param (
    [Parameter(Mandatory = $true)]
    [string]$RepoOwner,

    [Parameter(Mandatory = $true)]
    [string]$RepoName,

    [Parameter(Mandatory = $true)]
    $PullRequestNumber
)

. "${PSScriptRoot}\common.ps1"

try
{
    $pullRequest = Get-GithubPullRequest -RepoOwner $RepoOwner -RepoName $RepoName -PullRequestNumber $PullRequestNumber
    Write-Host "##vso[task.setvariable variable=System.PullRequest.Creator;]$($pullRequest.user.login)"
}
catch
{
    Write-Error "Get-PullRequest failed with exception:`n$_"
    exit 1
}