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Refactoring: Introduce getReferenceTargets() function

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This commit is contained in:
Alexey Sedunov
2015-05-19 17:52:54 +03:00
parent 640f07969a
commit 036e2c585b
4 changed files with 18 additions and 33 deletions
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idea/ide-common/src/org/jetbrains/kotlin/idea/util/ImportsUtils.kt
+7 -14
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@@ -16,19 +16,14 @@
package org.jetbrains.kotlin.idea.imports
import org.jetbrains.kotlin.descriptors.DeclarationDescriptor
import org.jetbrains.kotlin.descriptors.*
import org.jetbrains.kotlin.name.FqName
import org.jetbrains.kotlin.descriptors.ConstructorDescriptor
import org.jetbrains.kotlin.descriptors.PackageViewDescriptor
import org.jetbrains.kotlin.descriptors.ClassDescriptor
import org.jetbrains.kotlin.descriptors.CallableDescriptor
import org.jetbrains.kotlin.psi.psiUtil.getReceiverExpression
import com.intellij.psi.PsiElement
import org.jetbrains.kotlin.types.JetType
import org.jetbrains.kotlin.psi.JetReferenceExpression
import org.jetbrains.kotlin.resolve.BindingContext
import org.jetbrains.kotlin.resolve.DescriptorUtils
import org.jetbrains.kotlin.resolve.bindingContextUtil.getReferenceTargets
import org.jetbrains.kotlin.resolve.descriptorUtil.getImportableDescriptor
import org.jetbrains.kotlin.resolve.descriptorUtil.isExtension
import org.jetbrains.kotlin.psi.*
import org.jetbrains.kotlin.resolve.*
import org.jetbrains.kotlin.types.JetType
public val DeclarationDescriptor.importableFqName: FqName?
get() {
@@ -64,8 +59,6 @@ public fun JetType.canBeReferencedViaImport(): Boolean {
// for cases when class qualifier refers companion object treats it like reference to class itself
public fun JetReferenceExpression.getImportableTargets(bindingContext: BindingContext): Collection<DeclarationDescriptor> {
val targets = bindingContext[BindingContext.SHORT_REFERENCE_TO_COMPANION_OBJECT, this]?.let { listOf(it) }
?: bindingContext[BindingContext.REFERENCE_TARGET, this]?.let { listOf(it) }
?: bindingContext[BindingContext.AMBIGUOUS_REFERENCE_TARGET, this]
?: listOf()
?: getReferenceTargets(bindingContext)
return targets.map { it.getImportableDescriptor() }.toSet()
}