FIR: use GeneratorsFileUtil for checkers-component-generator

compiler/fir/checkers/checkers-component-generator/src/org/jetbrains/kotlin/fir/checkers/generator/Generator.kt

@@ -24,7 +24,7 @@ class Generator(
 
     private fun generateAliases() {
         val filename = "${abstractCheckerName}Aliases.kt"
-        generationPath.resolve(filename).useSmartPrinter {
+        generationPath.resolve(filename).writeToFileUsingSmartPrinterIfFileContentChanged {
             printPackageAndCopyright()
             printGeneratedMessage()
             configuration.aliases.keys
@@ -43,7 +43,7 @@ class Generator(
 
     private fun generateAbstractCheckersComponent() {
         val filename = "${checkersComponentName}.kt"
-        generationPath.resolve(filename).useSmartPrinter {
+        generationPath.resolve(filename).writeToFileUsingSmartPrinterIfFileContentChanged {
             printPackageAndCopyright()
             printImports()
             printGeneratedMessage()
@@ -86,7 +86,7 @@ class Generator(
     private fun generateComposedComponent() {
         val composedComponentName = "Composed$checkersComponentName"
         val filename = "${composedComponentName}.kt"
-        generationPath.resolve(filename).useSmartPrinter {
+        generationPath.resolve(filename).writeToFileUsingSmartPrinterIfFileContentChanged {
             printPackageAndCopyright()
             printImports()
             printGeneratedMessage()

compiler/fir/checkers/checkers-component-generator/src/org/jetbrains/kotlin/fir/checkers/generator/diagnostics/ErrorListDiagnosticListRenderer.kt

@@ -9,7 +9,7 @@ import org.jetbrains.kotlin.fir.checkers.generator.*
 import org.jetbrains.kotlin.fir.tree.generator.printer.SmartPrinter
 import org.jetbrains.kotlin.fir.tree.generator.printer.printCopyright
 import org.jetbrains.kotlin.fir.tree.generator.printer.printGeneratedMessage
-import org.jetbrains.kotlin.fir.tree.generator.printer.useSmartPrinter
+import org.jetbrains.kotlin.fir.tree.generator.printer.writeToFileUsingSmartPrinterIfFileContentChanged
 import java.io.File
 import kotlin.reflect.KClass
 import kotlin.reflect.KType
@@ -17,7 +17,7 @@ import kotlin.reflect.KTypeProjection
 
 object ErrorListDiagnosticListRenderer : DiagnosticListRenderer() {
     override fun render(file: File, diagnosticList: DiagnosticList, packageName: String) {
-        file.useSmartPrinter {
+        file.writeToFileUsingSmartPrinterIfFileContentChanged {
             render(diagnosticList, packageName)
         }
     }

compiler/fir/tree/tree-generator/src/org/jetbrains/kotlin/fir/tree/generator/printer/SmartPrinter.kt

@@ -5,6 +5,7 @@
 
 package org.jetbrains.kotlin.fir.tree.generator.printer
 
+import org.jetbrains.kotlin.generators.util.GeneratorsFileUtil
 import java.io.File
 import java.lang.Appendable
 
@@ -49,6 +50,7 @@ inline fun SmartPrinter.withIndent(block: () -> Unit) {
     popIndent()
 }
 
-inline fun File.useSmartPrinter(block: SmartPrinter.() -> Unit) {
+inline fun File.writeToFileUsingSmartPrinterIfFileContentChanged(block: SmartPrinter.() -> Unit) {
-    writer().use { SmartPrinter(it).block() }
+    val newText = buildString { SmartPrinter(this).block() }
+    GeneratorsFileUtil.writeFileIfContentChanged(this, newText)
 }

idea/idea-frontend-fir/idea-frontend-fir-generator/src/org/jetbrains/kotlin/idea/frontend/api/fir/generator/rendererrs/AbstractDiagnosticsDataClassRenderer.kt

@@ -12,7 +12,7 @@ import org.jetbrains.kotlin.fir.checkers.generator.printImports
 import org.jetbrains.kotlin.fir.tree.generator.printer.SmartPrinter
 import org.jetbrains.kotlin.fir.tree.generator.printer.printCopyright
 import org.jetbrains.kotlin.fir.tree.generator.printer.printGeneratedMessage
-import org.jetbrains.kotlin.fir.tree.generator.printer.useSmartPrinter
+import org.jetbrains.kotlin.fir.tree.generator.printer.writeToFileUsingSmartPrinterIfFileContentChanged
 import org.jetbrains.kotlin.idea.frontend.api.fir.generator.HLDiagnosticConverter
 import org.jetbrains.kotlin.idea.frontend.api.fir.generator.HLDiagnosticList
 import org.jetbrains.kotlin.idea.frontend.api.fir.generator.HLDiagnosticParameter
@@ -21,7 +21,7 @@ import java.io.File
 abstract class AbstractDiagnosticsDataClassRenderer : DiagnosticListRenderer() {
     override fun render(file: File, diagnosticList: DiagnosticList, packageName: String) {
         val hlDiagnosticsList = HLDiagnosticConverter.convert(diagnosticList)
-        file.useSmartPrinter { render(hlDiagnosticsList, packageName) }
+        file.writeToFileUsingSmartPrinterIfFileContentChanged { render(hlDiagnosticsList, packageName) }
     }
 
     private fun SmartPrinter.collectAndPrintImports(diagnosticList: HLDiagnosticList) {