public UsePackage(PtUseUri source, string?alias, string name, Package package)
{
Source = source;
Alias = alias;
Name = name;
Package = package;
}
private IUse DecodeUseUri(PtUseUri use)
{
var uri = use.Uri.Value;
var parts = uri.Split(':');
Debug.Assert(parts.Length == 1 || parts.Length == 2);
var schema = parts.Length == 1 ? "package" : parts[0];
var value = parts.Length == 1 ? parts[0] : parts[1];
Debug.Assert(schema.Length > 0 && value.Length > 0);
var alias = use.Name?.Value;
switch (schema)
{
case "package":
var package = UsePackage(uri);
return(new UsePackage(use, alias, value, package));
case "lib":
if (alias != null)
{
Errors.Help.Add(
use.Span,
ErrNo.Err003,
$"nonsense alias in ``use \"lib:{value}\"ยดยด");
}
return(new UseLib(use, value));
}
throw new System.InvalidOperationException();
}
protected virtual void DoVisit(PtUseUri node) => VisitChildren(node);
public UseLib(PtUseUri source, string path)
{
Source = source;
Path = path;
}
protected override void DoVisit(PtUseUri node)
{
Ffis.Add($"use {node.Uri}");
}
