I am facing this problem too, did you found any resolution ?

On Friday, 5 August 2016 20:21:10 UTC+5:30, Raj Kumar Verma wrote:
>
> How i can stop reading csv rows at some particular index using fast-csv 
> node module? In fast-csv their is option for stream pause and resume but no 
> option to close stream at some particular row. Following is the code :
>
> var csvstream = CSV
> .fromPath(self.fetchFilePath(fileName),{ ltrim : true, rtrim : true , headers 
> : true , ignoreEmpty : true })
> .transform(function (data){
>     Object.keys(data).forEach(function (key) {
>        var newKey       = key.trim();
>        data[newKey]     = data[key].trim();
>     });
>     return data;
> })
> .on("data", function(data){
>      //checking unicode char presence
>      Object.keys(data).forEach(function (key) {
>        if(data[key]){
>           var charValue   = PUNYCODE.ucs2.decode(data[key]);
>           charValue = charValue.map(function(val) {
>              if(val>126){
>                FileCleanFlag=false;
>                errorData.push(data);
>              }
>           });
>        }else{
>           FileCleanFlag=false;
>        }
>      });
>
>      if(!FileCleanFlag){
>         #here want to jump to end block instead of parsing next rows
>      }
> })
> .on('end', function (){
>     #some work on rows containing error
> });
>
>
> In above code how i can jump to "end" block if error occur in some row?
>
>
>

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