1 files changed, 56 insertions, 0 deletions
diff --git a/compiler-plugin/src/main/kotlin/com/google/devtools/ksp/symbol/impl/kotlin/KSTypeArgumentLiteImpl.kt b/compiler-plugin/src/main/kotlin/com/google/devtools/ksp/symbol/impl/kotlin/KSTypeArgumentLiteImpl.kt
new file mode 100644
index 00000000..d080fd87
--- /dev/null
+++ b/compiler-plugin/src/main/kotlin/com/google/devtools/ksp/symbol/impl/kotlin/KSTypeArgumentLiteImpl.kt
@@ -0,0 +1,56 @@
+/*
+ * Copyright 2020 Google LLC
+ * Copyright 2010-2020 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.symbol.impl.kotlin
+
+import com.google.devtools.ksp.KSObjectCache
+import com.google.devtools.ksp.findParentOfType
+import com.google.devtools.ksp.symbol.KSAnnotation
+import com.google.devtools.ksp.symbol.KSNode
+import com.google.devtools.ksp.symbol.KSTypeReference
+import com.google.devtools.ksp.symbol.Location
+import com.google.devtools.ksp.symbol.NonExistLocation
+import com.google.devtools.ksp.symbol.Origin
+import com.google.devtools.ksp.symbol.Variance
+import org.jetbrains.kotlin.psi.KtFunctionType
+import org.jetbrains.kotlin.psi.KtTypeReference
+
+class KSTypeArgumentLiteImpl private constructor(override val type: KSTypeReference, override val variance: Variance) :
+    KSTypeArgumentImpl() {
+    companion object : KSObjectCache<Pair<KSTypeReference, Variance>, KSTypeArgumentLiteImpl>() {
+        fun getCached(type: KSTypeReference, variance: Variance) = cache.getOrPut(Pair(type, variance)) {
+            KSTypeArgumentLiteImpl(type, variance)
+        }
+
+        fun getCached(type: KtTypeReference) = cache.getOrPut(
+            Pair(KSTypeReferenceImpl.getCached(type), Variance.INVARIANT)
+        ) {
+            KSTypeArgumentLiteImpl(KSTypeReferenceImpl.getCached(type), Variance.INVARIANT)
+        }
+    }
+
+    override val origin = Origin.KOTLIN
+
+    override val location: Location = NonExistLocation
+
+    override val parent: KSNode? by lazy {
+        (type as? KSTypeReferenceImpl)?.ktTypeReference
+            ?.findParentOfType<KtFunctionType>()?.let { KSCallableReferenceImpl.getCached(it) }
+    }
+
+    override val annotations: Sequence<KSAnnotation> = type.annotations
+}