22 lines
580 B
Go
22 lines
580 B
Go
// Copyright (c) 2013 ActiveState Software Inc. All rights reserved.
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package watch
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import (
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"os"
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"launchpad.net/tomb"
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)
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// FileWatcher monitors file-level events.
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type FileWatcher interface {
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// BlockUntilExists blocks until the file comes into existence.
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BlockUntilExists(tomb.Tomb) error
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// ChangeEvents reports on changes to a file, be it modification,
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// deletion, renames or truncations. Returned FileChanges group of
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// channels will be closed, thus become unusable, after a deletion
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// or truncation event.
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ChangeEvents(tomb.Tomb, os.FileInfo) *FileChanges
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}
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