vNugglets_SupportingFunctions.ps1
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## helper functions internal to this module function _New-RegExJoinedOrPattern { <# .Description Helper function to take one or more strings and return a "joined" OR string (join values with "|"), and optionally RegEx escaping the input strings if specified .Outputs String #> param ( ## The string(s) for the regular expression pattern [parameter(Mandatory=$true)][String[]]$String, ## Switch: escape the string(s) and add expression start/end anchors ("^" and "$")? [switch]$EscapeAsLiteral ) ## end parameter process { ## if RegEx-escaping each string, do so and add line anchors "^" and "$" to each, then join all with "|" if ($EscapeAsLiteral) {($String | Foreach-Object {"^{0}$" -f [System.Text.RegularExpressions.Regex]::Escape($_)}) -join "|"} ## else, just join all as-is with "|" else {$String -join "|"} } ## end process } ## end fn function _Format-AsHexWWNString { <# .Description Helper function for formatting WWN as hex string with colon-separators .Outputs String #> param( ## the WWN in [long] format (not in hex, yet) [parameter(Mandatory=$true)][long]$WWN_long ) ## convert to hex and then create a string with colons separating every two hex characters process {(("{0:x}" -f $WWN_long) -split "(\w{2})" | Where-Object {$_ -ne ""}) -join ":"} } ## end function |