Grabs a random tip from the Git-Tips Github repository

Get-GitTips.ps1

Function Get-GitTip {
  <#
  .SYNOPSIS
  Grabs a random tip from the Git-Tips Github repository
  
  .DESCRIPTION
  Grabs a random tip from the Git-Tips Github repository
  Designed to be used as part of my $profile to receive a daily tip
  
  .PARAMETER URI
  URI of the Tips.JSON file - defaults to the master branch of the git-tips repository
  
  .EXAMPLE
  Get-GitTip
  
  .NOTES
  Relies on the Git-tips repository on Github - https://github.com/git-tips/tips
  #>
  [cmdletbinding()]
  param(
    [Parameter(Position = 0, HelpMessage = "The URL to git-tips JSON file")]
    [ValidateScript( {
        $TipList = Invoke-WebRequest -URI $_ -Verbose -ErrorAction Stop
        if ($TipList) { $true } else { Throw "Cannot Validate URI Parameter"}
      })]
    $URI = 'https://raw.githubusercontent.com/git-tips/tips/master/tips.json'
  )

  try {
    $TipList | ConvertFrom-Json | Get-Random
  } catch { Write-Error -Message "Unable to convert JSON - $($_)"; break}
}

Get-GitTip | Format-List