Merge pull request #33935 from brentdax/these-imports-are-testing-my-patience

Add -testable-import-module frontend flag (+ refactoring)

Author: beccadax

include/swift/AST/ASTTypeIDZone.def

@@ -22,7 +22,7 @@ SWIFT_TYPEID(BodyInitKindAndExpr)
 SWIFT_TYPEID(CtorInitializerKind)
 SWIFT_TYPEID(FunctionBuilderBodyPreCheck)
 SWIFT_TYPEID(GenericSignature)
-SWIFT_TYPEID(ImplicitImport)
+SWIFT_TYPEID(ImplicitImportList)
 SWIFT_TYPEID(ImplicitMemberAction)
 SWIFT_TYPEID(ParamSpecifier)
 SWIFT_TYPEID(PropertyWrapperBackingPropertyInfo)

include/swift/AST/ASTTypeIDs.h

@@ -42,7 +42,7 @@ class GenericTypeParamType;
 class InfixOperatorDecl;
 class IterableDeclContext;
 class ModuleDecl;
-struct ImplicitImport;
+struct ImplicitImportList;
 class NamedPattern;
 class NominalTypeDecl;
 class OperatorDecl;

include/swift/AST/FileUnit.h

@@ -235,12 +235,12 @@ class FileUnit : public DeclContext {
   /// \p filter controls whether public, private, or any imports are included
   /// in this list.
   virtual void
-  getImportedModules(SmallVectorImpl<ModuleDecl::ImportedModule> &imports,
+  getImportedModules(SmallVectorImpl<ImportedModule> &imports,
                      ModuleDecl::ImportFilter filter) const {}
 
   /// \see ModuleDecl::getImportedModulesForLookup
   virtual void getImportedModulesForLookup(
-      SmallVectorImpl<ModuleDecl::ImportedModule> &imports) const {
+      SmallVectorImpl<ImportedModule> &imports) const {
     return getImportedModules(imports, ModuleDecl::ImportFilterKind::Exported);
   }