Skip to content
New issue

Have a question about this project? Sign up for a free GitHub account to open an issue and contact its maintainers and the community.

Sign up for GitHub

By clicking “Sign up for GitHub”, you agree to our terms of service and privacy statement. We’ll occasionally send you account related emails.

Already on GitHub? Sign in to your account

Jump to bottom

Fix/more anon race cond improvements #35

Merged
merged 5 commits into from
Aug 21, 2023
Merged

Fix/more anon race cond improvements #35

Show file tree
Hide file tree
Changes from all commits
Commits
Show all changes
5 commits
Select commit Hold shift + click to select a range
0862de7
updates to anon race condition
hex0punk Aug 18, 2023
cde961f
merge
hex0punk Aug 18, 2023
10f9e60
clean up of anaon race condition
hex0punk Aug 18, 2023
50f929f
fix to unit tests
hex0punk Aug 18, 2023
7db5d05
additional refactor to anonymous race cond rule
hex0punk Aug 21, 2023
File filter

Filter by extension

Filter by extension
Conversations
Failed to load comments.
Loading
Jump to
Jump to file
Failed to load files.
Loading
Diff view
Diff view
113 changes: 107 additions & 6 deletions go/anonymous-race-condition.go
View file
Open in desktop
Original file line number Diff line number Diff line change
Expand Up @@ -34,6 +34,14 @@ func main() {
AnonRaceCond_3_FP()
AnonRaceCond_4()
AnonRaceCond_4_FP()
AnonRaceCond_5()
AnonRaceCond_6()
AnonRaceCond_7()
AnonRaceCond_7_FP()
AnonRaceCond_8()
AnonRaceCond_8_FP()
AnonRaceCond_9()
AnonRaceCond_9_FP()
}

func func1() {
Expand All @@ -44,7 +52,6 @@ func func2() {
fmt.Println("I am function func2")
}


func ConcurrentFunctions_TP(fns ...func()) {
var wg sync.WaitGroup
// ruleid: anonymous-race-condition
Expand Down Expand Up @@ -104,7 +111,7 @@ func AnonRaceCond_1_FP() {
func AnonRaceCond_2() {
var wg sync.WaitGroup
// ruleid: anonymous-race-condition
for i := 0; i< len(numbers); i++ {
for i := 0; i < len(numbers); i++ {
wg.Add(1)
go func() {
fmt.Println(i)
Expand All @@ -115,11 +122,10 @@ func AnonRaceCond_2() {
wg.Wait()
}


func AnonRaceCond_2_FP() {
var wg sync.WaitGroup
// ok: anonymous-race-condition
for i := 0; i< len(numbers); i++ {
for i := 0; i < len(numbers); i++ {
wg.Add(1)
go func(n int) {
fmt.Println(n)
Expand All @@ -133,7 +139,7 @@ func AnonRaceCond_2_FP() {
func AnonRaceCond_3_FP() {
var wg sync.WaitGroup
// ok: anonymous-race-condition
for i := 0; i< len(numbers); i++ {
for i := 0; i < len(numbers); i++ {
cpy := i
wg.Add(1)
go func() {
Expand Down Expand Up @@ -174,7 +180,6 @@ func AnonRaceCond_4_FP() {
wg.Wait()
}


func AnonRaceCond_5() {
var wg sync.WaitGroup
// ok: anonymous-race-condition
Expand Down Expand Up @@ -206,3 +211,99 @@ func AnonRaceCond_6() {

wg.Wait()
}

func AnonRaceCond_7() {
var wg sync.WaitGroup
// ruleid: anonymous-race-condition
for idx, val := range values {
wg.Add(1)
fmt.Println(val)
go func() {
fmt.Println("Completed index", idx)
wg.Done()
}()
}

wg.Wait()
}

func AnonRaceCond_7_FP() {
var wg sync.WaitGroup
// ok: anonymous-race-condition
for idx, val := range values {
wg.Add(1)
idx := idx
fmt.Println(val)
go func() {
fmt.Println("Completed index", idx)
wg.Done()
}()
}

wg.Wait()
}

func AnonRaceCond_8() {
var wg sync.WaitGroup
for _, num := range numbers {
// ruleid: anonymous-race-condition
for _, val := range values {
fmt.Println(num)
wg.Add(1)
go func() {
defer wg.Done()
fmt.Println(val)
}()
}
}
wg.Wait()
}

func AnonRaceCond_8_FP() {
var wg sync.WaitGroup
// ok: anonymous-race-condition
for _, num := range numbers {
for _, val := range values {
num, val := num, val
fmt.Println(num)
wg.Add(1)
go func() {
defer wg.Done()
fmt.Println(val)
}()
}
}
wg.Wait()
}

func AnonRaceCond_9() {
var wg sync.WaitGroup
// ruleid: anonymous-race-condition
for _, num := range numbers {
for _, val := range values {
fmt.Println(val)
wg.Add(1)
go func() {
defer wg.Done()
fmt.Println(num)
}()
}
}
wg.Wait()
}

func AnonRaceCond_9_FP() {
var wg sync.WaitGroup
for _, num := range numbers {
// ruleid: anonymous-race-condition
for _, val := range values {
fmt.Println(num)
wg.Add(1)
go func() {
defer wg.Done()
fmt.Println(val)
}()
}
}
wg.Wait()
}
72 changes: 21 additions & 51 deletions go/anonymous-race-condition.yaml
View file
Open in desktop
Original file line number Diff line number Diff line change
Expand Up @@ -28,6 +28,16 @@ rules:
}(...)
...
}
- pattern: |
for $Y, $X := range ... {
...
go func(...){
...
$FOO(..., $Y, ...)
...
}(...)
...
}
- pattern: |
for $Y, $X := range ... {
...
Expand Down Expand Up @@ -59,68 +69,28 @@ rules:
...
}
- pattern-not: |
for $X, $Y := range ... {
...
go func(..., $V, ...){
...
$FOO(..., $V, ...)
...
}(..., $Y, ...)
...
}
- pattern-not: |
for $Y, $X := range ... {
...
go func(..., $CP, ...){
...
$CP(...)
...
}($X)
...
}
- pattern-not: |
for $X:=...;$Y;$Z {
...
go func(..., $V, ...) {
...
$FOO(..., $V,...)
...
}(..., $X, ...)
...
}
- pattern-not: |
for $X, $Y := range ... {
for ..., $X := range ... {
...
$COPY := $Y
..., $X := ..., $X
...
go func(...){
...
$FOO(..., $COPY, ...)
$FOO(..., $X, ...)
...
}(...)
...
}
- pattern-not: |
for $X:=...;$Y;$Z {
...
$COPY := $X
...
go func(...) {
for ..., $X := range ... {
...
$FOO(..., $COPY,...)
$X, ... := $X, ...
...
}(...)
...
}
- pattern-not: |
for $Y, $X := range ... {
...
$Y, $X := $Y, $X
...
go func(...){
go func(...){
...
$FOO(..., $X, ...)
Vasco-jofra marked this conversation as resolved.
Show resolved Hide resolved
...
}(...)
...
<... $X.$VAR ...>
}(...)
}
- pattern-not: |
for $Y, $X := range ... {
Expand All @@ -129,6 +99,6 @@ rules:
...
go func(...){
...
<... $Y.$VAR ...>
}(...)
...
}
Loading