Add -IgnoreEmptySection parameter to Get-IniContent

PSIni/Functions/Get-IniContent.ps1

@@ -74,7 +74,11 @@
 
         # Remove lines determined to be comments from the resulting dictionary.
         [Switch]
-        $IgnoreComments
+        $IgnoreComments,
+
+        # Remove sections without any key
+        [Switch]
+        $IgnoreEmptySections
     )
 
     Begin {
@@ -161,6 +165,18 @@
             }
         }
         Write-Verbose "$($MyInvocation.MyCommand.Name):: Finished Processing file: $FilePath"
+        if($IgnoreEmptySections){
+            $ToRemove = [System.Collections.ArrayList]@()
+            foreach($Section in $ini.Keys){
+                if(($ini[$Section]).Count -eq 0){
+                    $null = $ToRemove.Add($Section)
+                }
+            }
+            foreach($Section in $ToRemove){
+                Write-Verbose "$($MyInvocation.MyCommand.Name):: Removing empty section $Section"
+                $null = $ini.Remove($Section)
+            }
+        }
         Write-Output $ini
     }
 

Tests/PsIni.Tests.ps1

@@ -42,6 +42,7 @@ Describe "PsIni functionality" {
     $dictIn["Category2"] = New-Object System.Collections.Specialized.OrderedDictionary([System.StringComparer]::OrdinalIgnoreCase)
     $dictIn["Category2"]["Key3"] = @("Value3.1", "Value3.2", "Value3.3")
     $dictIn["Category2"]["Key4"] = "Value4"
+    $dictIn["Category3"] = New-Object System.Collections.Specialized.OrderedDictionary([System.StringComparer]::OrdinalIgnoreCase)
 
     Context "Load Module" {
 
@@ -130,6 +131,33 @@ Describe "PsIni functionality" {
 
     }
 
+    Context "Reading INI Ignoring empty sections" {
+
+        #arrange
+        Out-IniFile -InputObject $dictIn -FilePath $iniFile
+
+        # act
+        $global:dictOut = Get-IniContent -FilePath $iniFile -IgnoreEmptySections
+
+        # assert
+        It "creates a OrderedDictionary from an INI file" {
+            ($dictOut.GetType()) | Should Be System.Collections.Specialized.OrderedDictionary
+        }
+
+        #assert
+        It "reads sames keys into an [array]" {
+            $dictOut["Category2"]["Key3"].gettype().FullName | Should -Be "System.Collections.ArrayList"
+        }
+
+        It "keeps non repeating keys as [string]" {
+            $dictOut["Category1"]["Key1"] | Should -BeOfType [String]
+            $dictOut["Category1"]["Key2"] | Should -BeOfType [String]
+            $dictOut["Category2"]["Key4"] | Should -BeOfType [String]
+            $dictOut["Category3"] | Should -BeNullOrEmpty
+        }
+
+    }
+
     Context "Updating INI Content" {
 
         # act