Function expandQuery

internal/sqlbuilder/convert.go:16–54

(in []byte, inArgs []interface{})

)

func expandQuery(in []byte, inArgs []interface{}) ([]byte, []interface{}) {
	out := make([]byte, 0, len(in))
	outArgs := make([]interface{}, 0, len(inArgs))

	i := 0
	for i < len(in) && len(inArgs) > 0 {
		if in[i] == '?' {
			out = append(out, in[:i]...)
			in = in[i+1:]
			i = 0

			replace, replaceArgs := expandArgument(inArgs[0])
			inArgs = inArgs[1:]

			if len(replace) > 0 {
				replace, replaceArgs = expandQuery(replace, replaceArgs)
				out = append(out, replace...)
			} else {
				out = append(out, '?')
			}

			outArgs = append(outArgs, replaceArgs...)
			continue
		}
		i = i + 1
	}

	if len(out) < 1 {
		return in, inArgs
	}

	out = append(out, in[:]...)
	in = nil

	outArgs = append(outArgs, inArgs[:]...)
	inArgs = nil

	return out, outArgs
}

func expandArgument(arg interface{}) ([]byte, []interface{}) {
	values, isSlice := toInterfaceArguments(arg)