Last active
August 29, 2015 14:16
-
-
Save jgornick/cd2b8bf0d8ba76b5d747 to your computer and use it in GitHub Desktop.
fast-csv Stream Error Issues
This file contains bidirectional Unicode text that may be interpreted or compiled differently than what appears below. To review, open the file in an editor that reveals hidden Unicode characters.
Learn more about bidirectional Unicode characters
// With this example, the error that is thrown outside of the stream is actually caught inside the stream.on('error') handler. | |
var | |
fs = require('fs'), | |
csv = require('fast-csv'); | |
function throwError() { | |
throw new Error('implicit error'); | |
} | |
fs | |
.createReadStream('/tmp/file.csv') | |
.pipe(csv()) | |
.on('error', function(error) { | |
console.log('stream error', error); | |
}) | |
.on('data', function(data) { | |
console.log('stream data', data); | |
}) | |
.on('end', function() { | |
console.log('stream end'); | |
throwError(); | |
}); |
This file contains bidirectional Unicode text that may be interpreted or compiled differently than what appears below. To review, open the file in an editor that reveals hidden Unicode characters.
Learn more about bidirectional Unicode characters
// With this example, the thrown error is handled at the process level and not the stream. This tells me that there is something wrong with how fast-csv handles it's event and in particular the error event. | |
var | |
stream = require('stream'), | |
fs = require('fs'), | |
csv = require('fast-csv'); | |
function throwError() { | |
throw new Error('implicit error'); | |
} | |
fs | |
.createReadStream('/tmp/file.csv') | |
.pipe(csv({ headers: true, objectMode: false })) | |
.pipe(new stream.PassThrough()) | |
.on('error', function(error) { | |
console.log('stream error', error); | |
}) | |
.on('data', function(data) { | |
console.log('stream data', JSON.parse(data.toString('utf8'))); | |
}) | |
.on('end', function() { | |
console.log('stream end'); | |
throwError(); | |
}); |
Sign up for free
to join this conversation on GitHub.
Already have an account?
Sign in to comment