Public/New-Instance.ps1
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class SqlServerVersion : System.Management.Automation.IValidateSetValuesGenerator { [String[]] GetValidValues() { return ( Get-Version | Select-Object -ExpandProperty Version | ForEach-Object { $_ | Write-Output New-Object System.Version $_.Major, $_.Minor | Write-Output New-Object System.Version $_.Major, $_.Minor, $_.Build | Write-Output } ) } } function New-Instance { <# .SYNOPSIS Creates a new sqllocaldb instance. .EXAMPLE PS> New-LocalDbInstance -Name 'foobar' [PSCustomObject] Name Value ---- ----- Name foobar Version 15.0.4153.1 #> [CmdletBinding()] param ( # Specifies the name of the instance to create. [Parameter()] [ValidateNotNullOrEmpty()] [string] $Name = ( [string](New-Guid) ).Substring(0, 8), # Specifies the sql server version to use. [Parameter( )] [ValidateNotNullOrEmpty()] [ValidateSet([SqlServerVersion])] [string] $Version ) process { Write-Verbose "Create sqllocaldb instance $Name." $response = sqllocaldb create $Name $Version -s $response | Where-Object { $_ } | Write-Verbose if ( -not $? ) { Write-Error "Failed to create sqllocaldb instance $Name." } $instance = Get-Instance -Name $Name if ( $instance -and $instance.Version -ne '0.0' ) { $instance | Write-Output } else { Write-Error 'Failed to return new sqllocaldb instance.' } } } |