57 lines
1.4 KiB
PowerShell
57 lines
1.4 KiB
PowerShell
function Test-FileEOF {
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<#
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.SYNOPSIS
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Returns false if EOF isn't an empty line.
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.DESCRIPTION
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Test the given file against the EOF standard (final empty/blank line + CRLF) and returns true or false.
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.PARAMETER Path
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Relative or full path to an existing file.
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.INPUTS
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[none]
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.OUTPUTS
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[bool]
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.EXAMPLE
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Test-FileEOF -Path './testfile.txt'
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.NOTES
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#>
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[CmdletBinding()]
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[OutputType([bool])]
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param (
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[Parameter(Mandatory = $true)]
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[string]$Path
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)
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begin {
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}
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process {
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if (-not (Test-FileEOL -Path $Path)) {
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Write-Warning -Message ('The given file does not use CRLF! ({0})' -f $Path)
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Write-Output $false
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}
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$content = Get-Content -Path $Path -Raw -Encoding 'utf8'
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$lastLine = ($content -split "`r`n")[-1].Length
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# Test for multiple lines without content on EOF
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$perLine = ($content -split "`r`n")[-2].Length
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if (($lastLine -eq 0) -and ($perLine -ne 0)) {
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Write-Debug -Message ('EOF: LastLine {0}; PenultimateLine {1} -> true' -f $lastLine, $perLine)
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Write-Output $true
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}
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else {
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Write-Debug -Message ('EOF: LastLine {0}; PenultimateLine {1} -> false' -f $lastLine, $perLine)
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Write-Output $false
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}
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}
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end {
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}
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}
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