cfcbb4227f
This does not yet include support for the //go:embed directive added in this release. * Makefile.am (check-runtime): Don't create check-runtime-dir. (mostlyclean-local): Don't remove check-runtime-dir. (check-go-tool, check-vet): Copy in go.mod and modules.txt. (check-cgo-test, check-carchive-test): Add go.mod file. * Makefile.in: Regenerate. Reviewed-on: https://go-review.googlesource.com/c/gofrontend/+/280172
50 lines
1.3 KiB
Go
50 lines
1.3 KiB
Go
// Copyright 2019 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 obscuretestdata contains functionality used by tests to more easily
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// work with testdata that must be obscured primarily due to
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// golang.org/issue/34986.
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package obscuretestdata
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import (
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"encoding/base64"
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"io"
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"os"
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)
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// DecodeToTempFile decodes the named file to a temporary location.
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// If successful, it returns the path of the decoded file.
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// The caller is responsible for ensuring that the temporary file is removed.
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func DecodeToTempFile(name string) (path string, err error) {
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f, err := os.Open(name)
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if err != nil {
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return "", err
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}
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defer f.Close()
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tmp, err := os.CreateTemp("", "obscuretestdata-decoded-")
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if err != nil {
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return "", err
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}
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if _, err := io.Copy(tmp, base64.NewDecoder(base64.StdEncoding, f)); err != nil {
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tmp.Close()
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os.Remove(tmp.Name())
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return "", err
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}
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if err := tmp.Close(); err != nil {
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os.Remove(tmp.Name())
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return "", err
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}
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return tmp.Name(), nil
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}
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// ReadFile reads the named file and returns its decoded contents.
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func ReadFile(name string) ([]byte, error) {
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f, err := os.Open(name)
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if err != nil {
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return nil, err
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}
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defer f.Close()
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return io.ReadAll(base64.NewDecoder(base64.StdEncoding, f))
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}
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