headers event is not fired

[russgove]

Describe the bug
The headers event is not fired

Parsing or Formatting?

• Formatting
• Parsing

To Reproduce
Steps to reproduce the behavior:

let fileStream = fs.createReadStream(fileName);
let csvStream: any = csv.parseStream(fileStream, {  })
csvStream
  .on("headers",function(headers:any){ // not gerring called. should validate column names up front
    csvStream.pause();
    cmd.log(headers);
    csvStream.resume();
  }) 

Expected behavior
I expect the headers to be logged, but the .on("headers" function is never called

Screenshots

Desktop (please complete the following information):

• OS: Windows
• OS Version 10
• Node Version v8.14.0

Additional context
i am using package "@fast-csv/parse": "4.1.0",

[doug-martin]

Try setting headers option set to true

csv.parseStream(fileStream, { headers: true })

[russgove]

Hi , After setting headers to true it still does not get called.

…

On Mon, Feb 17, 2020 at 10:43 AM Doug Martin ***@***.***> wrote: Try setting headers option set to true — You are receiving this because you authored the thread. Reply to this email directly, view it on GitHub <#329?email_source=notifications&email_token=AASNDHFBFTGKVBYLBOBTIN3RDKWC3A5CNFSM4KWUBMMKYY3PNVWWK3TUL52HS4DFVREXG43VMVBW63LNMVXHJKTDN5WW2ZLOORPWSZGOEL63JSQ#issuecomment-587052234>, or unsubscribe <https://github.com/notifications/unsubscribe-auth/AASNDHGOGNMVG5MWROZHU4DRDKWC3ANCNFSM4KWUBMMA> .

[doug-martin]

Can you please post a sample CSV, so I can try to recreate?

[russgove]

Thanks for the quick reply! Heres my sample csv
"Title","Apersonq"
"Test1",1
"Test2","2S"
"Test33","3"

[doug-martin]

So I found the issue...it was when publishing to npm I didnt have a prepare step to rebuild the code.

I tested with v4.1.1 and it worked as expected.

[russgove]

works great, THANKS!