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type ReaderFunc func([]byte) (int, error)
// Delegates the call to the WriterFunc while implementing io.Reader
func (r ReaderFunc) Read(b []byte) (int, error) {
return r(b)
}
// Returns a reader that will delegate calls to Read(...) while ensuring
// that the output buffer will never be smaller than the required size
// and will be downsized to a multiple of the required size if larger
func BlockReader(reader io.Reader, size int) io.Reader {
var buffer []byte = make([]byte, 0, size)
return ReaderFunc(func(output []byte) (int, error) {
var (
readCount int
err error
)
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type ReaderFunc func([]byte) (int, error)
// Delegates the call to the WriterFunc while implementing io.Reader
func (r ReaderFunc) Read(b []byte) (int, error) {
return r(b)
}
// Returns a reader that delegates calls to Read(...) while ensuring
// that the output buffer is never smaller than the required size
// and is downsized to a multiple of the required size if larger
func SizedReader(reader io.Reader, size int) io.Reader {
var buffer []byte = make([]byte, 0, size)
return ReaderFunc(func(output []byte) (int, error) {
var (
readCount int
err error
)
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