1 files changed, 56 insertions, 0 deletions
diff --git a/kotlin-analysis-api/src/main/kotlin/com/google/devtools/ksp/impl/symbol/kotlin/KSTypeAliasImpl.kt b/kotlin-analysis-api/src/main/kotlin/com/google/devtools/ksp/impl/symbol/kotlin/KSTypeAliasImpl.kt
new file mode 100644
index 00000000..f0b6cc5f
--- /dev/null
+++ b/kotlin-analysis-api/src/main/kotlin/com/google/devtools/ksp/impl/symbol/kotlin/KSTypeAliasImpl.kt
@@ -0,0 +1,56 @@
+/*
+ * Copyright 2022 Google LLC
+ * Copyright 2010-2022 JetBrains s.r.o. and Kotlin Programming Language contributors.
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+package com.google.devtools.ksp.impl.symbol.kotlin
+
+import com.google.devtools.ksp.KSObjectCache
+import com.google.devtools.ksp.processing.impl.KSNameImpl
+import com.google.devtools.ksp.symbol.KSExpectActual
+import com.google.devtools.ksp.symbol.KSName
+import com.google.devtools.ksp.symbol.KSTypeAlias
+import com.google.devtools.ksp.symbol.KSTypeReference
+import com.google.devtools.ksp.symbol.KSVisitor
+import org.jetbrains.kotlin.analysis.api.symbols.KtTypeAliasSymbol
+import org.jetbrains.kotlin.analysis.api.symbols.nameOrAnonymous
+
+class KSTypeAliasImpl private constructor(private val ktTypeAliasSymbol: KtTypeAliasSymbol) :
+    KSTypeAlias,
+    AbstractKSDeclarationImpl(ktTypeAliasSymbol),
+    KSExpectActual by KSExpectActualImpl(ktTypeAliasSymbol) {
+    companion object : KSObjectCache<KtTypeAliasSymbol, KSTypeAliasImpl>() {
+        fun getCached(ktTypeAliasSymbol: KtTypeAliasSymbol) =
+            cache.getOrPut(ktTypeAliasSymbol) { KSTypeAliasImpl(ktTypeAliasSymbol) }
+    }
+
+    override val name: KSName by lazy {
+        KSNameImpl.getCached(ktTypeAliasSymbol.nameOrAnonymous.asString())
+    }
+
+    override val type: KSTypeReference by lazy {
+        KSTypeReferenceImpl.getCached(ktTypeAliasSymbol.expandedType, this)
+    }
+
+    override val simpleName: KSName
+        get() = name
+
+    override val qualifiedName: KSName? by lazy {
+        ktTypeAliasSymbol.classIdIfNonLocal?.asFqNameString()?.let { KSNameImpl.getCached(it) }
+    }
+
+    override fun <D, R> accept(visitor: KSVisitor<D, R>, data: D): R {
+        return visitor.visitTypeAlias(this, data)
+    }
+}