58 lines
672 B
Go
58 lines
672 B
Go
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package main
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import (
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"runtime"
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)
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func main() {
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demo1()
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demo2()
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demo3()
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}
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func demo1() {
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ch := make(chan bool)
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go func() {
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defer func() {
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ch <- true
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}()
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runtime.Goexit()
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}()
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<-ch
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}
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func demo2() {
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ch := make(chan bool)
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go func() {
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defer func() {
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if r := recover(); r != nil {
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panic("must nil")
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}
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ch <- true
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}()
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runtime.Goexit()
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}()
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<-ch
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}
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func demo3() {
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ch := make(chan bool)
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go func() {
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defer func() {
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r := recover()
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if r != "error" {
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panic("must error")
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}
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ch <- true
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}()
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defer func() {
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if r := recover(); r != nil {
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panic("must nil")
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}
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panic("error")
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}()
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runtime.Goexit()
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}()
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<-ch
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}
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