nobreak

nobreak

nobreak finds infinite for loop

Instruction

go install github.com/sivchari/nobreak/cmd/nobreak

Usage

package sandbox

func infiniteLoop() {
	for { //"this `for statement` occurs infinite loop"
		println("infinite loop")
	}
}

func noCondInfiniteLoop() {
	for i := 0; ; i++ { // "this `for statement` occurs infinite loop"
		println(i)
	}
}

func validLoop() {
	for { // ok
		println("no infinite loop")
		break
	}

	for i := 0; i < 10; i++ { // ok
		println(i)
	}

	for i := 0; ; i++ { // ok
		println(i)
		break
	}
}

fish

go vet -vettool=(which nobreak) ./...

# command-line-arguments
sandbox/main.go:4:2: this `for statement` occurs infinite loop
sandbox/main.go:10:2: this `for statement` occurs infinite loop

bash

$ go vet -vettool=`which nobreak` ./...

# command-line-arguments
sandbox/main.go:4:2: this `for statement` occurs infinite loop
sandbox/main.go:10:2: this `for statement` occurs infinite loop

CI

CircleCI

- run:
    name: Install nobreak
    command: go get github.com/sivchari/nobreak

- run:
    name: Run nobreak
    command: go vet -vettool=`which nobreak` ./...

GitHub Actions

- name: Install nobreak
  run: go get github.com/sivchari/nobreak

- name: Run nobreak
  run: go vet -vettool=`which nobreak` ./...