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Add option to return PSCustomObjects #138

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Add option to return PSCustomObjects #138

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59 changes: 47 additions & 12 deletions powershell-yaml.psm1
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Original file line number Diff line number Diff line change
Expand Up @@ -233,17 +233,36 @@ function Convert-ValueToProperType {
}
}

function Convert-YamlMappingToPScustomObject {
[CmdletBinding()]
Param(
[Parameter(Mandatory=$true, ValueFromPipeline=$true)]
$Node,
[switch] $Ordered,
[switch] $AsHashtable
)
PROCESS {
$ret = New-Object -TypeName PSCustomObject
foreach($i in $Node.Children.Keys) {
$val = Convert-YamlDocumentToPSObject $Node.Children[$i] -Ordered:$Ordered -AsHashtable:$AsHashtable
$ret | Add-Member -MemberType NoteProperty -Name $i.Value -Value $val
}
return $ret
}
}

function Convert-YamlMappingToHashtable {
[CmdletBinding()]
Param(
[Parameter(Mandatory=$true, ValueFromPipeline=$true)]
$Node,
[switch] $Ordered
[switch] $Ordered,
[switch] $AsHashtable
)
PROCESS {
if ($Ordered) { $ret = [ordered]@{} } else { $ret = @{} }
foreach($i in $Node.Children.Keys) {
$ret[$i.Value] = Convert-YamlDocumentToPSObject $Node.Children[$i] -Ordered:$Ordered
$ret[$i.Value] = Convert-YamlDocumentToPSObject $Node.Children[$i] -Ordered:$Ordered -AsHashtable:$AsHashtable
}
return $ret
}
Expand All @@ -254,12 +273,23 @@ function Convert-YamlSequenceToArray {
Param(
[Parameter(Mandatory=$true, ValueFromPipeline=$true)]
$Node,
[switch]$Ordered
[switch]$Ordered,
[switch]$AsHashtable
)
PROCESS {
$ret = [System.Collections.Generic.List[object]](New-Object "System.Collections.Generic.List[object]")
if ($AsHashtable) {
$ret = [System.Collections.Generic.List[object]](New-Object "System.Collections.Generic.List[object]")
} else {
$ret = @()
}
foreach($i in $Node.Children){
$ret.Add((Convert-YamlDocumentToPSObject $i -Ordered:$Ordered))
if ($AsHashtable) {
$val = Convert-YamlDocumentToPSObject $i -Ordered:$Ordered -AsHashtable:$AsHashtable
$ret.Add($val)
} else {
$val = Convert-YamlDocumentToPSObject $i -Ordered:$Ordered -AsHashtable:$AsHashtable
$ret += $val
}
}
return ,$ret
}
Expand All @@ -270,15 +300,19 @@ function Convert-YamlDocumentToPSObject {
Param(
[Parameter(Mandatory=$true, ValueFromPipeline=$true)]
[System.Object]$Node,
[switch]$Ordered
[switch]$Ordered,
[switch]$AsHashtable=$false
)
PROCESS {
switch($Node.GetType().FullName){
"YamlDotNet.RepresentationModel.YamlMappingNode"{
return Convert-YamlMappingToHashtable $Node -Ordered:$Ordered
if ($AsHashtable) {
return Convert-YamlMappingToHashtable $Node -Ordered:$Ordered -AsHashtable:$AsHashtable
}
return Convert-YamlMappingToPScustomObject $Node -Ordered:$Ordered -AsHashtable:$AsHashtable
}
"YamlDotNet.RepresentationModel.YamlSequenceNode" {
return Convert-YamlSequenceToArray $Node -Ordered:$Ordered
return Convert-YamlSequenceToArray $Node -Ordered:$Ordered -AsHashtable:$AsHashtable
}
"YamlDotNet.RepresentationModel.YamlScalarNode" {
return (Convert-ValueToProperType $Node)
Expand Down Expand Up @@ -349,7 +383,8 @@ function ConvertFrom-Yaml {
[string]$Yaml,
[switch]$AllDocuments=$false,
[switch]$Ordered,
[switch]$UseMergingParser=$false
[switch]$UseMergingParser=$false,
[switch]$AsHashtable=$true
)

BEGIN {
Expand All @@ -370,14 +405,14 @@ function ConvertFrom-Yaml {
return
}
if($documents.Count -eq 1){
return Convert-YamlDocumentToPSObject $documents[0].RootNode -Ordered:$Ordered
return Convert-YamlDocumentToPSObject $documents[0].RootNode -Ordered:$Ordered -AsHashtable:$AsHashtable
}
if(!$AllDocuments) {
return Convert-YamlDocumentToPSObject $documents[0].RootNode -Ordered:$Ordered
return Convert-YamlDocumentToPSObject $documents[0].RootNode -Ordered:$Ordered -AsHashtable:$AsHashtable
}
$ret = @()
foreach($i in $documents) {
$ret += Convert-YamlDocumentToPSObject $i.RootNode -Ordered:$Ordered
$ret += Convert-YamlDocumentToPSObject $i.RootNode -Ordered:$Ordered -AsHashtable:$AsHashtable
}
return $ret
}
Expand Down
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