ExBuffer - npm Package Compare versions

Comparing version 0.4.0 to 0.4.2

ExBuffer.js

@@ -9,3 +9,3 @@ /*!
 * 构造方法
-* @param bufferLength 缓存区长度，默认512 byte
+* @param bufferLength 缓存区长度，默认8k
 */
@@ -16,3 +16,3 @@ var ExBuffer = function (bufferLength) {
     var _endian = 'B';
-    var _buffer = new Buffer(bufferLength || 512);//Buffer大于8kb 会使用slowBuffer，效率低
+    var _buffer = new Buffer(bufferLength || 8192);
     var _readOffset = 0;
@@ -115,4 +115,4 @@ var _putOffset = 0;
         //buf.copy(targetBuffer, [targetStart], [sourceStart], [sourceEnd])
-        //当前缓冲区已经不能满足次数数据了
-        if(len + getLen() > _buffer.length){
+        //当前缓冲区已经不能满足次数数据了,这里我们保证尾部至少有一个位置永远空余，避免读写指针重叠
+        if(len + getLen() > _buffer.length - 1){
             var ex = Math.ceil((len + getLen())/(1024));//每次扩展1kb
@@ -119,0 +119,0 @@ var tmp = new Buffer(ex * 1024);

package.json

@@ -9,3 +9,3 @@ {
   "main"          : "ExBuffer.js",
-  "version"       : "0.4.0"
+  "version"       : "0.4.2"
 }

No alert changes

Improved metrics

Total package byte prevSize

18162

increased by0.19%

No dependency changes