34 lines
1.5 KiB
Go
34 lines
1.5 KiB
Go
// Copyright 2016-2018, Pulumi Corporation. All rights reserved.
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package contract
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import (
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"io"
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"github.com/golang/glog"
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)
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// Ignore explicitly ignores a value. This is similar to `_ = x`, but tells linters ignoring is intentional.
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func Ignore(v interface{}) {
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// Log something at a VERY verbose level just in case it helps to track down issues (e.g., an error that was
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// ignored that represents something even more egregious than the eventual failure mode). If this truly matters, it
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// probably implies the ignore was not appropriate, but as a safeguard, logging seems useful.
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glog.V(11).Infof("Explicitly ignoring and discarding result: %v", v)
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}
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// IgnoreClose closes and ignores the returned error. This makes defer closes easier.
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func IgnoreClose(cr io.Closer) {
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err := cr.Close()
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IgnoreError(err)
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}
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// IgnoreError explicitly ignores an error. This is similar to `_ = x`, but tells linters ignoring is intentional.
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// This routine is specifically for ignoring errors which is potentially more risky, and so logs at a higher level.
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func IgnoreError(err error) {
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// Log something at a verbose level just in case it helps to track down issues (e.g., an error that was
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// ignored that represents something even more egregious than the eventual failure mode). If this truly matters, it
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// probably implies the ignore was not appropriate, but as a safeguard, logging seems useful.
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if err != nil {
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glog.V(3).Infof("Explicitly ignoring and discarding error: %v", err)
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}
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}
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