Scratch: substring output and print it to separate tool window if it is too long

^KT-24016 In Progress

idea/idea-jvm/src/org/jetbrains/kotlin/idea/scratch/output/InlayScratchOutputHandler.kt

@@ -24,6 +24,7 @@ import com.intellij.openapi.editor.impl.FontInfo
 import com.intellij.openapi.editor.markup.TextAttributes
 import com.intellij.openapi.fileEditor.TextEditor
 import com.intellij.openapi.util.Disposer
+import com.intellij.openapi.util.text.StringUtil
 import com.intellij.ui.Colors
 import com.intellij.ui.JBColor
 import com.intellij.util.ui.UIUtil
@@ -44,7 +45,12 @@ object InlayScratchOutputHandler : ScratchOutputHandler {
     }
 
     override fun handle(file: ScratchFile, expression: ScratchExpression, output: ScratchOutput) {
-        createInlay(file, expression.lineStart, output.text.substringBefore("\n"), output.type)
+        val inlayText = StringUtil.shortenTextWithEllipsis(output.text.substringBefore("\n"), 50, 0)
+        if (inlayText != output.text) {
+            ScratchToolWindow.addMessageToToolWindow(file.project, output.text, ConsoleViewContentType.NORMAL_OUTPUT)
+        }
+
+        createInlay(file, expression.lineStart, inlayText, output.type)
 
         if (output.type == ScratchOutputType.ERROR) {
             error(file, output.text)

idea/idea-jvm/src/org/jetbrains/kotlin/idea/scratch/output/InlayScratchOutputHandler.kt.172

@@ -24,6 +24,7 @@ import com.intellij.openapi.editor.impl.FontInfo
 import com.intellij.openapi.editor.markup.TextAttributes
 import com.intellij.openapi.fileEditor.TextEditor
 import com.intellij.openapi.util.Disposer
+import com.intellij.openapi.util.text.StringUtil
 import com.intellij.ui.Colors
 import com.intellij.ui.JBColor
 import com.intellij.util.ui.UIUtil
@@ -44,7 +45,12 @@ object InlayScratchOutputHandler : ScratchOutputHandler {
     }
 
     override fun handle(file: ScratchFile, expression: ScratchExpression, output: ScratchOutput) {
-        createInlay(file, expression.lineStart, output.text.substringBefore("\n"), output.type)
+        val inlayText = StringUtil.shortenTextWithEllipsis(output.text.substringBefore("\n"), 50, 0)
+        if (inlayText != output.text) {
+            ScratchToolWindow.addMessageToToolWindow(file.project, output.text, ConsoleViewContentType.NORMAL_OUTPUT)
+        }
+
+        createInlay(file, expression.lineStart, inlayText, output.type)
 
         if (output.type == ScratchOutputType.ERROR) {
             error(file, output.text)

idea/idea-jvm/src/org/jetbrains/kotlin/idea/scratch/ui/ScratchToolWindowFactory.kt

@@ -33,7 +33,7 @@ import com.intellij.openapi.wm.ToolWindowManager
 
 class ScratchToolWindowFactory : ToolWindowFactory {
     companion object {
-        val ID = "Scratch error output"
+        val ID = "Scratch Output"
     }
 
     override fun createToolWindowContent(project: Project, toolWindow: ToolWindow) {

idea/testData/scratch/unresolvedMultiline.comp.after

@@ -1,3 +1,3 @@
-foo.forEach {    // ERROR: Unresolved reference: foo; Cannot choose among the following candidates without completing type inference:
+foo.forEach {    // ERROR: Unresolved reference: foo; Cannot choose among the following candidates wi...
     1 + 1
 }

idea/testData/scratch/veryLongOutput.comp.after

@@ -0,0 +1,2 @@
+val a = "a".repeat(100)    // RESULT: val a: String
+a    // RESULT: aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa...

idea/testData/scratch/veryLongOutput.kts

@@ -0,0 +1,2 @@
+val a = "a".repeat(100)
+a

idea/testData/scratch/veryLongOutput.repl.after

@@ -0,0 +1,2 @@
+val a = "a".repeat(100)
+a    // RESULT: aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa...

idea/tests/org/jetbrains/kotlin/idea/scratch/ScratchRunActionTestGenerated.java

@@ -81,6 +81,11 @@ public class ScratchRunActionTestGenerated extends AbstractScratchRunActionTest
             runTest("idea/testData/scratch/var.kts");
         }
 
+        @TestMetadata("veryLongOutput.kts")
+        public void testVeryLongOutput() throws Exception {
+            runTest("idea/testData/scratch/veryLongOutput.kts");
+        }
+
         @TestMetadata("when.kts")
         public void testWhen() throws Exception {
             runTest("idea/testData/scratch/when.kts");
@@ -149,6 +154,11 @@ public class ScratchRunActionTestGenerated extends AbstractScratchRunActionTest
             runTest("idea/testData/scratch/var.kts");
         }
 
+        @TestMetadata("veryLongOutput.kts")
+        public void testVeryLongOutput() throws Exception {
+            runTest("idea/testData/scratch/veryLongOutput.kts");
+        }
+
         @TestMetadata("when.kts")
         public void testWhen() throws Exception {
             runTest("idea/testData/scratch/when.kts");