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44 lines
883 B
44 lines
883 B
// Copyright 2016 The Go Authors. All rights reserved.
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// Use of this source code is governed by a BSD-style
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// license that can be found in the LICENSE file.
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package bio
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import (
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"io"
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"log"
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)
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// MustClose closes Closer c and calls log.Fatal if it returns a non-nil error.
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func MustClose(c io.Closer) {
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if err := c.Close(); err != nil {
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log.Fatal(err)
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}
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}
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// MustWriter returns a Writer that wraps the provided Writer,
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// except that it calls log.Fatal instead of returning a non-nil error.
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func MustWriter(w io.Writer) io.Writer {
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return mustWriter{w}
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}
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type mustWriter struct {
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w io.Writer
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}
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func (w mustWriter) Write(b []byte) (int, error) {
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n, err := w.w.Write(b)
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if err != nil {
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log.Fatal(err)
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}
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return n, nil
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}
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func (w mustWriter) WriteString(s string) (int, error) {
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n, err := io.WriteString(w.w, s)
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if err != nil {
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log.Fatal(err)
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}
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return n, nil
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}
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