39 lines
520 B
Go
39 lines
520 B
Go
package myreader
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import "bytes"
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type Reader struct {
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r *bytes.Reader
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Err error
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}
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func NewReader(b []byte) *Reader {
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return &Reader{r: bytes.NewReader(b)}
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}
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func (r *Reader) ReadByte() byte {
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if r.Err != nil {
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return 0
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}
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b, err := r.r.ReadByte()
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r.Err = err
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return b
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}
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func (r *Reader) Read(b []byte) (n int) {
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if r.Err != nil {
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return 0
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}
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n, r.Err = r.r.Read(b)
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return n
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}
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func (r *Reader) ReadBytes(n int) []byte {
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if r.Err != nil {
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return nil
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}
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b := make([]byte, n)
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r.Read(b)
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return b
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}
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