Merge pull request swiftlang#80915 from artemcm/AddSourceOnlyImportDeps

artemcm · web-flow · commit 1dae563f1b37 · 2025-04-30T16:53:34.000-07:00
[Dependency Scanning] Add a field of source-imported dependencies
diff --git a/include/swift-c/DependencyScan/DependencyScan.h b/include/swift-c/DependencyScan/DependencyScan.h
@@ -212,6 +212,10 @@ SWIFTSCAN_PUBLIC swiftscan_string_set_t *
 swiftscan_swift_textual_detail_get_swift_overlay_dependencies(
     swiftscan_module_details_t details);
 
+SWIFTSCAN_PUBLIC swiftscan_string_set_t *
+swiftscan_swift_textual_detail_get_swift_source_import_module_dependencies(
+swiftscan_module_details_t details);
+
 SWIFTSCAN_PUBLIC swiftscan_string_ref_t
 swiftscan_swift_textual_detail_get_cas_fs_root_id(
     swiftscan_module_details_t details);
diff --git a/include/swift/DependencyScan/DependencyScanImpl.h b/include/swift/DependencyScan/DependencyScanImpl.h
@@ -102,6 +102,9 @@ typedef struct {
   /// Clang module dependencies
   swiftscan_string_set_t *swift_overlay_module_dependencies;
 
+  /// Directly-imported in source module dependencies
+  swiftscan_string_set_t *source_import_module_dependencies;
+
   /// Options to the compile command required to build this module interface
   swiftscan_string_set_t *command_line;
 
diff --git a/lib/DependencyScan/DependencyScanJSON.cpp b/lib/DependencyScan/DependencyScanJSON.cpp
@@ -424,6 +424,9 @@ void writeJSON(llvm::raw_ostream &out,
       bool hasOverlayDependencies =
           swiftTextualDeps->swift_overlay_module_dependencies &&
           swiftTextualDeps->swift_overlay_module_dependencies->count > 0;
+      bool hasSourceImportedDependencies =
+          swiftTextualDeps->source_import_module_dependencies &&
+          swiftTextualDeps->source_import_module_dependencies->count > 0;
       bool commaAfterBridgingHeaderPath = hasOverlayDependencies;
       bool commaAfterFramework =
           hasBridgingHeader || commaAfterBridgingHeaderPath;
@@ -448,6 +451,11 @@ void writeJSON(llvm::raw_ostream &out,
                            /*trailingComma=*/true);
       writeMacroDependencies(out, swiftTextualDeps->macro_dependencies, 5,
                              /*trailingComma=*/true);
+      if (hasSourceImportedDependencies) {
+        writeDependencies(out, swiftTextualDeps->source_import_module_dependencies,
+                          "sourceImportedDependencies", 5,
+                          /*trailingComma=*/true);
+      }
       writeJSONSingleField(out, "isFramework", swiftTextualDeps->is_framework,
                            5, commaAfterFramework);
       /// Bridging header and its source file dependencies, if any.
diff --git a/lib/DependencyScan/DependencyScanningTool.cpp b/lib/DependencyScan/DependencyScanningTool.cpp
@@ -222,6 +222,7 @@ static swiftscan_dependency_graph_t generateHollowDiagnosticOutput(
                                           c_string_utils::create_empty_set(),
                                           c_string_utils::create_empty_set(),
                                           c_string_utils::create_empty_set(),
+                                          c_string_utils::create_empty_set(),
                                           c_string_utils::create_null(),
                                           false,
                                           false,
diff --git a/lib/DependencyScan/ScanDependencies.cpp b/lib/DependencyScan/ScanDependencies.cpp
@@ -786,6 +786,7 @@ generateFullDependencyGraph(const CompilerInstance &instance,
                 swiftTextualDeps->textualModuleDetails.bridgingSourceFiles),
             create_set(clangHeaderDependencyNames),
             create_set(bridgedOverlayDependencyNames),
+            /*sourceImportedDependencies*/ create_set({}),
             create_set(swiftTextualDeps->textualModuleDetails.buildCommandLine),
             /*bridgingHeaderBuildCommand*/ create_set({}),
             create_clone(swiftTextualDeps->contextHash.c_str()),
@@ -813,12 +814,25 @@ generateFullDependencyGraph(const CompilerInstance &instance,
         bridgeDependencyIDs(swiftSourceDeps->swiftOverlayDependencies,
                             bridgedOverlayDependencyNames);
 
+        // Create a set of directly-source-imported dependencies
+        std::vector<ModuleDependencyID> sourceImportDependencies;
+        std::copy(swiftSourceDeps->importedSwiftModules.begin(),
+                  swiftSourceDeps->importedSwiftModules.end(),
+                  std::back_inserter(sourceImportDependencies));
+        std::copy(swiftSourceDeps->importedClangModules.begin(),
+                  swiftSourceDeps->importedClangModules.end(),
+                  std::back_inserter(sourceImportDependencies));
+        std::vector<std::string> bridgedSourceImportedDependencyNames;
+        bridgeDependencyIDs(sourceImportDependencies,
+                            bridgedSourceImportedDependencyNames);
+
         details->swift_textual_details = {
             moduleInterfacePath, create_empty_set(), bridgingHeaderPath,
             create_set(
                 swiftSourceDeps->textualModuleDetails.bridgingSourceFiles),
             create_set(clangHeaderDependencyNames),
             create_set(bridgedOverlayDependencyNames),
+            create_set(bridgedSourceImportedDependencyNames),
             create_set(swiftSourceDeps->textualModuleDetails.buildCommandLine),
             create_set(swiftSourceDeps->bridgingHeaderBuildCommandLine),
             /*contextHash*/
diff --git a/lib/Tooling/libSwiftScan/libSwiftScan.cpp b/lib/Tooling/libSwiftScan/libSwiftScan.cpp
@@ -61,6 +61,8 @@ void swiftscan_dependency_info_details_dispose(
         details_impl->swift_textual_details.bridging_module_dependencies);
     swiftscan_string_set_dispose(
         details_impl->swift_textual_details.swift_overlay_module_dependencies);
+    swiftscan_string_set_dispose(
+        details_impl->swift_textual_details.source_import_module_dependencies);
     swiftscan_string_set_dispose(
         details_impl->swift_textual_details.command_line);
     swiftscan_string_dispose(details_impl->swift_textual_details.context_hash);
@@ -326,6 +328,11 @@ swiftscan_string_set_t *swiftscan_swift_textual_detail_get_swift_overlay_depende
   return details->swift_textual_details.swift_overlay_module_dependencies;
 }
 
+swiftscan_string_set_t *swiftscan_swift_textual_detail_get_swift_source_import_module_dependencies(
+    swiftscan_module_details_t details) {
+  return details->swift_textual_details.source_import_module_dependencies;
+}
+
 swiftscan_string_ref_t swiftscan_swift_textual_detail_get_cas_fs_root_id(
     swiftscan_module_details_t details) {
   return details->swift_textual_details.cas_fs_root_id;
diff --git a/lib/Tooling/libSwiftScan/libSwiftScan.exports b/lib/Tooling/libSwiftScan/libSwiftScan.exports
@@ -22,6 +22,7 @@ swiftscan_swift_textual_detail_get_bridging_pch_command_line
 swiftscan_swift_textual_detail_get_context_hash
 swiftscan_swift_textual_detail_get_is_framework
 swiftscan_swift_textual_detail_get_swift_overlay_dependencies
+swiftscan_swift_textual_detail_get_swift_source_import_module_dependencies
 swiftscan_swift_textual_detail_get_cas_fs_root_id
 swiftscan_swift_textual_detail_get_module_cache_key
 swiftscan_swift_textual_detail_get_user_module_version
diff --git a/test/ModuleInterface/clang-args-transitive-availability.swift b/test/ModuleInterface/clang-args-transitive-availability.swift
@@ -16,6 +16,9 @@ import ImportsMacroSpecificClangModule
 // CHECK-DAG:          "swift": "Swift"
 // CHECK-DAG:          "swift": "SwiftOnoneSupport"
 
+// Additional occurence in source-imported dependencies field
+//CHECK:      "swift": "ImportsMacroSpecificClangModule"
+
 //CHECK:      "swift": "ImportsMacroSpecificClangModule"
 //CHECK-NEXT:    },
 //CHECK-NEXT:    {
diff --git a/test/ModuleInterface/clang-session-transitive.swift b/test/ModuleInterface/clang-session-transitive.swift
@@ -16,6 +16,9 @@ import TestModule
  // CHECK-DAG:          "swift": "Swift"
  // CHECK-DAG:          "swift": "SwiftOnoneSupport"
 
+// Additional occurence in source-imported dependencies field
+ // CHECK:      "swift": "TestModule"
+
  // CHECK:      "swift": "TestModule"
  // CHECK-NEXT:    },
  // CHECK-NEXT:    {
diff --git a/test/ModuleInterface/extension-transitive-availability.swift b/test/ModuleInterface/extension-transitive-availability.swift
@@ -17,6 +17,9 @@ func foo() {
 // CHECK-DAG:          "swift": "Swift"
 // CHECK-DAG:          "swift": "SwiftOnoneSupport"
 
+// Additional occurence in source-imported dependencies field
+// CHECK:      "swift": "ExtensionAvailable"
+
 // CHECK:      "swift": "ExtensionAvailable"
 // CHECK-NEXT:    },
 // CHECK-NEXT:    {
diff --git a/test/ScanDependencies/binary_framework_dependency.swift b/test/ScanDependencies/binary_framework_dependency.swift
@@ -15,8 +15,15 @@
 
 import Foo
 
+// Appears as a dependency of the main module
 // CHECK: "swiftPrebuiltExternal": "Foo"
+
+// Appears as, specifically, a source-imported dependency of the main module
+// CHECK:      "swiftPrebuiltExternal": "Foo"
+
+// Actual node in the dependency graph for module 'Foo'
 // CHECK:      "swiftPrebuiltExternal": "Foo"
+
 // CHECK-NEXT:    },
 // CHECK-NEXT:    {
 // CHECK-NEXT:      "modulePath": 
diff --git a/test/ScanDependencies/source_imports_only.swift b/test/ScanDependencies/source_imports_only.swift
@@ -0,0 +1,28 @@
+// RUN: %empty-directory(%t)
+// RUN: %empty-directory(%t/module-cache)
+// RUN: %target-swift-frontend -scan-dependencies -module-cache-path %t/module-cache %s -o %t/deps.json -I %S/Inputs/CHeaders -I %S/Inputs/Swift -disable-implicit-concurrency-module-import -disable-implicit-string-processing-module-import
+// Check the contents of the JSON output
+// RUN: %validate-json %t/deps.json | %FileCheck %s
+
+// Ensure that round-trip serialization does not affect result
+// RUN: %target-swift-frontend -scan-dependencies -test-dependency-scan-cache-serialization -module-cache-path %t/module-cache %s -o %t/deps.json -I %S/Inputs/CHeaders -I %S/Inputs/Swift -disable-implicit-concurrency-module-import -disable-implicit-string-processing-module-import
+// RUN: %validate-json %t/deps.json | %FileCheck %s
+
+// REQUIRES: executable_test
+// REQUIRES: objc_interop
+
+import C
+
+// CHECK:          "sourceImportedDependencies": [
+// CHECK-NEXT:      {
+// CHECK-DAG:          "swift": "Swift"
+// CHECK-DAG:          "swift": "SwiftOnoneSupport"
+// CHECK-DAG:          "clang": "C"
+// CHECK-NEXT:      }
+// CHECK-NEXT:    ]
+
+// CHECK:         "swiftOverlayDependencies": [
+// CHECK-NEXT:      {
+// CHECK-NEXT:        "swift": "A"
+// CHECK-NEXT:      }
+// CHECK-NEXT:    ]
