public Module(CompileContext context, string name)
{
Context = context;
Name = name;
}
public CompileResult Compile()
{
CompileContext context = new CompileContext();
// let's explore each parseresult to gather some top-level info
// we can do this mostly in parallel, before merging the results of each unit together (we also merge their errors)
ConcurrentQueue <ParseUnitVisitorResults> results = new ConcurrentQueue <ParseUnitVisitorResults>();
List <ParseUnitVisitorResults> units = new List <ParseUnitVisitorResults>();
Parallel.ForEach(parseUnits, (unit) =>
{
results.Enqueue(ParseUnitVisitor.Visit(unit));
});
// gather separate module blocks into modules (each module contains a list of pages, kept separate because we need the imports for each one)
Dictionary <string, Module> modules = new Dictionary <string, Module>();
while (results.TryDequeue(out var unit))
{
// merge errors
context.Errors.AddRange(unit.Errors);
// merge module declarations
foreach (var page in unit.Modules)
{
if (modules.TryGetValue(page.ModuleID.ToString(), out var m))
{
m.AddPage(page);
}
else
{
var module = new Module(context, page.ModuleID.ToString());
module.AddPage(page);
modules.Add(page.ModuleID.ToString(), module);
}
}
units.Add(unit);
}
// assign each module to context so we can do module lookups later
context.Modules = modules;
Module[] moduleArray = new Module[modules.Count];
modules.Values.CopyTo(moduleArray, 0);
// NOTE: we only actually do codegen step if we didn't encounter any errors yet
if (context.Errors.Count == 0)
{
foreach (var m in moduleArray)
{
generator.Add(m);
}
foreach (var m in moduleArray)
{
generator.Generate(m);
}
}
context.Errors.AddRange(generator.Errors);
return(new CompileResult()
{
Errors = context.Errors.ToArray(),
Output = generator.Context
});
}