Disable checkers and platform checkers in header mode.

^KT-78422

Author: aviroop-123

compiler/cli/cli-js/src/org/jetbrains/kotlin/cli/pipeline/web/WebFrontendPipelinePhase.kt

@@ -129,6 +129,7 @@ object WebFrontendPipelinePhase : PipelinePhase<ConfigurationPipelineArtifact, W
                 incrementalDataProvider = configuration.incrementalDataProvider,
                 lookupTracker = lookupTracker,
                 useWasmPlatform = isWasm,
+                headerCompilationMode = configuration.headerCompilation
             )
         }
 
@@ -152,6 +153,7 @@ object WebFrontendPipelinePhase : PipelinePhase<ConfigurationPipelineArtifact, W
         incrementalDataProvider: IncrementalDataProvider?,
         lookupTracker: LookupTracker?,
         useWasmPlatform: Boolean,
+        headerCompilationMode: Boolean
     ): AnalyzedFirWithPsiOutput {
         for (ktFile in ktFiles) {
             AnalyzerWithCompilerReport.reportSyntaxErrors(ktFile, diagnosticsReporter)
@@ -166,7 +168,7 @@ object WebFrontendPipelinePhase : PipelinePhase<ConfigurationPipelineArtifact, W
             isCommonSource = isCommonSourceForPsi,
             fileBelongsToModule = fileBelongsToModuleForPsi,
             buildResolveAndCheckFir = { session, files ->
-                buildResolveAndCheckFirFromKtFiles(session, files, diagnosticsReporter)
+                buildResolveAndCheckFirFromKtFiles(session, files, diagnosticsReporter, headerCompilationMode)
             },
             useWasmPlatform = useWasmPlatform,
         )

compiler/cli/src/org/jetbrains/kotlin/cli/pipeline/jvm/JvmFrontendPipelinePhase.kt

@@ -266,7 +266,7 @@ object JvmFrontendPipelinePhase : PipelinePhase<ConfigurationPipelineArtifact, J
                 true -> session.buildFirViaLightTree(sources, diagnosticsCollector, configuration.headerCompilation, countFilesAndLines)
                 else -> session.buildFirFromKtFiles(sources.asKtFilesList())
             }
-            resolveAndCheckFir(session, rawFirFiles, diagnosticsCollector)
+            resolveAndCheckFir(session, rawFirFiles, diagnosticsCollector, configuration.headerCompilation)
         }
         outputs.runPlatformCheckers(diagnosticsCollector)
 

compiler/cli/src/org/jetbrains/kotlin/cli/pipeline/metadata/MetadataFrontendPipelinePhase.kt

@@ -114,7 +114,7 @@ object MetadataFrontendPipelinePhase : PipelinePhase<ConfigurationPipelineArtifa
                 val firFiles = session.buildFirViaLightTree(files, diagnosticsReporter, configuration.headerCompilation) { files, lines ->
                     perfManager?.addSourcesStats(files, lines)
                 }
-                resolveAndCheckFir(session, firFiles, diagnosticsReporter)
+                resolveAndCheckFir(session, firFiles, diagnosticsReporter, configuration.headerCompilation)
             }
         } else {
             val projectEnvironment = VfsBasedProjectEnvironment(
@@ -150,7 +150,7 @@ object MetadataFrontendPipelinePhase : PipelinePhase<ConfigurationPipelineArtifa
 
             sessionsWithSources.map { (session, files) ->
                 val firFiles = session.buildFirFromKtFiles(files)
-                resolveAndCheckFir(session, firFiles, diagnosticsReporter)
+                resolveAndCheckFir(session, firFiles, diagnosticsReporter, configuration.headerCompilation)
             }
         }
 

compiler/fir/entrypoint/src/org/jetbrains/kotlin/fir/pipeline/firUtils.kt

@@ -60,9 +60,10 @@ fun FirSession.buildFirFromKtFiles(ktFiles: Collection<KtFile>): List<FirFile> {
 fun buildResolveAndCheckFirFromKtFiles(
     session: FirSession,
     ktFiles: List<KtFile>,
-    diagnosticsReporter: BaseDiagnosticsCollector
+    diagnosticsReporter: BaseDiagnosticsCollector,
+    headerCompilationMode: Boolean
 ): ModuleCompilerAnalyzedOutput {
-    return resolveAndCheckFir(session, session.buildFirFromKtFiles(ktFiles), diagnosticsReporter)
+    return resolveAndCheckFir(session, session.buildFirFromKtFiles(ktFiles), diagnosticsReporter, headerCompilationMode)
 }
 
 /**
@@ -72,10 +73,13 @@ fun buildResolveAndCheckFirFromKtFiles(
 fun resolveAndCheckFir(
     session: FirSession,
     firFiles: List<FirFile>,
-    diagnosticsReporter: BaseDiagnosticsCollector
+    diagnosticsReporter: BaseDiagnosticsCollector,
+    headerCompilationMode: Boolean
 ): ModuleCompilerAnalyzedOutput {
     val (scopeSession, fir) = session.runResolution(firFiles)
-    session.runCheckers(scopeSession, fir, diagnosticsReporter, MppCheckerKind.Common)
+    if (!headerCompilationMode) {
+        session.runCheckers(scopeSession, fir, diagnosticsReporter, MppCheckerKind.Common)
+    }
     return ModuleCompilerAnalyzedOutput(session, scopeSession, fir)
 }
 
@@ -87,5 +91,5 @@ fun buildResolveAndCheckFirViaLightTree(
     countFilesAndLines: KFunction2<Int, Int, Unit>?
 ): ModuleCompilerAnalyzedOutput {
     val firFiles = session.buildFirViaLightTree(ktFiles, diagnosticsReporter, headerCompilationMode, countFilesAndLines)
-    return resolveAndCheckFir(session, firFiles, diagnosticsReporter)
+    return resolveAndCheckFir(session, firFiles, diagnosticsReporter, headerCompilationMode)
 }

kotlin-native/backend.native/compiler/ir/backend.native/src/org/jetbrains/kotlin/backend/konan/FirFrontend.kt

@@ -100,7 +100,7 @@ internal fun PhaseContext.firFrontendWithPsi(input: KotlinCoreEnvironment): FirO
             isCommonSource = isCommonSourceForPsi,
             fileBelongsToModule = fileBelongsToModuleForPsi,
             buildResolveAndCheckFir = { session, files, diagnosticsReporter ->
-                buildResolveAndCheckFirFromKtFiles(session, files, diagnosticsReporter)
+                buildResolveAndCheckFirFromKtFiles(session, files, diagnosticsReporter, configuration.headerCompilation)
             },
     )
 }