Kotlin: We can't etract comments for < 1.5.20

We were making our own PsiSourceManager, but that didn't know about any
IrFile -> PsiFile mappings.

Author: igfoo

java/kotlin-extractor/src/main/kotlin/utils/versions/v_1_4_32/Psi2Ir.kt

@@ -5,18 +5,15 @@ import com.intellij.psi.PsiElement
 import org.jetbrains.kotlin.ir.IrElement
 import org.jetbrains.kotlin.ir.declarations.IrFile
 import org.jetbrains.kotlin.psi.KtFile
-import org.jetbrains.kotlin.psi2ir.PsiSourceManager
 
 class Psi2Ir(private val logger: FileLogger) : Psi2IrFacade {
-    companion object {
-        val psiManager = PsiSourceManager()
-    }
-
     override fun getKtFile(irFile: IrFile): KtFile? {
-        return psiManager.getKtFile(irFile)
+        logger.warn("Comment extraction is not supported for Kotlin < 1.5.20")
+        return null
     }
 
     override fun findPsiElement(irElement: IrElement, irFile: IrFile): PsiElement? {
-        return psiManager.findPsiElement(irElement, irFile)
+        logger.error("Attempted comment extraction for Kotlin < 1.5.20")
+        return null
     }
 }

java/kotlin-extractor/src/main/kotlin/utils/versions/v_1_5_0/Psi2Ir.kt

@@ -5,18 +5,15 @@ import com.intellij.psi.PsiElement
 import org.jetbrains.kotlin.ir.IrElement
 import org.jetbrains.kotlin.ir.declarations.IrFile
 import org.jetbrains.kotlin.psi.KtFile
-import org.jetbrains.kotlin.psi2ir.PsiSourceManager
 
 class Psi2Ir(private val logger: FileLogger) : Psi2IrFacade {
-    companion object {
-        val psiManager = PsiSourceManager()
-    }
-
     override fun getKtFile(irFile: IrFile): KtFile? {
-        return psiManager.getKtFile(irFile)
+        logger.warn("Comment extraction is not supported for Kotlin < 1.5.20")
+        return null
     }
 
     override fun findPsiElement(irElement: IrElement, irFile: IrFile): PsiElement? {
-        return psiManager.findPsiElement(irElement, irFile)
+        logger.error("Attempted comment extraction for Kotlin < 1.5.20")
+        return null
     }
 }

java/kotlin-extractor/src/main/kotlin/utils/versions/v_1_5_10/Psi2Ir.kt

@@ -5,18 +5,15 @@ import com.intellij.psi.PsiElement
 import org.jetbrains.kotlin.ir.IrElement
 import org.jetbrains.kotlin.ir.declarations.IrFile
 import org.jetbrains.kotlin.psi.KtFile
-import org.jetbrains.kotlin.psi2ir.PsiSourceManager
 
 class Psi2Ir(private val logger: FileLogger) : Psi2IrFacade {
-    companion object {
-        val psiManager = PsiSourceManager()
-    }
-
     override fun getKtFile(irFile: IrFile): KtFile? {
-        return psiManager.getKtFile(irFile)
+        logger.warn("Comment extraction is not supported for Kotlin < 1.5.20")
+        return null
     }
 
     override fun findPsiElement(irElement: IrElement, irFile: IrFile): PsiElement? {
-        return psiManager.findPsiElement(irElement, irFile)
+        logger.error("Attempted comment extraction for Kotlin < 1.5.20")
+        return null
     }
 }