vertical_parameter_alignment_on_call doesn't recognize multiple trailing closures

[commscheck]

New Issue Checklist

• Updated SwiftLint to the latest version
• I searched for existing GitHub issues

Describe the bug

vertical_parameter_alignment_on_call fails when a method call:

• lists its parameters vertically
• has multiple trailing closures
• has the closing parenthesis and the first opening brace ) { on a new line

Complete output when running SwiftLint, including the stack trace and command used

$ ./Pods/SwiftLint/swiftlint

Linting Swift files in current working directory
Linting 'TestArea.swift' (1/1)
/Users/commscheck/src/commscheck/SwiftLintTrailingClosures/Shared/TestArea.swift:11:11: warning: Vertical Parameter Alignment On Call Violation: Function parameters should be aligned vertically if they're in multiple lines in a method call. (vertical_parameter_alignment_on_call)
Done linting! Found 1 violation, 0 serious in 1 file.

Environment

• SwiftLint version (run swiftlint version to be sure)? 0.43.1
• Installation method used (Homebrew, CocoaPods, building from source, etc)? CocoaPods
• Paste your configuration file:

opt_in_rules:
  - vertical_parameter_alignment_on_call

• Are you using nested configurations? No
• Which Xcode version are you using (check xcodebuild -version)? 12.4.0
• Do you have a sample that shows the issue? Run echo "[string here]" | swiftlint lint --no-cache --use-stdin --enable-all-rules
  to quickly test if your example is really demonstrating the issue. If your example is more
  complex, you can use swiftlint lint --path [file here] --no-cache --enable-all-rules.

// Passes as expected
UIViewPropertyAnimator.runningPropertyAnimator(
    withDuration: 2.0,
    delay: 0.0,
    options: [.curveEaseIn]
) {
    // animations
}

// Passes as expected
UIViewPropertyAnimator.runningPropertyAnimator(
    withDuration: 2.0,
    delay: 0.0,
    options: [.curveEaseIn]) {
        // animations
    } completion: { _ in
        // completion
    }

// Triggers a violation
UIViewPropertyAnimator.runningPropertyAnimator(
    withDuration: 2.0,
    delay: 0.0,
    options: [.curveEaseIn]
) {
    // animations
} completion: { _ in
    // completion
}

[Fab1n]

What about this issue? This is a problem!

[SimplyDanny]

Related to #3399.

[417-72KI]

Any updates?
We have no choice but to disable vertical_parameter_alignment_on_call. 😔

[yildirimatcioglu]

You can try to use it like this.

UIViewPropertyAnimator.runningPropertyAnimator(
    withDuration: 2.0,
    delay: 0.0,
    options: [.curveEaseIn]
    animations:  {
        // animations
    }, 
    completion: { _ in
        // completion
    })