src/main/kotlin/platform/mcp/at/AtUsageInspection.kt diff

← → edited src/main/kotlin/platform/mcp/at/AtUsageInspection.kt

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⁠ joe: 2025

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/*
* Minecraft Development for IntelliJ
*
* https://mcdev.io/
*
* Copyright (C) 2024 minecraft-dev
*
* This program is free software: you can redistribute it and/or modify
* it under the terms of the GNU Lesser General Public License as published
* by the Free Software Foundation, version 3.0 only.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public License
* along with this program. If not, see <https://www.gnu.org/licenses/>.
*/

package com.demonwav.mcdev.platform.mcp.at

import com.demonwav.mcdev.facet.MinecraftFacet
import com.demonwav.mcdev.platform.mcp.McpModuleType
import com.demonwav.mcdev.platform.mcp.at.gen.psi.AtEntry
import com.demonwav.mcdev.platform.mcp.at.gen.psi.AtFieldName
import com.demonwav.mcdev.platform.mcp.at.gen.psi.AtFunction
import com.intellij.codeInspection.LocalInspectionTool
import com.intellij.codeInspection.ProblemHighlightType
import com.intellij.codeInspection.ProblemsHolder
import com.intellij.openapi.module.ModuleUtilCore
import com.intellij.psi.PsiElement
import com.intellij.psi.PsiElementVisitor
import com.intellij.psi.search.GlobalSearchScope
import com.intellij.psi.search.searches.ReferencesSearch

class AtUsageInspection : LocalInspectionTool() {

override fun getStaticDescription(): String {
return "The declared access transformer is never used"
}

override fun buildVisitor(holder: ProblemsHolder, isOnTheFly: Boolean): PsiElementVisitor {
return object : PsiElementVisitor() {
override fun visitElement(element: PsiElement) {
if (element !is AtEntry) {
return
}

val module = ModuleUtilCore.findModuleForPsiElement(element) ?: return
val instance = MinecraftFacet.getInstance(module) ?: return
val mcpModule = instance.getModuleOfType(McpModuleType) ?: return
val srgMap = mcpModule.mappingsManager?.mappingsNow ?: return

val member = element.function ?: element.fieldName ?: return
val reference = AtMemberReference.get(element, member) ?: return

val psi = when (member) {
is AtFunction ->
reference.resolveMember(element.project) ?: srgMap.tryGetMappedMethod(reference)?.resolveMember(
element.project,
) ?: return
is AtFieldName ->
reference.resolveMember(element.project)
?: srgMap.tryGetMappedField(reference)?.resolveMember(element.project) ?: return
else ->
return
}

val query = ReferencesSearch.search(psi, GlobalSearchScope.projectScope(element.project))
query.findFirst()
?: holder.registerProblem(
element,
"Access Transformer entry is never used",
ProblemHighlightType.LIKE_UNUSED_SYMBOL,
)
}
}
}
}

/*
* Minecraft Development for IntelliJ
*
* https://mcdev.io/
*
* Copyright (C) 2025 minecraft-dev
*
* This program is free software: you can redistribute it and/or modify
* it under the terms of the GNU Lesser General Public License as published
* by the Free Software Foundation, version 3.0 only.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public License
* along with this program. If not, see <https://www.gnu.org/licenses/>.
*/

package com.demonwav.mcdev.platform.mcp.at

import com.demonwav.mcdev.facet.MinecraftFacet
import com.demonwav.mcdev.platform.mcp.McpModuleType
import com.demonwav.mcdev.platform.mcp.at.gen.psi.AtEntry
import com.demonwav.mcdev.platform.mcp.at.gen.psi.AtFieldName
import com.demonwav.mcdev.platform.mcp.at.gen.psi.AtFunction
import com.intellij.codeInspection.LocalInspectionTool
import com.intellij.codeInspection.ProblemHighlightType
import com.intellij.codeInspection.ProblemsHolder
import com.intellij.openapi.module.ModuleUtilCore
import com.intellij.psi.PsiElement
import com.intellij.psi.PsiElementVisitor
import com.intellij.psi.search.GlobalSearchScope
import com.intellij.psi.search.searches.ReferencesSearch

class AtUsageInspection : LocalInspectionTool() {

override fun getStaticDescription(): String {
return "The declared access transformer is never used"
}

override fun buildVisitor(holder: ProblemsHolder, isOnTheFly: Boolean): PsiElementVisitor {
return object : PsiElementVisitor() {
override fun visitElement(element: PsiElement) {
if (element !is AtEntry) {
return
}

val module = ModuleUtilCore.findModuleForPsiElement(element) ?: return
val instance = MinecraftFacet.getInstance(module) ?: return
val mcpModule = instance.getModuleOfType(McpModuleType) ?: return
val srgMap = mcpModule.mappingsManager?.mappingsNow ?: return

val member = element.function ?: element.fieldName ?: return
val reference = AtMemberReference.get(element, member) ?: return

val psi = when (member) {
is AtFunction ->
reference.resolveMember(element.project) ?: srgMap.tryGetMappedMethod(reference)?.resolveMember(
element.project,
) ?: return
is AtFieldName ->
reference.resolveMember(element.project)
?: srgMap.tryGetMappedField(reference)?.resolveMember(element.project) ?: return
else ->
return
}

val query = ReferencesSearch.search(psi, GlobalSearchScope.projectScope(element.project))
query.findFirst()
?: holder.registerProblem(
element,
"Access Transformer entry is never used",
ProblemHighlightType.LIKE_UNUSED_SYMBOL,
)
}
}
}
}

/* * Minecraft Development for IntelliJ * * https://mcdev.io/ * * Copyright (C) 2024 minecraft-dev * * This program is free software: you can redistribute it and/or modify * it under the terms of the GNU Lesser General Public License as published * by the Free Software Foundation, version 3.0 only. * * This program is distributed in the hope that it will be useful, * but WITHOUT ANY WARRANTY; without even the implied warranty of * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the * GNU General Public License for more details. * * You should have received a copy of the GNU Lesser General Public License * along with this program. If not, see <https://www.gnu.org/licenses/>. */ package com.demonwav.mcdev.platform.mcp.at import com.demonwav.mcdev.facet.MinecraftFacet import com.demonwav.mcdev.platform.mcp.McpModuleType import com.demonwav.mcdev.platform.mcp.at.gen.psi.AtEntry import com.demonwav.mcdev.platform.mcp.at.gen.psi.AtFieldName import com.demonwav.mcdev.platform.mcp.at.gen.psi.AtFunction import com.intellij.codeInspection.LocalInspectionTool import com.intellij.codeInspection.ProblemHighlightType import com.intellij.codeInspection.ProblemsHolder import com.intellij.openapi.module.ModuleUtilCore import com.intellij.psi.PsiElement import com.intellij.psi.PsiElementVisitor import com.intellij.psi.search.GlobalSearchScope import com.intellij.psi.search.searches.ReferencesSearch class AtUsageInspection : LocalInspectionTool() { override fun getStaticDescription(): String { return "The declared access transformer is never used" } override fun buildVisitor(holder: ProblemsHolder, isOnTheFly: Boolean): PsiElementVisitor { return object : PsiElementVisitor() { override fun visitElement(element: PsiElement) { if (element !is AtEntry) { return } val module = ModuleUtilCore.findModuleForPsiElement(element) ?: return val instance = MinecraftFacet.getInstance(module) ?: return val mcpModule = instance.getModuleOfType(McpModuleType) ?: return val srgMap = mcpModule.mappingsManager?.mappingsNow ?: return val member = element.function ?: element.fieldName ?: return val reference = AtMemberReference.get(element, member) ?: return val psi = when (member) { is AtFunction -> reference.resolveMember(element.project) ?: srgMap.tryGetMappedMethod(reference)?.resolveMember( element.project, ) ?: return is AtFieldName -> reference.resolveMember(element.project) ?: srgMap.tryGetMappedField(reference)?.resolveMember(element.project) ?: return else -> return } val query = ReferencesSearch.search(psi, GlobalSearchScope.projectScope(element.project)) query.findFirst() ?: holder.registerProblem( element, "Access Transformer entry is never used", ProblemHighlightType.LIKE_UNUSED_SYMBOL, ) } } } } /* * Minecraft Development for IntelliJ * * https://mcdev.io/ * * Copyright (C) 2025 minecraft-dev * * This program is free software: you can redistribute it and/or modify * it under the terms of the GNU Lesser General Public License as published * by the Free Software Foundation, version 3.0 only. * * This program is distributed in the hope that it will be useful, * but WITHOUT ANY WARRANTY; without even the implied warranty of * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the * GNU General Public License for more details. * * You should have received a copy of the GNU Lesser General Public License * along with this program. If not, see <https://www.gnu.org/licenses/>. */ package com.demonwav.mcdev.platform.mcp.at import com.demonwav.mcdev.facet.MinecraftFacet import com.demonwav.mcdev.platform.mcp.McpModuleType import com.demonwav.mcdev.platform.mcp.at.gen.psi.AtEntry import com.demonwav.mcdev.platform.mcp.at.gen.psi.AtFieldName import com.demonwav.mcdev.platform.mcp.at.gen.psi.AtFunction import com.intellij.codeInspection.LocalInspectionTool import com.intellij.codeInspection.ProblemHighlightType import com.intellij.codeInspection.ProblemsHolder import com.intellij.openapi.module.ModuleUtilCore import com.intellij.psi.PsiElement import com.intellij.psi.PsiElementVisitor import com.intellij.psi.search.GlobalSearchScope import com.intellij.psi.search.searches.ReferencesSearch class AtUsageInspection : LocalInspectionTool() { override fun getStaticDescription(): String { return "The declared access transformer is never used" } override fun buildVisitor(holder: ProblemsHolder, isOnTheFly: Boolean): PsiElementVisitor { return object : PsiElementVisitor() { override fun visitElement(element: PsiElement) { if (element !is AtEntry) { return } val module = ModuleUtilCore.findModuleForPsiElement(element) ?: return val instance = MinecraftFacet.getInstance(module) ?: return val mcpModule = instance.getModuleOfType(McpModuleType) ?: return val srgMap = mcpModule.mappingsManager?.mappingsNow ?: return val member = element.function ?: element.fieldName ?: return val reference = AtMemberReference.get(element, member) ?: return val psi = when (member) { is AtFunction -> reference.resolveMember(element.project) ?: srgMap.tryGetMappedMethod(reference)?.resolveMember( element.project, ) ?: return is AtFieldName -> reference.resolveMember(element.project) ?: srgMap.tryGetMappedField(reference)?.resolveMember(element.project) ?: return else -> return } val query = ReferencesSearch.search(psi, GlobalSearchScope.projectScope(element.project)) query.findFirst() ?: holder.registerProblem( element, "Access Transformer entry is never used", ProblemHighlightType.LIKE_UNUSED_SYMBOL, ) } } } }

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