67 lines
2.4 KiB
PowerShell
67 lines
2.4 KiB
PowerShell
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function Measure-CmdletBinding {
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<#
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.SYNOPSIS
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Add CmdletBinding to your function.
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.DESCRIPTION
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The CmdletBinding attribute is an attribute of functions that makes them operate like compiled cmdlets written in C#. It provides access to the features of cmdlets.
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You can get more details by running: Get-Help about_Functions_CmdletBinding_Attribute
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.EXAMPLE
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Measure-CmdletBinding -FunctionDefinitionAst $FunctionDefinitionAst
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.INPUTS
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[System.Management.Automation.Language.FunctionDefinitionAst]
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.OUTPUTS
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[Microsoft.Windows.Powershell.ScriptAnalyzer.Generic.DiagnosticRecord[]]
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.NOTES
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Reference: Writing Help and Comments, Windows PowerShell Best Practices.
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#>
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[CmdletBinding()]
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[OutputType([Microsoft.Windows.Powershell.ScriptAnalyzer.Generic.DiagnosticRecord[]])]
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Param
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(
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[Parameter(Mandatory = $true)]
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[ValidateNotNullOrEmpty()]
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[System.Management.Automation.Language.FunctionDefinitionAst]
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$FunctionDefinitionAst
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)
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Process {
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$results = @()
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$message = (Get-Help $MyInvocation.MyCommand.Name).Synopsis
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try {
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#region Define predicates to find ASTs.
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# Finds CmdletBinding attribute.
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[ScriptBlock]$predicate = {
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param ([System.Management.Automation.Language.Ast]$Ast)
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[bool]$returnValue = $false
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if ($Ast -is [System.Management.Automation.Language.AttributeAst]) {
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[System.Management.Automation.Language.AttributeAst]$attrAst = $ast;
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if ($attrAst.TypeName.Name -eq 'CmdletBinding') {
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$returnValue = $true
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}
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}
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return $returnValue
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}
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#endregion
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# Find if the function does not have CmdletBinding attribute
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[System.Management.Automation.Language.AttributeAst[]]$attrAsts = $FunctionDefinitionAst.Find($predicate, $true)
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if (!$attrAsts) {
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$result = New-Object `
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-Typename "Microsoft.Windows.PowerShell.ScriptAnalyzer.Generic.DiagnosticRecord" `
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-ArgumentList $message,$FunctionDefinitionAst.Extent,$PSCmdlet.MyInvocation.InvocationName,Warning,$null
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$results += $result
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}
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return $results
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} catch {
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$PSCmdlet.ThrowTerminatingError($PSItem)
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}
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}
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}
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