Method Call

runtime/vam/expr/function/bytes.go:54–86

(args ...vector.Any)

}

func (h *Hex) Call(args ...vector.Any) vector.Any {
	if vec, ok := expr.CheckForNullThenError(args); ok {
		return vec
	}
	val := vector.Under(args[0])
	switch val.Type().ID() {
	case super.IDBytes:
		out := vector.NewStringEmpty(val.Len())
		for i := uint32(0); i < val.Len(); i++ {
			bytes := vector.BytesValue(val, i)
			out.Append(hex.EncodeToString(bytes))
		}
		return out
	case super.IDString:
		errvals := vector.NewStringEmpty(0)
		tags := make([]uint32, val.Len())
		out := vector.NewBytesEmpty(0)
		for i := uint32(0); i < val.Len(); i++ {
			s := vector.StringValue(val, i)
			bytes, err := hex.DecodeString(s)
			if err != nil {
				errvals.Append(s)
				tags[i] = 1
				continue
			}
			out.Append(bytes)
		}
		err := vector.NewWrappedError(h.sctx, "hex: string argument is not hexidecimal", errvals)
		return vector.NewDynamic(tags, []vector.Any{out, err})
	default:
		return vector.NewWrappedError(h.sctx, "hex: argument must a bytes or string type", val)
	}
}