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<# 
  Get list of public gists from GitHub
  Dependencies:  Powershell v3+
  ConvertTo-Hashtable:  see in my gists
  
  2017 Andriy Melnyk https://github.com/TurboBasic
#>  

$DEFAULT_API  = 'https://api.github.com/gists'
#$DEFAULT_API = 'https://api.github.com/users/USERNAME/gists'
Function Get-Gist( [string]$api = 'https://api.github.com/gists' ) {
  (curl $api | 
      select -expandProperty Content | 
      ConvertFrom-Json) | Foreach-Object { 
        $_currentRecord=$_
        $_.files | ConvertTo-Hashtable | 
        Select -expandProperty Values | 
        Foreach-Object { 
            [PSCustomObject]@{ 
                id = $_currentRecord.id; 
                description = $_currentRecord.description;
                filename = $_.filename;
                url = $_.raw_url
            }
        }
    } | Format-List filename, url, description
}