source/Private/Format-PolicyDefinitionJson.ps1 (59 lines of code) (raw):

function Format-PolicyDefinitionJson { [CmdletBinding()] [OutputType([String])] param ( [Parameter(Mandatory = $true)] [String] $Json ) $indent = 0 $jsonLines = $Json -Split '\n' $formattedLines = @() $previousLine = '' foreach ($line in $jsonLines) { $skipAddingLine = $false if ($line -match '^\s*\}\s*' -or $line -match '^\s*\]\s*') { # This line contains ] or }, decrement the indentation level $indent-- } $formattedLine = (' ' * $indent * 4) + $line.TrimStart().Replace(': ', ': ') if ($line -match '\s*".*"\s*:\s*\[' -or $line -match '\s*".*"\s*:\s*\{' -or $line -match '^\s*\{\s*' -or $line -match '^\s*\[\s*') { # This line contains [ or {, increment the indentation level $indent++ } if ($previousLine.Trim().EndsWith("{")) { if ($formattedLine.Trim() -in @("}", "},")) { $newLine = "$($previousLine.TrimEnd())$($formattedLine.Trim())" #Write-Verbose -Message "FOUND SHORTENED LINE: $newLine" $formattedLines[($formattedLines.Count - 1)] = $newLine $previousLine = $newLine $skipAddingLine = $true } } if ($previousLine.Trim().EndsWith("[")) { if ($formattedLine.Trim() -in @("]", "],")) { $newLine = "$($previousLine.TrimEnd())$($formattedLine.Trim())" #Write-Verbose -Message "FOUND SHORTENED LINE: $newLine" $formattedLines[($formattedLines.Count - 1)] = $newLine $previousLine = $newLine $skipAddingLine = $true } } if (-not $skipAddingLine -and -not [String]::IsNullOrWhiteSpace($formattedLine)) { $previousLine = $formattedLine $formattedLines += $formattedLine } } $formattedJson = $formattedLines -join "`n" return $formattedJson }