Method Call

runtime/vam/expr/function/string.go:165–191

(args ...vector.Any)

}

func (s *Split) Call(args ...vector.Any) vector.Any {
	if vec, ok := expr.CheckForNullThenError(args); ok {
		return vec
	}
	args = underAll(args)
	for i := range args {
		if args[i].Type() != super.TypeString {
			return vector.NewWrappedError(s.sctx, "split: string arg required", args[i])
		}
	}
	sVal, sepVal := args[0], args[1]
	var offsets []uint32
	values := vector.NewStringEmpty(0)
	var off uint32
	for i := uint32(0); i < sVal.Len(); i++ {
		ss := vector.StringValue(sVal, i)
		sep := vector.StringValue(sepVal, i)
		splits := strings.Split(ss, sep)
		for _, substr := range splits {
			values.Append(substr)
		}
		offsets = append(offsets, off)
		off += uint32(len(splits))
	}
	offsets = append(offsets, off)
	return vector.NewArray(s.sctx.LookupTypeArray(super.TypeString), offsets, values)
}

type ToLower struct {
	sctx *super.Context