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For all uses inside the lsp we use the detatch logic instead For tests we build it in the test harness instead This is in preparation for things on the context becomming important Change-Id: I7e6910e0d3581b82abbeeb09f9c22a99efb73142 Reviewed-on: https://go-review.googlesource.com/c/tools/+/185677 Run-TryBot: Ian Cottrell <iancottrell@google.com> Reviewed-by: Rebecca Stambler <rstambler@golang.org>
24 lines
959 B
Go
24 lines
959 B
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 xcontext is a package to offer the extra functionality we need
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// from contexts that is not available from the standard context package.
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package xcontext
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import (
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"context"
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"time"
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)
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// Detach returns a context that keeps all the values of its parent context
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// but detaches from the cancellation and error handling.
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func Detach(ctx context.Context) context.Context { return detachedContext{ctx} }
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type detachedContext struct{ parent context.Context }
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func (v detachedContext) Deadline() (time.Time, bool) { return time.Time{}, false }
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func (v detachedContext) Done() <-chan struct{} { return nil }
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func (v detachedContext) Err() error { return nil }
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func (v detachedContext) Value(key interface{}) interface{} { return v.parent.Value(key) }
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