PowerShell.settings.json

{
    // THIS IS NOT A VALID JSON FILE!
    // Choose one of the following formatting styles and apply it to your workspace to avoid triggering massive amounts of changes by using 'format document' in PowerShell script files.
    // Stroustrup
    "powershell.codeFormatting.openBraceOnSameLine": true,
    "powershell.codeFormatting.newLineAfterOpenBrace": true,
    "powershell.codeFormatting.newLineAfterCloseBrace": true,
    // Allman
    "powershell.codeFormatting.openBraceOnSameLine": false,
    "powershell.codeFormatting.newLineAfterOpenBrace": true,
    "powershell.codeFormatting.newLineAfterCloseBrace": true
}