fix directory separator for xplat

.ignoresecrets

@@ -1,17 +1,19 @@
 # Comments supported
 
 # Relative paths supported (starting with .\)
-.\Docs\Help\Find-Secret.md
-.\Source\config.json
+./Docs/Help/Find-Secret.md
+./Source/config.json
 
 # Wildcards supported. All files within this and subfolders will be excluded.
-.\bin\*
+./bin/*
 
 # Paths to files. All matches in these files will be excluded
-.\Tests\RegexPatternTests\TestCases.json
-C:\MyRepo\PSSecretScanner\README.md
+./Tests/RegexPatternTests/TestCases.json
+C:/MyRepo/PSSecretScanner/README.md
+
+# Any directory separator character should work (Linux and Windows)
+.\README.md
 
 # Patterns on specific lines supported in the format
-# <path\to\file>;<line number>;<pattern>
-.\ExcludeList.csv;1;"C:\BicepLab\template.json;51;-----BEGIN RSA PRIVATE KEY-----"
-C:\MyRepo\PSSecretScanner\Docs\Help\Find-Secret.md;51;"C:\MyFiles\template.json;51;-----BEGIN RSA PRIVATE KEY-----"
+# <path/to/file>;<line number>;<pattern>
+C:/MyRepo/PSSecretScanner/Docs/Help/Find-Secret.md;51;"C:\MyFiles\template.json;51;-----BEGIN RSA PRIVATE KEY-----"

Source/Private/GetExclusions.ps1

@@ -9,6 +9,9 @@ function GetExclusions {
     foreach ($e in $Exclusions) {
         $eObj = ConvertFrom-Csv -InputObject $e -Delimiter ';' -Header 'Path', 'LineNumber', 'Line'
 
+        # Normalize path
+        $eObj.Path = $eObj.Path -replace '[\\\/]', [IO.Path]::DirectorySeparatorChar
+
         if ($eObj.Path -match '^\..*') {
             # Path starts with '.', is relative. Replace with root folder
             $BasePath = split-path (Resolve-Path $Excludelist).Path