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Disable "Introduce type alias" refactoring when type aliases aren't supported by the current language level

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This commit is contained in:
Dmitry Jemerov
2017-01-28 18:27:33 +01:00
parent 720da176db
commit 17c73cea7f
1 changed files with 13 additions and 2 deletions
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idea/src/org/jetbrains/kotlin/idea/refactoring/introduce/introduceTypeAlias/IntroduceTypeAliasHandler.kt
+13 -2
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@@ -20,12 +20,16 @@ import com.intellij.lang.refactoring.RefactoringSupportProvider
import com.intellij.openapi.actionSystem.DataContext
import com.intellij.openapi.application.ApplicationManager
import com.intellij.openapi.editor.Editor
import com.intellij.openapi.module.ModuleUtil
import com.intellij.openapi.project.Project
import com.intellij.psi.PsiElement
import com.intellij.psi.PsiFile
import com.intellij.refactoring.RefactoringActionHandler
import org.jetbrains.kotlin.config.LanguageFeature
import org.jetbrains.kotlin.idea.codeInsight.CodeInsightUtils.ElementKind.TYPE_CONSTRUCTOR
import org.jetbrains.kotlin.idea.codeInsight.CodeInsightUtils.ElementKind.TYPE_ELEMENT
import org.jetbrains.kotlin.idea.project.languageVersionSettings
import org.jetbrains.kotlin.idea.refactoring.KotlinRefactoringSupportProvider
import org.jetbrains.kotlin.idea.refactoring.checkConflictsInteractively
import org.jetbrains.kotlin.idea.refactoring.introduce.AbstractIntroduceAction
import org.jetbrains.kotlin.idea.refactoring.introduce.extractionEngine.processDuplicates
@@ -125,5 +129,12 @@ open class KotlinIntroduceTypeAliasHandler : RefactoringActionHandler {
}
class IntroduceTypeAliasAction : AbstractIntroduceAction() {
override fun getRefactoringHandler(provider: RefactoringSupportProvider) = KotlinIntroduceTypeAliasHandler.INSTANCE
}
override fun getRefactoringHandler(provider: RefactoringSupportProvider): RefactoringActionHandler? {
return if (provider is KotlinRefactoringSupportProvider) KotlinIntroduceTypeAliasHandler.INSTANCE else null
}
override fun isAvailableOnElementInEditorAndFile(element: PsiElement, editor: Editor, file: PsiFile, context: DataContext): Boolean {
return super.isAvailableOnElementInEditorAndFile(element, editor, file, context) &&
(ModuleUtil.findModuleForPsiElement(file)?.languageVersionSettings?.supportsFeature(LanguageFeature.TypeAliases) ?: false)
}
}