10000 Fix powershell to not crash on converting recursive array to bool by PetSerAl · Pull Request #3208 · PowerShell/PowerShell · GitHub
[go: up one dir, main page]
Skip to content

Fix powershell to not crash on converting recursive array to bool #3208

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

Merged
merged 2 commits into from
Feb 27, 2017
Merged

Fix powershell to not crash on converting recursive array to bool #3208

Show file tree
Hide file tree
Changes from all commits
Commits
Show all changes
2 commits
Select commit Hold shift + click to select a range
074c76a
Add failing test
PetSerAl Feb 26, 2017
448e6d8
Fixes #3207
PetSerAl Feb 26, 2017
File filter

Filter by extension

Filter by extension
Conversations
10000 Failed to load comments.
Loading
Jump to
Jump to file
Failed to load files.
Loading
Diff view
Diff view
2 changes: 1 addition & 1 deletion src/System.Management.Automation/engine/LanguagePrimitives.cs
View file
Open in desktop
Original file line number Diff line number Diff line change
Expand Up @@ -935,7 +935,7 @@ internal static bool IsTrue(IList objectArray)
// but since we don't want this to recurse indefinitely
// we explicitly check the case where it would recurse
// and deal with it.
IList firstElement = objectArray[0] as IList;
IList firstElement = PSObject.Base(objectArray[0]) as IList;

if (firstElement == null)
{
Expand Down
5 changes: 5 additions & 0 deletions test/powershell/engine/Api/LanguagePrimitive.Tests.ps1
View file
Open in desktop
Original file line number Diff line number Diff line change
Expand Up @@ -25,4 +25,9 @@
$ObjArray = [System.Management.Automation.LanguagePrimitives]::ConvertTo($col, [object[]])
$ObjArray.Length | Should Be $col.Count
}

It "Casting recursive array to bool should not cause crash" {
$a[0] = $a = [PSObject](,1)
[System.Management.Automation.LanguagePrimitives]::IsTrue($a) | Should Be $true
}
}
0