/// <summary>
/// Computes a URN from the combination of a resource name, resource type, optional parent,
/// optional project and optional stack.
/// </summary>
/// <returns></returns>
internal static Output <string> Create(
Input <string> name, Input <string> type,
Resource?parent, Input <string>?parentUrn,
Input <string>?project, Input <string>?stack)
{
if (parent != null && parentUrn != null)
{
throw new ArgumentException("Only one of 'parent' and 'parentUrn' can be non-null.");
}
Output <string> parentPrefix;
if (parent != null || parentUrn != null)
{
var parentUrnOutput = parent != null
? parent.Urn
: parentUrn !.ToOutput();
parentPrefix = parentUrnOutput.Apply(
parentUrnString => parentUrnString.Substring(
0, parentUrnString.LastIndexOf("::", StringComparison.Ordinal)) + "$");
}
else
{
parentPrefix = Output.Create($"urn:pulumi:{stack ?? Deployment.Instance.StackName}::{project ?? Deployment.Instance.ProjectName}::");
}
return(Output.Format($"{parentPrefix}{type}::{name}"));
}