package lostcancel

import "golang.org/x/tools/go/analysis/passes/lostcancel"

Package lostcancel defines an Analyzer that checks for failure to call a context cancellation function.

Analyzer lostcancel

lostcancel: check cancel func returned by context.WithCancel is called

The cancellation function returned by context.WithCancel, WithTimeout, WithDeadline and variants such as WithCancelCause must be called, or the new context will remain live until its parent context is cancelled. (The background context is never cancelled.)

Index ¶

• Variables

Variables ¶

var Analyzer = &analysis.Analyzer{
	Name: "lostcancel",
	Doc:  analysisutil.MustExtractDoc(doc, "lostcancel"),
	URL:  "https://pkg.go.dev/golang.org/x/tools/go/analysis/passes/lostcancel",
	Run:  run,
	Requires: []*analysis.Analyzer{
		inspect.Analyzer,
		ctrlflow.Analyzer,
	},
}

Source Files ¶

doc.go lostcancel.go

Directories ¶