Depending on skip-fuse/SkipFuse without also depending on skip-bridge/SkipBridge results in linker errors

[marcprux]

For example, if the skip-integ-demo package removes the dependency on skip-bridge, attempting to run skip test will fail with:

[274/275] Compiling SkipIntegDemo AnyDynamicObject_Support.swift
ld: Undefined symbols:
  protocol descriptor for SkipBridge.JConvertible, referenced from:
      protocol conformance descriptor for SkipIntegDemo.SkipIntegDemoModule : SkipBridge.JConvertible in SkipIntegDemo in SkipIntegDemo_Bridge.swift.o
  static (extension in SkipBridge):SkipBridge.JConvertible< where A: SkipBridge.JObjectProtocol>.callStatic(_: Swift.OpaquePointer, on: Swift.UnsafeMutableRawPointer, options: SkipBridge.JConvertibleOptions, args: [__C.jvalue]) throws -> A, referenced from:
      protocol witness for static SkipBridge.JConvertible.callStatic(_: Swift.OpaquePointer, on: Swift.UnsafeMutableRawPointer, options: SkipBridge.JConvertibleOptions, args: [__C.jvalue]) throws -> A in conformance SkipIntegDemo.SkipIntegDemoModule : SkipBridge.JConvertible in SkipIntegDemo in SkipIntegDemo_Bridge.swift.o
  static (extension in SkipBridge):SkipBridge.JConvertible< where A: SkipBridge.JObjectProtocol>.loadStatic(_: Swift.OpaquePointer, of: Swift.UnsafeMutableRawPointer, options: SkipBridge.JConvertibleOptions) -> A, referenced from:
      protocol witness for static SkipBridge.JConvertible.loadStatic(_: Swift.OpaquePointer, of: Swift.UnsafeMutableRawPointer, options: SkipBridge.JConvertibleOptions) -> A in conformance SkipIntegDemo.SkipIntegDemoModule : SkipBridge.JConvertible in SkipIntegDemo in SkipIntegDemo_Bridge.swift.o
  (extension in SkipBridge):SkipBridge.JConvertible< where A: SkipBridge.JObjectProtocol>.storeStatic(_: Swift.OpaquePointer, of: Swift.UnsafeMutableRawPointer, options: SkipBridge.JConvertibleOptions) -> (), referenced from:
      protocol witness for SkipBridge.JConvertible.storeStatic(_: Swift.OpaquePointer, of: Swift.UnsafeMutableRawPointer, options: SkipBridge.JConvertibleOptions) -> () in conformance SkipIntegDemo.SkipIntegDemoModule : SkipBridge.JConvertible in SkipIntegDemo in SkipIntegDemo_Bridge.swift.o
  (extension in SkipBridge):SkipBridge.JConvertible< where A: SkipBridge.JObjectProtocol>.toJavaParameter(options: SkipBridge.JConvertibleOptions) -> __C.jvalue, referenced from:
      SkipIntegDemo.SkipIntegDemoModule.toJavaObject(options: SkipBridge.JConvertibleOptions) -> Swift.UnsafeMutableRawPointer? in SkipIntegDemo_Bridge.swift.o
      protocol witness for SkipBridge.JConvertible.toJavaParameter(options: SkipBridge.JConvertibleOptions) -> __C.jvalue in conformance SkipIntegDemo.SkipIntegDemoModule : SkipBridge.JConvertible in SkipIntegDemo in SkipIntegDemo_Bridge.swift.o
  static (extension in SkipBridge):SkipBridge.JConvertible< where A: SkipBridge.JObjectProtocol>.call(_: Swift.OpaquePointer, on: Swift.UnsafeMutableRawPointer, options: SkipBridge.JConvertibleOptions, args: [__C.jvalue]) throws -> A, referenced from:
      protocol witness for static SkipBridge.JConvertible.call(_: Swift.OpaquePointer, on: Swift.UnsafeMutableRawPointer, options: SkipBridge.JConvertibleOptions, args: [__C.jvalue]) throws -> A in conformance SkipIntegDemo.SkipIntegDemoModule : SkipBridge.JConvertible in SkipIntegDemo in SkipIntegDemo_Bridge.swift.o
  static (extension in SkipBridge):SkipBridge.JConvertible< where A: SkipBridge.JObjectProtocol>.load(_: Swift.OpaquePointer, of: Swift.UnsafeMutableRawPointer, options: SkipBridge.JConvertibleOptions) -> A, referenced from:
      protocol witness for static SkipBridge.JConvertible.load(_: Swift.OpaquePointer, of: Swift.UnsafeMutableRawPointer, options: SkipBridge.JConvertibleOptions) -> A in conformance SkipIntegDemo.SkipIntegDemoModule : SkipBridge.JConvertible in SkipIntegDemo in SkipIntegDemo_Bridge.swift.o
  (extension in SkipBridge):SkipBridge.JConvertible< where A: SkipBridge.JObjectProtocol>.store(_: Swift.OpaquePointer, of: Swift.UnsafeMutableRawPointer, options: SkipBridge.JConvertibleOptions) -> (), referenced from:
      protocol witness for SkipBridge.JConvertible.store(_: Swift.OpaquePointer, of: Swift.UnsafeMutableRawPointer, options: SkipBridge.JConvertibleOptions) -> () in conformance SkipIntegDemo.SkipIntegDemoModule : SkipBridge.JConvertible in SkipIntegDemo in SkipIntegDemo_Bridge.swift.o
  static SkipBridge.SwiftClosure0.javaO/Users/runner/work/skip-integ-demo/skip-integ-demo/.build/checkouts/skip/Sources/SkipTest/XCGradleHarness.swift:324: error: -[SkipIntegDemoTests.XCSkipTests testSkipModule] : Execution failed for task ':SkipIntegDemo:buildLocalSwiftPackage'./Users/runner/work/skip-integ-demo/skip-integ-demo/Tests/SkipIntegDemoTests/XCSkipTests.swift:16: error: -[SkipIntegDemoTests.XCSkipTests testSkipModule] : failed - The expected test output folder did not exist, which may indicate that the gradle process encountered a build error or other issue. Missing folder: /Users/runner/work/skip-integ-demo/skip-integ-demo/.build/checkouts/skip/Skip/build/skip-integ-demo/SkipIntegDemoTests/skipstone/SkipIntegDemo/.build/SkipIntegDemo/test-resultsTest Case '-[SkipIntegDemoTests.XCSkipTests testSkipModule]' failed (72.738 seconds).Test Suite 'XCSkipTests' failed at 2025-01-23 19:18:54.151.
	 Executed 1 test, with 2 failures (0 unexpected) in 72.738 (72.738) secondsTest Suite 'skip-integ-demoPackageTests.xctest' failed at 2025-01-23 19:18:54.151.
	 Executed 1 test, with 2 failures (0 unexpected) in 72.738 (72.738) secondsTest Suite 'Selected tests' failed at 2025-01-23 19:18:54.151.
	 Executed 1 test, with 2 failures (0 unexpected) in 72.738 (72.740) secondsbject<A>(for: (() -> A)?, options: SkipBridge.JConvertibleOptions) -> Swift.UnsafeMutableRawPointer?, referenced from:
      SkipIntegDemo.SkipIntegDemoModule_Swift_projectionImpl(Swift.UnsafeMutablePointer<Swift.UnsafePointer<__C.JNINativeInterface>?>, Swift.UnsafeMutableRawPointer, Swift.Int32) -> Swift.UnsafeMutableRawPointer in SkipIntegDemo_Bridge.swift.o
  type metadata accessor for SkipBridge.SwiftClosure0, referenced from:
      SkipIntegDemo.SkipIntegDemoModule_Swift_projectionImpl(Swift.UnsafeMutablePointer<Swift.UnsafePointer<__C.JNINativeInterface>?>, Swift.UnsafeMutableRawPointer, Swift.Int32) -> Swift.UnsafeMutableRawPointer in SkipIntegDemo_Bridge.swift.o
  protocol descriptor for SkipBridge.BridgedToKotlin, referenced from:
      protocol conformance descriptor for SkipIntegDemo.SkipIntegDemoModule : SkipBridge.BridgedToKotlin in SkipIntegDemo in SkipIntegDemo_Bridge.swift.o
  protocol descriptor for SkipBridge.JObjectProtocol, referenced from:
      protocol conformance descriptor for SkipIntegDemo.SkipIntegDemoModule : SkipBridge.JObjectProtocol in SkipIntegDemo in SkipIntegDemo_Bridge.swift.o
  SkipBridge.JConvertibleOptions.kotlincompat.unsafeMutableAddressor : SkipBridge.JConvertibleOptions, referenced from:
      SkipIntegDemo.SkipIntegDemoModule_Swift_stringFunction_1(Swift.UnsafeMutablePointer<Swift.UnsafePointer<__C.JNINativeInterface>?>, Swift.UnsafeMutableRawPointer, Swift.Int64) -> Swift.UnsafeMutableRawPointer in SkipIntegDemo_Bridge.swift.o
      SkipIntegDemo.SkipIntegDemoModule_Swift_projectionImpl(Swift.UnsafeMutablePointer<Swift.UnsafePointer<__C.JNINativeInterface>?>, Swift.UnsafeMutableRawPointer, Swift.Int32) -> Swift.UnsafeMutableRawPointer in SkipIntegDemo_Bridge.swift.o
  SkipBridge.JConvertibleOptions.init(rawValue: Swift.Int) -> SkipBridge.JConvertibleOptions, referenced from:
      SkipIntegDemo.SkipIntegDemoModule_Swift_projectionImpl(Swift.UnsafeMutablePointer<Swift.UnsafePointer<__C.JNINativeInterface>?>, Swift.UnsafeMutableRawPointer, Swift.Int32) -> Swift.UnsafeMutableRawPointer in SkipIntegDemo_Bridge.swift.o
  type metadata for SkipBridge.JConvertibleOptions, referenced from:
      SkipIntegDemo.SkipIntegDemoModule_Swift_stringFunction_1(Swift.UnsafeMutablePointer<Swift.UnsafePointer<__C.JNINativeInterface>?>, Swift.UnsafeMutableRawPointer, Swift.Int64) -> Swift.UnsafeMutableRawPointer in SkipIntegDemo_Bridge.swift.o
      SkipIntegDemo.SkipIntegDemoModule_Swift_stringFunction_1(Swift.UnsafeMutablePointer<Swift.UnsafePointer<__C.JNINativeInterface>?>, Swift.UnsafeMutableRawPointer, Swift.Int64) -> Swift.UnsafeMutableRawPointer in SkipIntegDemo_Bridge.swift.o
      SkipIntegDemo.SkipIntegDemoModule_Swift_stringFunction_1(Swift.UnsafeMutablePointer<Swift.UnsafePointer<__C.JNINativeInterface>?>, Swift.UnsafeMutableRawPointer, Swift.Int64) -> Swift.UnsafeMutableRawPointer in SkipIntegDemo_Bridge.swift.o
      lazy protocol witness table accessor for type SkipBridge.JConvertibleOptions and conformance SkipBridge.JConvertibleOptions : Swift.SetAlgebra in SkipBridge in SkipIntegDemo_Bridge.swift.o
      SkipIntegDemo.SkipIntegDemoModule_Swift_projectionImpl(Swift.UnsafeMutablePointer<Swift.UnsafePointer<__C.JNINativeInterface>?>, Swift.UnsafeMutableRawPointer, Swift.Int32) -> Swift.UnsafeMutableRawPointer in SkipIntegDemo_Bridge.swift.o
      SkipIntegDemo.SkipIntegDemoModule_Swift_projectionImpl(Swift.UnsafeMutablePointer<Swift.UnsafePointer<__C.JNINativeInterface>?>, Swift.UnsafeMutableRawPointer, Swift.Int32) -> Swift.UnsafeMutableRawPointer in SkipIntegDemo_Bridge.swift.o
      SkipIntegDemo.SkipIntegDemoModule_Swift_projectionImpl(Swift.UnsafeMutablePointer<Swift.UnsafePointer<__C.JNINativeInterface>?>, Swift.UnsafeMutableRawPointer, Swift.Int32) -> Swift.UnsafeMutableRawPointer in SkipIntegDemo_Bridge.swift.o
      ...
  protocol conformance descriptor for SkipBridge.JConvertibleOptions : Swift.SetAlgebra in SkipBridge, referenced from:
      lazy protocol witness table accessor for type SkipBridge.JConvertibleOptions and conformance SkipBridge.JConvertibleOptions : Swift.SetAlgebra in SkipBridge in SkipIntegDemo_Bridge.swift.o
  protocol descriptor for SkipBridge.BridgedToKotlinBaseClass, referenced from:
      protocol conformance descriptor for SkipIntegDemo.SkipIntegDemoModule : SkipBridge.BridgedToKotlinBaseClass in SkipIntegDemo in SkipIntegDemo_Bridge.swift.o
  (extension in SkipBridge):SkipBridge.BridgedToKotlinBaseClass.Java_findConstructor(base: SkipBridge.JClass, _: Swift.OpaquePointer) -> (cls: SkipBridge.JClass, ctor: Swift.OpaquePointer), referenced from:
      SkipIntegDemo.SkipIntegDemoModule.toJavaObject(options: SkipBridge.JConvertibleOptions) -> Swift.UnsafeMutableRawPointer? in SkipIntegDemo_Bridge.swift.o
  SkipBridge.JClass.getMethodID(name: Swift.String, sig: Swift.String) -> Swift.OpaquePointer?, referenced from:
      one-time initialization function for (Java_constructor_methodID in _9BB79D3EF451BF8B979632A82BCEFD36) in SkipIntegDemo_Bridge.swift.o
  SkipBridge.JClass.__allocating_init(name: Swift.String, systemClass: Swift.Bool) throws -> SkipBridge.JClass, referenced from:
      one-time initialization function for (Java_class in _9BB79D3EF451BF8B979632A82BCEFD36) in SkipIntegDemo_Bridge.swift.o
  SkipBridge.JClass.create(ctor: Swift.OpaquePointer, options: SkipBridge.JConvertibleOptions, args: [__C.jvalue]) throws -> Swift.UnsafeMutableRawPointer, referenced from:
      SkipIntegDemo.SkipIntegDemoModule.toJavaObject(options: SkipBridge.JConvertibleOptions) -> Swift.UnsafeMutableRawPointer? in SkipIntegDemo_Bridge.swift.o
  type metadata accessor for SkipBridge.JClass, referenced from:
      one-time initialization function for (Java_class in _9BB79D3EF451BF8B979632A82BCEFD36) in SkipIntegDemo_Bridge.swift.o
  (extension in SkipBridge):Swift.String.toJavaObject(options: SkipBridge.JConvertibleOptions) -> Swift.UnsafeMutableRawPointer?, referenced from:
      SkipIntegDemo.SkipIntegDemoModule_Swift_stringFunction_1(Swift.UnsafeMutablePointer<Swift.UnsafePointer<__C.JNINativeInterface>?>, Swift.UnsafeMutableRawPointer, Swift.Int64) -> Swift.UnsafeMutableRawPointer in SkipIntegDemo_Bridge.swift.o
  protocol witness table for Swift.UnsafeMutableRawPointer : SkipBridge.JConvertible in SkipBridge, referenced from:
      lazy protocol witness table accessor for type Swift.UnsafeMutableRawPointer? and conformance <A where A: SkipBridge.JConvertible> A? : SkipBridge.JConvertible in SkipBridge in SkipIntegDemo_Bridge.swift.o
  (extension in SkipBridge):Swift.Int64.toJavaParameter(options: SkipBridge.JConvertibleOptions) -> __C.jvalue, referenced from:
      SkipIntegDemo.SkipIntegDemoModule.toJavaObject(options: SkipBridge.JConvertibleOptions) -> Swift.UnsafeMutableRawPointer? in SkipIntegDemo_Bridge.swift.o
  static (extension in SkipBridge):Swift.Int64.peer(of: Swift.UnsafeMutableRawPointer, options: SkipBridge.JConvertibleOptions) -> Swift.Int64, referenced from:
      static SkipIntegDemo.SkipIntegDemoModule.fromJavaObject(_: Swift.UnsafeMutableRawPointer?, options: SkipBridge.JConvertibleOptions) -> Self in SkipIntegDemo_Bridge.swift.o
  (extension in SkipBridge):Swift.Int64.pointee<A where A: AnyObject>() -> A?, referenced from:
      static SkipIntegDemo.SkipIntegDemoModule.fromJavaObject(_: Swift.UnsafeMutableRawPointer?, options: SkipBridge.JConvertibleOptions) -> Self in SkipIntegDemo_Bridge.swift.o
      SkipIntegDemo.SkipIntegDemoModule_Swift_stringFunction_1(Swift.UnsafeMutablePointer<Swift.UnsafePointer<__C.JNINativeInterface>?>, Swift.UnsafeMutableRawPointer, Swift.Int64) -> Swift.UnsafeMutableRawPointer in SkipIntegDemo_Bridge.swift.o
  static (extension in SkipBridge):Swift.Int64.pointer<A where A: AnyObject>(to: A?, retain: Swift.Bool) -> Swift.Int64, referenced from:
      SkipIntegDemo.SkipIntegDemoModule.toJavaObject(options: SkipBridge.JConvertibleOptions) -> Swift.UnsafeMutableRawPointer? in SkipIntegDemo_Bridge.swift.o
      SkipIntegDemo.SkipIntegDemoModule_Swift_constructor_0(Swift.UnsafeMutablePointer<Swift.UnsafePointer<__C.JNINativeInterface>?>, Swift.UnsafeMutableRawPointer) -> Swift.Int64 in SkipIntegDemo_Bridge.swift.o
  (extension in SkipBridge):Swift.Int64.release<A where A: AnyObject>(as: A.Type) -> (), referenced from:
      SkipIntegDemo.SkipIntegDemoModule_Swift_release(Swift.UnsafeMutablePointer<Swift.UnsafePointer<__C.JNINativeInterface>?>, Swift.UnsafeMutableRawPointer, Swift.Int64) -> () in SkipIntegDemo_Bridge.swift.o
  protocol conformance descriptor for <A where A: SkipBridge.JConvertible> A? : SkipBridge.JConvertible in SkipBridge, referenced from:
      lazy protocol witness table accessor for type Swift.UnsafeMutableRawPointer? and conformance <A where A: SkipBridge.JConvertible> A? : SkipBridge.JConvertible in SkipBridge in SkipIntegDemo_Bridge.swift.o
  protocol witness table for A? : SkipBridge.JObjectProtocol in SkipBridge, referenced from:
      SkipIntegDemo.SkipIntegDemoModule.toJavaObject(options: SkipBridge.JConvertibleOptions) -> Swift.UnsafeMutableRawPointer? in SkipIntegDemo_Bridge.swift.o
clang: error: linker command failed with exit code 1 (use -v to see invocation)
[274/275] Linking libSkipIntegDemo.dylib
> Task :SkipIntegDemo:buildLocalSwiftPackage FAILED
[Incubating] Problems report is available at: file:///Users/runner/work/skip-integ-demo/skip-integ-demo/.build/plugins/outputs/skip-integ-demo/SkipIntegDemoTests/skipstone/.build/SkipIntegDemo/reports/problems/problems-report.html
170 actionable tasks: 170 executed
FAILURE: Build failed with an exception.
* What went wrong:
Execution failed for task ':SkipIntegDemo:buildLocalSwiftPackage'.
> Process 'command 'sh'' finished with non-zero exit value 1
* Try:
> Run with --stacktrace option to get the stack trace.
> Run with --info or --debug option to get more log output.
> Run with --scan to get full insights.
> Get more help at https://help.gradle.org./
BUILD FAILED in 1m 10s
Error: 3 errors
[✗] Test project (108.59s)
[✗]   static SkipBridge.SwiftClosure0.javaO/Users/runner/work/skip-integ-demo/skip-integ-demo/.build/checkouts/skip/Sources/SkipTest/XCGradleHarness.swift:324: error: -[SkipIntegDemoTests.XCSkipTests testSkipModule] : Execution failed for task ':SkipIntegDemo:buildLocalSwiftPackage'./Users/runner/work/skip-integ-demo/skip-integ-demo/Tests/SkipIntegDemoTests/XCSkipTests.swift:16: error: -[SkipIntegDemoTests.XCSkipTests testSkipModule] : failed - The expected test output folder did not exist, which may indicate that the gradle process encountered a build error or other issue. Missing folder: /Users/runner/work/skip-integ-demo/skip-integ-demo/.build/checkouts/skip/Skip/build/skip-integ-demo/SkipIntegDemoTests/skipstone/SkipIntegDemo/.build/SkipIntegDemo/test-resultsTest Case '-[SkipIntegDemoTests.XCSkipTests testSkipModule]' failed (72.738 seconds).Test Suite 'XCSkipTests' failed at 2025-01-23 19:18:54.151.