rfc-csv

RFC 4180 CSV stream parser

#rfc-csv

A valid CSV RFC-4180 stream v2 parser

npm install rfc-csv

rfc-csv is a Transform stream there takes a buffer stream and outputs an object stream.

var fs = require('fs');
var csv = require('rfc-csv');
 
// Creates a new CSV Transform stream 
// The constructor takes one argument `useHeader`. If `useHeader` 
// is true the first line will be skiped and a `header` event will be emitted 
var parser = csv(true);
 
// $cat file.csv: 
// id,open,end\r\n 
// 0,180.73,182.81\r\n 
// 1,183.23,183.72\r\n 
// 2,182.20,182.27 
fs.createReadStream('file.csv').pipe(parser);
 
// Await header event 
parser.once('header', function (header) {
  console.log(header);
});
 
// Standard Readable stream event 
parser.once('readable', function () {
 
  // Read the first row there is an array of strings 
  var row = parser.read();
 
  // RFC-4180 do not say anything about number type convertion, so that is 
  // something you must do, fortunately it is easy. 
  row = row.map(Number);
 
  // Output row there is now an array of number 
  console.log(row);
});

##License

The software is license under "MIT"

Copyright (c) 2012 Andreas Madsen

Permission is hereby granted, free of charge, to any person obtaining a copy of this software and associated documentation files (the "Software"), to deal in the Software without restriction, including without limitation the rights to use, copy, modify, merge, publish, distribute, sublicense, and/or sell copies of the Software, and to permit persons to whom the Software is furnished to do so, subject to the following conditions:

The above copyright notice and this permission notice shall be included in all copies or substantial portions of the Software.

THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.