Ignore unused jboolean (#482)

0xZaph · web-flow · commit 2534f41d61bf · 2025-12-06T16:08:20.000+09:00
diff --git a/Sources/JExtractSwiftLib/JNI/JNISwift2JavaGenerator+NativeTranslation.swift b/Sources/JExtractSwiftLib/JNI/JNISwift2JavaGenerator+NativeTranslation.swift
@@ -1037,7 +1037,7 @@ extension JNISwift2JavaGenerator {
           printer.print("environment = try! JavaVirtualMachine.shared().environment()")
           let inner = nativeFunctionSignature.result.conversion.render(&printer, "swiftResult$")
           if swiftFunctionResultType.isVoid {
-            printer.print("environment.interface.CallBooleanMethodA(environment, globalFuture, \(completeMethodID), [jvalue(l: nil)])")
+            printer.print("_ = environment.interface.CallBooleanMethodA(environment, globalFuture, \(completeMethodID), [jvalue(l: nil)])")
           } else {
             let result: String
             if nativeFunctionSignature.result.javaType.requiresBoxing {
@@ -1047,7 +1047,7 @@ extension JNISwift2JavaGenerator {
               result = inner
             }
 
-            printer.print("environment.interface.CallBooleanMethodA(environment, globalFuture, \(completeMethodID), [jvalue(l: \(result))])")
+            printer.print("_ = environment.interface.CallBooleanMethodA(environment, globalFuture, \(completeMethodID), [jvalue(l: \(result))])")
           }
         }
 
@@ -1069,7 +1069,7 @@ extension JNISwift2JavaGenerator {
               """
               let catchEnvironment = try! JavaVirtualMachine.shared().environment()
               let exception = catchEnvironment.interface.NewObjectA(catchEnvironment, _JNIMethodIDCache.Exception.class, _JNIMethodIDCache.Exception.constructWithMessage, [String(describing: error).getJValue(in: catchEnvironment)])
-              catchEnvironment.interface.CallBooleanMethodA(catchEnvironment, globalFuture, \(completeExceptionallyMethodID), [jvalue(l: exception)])
+              _ = catchEnvironment.interface.CallBooleanMethodA(catchEnvironment, globalFuture, \(completeExceptionallyMethodID), [jvalue(l: exception)])
               """
               )
             }
@@ -1111,4 +1111,4 @@ extension JNISwift2JavaGenerator {
       }
     }
   }
-}
+}
diff --git a/Tests/JExtractSwiftTests/JNI/JNIAsyncTests.swift b/Tests/JExtractSwiftTests/JNI/JNIAsyncTests.swift
@@ -71,7 +71,7 @@ struct JNIAsyncTests {
                 }
                 let swiftResult$ = await SwiftModule.asyncVoid()
                 environment = try! JavaVirtualMachine.shared().environment()
-                environment.interface.CallBooleanMethodA(environment, globalFuture, _JNIMethodIDCache.CompletableFuture.complete, [jvalue(l: nil)])
+                _ = environment.interface.CallBooleanMethodA(environment, globalFuture, _JNIMethodIDCache.CompletableFuture.complete, [jvalue(l: nil)])
               }
             }
           #endif
@@ -84,7 +84,7 @@ struct JNIAsyncTests {
               }
               let swiftResult$ = await SwiftModule.asyncVoid()
               environment = try! JavaVirtualMachine.shared().environment()
-              environment.interface.CallBooleanMethodA(environment, globalFuture, _JNIMethodIDCache.CompletableFuture.complete, [jvalue(l: nil)])
+              _ = environment.interface.CallBooleanMethodA(environment, globalFuture, _JNIMethodIDCache.CompletableFuture.complete, [jvalue(l: nil)])
             }
           }
         }
@@ -146,12 +146,12 @@ struct JNIAsyncTests {
                 do {
                   let swiftResult$ = await try SwiftModule.async()
                   environment = try! JavaVirtualMachine.shared().environment()
-                  environment.interface.CallBooleanMethodA(environment, globalFuture, _JNIMethodIDCache.CompletableFuture.complete, [jvalue(l: nil)])
+                  _ = environment.interface.CallBooleanMethodA(environment, globalFuture, _JNIMethodIDCache.CompletableFuture.complete, [jvalue(l: nil)])
                 }
                 catch {
                   let catchEnvironment = try! JavaVirtualMachine.shared().environment()
                   let exception = catchEnvironment.interface.NewObjectA(catchEnvironment, _JNIMethodIDCache.Exception.class, _JNIMethodIDCache.Exception.constructWithMessage, [String(describing: error).getJValue(in: catchEnvironment)])
-                  catchEnvironment.interface.CallBooleanMethodA(catchEnvironment, globalFuture, _JNIMethodIDCache.CompletableFuture.completeExceptionally, [jvalue(l: exception)])
+                  _ = catchEnvironment.interface.CallBooleanMethodA(catchEnvironment, globalFuture, _JNIMethodIDCache.CompletableFuture.completeExceptionally, [jvalue(l: exception)])
                 }
               }
             }
@@ -166,12 +166,12 @@ struct JNIAsyncTests {
               do {
                 let swiftResult$ = await try SwiftModule.async()
                 environment = try! JavaVirtualMachine.shared().environment()
-                environment.interface.CallBooleanMethodA(environment, globalFuture, _JNIMethodIDCache.CompletableFuture.complete, [jvalue(l: nil)])
+                _ = environment.interface.CallBooleanMethodA(environment, globalFuture, _JNIMethodIDCache.CompletableFuture.complete, [jvalue(l: nil)])
               }
               catch {
                 let catchEnvironment = try! JavaVirtualMachine.shared().environment()
                 let exception = catchEnvironment.interface.NewObjectA(catchEnvironment, _JNIMethodIDCache.Exception.class, _JNIMethodIDCache.Exception.constructWithMessage, [String(describing: error).getJValue(in: catchEnvironment)])
-                catchEnvironment.interface.CallBooleanMethodA(catchEnvironment, globalFuture, _JNIMethodIDCache.CompletableFuture.completeExceptionally, [jvalue(l: exception)])
+                _ = catchEnvironment.interface.CallBooleanMethodA(catchEnvironment, globalFuture, _JNIMethodIDCache.CompletableFuture.completeExceptionally, [jvalue(l: exception)])
               }
             }
           }
@@ -234,7 +234,7 @@ struct JNIAsyncTests {
               let swiftResult$ = await SwiftModule.async(i: Int64(fromJNI: i, in: environment))
               environment = try! JavaVirtualMachine.shared().environment()
               let boxedResult$ = SwiftJavaRuntimeSupport._JNIBoxedConversions.box(swiftResult$.getJNIValue(in: environment), in: environment)
-              environment.interface.CallBooleanMethodA(environment, globalFuture, _JNIMethodIDCache.CompletableFuture.complete, [jvalue(l: boxedResult$)])
+              _ = environment.interface.CallBooleanMethodA(environment, globalFuture, _JNIMethodIDCache.CompletableFuture.complete, [jvalue(l: boxedResult$)])
             }
           }
           #endif // end of swift(>=6.2)
@@ -248,7 +248,7 @@ struct JNIAsyncTests {
               let swiftResult$ = await SwiftModule.async(i: Int64(fromJNI: i, in: environment))
               environment = try! JavaVirtualMachine.shared().environment()
               let boxedResult$ = SwiftJavaRuntimeSupport._JNIBoxedConversions.box(swiftResult$.getJNIValue(in: environment), in: environment)
-              environment.interface.CallBooleanMethodA(environment, globalFuture, _JNIMethodIDCache.CompletableFuture.complete, [jvalue(l: boxedResult$)])
+              _ = environment.interface.CallBooleanMethodA(environment, globalFuture, _JNIMethodIDCache.CompletableFuture.complete, [jvalue(l: boxedResult$)])
             }
           }
           return 
@@ -328,7 +328,7 @@ struct JNIAsyncTests {
                 result$.initialize(to: swiftResult$)
                 let resultBits$ = Int64(Int(bitPattern: result$))
                 let boxedResult$ = SwiftJavaRuntimeSupport._JNIBoxedConversions.box(resultBits$.getJNIValue(in: environment), in: environment)
-                environment.interface.CallBooleanMethodA(environment, globalFuture, _JNIMethodIDCache.CompletableFuture.complete, [jvalue(l: boxedResult$)])
+                _ = environment.interface.CallBooleanMethodA(environment, globalFuture, _JNIMethodIDCache.CompletableFuture.complete, [jvalue(l: boxedResult$)])
               }
             }
           #endif
@@ -345,7 +345,7 @@ struct JNIAsyncTests {
               result$.initialize(to: swiftResult$)
               let resultBits$ = Int64(Int(bitPattern: result$))
               let boxedResult$ = SwiftJavaRuntimeSupport._JNIBoxedConversions.box(resultBits$.getJNIValue(in: environment), in: environment)
-              environment.interface.CallBooleanMethodA(environment, globalFuture, _JNIMethodIDCache.CompletableFuture.complete, [jvalue(l: boxedResult$)])
+              _ = environment.interface.CallBooleanMethodA(environment, globalFuture, _JNIMethodIDCache.CompletableFuture.complete, [jvalue(l: boxedResult$)])
             }
           }
           return 
@@ -402,7 +402,7 @@ struct JNIAsyncTests {
             deferEnvironment.interface.DeleteGlobalRef(deferEnvironment, s)
           }
           ...
-          environment.interface.CallBooleanMethodA(environment, globalFuture, _JNIMethodIDCache.CompletableFuture.complete, [jvalue(l: swiftResult$.getJNIValue(in: environment))])
+          _ = environment.interface.CallBooleanMethodA(environment, globalFuture, _JNIMethodIDCache.CompletableFuture.complete, [jvalue(l: swiftResult$.getJNIValue(in: environment))])
           ...
         }
         """
@@ -463,11 +463,11 @@ struct JNIAsyncTests {
           ...
           var task: Task<Void, Never>? = nil
           ...
-          environment.interface.CallBooleanMethodA(environment, globalFuture, _JNIMethodIDCache.SimpleCompletableFuture.complete, [jvalue(l: boxedResult$)])
+          _ = environment.interface.CallBooleanMethodA(environment, globalFuture, _JNIMethodIDCache.SimpleCompletableFuture.complete, [jvalue(l: boxedResult$)])
           ... 
         }
         """
       ]
     )
   }
-}
+}

Original file line number	Diff line number	Diff line change
`@@ -1037,7 +1037,7 @@ extension JNISwift2JavaGenerator {`
`1037`	`1037`	`printer.print("environment = try! JavaVirtualMachine.shared().environment()")`
`1038`	`1038`	`let inner = nativeFunctionSignature.result.conversion.render(&printer, "swiftResult$")`
`1039`	`1039`	`if swiftFunctionResultType.isVoid {`
`1040`		`- printer.print("environment.interface.CallBooleanMethodA(environment, globalFuture, \(completeMethodID), [jvalue(l: nil)])")`
	`1040`	`+ printer.print("_ = environment.interface.CallBooleanMethodA(environment, globalFuture, \(completeMethodID), [jvalue(l: nil)])")`
`1041`	`1041`	`} else {`
`1042`	`1042`	`let result: String`
`1043`	`1043`	`if nativeFunctionSignature.result.javaType.requiresBoxing {`
`@@ -1047,7 +1047,7 @@ extension JNISwift2JavaGenerator {`
`1047`	`1047`	`result = inner`
`1048`	`1048`	`}`
`1049`	`1049`
`1050`		`- printer.print("environment.interface.CallBooleanMethodA(environment, globalFuture, \(completeMethodID), [jvalue(l: \(result))])")`
	`1050`	`+ printer.print("_ = environment.interface.CallBooleanMethodA(environment, globalFuture, \(completeMethodID), [jvalue(l: \(result))])")`
`1051`	`1051`	`}`
`1052`	`1052`	`}`
`1053`	`1053`
`@@ -1069,7 +1069,7 @@ extension JNISwift2JavaGenerator {`
`1069`	`1069`	`"""`
`1070`	`1070`	`let catchEnvironment = try! JavaVirtualMachine.shared().environment()`
`1071`	`1071`	`let exception = catchEnvironment.interface.NewObjectA(catchEnvironment, _JNIMethodIDCache.Exception.class, _JNIMethodIDCache.Exception.constructWithMessage, [String(describing: error).getJValue(in: catchEnvironment)])`
`1072`		`- catchEnvironment.interface.CallBooleanMethodA(catchEnvironment, globalFuture, \(completeExceptionallyMethodID), [jvalue(l: exception)])`
	`1072`	`+ _ = catchEnvironment.interface.CallBooleanMethodA(catchEnvironment, globalFuture, \(completeExceptionallyMethodID), [jvalue(l: exception)])`
`1073`	`1073`	`"""`
`1074`	`1074`	`)`
`1075`	`1075`	`}`
`@@ -1111,4 +1111,4 @@ extension JNISwift2JavaGenerator {`
`1111`	`1111`	`}`
`1112`	`1112`	`}`
`1113`	`1113`	`}`
`1114`		`-}`
	`1114`	`+}`
Original file line number	Diff line number	Diff line change
`@@ -71,7 +71,7 @@ struct JNIAsyncTests {`
`71`	`71`	`}`
`72`	`72`	`let swiftResult$ = await SwiftModule.asyncVoid()`
`73`	`73`	`environment = try! JavaVirtualMachine.shared().environment()`
`74`		`- environment.interface.CallBooleanMethodA(environment, globalFuture, _JNIMethodIDCache.CompletableFuture.complete, [jvalue(l: nil)])`
	`74`	`+ _ = environment.interface.CallBooleanMethodA(environment, globalFuture, _JNIMethodIDCache.CompletableFuture.complete, [jvalue(l: nil)])`
`75`	`75`	`}`
`76`	`76`	`}`
`77`	`77`	`#endif`
`@@ -84,7 +84,7 @@ struct JNIAsyncTests {`
`84`	`84`	`}`
`85`	`85`	`let swiftResult$ = await SwiftModule.asyncVoid()`
`86`	`86`	`environment = try! JavaVirtualMachine.shared().environment()`
`87`		`- environment.interface.CallBooleanMethodA(environment, globalFuture, _JNIMethodIDCache.CompletableFuture.complete, [jvalue(l: nil)])`
	`87`	`+ _ = environment.interface.CallBooleanMethodA(environment, globalFuture, _JNIMethodIDCache.CompletableFuture.complete, [jvalue(l: nil)])`
`88`	`88`	`}`
`89`	`89`	`}`
`90`	`90`	`}`
`@@ -146,12 +146,12 @@ struct JNIAsyncTests {`
`146`	`146`	`do {`
`147`	`147`	`let swiftResult$ = await try SwiftModule.async()`
`148`	`148`	`environment = try! JavaVirtualMachine.shared().environment()`
`149`		`- environment.interface.CallBooleanMethodA(environment, globalFuture, _JNIMethodIDCache.CompletableFuture.complete, [jvalue(l: nil)])`
	`149`	`+ _ = environment.interface.CallBooleanMethodA(environment, globalFuture, _JNIMethodIDCache.CompletableFuture.complete, [jvalue(l: nil)])`
`150`	`150`	`}`
`151`	`151`	`catch {`
`152`	`152`	`let catchEnvironment = try! JavaVirtualMachine.shared().environment()`
`153`	`153`	`let exception = catchEnvironment.interface.NewObjectA(catchEnvironment, _JNIMethodIDCache.Exception.class, _JNIMethodIDCache.Exception.constructWithMessage, [String(describing: error).getJValue(in: catchEnvironment)])`
`154`		`- catchEnvironment.interface.CallBooleanMethodA(catchEnvironment, globalFuture, _JNIMethodIDCache.CompletableFuture.completeExceptionally, [jvalue(l: exception)])`
	`154`	`+ _ = catchEnvironment.interface.CallBooleanMethodA(catchEnvironment, globalFuture, _JNIMethodIDCache.CompletableFuture.completeExceptionally, [jvalue(l: exception)])`
`155`	`155`	`}`
`156`	`156`	`}`
`157`	`157`	`}`
`@@ -166,12 +166,12 @@ struct JNIAsyncTests {`
`166`	`166`	`do {`
`167`	`167`	`let swiftResult$ = await try SwiftModule.async()`
`168`	`168`	`environment = try! JavaVirtualMachine.shared().environment()`
`169`		`- environment.interface.CallBooleanMethodA(environment, globalFuture, _JNIMethodIDCache.CompletableFuture.complete, [jvalue(l: nil)])`
	`169`	`+ _ = environment.interface.CallBooleanMethodA(environment, globalFuture, _JNIMethodIDCache.CompletableFuture.complete, [jvalue(l: nil)])`
`170`	`170`	`}`
`171`	`171`	`catch {`
`172`	`172`	`let catchEnvironment = try! JavaVirtualMachine.shared().environment()`
`173`	`173`	`let exception = catchEnvironment.interface.NewObjectA(catchEnvironment, _JNIMethodIDCache.Exception.class, _JNIMethodIDCache.Exception.constructWithMessage, [String(describing: error).getJValue(in: catchEnvironment)])`
`174`		`- catchEnvironment.interface.CallBooleanMethodA(catchEnvironment, globalFuture, _JNIMethodIDCache.CompletableFuture.completeExceptionally, [jvalue(l: exception)])`
	`174`	`+ _ = catchEnvironment.interface.CallBooleanMethodA(catchEnvironment, globalFuture, _JNIMethodIDCache.CompletableFuture.completeExceptionally, [jvalue(l: exception)])`
`175`	`175`	`}`
`176`	`176`	`}`
`177`	`177`	`}`
`@@ -234,7 +234,7 @@ struct JNIAsyncTests {`
`234`	`234`	`let swiftResult$ = await SwiftModule.async(i: Int64(fromJNI: i, in: environment))`
`235`	`235`	`environment = try! JavaVirtualMachine.shared().environment()`
`236`	`236`	`let boxedResult$ = SwiftJavaRuntimeSupport._JNIBoxedConversions.box(swiftResult$.getJNIValue(in: environment), in: environment)`
`237`		`- environment.interface.CallBooleanMethodA(environment, globalFuture, _JNIMethodIDCache.CompletableFuture.complete, [jvalue(l: boxedResult$)])`
	`237`	`+ _ = environment.interface.CallBooleanMethodA(environment, globalFuture, _JNIMethodIDCache.CompletableFuture.complete, [jvalue(l: boxedResult$)])`
`238`	`238`	`}`
`239`	`239`	`}`
`240`	`240`	`#endif // end of swift(>=6.2)`
`@@ -248,7 +248,7 @@ struct JNIAsyncTests {`
`248`	`248`	`let swiftResult$ = await SwiftModule.async(i: Int64(fromJNI: i, in: environment))`
`249`	`249`	`environment = try! JavaVirtualMachine.shared().environment()`
`250`	`250`	`let boxedResult$ = SwiftJavaRuntimeSupport._JNIBoxedConversions.box(swiftResult$.getJNIValue(in: environment), in: environment)`
`251`		`- environment.interface.CallBooleanMethodA(environment, globalFuture, _JNIMethodIDCache.CompletableFuture.complete, [jvalue(l: boxedResult$)])`
	`251`	`+ _ = environment.interface.CallBooleanMethodA(environment, globalFuture, _JNIMethodIDCache.CompletableFuture.complete, [jvalue(l: boxedResult$)])`
`252`	`252`	`}`
`253`	`253`	`}`
`254`	`254`	`return`
`@@ -328,7 +328,7 @@ struct JNIAsyncTests {`
`328`	`328`	`result$.initialize(to: swiftResult$)`
`329`	`329`	`let resultBits$ = Int64(Int(bitPattern: result$))`
`330`	`330`	`let boxedResult$ = SwiftJavaRuntimeSupport._JNIBoxedConversions.box(resultBits$.getJNIValue(in: environment), in: environment)`
`331`		`- environment.interface.CallBooleanMethodA(environment, globalFuture, _JNIMethodIDCache.CompletableFuture.complete, [jvalue(l: boxedResult$)])`
	`331`	`+ _ = environment.interface.CallBooleanMethodA(environment, globalFuture, _JNIMethodIDCache.CompletableFuture.complete, [jvalue(l: boxedResult$)])`
`332`	`332`	`}`
`333`	`333`	`}`
`334`	`334`	`#endif`
`@@ -345,7 +345,7 @@ struct JNIAsyncTests {`
`345`	`345`	`result$.initialize(to: swiftResult$)`
`346`	`346`	`let resultBits$ = Int64(Int(bitPattern: result$))`
`347`	`347`	`let boxedResult$ = SwiftJavaRuntimeSupport._JNIBoxedConversions.box(resultBits$.getJNIValue(in: environment), in: environment)`
`348`		`- environment.interface.CallBooleanMethodA(environment, globalFuture, _JNIMethodIDCache.CompletableFuture.complete, [jvalue(l: boxedResult$)])`
	`348`	`+ _ = environment.interface.CallBooleanMethodA(environment, globalFuture, _JNIMethodIDCache.CompletableFuture.complete, [jvalue(l: boxedResult$)])`
`349`	`349`	`}`
`350`	`350`	`}`
`351`	`351`	`return`
`@@ -402,7 +402,7 @@ struct JNIAsyncTests {`
`402`	`402`	`deferEnvironment.interface.DeleteGlobalRef(deferEnvironment, s)`
`403`	`403`	`}`
`404`	`404`	`...`
`405`		`- environment.interface.CallBooleanMethodA(environment, globalFuture, _JNIMethodIDCache.CompletableFuture.complete, [jvalue(l: swiftResult$.getJNIValue(in: environment))])`
	`405`	`+ _ = environment.interface.CallBooleanMethodA(environment, globalFuture, _JNIMethodIDCache.CompletableFuture.complete, [jvalue(l: swiftResult$.getJNIValue(in: environment))])`
`406`	`406`	`...`
`407`	`407`	`}`
`408`	`408`	`"""`
`@@ -463,11 +463,11 @@ struct JNIAsyncTests {`
`463`	`463`	`...`
`464`	`464`	`var task: Task<Void, Never>? = nil`
`465`	`465`	`...`
`466`		`- environment.interface.CallBooleanMethodA(environment, globalFuture, _JNIMethodIDCache.SimpleCompletableFuture.complete, [jvalue(l: boxedResult$)])`
	`466`	`+ _ = environment.interface.CallBooleanMethodA(environment, globalFuture, _JNIMethodIDCache.SimpleCompletableFuture.complete, [jvalue(l: boxedResult$)])`
`467`	`467`	`...`
`468`	`468`	`}`
`469`	`469`	`"""`
`470`	`470`	`]`
`471`	`471`	`)`
`472`	`472`	`}`
`473`		`-}`
	`473`	`+}`