ef64c539fa
Change-Id: I96ad3f8fdb675bdb249934d92fd5d01d28c7dd6b GitHub-Last-Rev: 969dfc7945b6199ee4b28a04c48e8bbe45f4df7b GitHub-Pull-Request: golang/tools#421 Reviewed-on: https://go-review.googlesource.com/c/tools/+/461075 Reviewed-by: Cherry Mui <cherryyz@google.com> Run-TryBot: Bryan Mills <bcmills@google.com> Auto-Submit: Bryan Mills <bcmills@google.com> TryBot-Result: Gopher Robot <gobot@golang.org> gopls-CI: kokoro <noreply+kokoro@google.com> Reviewed-by: Bryan Mills <bcmills@google.com>
30 lines
1 KiB
Go
30 lines
1 KiB
Go
// Copyright 2020 The Go MCP SDK Authors. All rights reserved.
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// Use of this source code is governed by an MIT-style
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// license that can be found in the LICENSE file.
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//go:build !go1.16
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// +build !go1.16
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package jsonrpc2
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import (
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"errors"
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"strings"
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)
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// errClosed is an error with the same string as net.ErrClosed,
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// which was added in Go 1.16.
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var errClosed = errors.New("use of closed network connection")
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// isErrClosed reports whether err ends in the same string as errClosed.
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func isErrClosed(err error) bool {
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// As of Go 1.16, this could be 'errors.Is(err, net.ErrClosing)', but
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// unfortunately gopls still requires compatibility with
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// (otherwise-unsupported) older Go versions.
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//
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// In the meantime, this error string has not changed on any supported Go
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// version, and is not expected to change in the future.
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// This is not ideal, but since the worst that could happen here is some
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// superfluous logging, it is acceptable.
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return strings.HasSuffix(err.Error(), "use of closed network connection")
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}
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