Fix crash when Any type parsing (#528)

Author: sidepelican

Sources/JExtractSwiftLib/SwiftTypes/SwiftType.swift

@@ -365,7 +365,10 @@ extension SwiftType {
       }
       typeDecl = lookupContext.symbolTable.lookupNestedType(name.text, parent: parentDecl)
     } else {
-      typeDecl = try lookupContext.unqualifiedLookup(name: Identifier(name)!, from: name)
+      guard let ident = Identifier(name) else {
+        throw TypeTranslationError.unknown(originalType)
+      }
+      typeDecl = try lookupContext.unqualifiedLookup(name: ident, from: name)
     }
     guard let typeDecl else {
      throw TypeTranslationError.unknown(originalType)

Sources/SwiftJavaDocumentation/Documentation.docc/SupportedFeatures.md

@@ -65,9 +65,9 @@ SwiftJava's `swift-java jextract` tool automates generating Java bindings from S
 | Tuples: `(Int, String)`, `(A, B, C)`                                                 | ❌        | ❌   |
 | Protocols: `protocol`                                                                | ❌        | ✅   |
 | Protocols: `protocol` with associated types                                          | ❌        | ❌   |
-| Existential parameters `f(x: any SomeProtocol) `                                     | ❌        | ✅   |
+| Existential parameters `f(x: any SomeProtocol)` (excepts `Any`)                      | ❌        | ✅   |
 | Existential parameters `f(x: any (A & B)) `                                          | ❌        | ✅   |
-| Existential return types `f() -> any Collection `                                    | ❌        | ❌   |
+| Existential return types `f() -> any Collection`                                     | ❌        | ❌   |
 | Foundation Data and DataProtocol: `f(x: any DataProtocol) -> Data`                   | ✅        | ❌   |
 | Opaque parameters: `func take(worker: some Builder) -> some Builder`                 | ❌        | ✅   |
 | Opaque return types: `func get() -> some Builder`                                    | ❌        | ❌   |

Tests/JExtractSwiftTests/MethodImportTests.swift

@@ -41,6 +41,8 @@ final class MethodImportTests {
     )
     
     public func globalReturnClass() -> MySwiftClass
+
+    public func globalReturnAny() -> Any
     
     public func swapRawBufferPointer(buffer: UnsafeRawBufferPointer) -> UnsafeMutableRawBufferPointer
 
@@ -456,4 +458,18 @@ final class MethodImportTests {
         """
     )
   }
+
+  @Test("Import: public func globalReturnAny() -> Any")
+  func func_globalReturnAny() throws {
+    var config = Configuration()
+    config.swiftModule = "__FakeModule"
+    let st = Swift2JavaTranslator(config: config)
+    st.log.logLevel = .error
+
+    try st.analyze(path: "Fake.swift", text: class_interfaceFile)
+
+    #expect(!st.importedGlobalFuncs.contains {
+      $0.name == "globalReturnAny"
+    }, "'Any' return type is not supported yet")
+  }
 }