tsv2csv.go

package main

import (
	"encoding/csv"
	"io"
	"log"
	"os"
)

func main() {
	reader := csv.NewReader(os.Stdin)
	reader.Comma = '\t'
	reader.LazyQuotes = true

	writer := csv.NewWriter(os.Stdout)

	for {
		record, err := reader.Read()
		if err == io.EOF {
			break
		}
		if err != nil {
			log.Fatalf("unexpected error on read: %v", err)
		}
		if err := writer.Write(record); err != nil {
			log.Fatalf("unexpected error on write: %v", err)
		}
	}
	writer.Flush()
}