Public/New-PWFAlert.ps1

Function New-PWFAlert {
    <#
.SYNOPSIS
Create a new HTML alert.
.DESCRIPTION
Create a new HTML alert.
.PARAMETER YourText
Your text in alert.
.PARAMETER ContextualColor
A color from the validate set.
.EXAMPLE
New-PWFAlert -YourText "Your computer isn't up to date" -ContextualColor warning
.LINK
https://github.com/qschweitzer/Powershell-HTML5-Reporting
#>

    param(
        [Parameter(Mandatory = $true, Position = 0)]
        $YourText,

        [Parameter(Mandatory = $false, Position = 1)]
        [ValidateSet("default", "primary", "secondary", "success", "danger", "warning", "info", "light", "dark", IgnoreCase = $false)]
        [string]$ContextualColor = "default"
    )

    $output = @"
<div class="alert $(if($ContextualColor){"alert-$($ContextualColor)"})" role="alert">
    $($YourText)
</div>
"@


    return $output
}