[JS IR BE] Support local delegated properties

2018-08-13 17:02:22 +03:00
parent 392ad521fd
commit ff70b837ee
38 changed files with 89 additions and 40 deletions
@@ -8,14 +8,11 @@ package org.jetbrains.kotlin.backend.common.lower
 import org.jetbrains.kotlin.backend.common.FileLoweringPass
 import org.jetbrains.kotlin.descriptors.ClassKind
 import org.jetbrains.kotlin.ir.IrStatement
-import org.jetbrains.kotlin.ir.declarations.IrClass
-import org.jetbrains.kotlin.ir.declarations.IrDeclaration
-import org.jetbrains.kotlin.ir.declarations.IrFile
-import org.jetbrains.kotlin.ir.declarations.IrProperty
+import org.jetbrains.kotlin.ir.declarations.*
+import org.jetbrains.kotlin.ir.expressions.impl.IrBlockImpl
 import org.jetbrains.kotlin.ir.util.transformFlat
 import org.jetbrains.kotlin.ir.visitors.IrElementTransformerVoid
 import org.jetbrains.kotlin.ir.visitors.transformChildrenVoid
-import org.jetbrains.kotlin.resolve.DescriptorUtils
 import org.jetbrains.kotlin.utils.addIfNotNull
 import java.util.*

@@ -48,3 +45,25 @@ class PropertiesLowering : IrElementTransformerVoid(), FileLoweringPass {
        else
            null
 }
+
+class LocalDelegatedPropertiesLowering : IrElementTransformerVoid(), FileLoweringPass {
+    override fun lower(irFile: IrFile) {
+        irFile.accept(this, null)
+    }
+
+    override fun visitLocalDelegatedProperty(declaration: IrLocalDelegatedProperty): IrStatement {
+        declaration.transformChildrenVoid(this)
+
+        val initializer = declaration.delegate.initializer!!
+        declaration.delegate.initializer = IrBlockImpl(
+            initializer.startOffset, initializer.endOffset, initializer.type, null,
+            listOfNotNull(
+                declaration.getter,
+                declaration.setter,
+                initializer
+            )
+        )
+
+        return declaration.delegate
+    }
+}