FIR IDE: add tests for building kt symbols by PSI

2020-06-26 18:08:59 +03:00
parent 8a52954bf8
commit c44756bbfd
14 changed files with 380 additions and 46 deletions
@@ -4,6 +4,8 @@ plugins {
 }

 dependencies {
+    compileOnly(project(":kotlin-reflect-api"))
+
    compileOnly(project(":compiler:psi"))
    compileOnly(project(":compiler:frontend"))
    compileOnly(project(":core:type-system"))
@@ -0,0 +1,54 @@
+/*
+ * Copyright 2010-2020 JetBrains s.r.o. and Kotlin Programming Language contributors.
+ * Use of this source code is governed by the Apache 2.0 license that can be found in the license/LICENSE.txt file.
+ */
+
+package org.jetbrains.kotlin.idea.frontend.api.symbols
+
+import org.jetbrains.kotlin.idea.frontend.api.TypeInfo
+import org.jetbrains.kotlin.name.ClassId
+import org.jetbrains.kotlin.name.FqName
+import org.jetbrains.kotlin.name.Name
+import kotlin.reflect.KProperty
+import kotlin.reflect.jvm.javaGetter
+
+object DebugSymbolRenderer {
+    fun render(symbol: KtSymbol): String = buildString {
+        val klass = symbol::class
+        appendLine("${klass.simpleName}:")
+        klass.members.filterIsInstance<KProperty<*>>().sortedBy { it.name }.forEach { property ->
+            if (property.name in ignoredPropertyNames) return@forEach
+            val value = property.javaGetter?.invoke(symbol) ?: return@forEach
+            val stringValue = renderValue(value)
+            appendLine("  ${property.name}: $stringValue")
+        }
+    }
+
+    private fun renderValue(value: Any?): String = when (value) {
+        null -> "null"
+        is Boolean -> value.toString()
+        is Name -> value.asString()
+        is FqName -> value.asString()
+        is ClassId -> value.asString()
+        is Enum<*> -> value.name
+        is List<*> -> buildString {
+            append("[")
+            value.joinTo(this) { renderValue(it) }
+            append("]")
+        }
+        is TypeInfo -> value.asDenotableTypeStringRepresentation()
+        is KtSymbol -> {
+            val symbolTag = when (value) {
+                is KtClassLikeSymbol -> renderValue(value.classId)
+                is KtFunctionSymbol -> renderValue(value.fqName)
+                is KtConstructorSymbol -> "<constructor>"
+                is KtNamedSymbol -> renderValue(value.name)
+                else -> TODO(value::class.toString())
+            }
+            "${value::class.simpleName!!}($symbolTag)"
+        }
+        else -> value::class.simpleName!!
+    }
+
+    private val ignoredPropertyNames = setOf("fir", "psi", "token")
+}