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parse.go
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package krx
import (
"bytes"
"encoding/csv"
"io"
"github.com/gocarina/gocsv"
"github.com/pkg/errors"
"golang.org/x/text/encoding/korean"
"golang.org/x/text/transform"
)
func ParseStockBuf(buf []byte) ([]*Stock, error) {
decoded, err := decodeEUCKR(buf)
if err != nil {
return nil, err
}
gocsv.SetCSVReader(func(in io.Reader) gocsv.CSVReader {
r := csv.NewReader(in)
r.Comma = ','
return r // Allows use pipe as delimiter
})
var rows []*Stock
if err := gocsv.UnmarshalBytes(decoded, &rows); err != nil {
return nil, errors.WithStack(err)
}
return rows, nil
}
func decodeEUCKR(from []byte) ([]byte, error) {
// NOTE: 한국거래소 파일은 기본적으로 EUC-KR 포맷을 사용함.
r := transform.NewReader(bytes.NewReader(from), korean.EUCKR.NewDecoder())
d, err := io.ReadAll(r)
if err != nil {
return nil, errors.WithStack(err)
}
return d, nil
}