From 6c627a0b55e84b0ff67a4bb06c469d83d09557f3 Mon Sep 17 00:00:00 2001
From: Svyatoslav Scherbina <svyatoslav.scherbina@jetbrains.com>
Date: Wed, 1 Mar 2017 11:14:09 +0700
Subject: [PATCH] backend: add trivial utils for reporting compile errors

---
 .../kotlin/backend/konan/Reporting.kt         | 27 +++++++++++++++++++
 1 file changed, 27 insertions(+)
 create mode 100644 backend.native/compiler/ir/backend.native/src/org/jetbrains/kotlin/backend/konan/Reporting.kt

diff --git a/backend.native/compiler/ir/backend.native/src/org/jetbrains/kotlin/backend/konan/Reporting.kt b/backend.native/compiler/ir/backend.native/src/org/jetbrains/kotlin/backend/konan/Reporting.kt
new file mode 100644
index 00000000000..96b33676548
--- /dev/null
+++ b/backend.native/compiler/ir/backend.native/src/org/jetbrains/kotlin/backend/konan/Reporting.kt
@@ -0,0 +1,27 @@
+package org.jetbrains.kotlin.backend.konan
+
+import org.jetbrains.kotlin.cli.common.CLIConfigurationKeys
+import org.jetbrains.kotlin.cli.common.messages.CompilerMessageLocation
+import org.jetbrains.kotlin.cli.common.messages.CompilerMessageSeverity
+import org.jetbrains.kotlin.cli.common.messages.MessageCollector
+import org.jetbrains.kotlin.ir.IrElement
+import org.jetbrains.kotlin.ir.declarations.IrFile
+
+internal val Context.messageCollector: MessageCollector
+    get() = this.config.configuration.getNotNull(CLIConfigurationKeys.MESSAGE_COLLECTOR_KEY)
+
+internal fun getCompilerMessageLocation(irFile: IrFile, irElement: IrElement): CompilerMessageLocation {
+    val sourceRangeInfo = irFile.fileEntry.getSourceRangeInfo(irElement.startOffset, irElement.endOffset)
+    return CompilerMessageLocation.create(
+            path = sourceRangeInfo.filePath,
+            line = sourceRangeInfo.startLineNumber,
+            column = sourceRangeInfo.startColumnNumber,
+            lineContent = null // TODO: retrieve the line content.
+    )
+}
+
+internal fun Context.reportCompilationError(message: String, irFile: IrFile, irElement: IrElement): Nothing {
+    val location = getCompilerMessageLocation(irFile, irElement)
+    this.messageCollector.report(CompilerMessageSeverity.ERROR, message, location)
+    throw KonanCompilationException()
+}
\ No newline at end of file