35 lines
494 B
Go
35 lines
494 B
Go
package buffer
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import (
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"bytes"
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"unicode/utf8"
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)
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type (
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BytesBuffer struct {
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input []byte
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size uint64
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pos uint64
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}
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)
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func NewBytesBuffer(input []byte) *BytesBuffer {
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return &BytesBuffer{
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input: input,
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size: uint64(len(input)),
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}
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}
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func (b *BytesBuffer) Next() rune {
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var buf bytes.Buffer
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for b.pos < b.size-1 {
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buf.WriteByte(b.input[b.pos])
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b.pos++
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if ok := utf8.FullRune(buf.Bytes()); ok {
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r, _ := utf8.DecodeRune(buf.Bytes())
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return r
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}
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}
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return 0
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}
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