Functions/Test-TypeDataMember.ps1
|
# Copyright 2012 Aaron Jensen # # Licensed under the Apache License, Version 2.0 (the "License"); # you may not use this file except in compliance with the License. # You may obtain a copy of the License at # # http://www.apache.org/licenses/LICENSE-2.0 # # Unless required by applicable law or agreed to in writing, software # distributed under the License is distributed on an "AS IS" BASIS, # WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. # See the License for the specific language governing permissions and # limitations under the License. function Test-TypeDataMember { <# .SYNOPSIS Tests if a type has an extended type member defined. .DESCRIPTION `Test-TypeDataMember` tests if a type has an extended type member defined. If the type isn't found, you'll get an error. Returns `$true` if the type is found and the member is defined. Otherwise, returns `$false`. This function is new in Carbon 2.0. .EXAMPLE Test-TypeDataMember -TypeName 'Microsoft.Web.Administration.Site' -MemberName 'PhysicalPath' Tests if the `Microsoft.Web.Administration.Site` type has a `PhysicalPath` extended type member defined. #> [CmdletBinding()] [OutputType([bool])] param( [Parameter(Mandatory=$true)] [string] # The type name to check. $TypeName, [Parameter(Mandatory=$true)] [string] # The name of the member to check. $MemberName ) Set-StrictMode -Version 'Latest' Use-CallerPreference -Cmdlet $PSCmdlet -Session $ExecutionContext.SessionState $typeData = Get-TypeData -TypeName $TypeName if( -not $typeData ) { # The type isn't defined or there is no extended type data on it. return $false } return $typeData.Members.ContainsKey( $MemberName ) } |