Code cleanup: several inspections applied

idea/idea-repl/src/org/jetbrains/kotlin/console/KotlinConsoleKeeper.kt

@@ -70,8 +70,7 @@ class KotlinConsoleKeeper(val project: Project) {
 
         val kotlinPaths = PathUtil.getKotlinPathsForIdeaPlugin()
         val replClassPath = listOf(kotlinPaths.compilerPath, kotlinPaths.reflectPath, kotlinPaths.stdlibPath, kotlinPaths.scriptRuntimePath)
-                .map { it.absolutePath }
-                .joinToString(File.pathSeparator)
+                .joinToString(File.pathSeparator) { it.absolutePath }
 
         paramList.add("-cp")
         paramList.add(replClassPath)

idea/idea-repl/src/org/jetbrains/kotlin/console/ReplOutputProcessor.kt

@@ -111,9 +111,9 @@ class ReplOutputProcessor(
         )
         val lastCommandStartOffset = lastUnprocessedHistoryEntry.rangeInHistoryDocument.startOffset
         val lastCommandStartLine = historyDocument.getLineNumber(lastCommandStartOffset)
-        val historyCommandRunIndicator = historyMarkup.allHighlighters.filter {
+        val historyCommandRunIndicator = historyMarkup.allHighlighters.first {
             historyDocument.getLineNumber(it.startOffset) == lastCommandStartLine && it.gutterIconRenderer != null
-        }.first()
+        }
 
         val highlighterAndMessagesByLine = compilerMessages.filter {
             it.severity == Severity.ERROR || it.severity == Severity.WARNING