archive-gh-me/node-postgres
1
0
Fork 0
mirror of https://github.com/brianc/node-postgres.git synced 2026-01-25 16:03:13 +00:00
Code Issues Projects Releases Wiki Activity

shortcut the join method for single buffer writers

Browse Source
This commit is contained in:
brianc 2010-12-29 19:04:33 -06:00
parent 51d922f3e1
commit 66add6defc
1 changed files with 10 additions and 4 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

14
lib/writer.js
View File

@ -17,9 +17,12 @@ p.addInt16 = function(val, front) {
};
p.getByteLength = function(initial) {
return this.buffers.reduce(function(previous, current){
return previous + current.length;
},initial || 0);
var totalBufferLength = 0;
var buffers = this.buffers;
for(var i = 0, len = buffers.length; i < len; i++) {
totalBufferLength += buffers[i].length;
}
return totalBufferLength;
};
p.addInt32 = function(val, first) {
@ -44,10 +47,13 @@ p.addChar = function(char, first) {
};
p.join = function() {
var length = this.buffers.length;
if(length===1) {
return this.buffers[0]
}
var result = Buffer(this.getByteLength());
var index = 0;
var buffers = this.buffers;
var length = this.buffers.length;
for(var i = 0; i < length; i ++) {
var buffer = buffers[i];
buffer.copy(result, index, 0);