20 lines
504 B
Go
20 lines
504 B
Go
// Copyright 2021 The Gitea Authors. All rights reserved.
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// SPDX-License-Identifier: MIT
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package util
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import (
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"io"
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)
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// ReadAtMost reads at most len(buf) bytes from r into buf.
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// It returns the number of bytes copied. n is only less than len(buf) if r provides fewer bytes.
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// If EOF occurs while reading, err will be nil.
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func ReadAtMost(r io.Reader, buf []byte) (n int, err error) {
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n, err = io.ReadFull(r, buf)
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if err == io.EOF || err == io.ErrUnexpectedEOF {
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err = nil
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}
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return n, err
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}
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