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18 lines
380 B
Go
18 lines
380 B
Go
package contexthelper
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import "context"
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// WithNoCancel 阻断上级 ctx 的中断信号
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// 想要使用上级 ctx 中的值但不想受上级 ctx 控制退出时可以使用
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func WithNoCancel(ctx context.Context) context.Context {
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return &noCancelCtx{Context: ctx}
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}
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type noCancelCtx struct {
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context.Context
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}
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func (ctx *noCancelCtx) Done() <-chan struct{} {
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return nil
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}
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