+
+var parseRegExp = /^((-|\+)?(\d+(?:\.\d+)?)) *(kb|mb|gb|tb)$/i;
+
 /**
- *Convert the given value in bytes into a string or parse to string to an integer in bytes.
+ * Convert the given value in bytes into a string or parse to string to an integer in bytes.
  *
@@ -71,2 +80,4 @@ * @param {string|number} value
  * @param {string} [options.thousandsSeparator=]
+ *
+ * @returns {string|null}
  * @public
@@ -76,3 +87,3 @@ */
 function format(value, options) {
-  if (typeof value !== 'number') {
+  if (!numberIsFinite(value)) {
     return null;
@@ -101,7 +112,7 @@ }
   if (!fixedDecimals) {
-    str = str.replace(/(?:\.0*|(\.[^0]+)0+)$/, '$1');
+    str = str.replace(formatDecimalsRegExp, '$1');
   }
 
   if (thousandsSeparator) {
-    str = str.replace(/\B(?=(\d{3})+(?!\d))/g, thousandsSeparator);
+    str = str.replace(formatThousandsRegExp, thousandsSeparator);
   }
@@ -118,2 +129,4 @@
  * @param {number|string} val
+ *
+ * @returns {number|null}
  * @public
@@ -132,3 +145,3 @@ */
   // Test if the string passed is valid
-  var results = val.match(/^((-|\+)?(\d+(?:\.\d+)?)) *(kb|mb|gb|tb)$/i);
+  var results = parseRegExp.exec(val);
   var floatValue;
@@ -139,3 +152,3 @@ var unit = 'b';
     // Nothing could be extracted from the given string
-    floatValue = parseInt(val);
+    floatValue = parseInt(val, 10);
     unit = 'b'
@@ -148,3 +161,3 @@ } else {
 
-  return map[unit] * floatValue;
+  return Math.floor(map[unit] * floatValue);
 }

package.json

 {
   "name": "bytes",
   "description": "Utility to parse a string bytes to bytes and vice-versa",
-  "version": "2.2.0",
+  "version": "2.3.0",
   "author": "TJ Holowaychuk <[e-mail]> (http://tjholowaychuk.com)",
@@ -6,0 +6,0 @@ "contributors": [

Readme.md

@@ -61,2 +61,12 @@ # Bytes utility
 
+Supported units and abbreviations are as follows and are case-insensitive:
+
+  * "b" for bytes
+  * "kb" for kilobytes
+  * "mb" for megabytes
+  * "gb" for gigabytes
+  * "tb" for terabytes
+
+The units are in powers of two, not ten. This means 1kb = 1024b according to this parser.
+
 **Arguments**
@@ -63,0 +73,0 @@

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Improved metrics

Total package byte prevSize

9485

increased by9.74%

Lines of code

127

increased by7.63%

Number of lines in readme file

110

increased by10%

No dependency changes