Change Fabric Mixin detection.

NeoForge now uses Fabric Mixin

Author: Earthcomputer

src/main/kotlin/platform/fabric/util/fabric-util.kt

@@ -20,12 +20,12 @@
 
 package com.demonwav.mcdev.platform.mixin.handlers.injectionPoint
 
-import com.demonwav.mcdev.platform.fabric.util.isFabric
 import com.demonwav.mcdev.platform.mixin.inspection.injector.CtorHeadNoUnsafeInspection
 import com.demonwav.mcdev.platform.mixin.reference.MixinSelector
 import com.demonwav.mcdev.platform.mixin.util.findOrConstructSourceMethod
 import com.demonwav.mcdev.platform.mixin.util.findSuperConstructorCall
 import com.demonwav.mcdev.platform.mixin.util.isConstructor
+import com.demonwav.mcdev.platform.mixin.util.isFabricMixin
 import com.demonwav.mcdev.util.createLiteralExpression
 import com.demonwav.mcdev.util.enumValueOfOrNull
 import com.demonwav.mcdev.util.findContainingClass
@@ -67,7 +67,7 @@ class CtorHeadInjectionPoint : InjectionPoint<PsiElement>() {
         // avoid adding unsafe = true when it's unnecessary on Fabric
         val noUnsafeInspection =
             project.findInspection<CtorHeadNoUnsafeInspection>(CtorHeadNoUnsafeInspection.SHORT_NAME)
-        if (reference.isFabric && noUnsafeInspection?.ignoreForFabric == true) {
+        if (reference.isFabricMixin && noUnsafeInspection?.ignoreForFabric == true) {
             return
         }
 

src/main/kotlin/platform/mixin/handlers/injectionPoint/CtorHeadInjectionPoint.kt

@@ -20,10 +20,10 @@
 
 package com.demonwav.mcdev.platform.mixin.inspection.injector
 
-import com.demonwav.mcdev.platform.fabric.util.isFabric
 import com.demonwav.mcdev.platform.mixin.inspection.MixinInspection
 import com.demonwav.mcdev.platform.mixin.inspection.fix.AnnotationAttributeFix
 import com.demonwav.mcdev.platform.mixin.util.MixinConstants
+import com.demonwav.mcdev.platform.mixin.util.isFabricMixin
 import com.demonwav.mcdev.util.constantStringValue
 import com.demonwav.mcdev.util.constantValue
 import com.intellij.codeInspection.ProblemsHolder
@@ -41,7 +41,7 @@ class CtorHeadNoUnsafeInspection : MixinInspection() {
 
     override fun createOptionsPanel(): JComponent {
         val panel = JPanel(FlowLayout(FlowLayout.LEFT))
-        val checkbox = JCheckBox("Ignore in Fabric mods", ignoreForFabric)
+        val checkbox = JCheckBox("Ignore when Fabric Mixin is present", ignoreForFabric)
         checkbox.addActionListener {
             ignoreForFabric = checkbox.isSelected
         }
@@ -53,7 +53,7 @@ class CtorHeadNoUnsafeInspection : MixinInspection() {
 
     override fun buildVisitor(holder: ProblemsHolder): PsiElementVisitor {
         if (ignoreForFabric) {
-            val isFabric = holder.file.isFabric
+            val isFabric = holder.file.isFabricMixin
             if (isFabric) {
                 return PsiElementVisitor.EMPTY_VISITOR
             }

src/main/kotlin/platform/mixin/inspection/injector/CtorHeadNoUnsafeInspection.kt

@@ -20,7 +20,6 @@
 
 package com.demonwav.mcdev.platform.mixin.inspection.injector
 
-import com.demonwav.mcdev.platform.fabric.util.isFabric
 import com.demonwav.mcdev.platform.mixin.handlers.InjectorAnnotationHandler
 import com.demonwav.mcdev.platform.mixin.handlers.MixinAnnotationHandler
 import com.demonwav.mcdev.platform.mixin.handlers.injectionPoint.AtResolver
@@ -30,6 +29,7 @@ import com.demonwav.mcdev.platform.mixin.util.MethodTargetMember
 import com.demonwav.mcdev.platform.mixin.util.MixinConstants.Annotations.INJECT
 import com.demonwav.mcdev.platform.mixin.util.findSuperConstructorCall
 import com.demonwav.mcdev.platform.mixin.util.isConstructor
+import com.demonwav.mcdev.platform.mixin.util.isFabricMixin
 import com.demonwav.mcdev.util.constantValue
 import com.demonwav.mcdev.util.findAnnotation
 import com.demonwav.mcdev.util.findAnnotations
@@ -50,7 +50,7 @@ class InjectIntoConstructorInspection : MixinInspection() {
 
     override fun createOptionsPanel(): JComponent {
         val panel = JPanel(FlowLayout(FlowLayout.LEFT))
-        val checkbox = JCheckBox("Always allow @Inject into constructors in Fabric", allowOnFabric)
+        val checkbox = JCheckBox("Allow @Inject into constructors when Fabric Mixin is present", allowOnFabric)
         checkbox.addActionListener {
             allowOnFabric = checkbox.isSelected
         }
@@ -59,7 +59,7 @@ class InjectIntoConstructorInspection : MixinInspection() {
     }
 
     override fun buildVisitor(holder: ProblemsHolder): PsiElementVisitor {
-        val isFabric = holder.file.isFabric
+        val isFabric = holder.file.isFabricMixin
         return object : JavaElementVisitor() {
             override fun visitMethod(method: PsiMethod) {
                 val injectAnnotation = method.findAnnotation(INJECT) ?: return

src/main/kotlin/platform/mixin/inspection/injector/InjectIntoConstructorInspection.kt

@@ -20,14 +20,14 @@
 
 package com.demonwav.mcdev.platform.mixin.inspection.injector
 
-import com.demonwav.mcdev.platform.fabric.util.isFabric
 import com.demonwav.mcdev.platform.mixin.handlers.MixinAnnotationHandler
 import com.demonwav.mcdev.platform.mixin.handlers.injectionPoint.AtResolver
 import com.demonwav.mcdev.platform.mixin.inspection.MixinInspection
 import com.demonwav.mcdev.platform.mixin.inspection.fix.AnnotationAttributeFix
 import com.demonwav.mcdev.platform.mixin.util.MethodTargetMember
 import com.demonwav.mcdev.platform.mixin.util.MixinConstants
 import com.demonwav.mcdev.platform.mixin.util.isConstructor
+import com.demonwav.mcdev.platform.mixin.util.isFabricMixin
 import com.demonwav.mcdev.util.constantValue
 import com.demonwav.mcdev.util.findInspection
 import com.demonwav.mcdev.util.ifEmpty
@@ -49,7 +49,7 @@ class UnnecessaryUnsafeInspection : MixinInspection() {
 
     override fun createOptionsPanel(): JComponent {
         val panel = JPanel(FlowLayout(FlowLayout.LEFT))
-        val checkbox = JCheckBox("Always unnecessary in Fabric mods", alwaysUnnecessaryOnFabric)
+        val checkbox = JCheckBox("Always unnecessary when Fabric Mixin is present", alwaysUnnecessaryOnFabric)
         checkbox.addActionListener {
             alwaysUnnecessaryOnFabric = checkbox.isSelected
         }
@@ -58,7 +58,7 @@ class UnnecessaryUnsafeInspection : MixinInspection() {
     }
 
     override fun buildVisitor(holder: ProblemsHolder): PsiElementVisitor {
-        val isFabric = holder.file.isFabric
+        val isFabric = holder.file.isFabricMixin
         val alwaysUnnecessary = isFabric && alwaysUnnecessaryOnFabric
         val requiresUnsafeForCtorHeadOnFabric =
             holder.project.findInspection<CtorHeadNoUnsafeInspection>(CtorHeadNoUnsafeInspection.SHORT_NAME)

src/main/kotlin/platform/mixin/inspection/injector/UnnecessaryUnsafeInspection.kt

@@ -234,3 +234,6 @@ fun isMixinEntryPoint(element: PsiElement?): Boolean {
     }
     return false
 }
+
+val PsiElement.isFabricMixin: Boolean get() =
+    JavaPsiFacade.getInstance(project).findClass(MixinConstants.Classes.FABRIC_UTIL, resolveScope) != null

src/main/kotlin/platform/mixin/util/Mixin.kt

@@ -47,6 +47,8 @@ object MixinConstants {
 
         const val SERIALIZED_NAME = "com.google.gson.annotations.SerializedName"
         const val MIXIN_SERIALIZED_NAME = "org.spongepowered.include.$SERIALIZED_NAME"
+
+        const val FABRIC_UTIL = "org.spongepowered.asm.mixin.FabricUtil"
     }
 
     object Annotations {