Fix displaying of host values in chrome devtools (#11468)

Chrome inspector now displays polyglot objects that have a corresponding Enso builtin type as enso objects:

![image](https://github.com/user-attachments/assets/c9dfee50-9cbb-45ed-b602-74ad3a663a4b)

engine/runtime-integration-tests/src/test/java/org/enso/compiler/test/ExecCompilerTest.java

@@ -567,7 +567,7 @@ public void resultOfConversionIsTypeChecked() throws Exception {
           ex.getMessage().toLowerCase(),
           AllOf.allOf(containsString("type"), containsString("error")));
       var typeError = ex.getGuestObject();
-      assertEquals("Expected type", "First_Type", typeError.getMember("expected").toString());
+      assertEquals("Expected type", "First_Type", typeError.getMember("expected").asString());
       assertEquals("Got wrong value", 42, typeError.getMember("actual").asInt());
     }
   }

engine/runtime-integration-tests/src/test/java/org/enso/interpreter/test/BigNumberTest.java

@@ -1,5 +1,7 @@
 package org.enso.interpreter.test;
 
+import static org.hamcrest.MatcherAssert.assertThat;
+import static org.hamcrest.Matchers.is;
 import static org.junit.Assert.assertEquals;
 import static org.junit.Assert.assertFalse;
 import static org.junit.Assert.assertNotNull;
@@ -177,4 +179,39 @@ public void doubleBigInteger() throws Exception {
     var fourtyTwo = assertMul(6.0, new BigInteger("7"));
     assertEquals(42, fourtyTwo.asInt());
   }
+
+  @Test
+  public void everyValueSmallerThanIntegerMaxVal_IsPrimitiveInt() {
+    var almostMaxInt = Integer.toString(Integer.MAX_VALUE - 1);
+    var intVal = ContextUtils.evalModule(ctx, "main = " + almostMaxInt);
+    assertThat("Is a number", intVal.isNumber(), is(true));
+    assertThat("Fits in int", intVal.fitsInInt(), is(true));
+    assertThat("Fits in long", intVal.fitsInLong(), is(true));
+    assertThat("Fits in double", intVal.fitsInDouble(), is(true));
+    assertThat("Fits in big int", intVal.fitsInBigInteger(), is(true));
+  }
+
+  @Test
+  public void everyValueSmallerThanLongMaxVal_IsPrimitiveLong() {
+    var almostMaxLong = Long.toString(Long.MAX_VALUE - 1);
+    var longVal = ContextUtils.evalModule(ctx, "main = " + almostMaxLong);
+    assertThat("Is a number", longVal.isNumber(), is(true));
+    assertThat("Does not fit in int", longVal.fitsInInt(), is(false));
+    assertThat("Fits in long", longVal.fitsInLong(), is(true));
+    // Does not fit in double, because it is not a power of 2 and therefore a precision would
+    // be lost if converted to double.
+    assertThat("Does not fit in double", longVal.fitsInDouble(), is(false));
+    assertThat("Fits in big int", longVal.fitsInBigInteger(), is(true));
+  }
+
+  @Test
+  public void everyValueBiggerThanLongMaxVal_IsEnsoBigInt() {
+    // This number is bigger than Long.MAX_VALUE, and not a power of 2.
+    var bigIntVal = ContextUtils.evalModule(ctx, "main = 9223372036854775808");
+    assertThat("Is a number", bigIntVal.isNumber(), is(true));
+    assertThat("Does not fit in int", bigIntVal.fitsInInt(), is(false));
+    assertThat("Does not fit in long", bigIntVal.fitsInLong(), is(false));
+    assertThat("Does not fit in double (not a power of 2)", bigIntVal.fitsInDouble(), is(false));
+    assertThat("Fits in big int", bigIntVal.fitsInBigInteger(), is(true));
+  }
 }

engine/runtime-integration-tests/src/test/java/org/enso/interpreter/test/DebuggingEnsoTest.java

@@ -17,10 +17,13 @@
 import com.oracle.truffle.api.debug.SuspendedCallback;
 import com.oracle.truffle.api.debug.SuspendedEvent;
 import com.oracle.truffle.api.nodes.LanguageInfo;
+import java.io.ByteArrayOutputStream;
+import java.io.IOException;
 import java.net.URI;
 import java.nio.file.Paths;
 import java.util.ArrayDeque;
 import java.util.ArrayList;
+import java.util.Collection;
 import java.util.Collections;
 import java.util.HashMap;
 import java.util.List;
@@ -42,23 +45,30 @@
 import org.junit.After;
 import org.junit.Assert;
 import org.junit.Before;
+import org.junit.Rule;
 import org.junit.Test;
+import org.junit.rules.TestWatcher;
+import org.junit.runner.Description;
 
 public class DebuggingEnsoTest {
   private Context context;
   private Engine engine;
   private Debugger debugger;
+  private final ByteArrayOutputStream out = new ByteArrayOutputStream();
 
   @Before
   public void initContext() {
+    out.reset();
     engine =
         Engine.newBuilder()
             .allowExperimentalOptions(true)
             .option(
                 RuntimeOptions.LANGUAGE_HOME_OVERRIDE,
                 Paths.get("../../distribution/component").toFile().getAbsolutePath())
             .option(RuntimeOptions.LOG_LEVEL, Level.WARNING.getName())
-            .logHandler(System.err)
+            .logHandler(out)
+            .err(out)
+            .out(out)
             .build();
 
     context =
@@ -76,13 +86,26 @@ public void initContext() {
   }
 
   @After
-  public void disposeContext() {
+  public void disposeContext() throws IOException {
     context.close();
     context = null;
     engine.close();
     engine = null;
   }
 
+  /** Only print warnings from the compiler if a test fails. */
+  @Rule
+  public TestWatcher testWatcher =
+      new TestWatcher() {
+        @Override
+        protected void failed(Throwable e, Description description) {
+          System.err.println("Test failed: " + description.getMethodName());
+          System.err.println("Error: " + e.getMessage());
+          System.err.println("Logs from the compiler and the engine: ");
+          System.err.println(out);
+        }
+      };
+
   private static void expectStackFrame(
       DebugStackFrame actualFrame, Map<String, String> expectedValues) {
     Map<String, String> actualValues = new HashMap<>();
@@ -246,6 +269,125 @@ public void testHostValues() {
     }
   }
 
+  /**
+   * Both {@code Date.new 2024 12 15} and {@code Date.parse "2024-12-15"} should be seen by the
+   * debugger as the exact same objects. Internally, the value from {@code Date.parse} is a host
+   * value.
+   */
+  @Test
+  public void hostValueIsTreatedAsItsEnsoCounterpart() {
+    Value fooFunc =
+        createEnsoMethod(
+            """
+        from Standard.Base import Date, Date_Time, Dictionary
+        polyglot java import java.lang.String
+        polyglot java import java.util.List as JList
+        polyglot java import java.util.Map as JMap
+
+        foreign js js_date = '''
+            return new Date();
+
+        foreign js js_str = '''
+            return "Hello_World";
+
+        foreign js js_list = '''
+            return [1, 2, 3];
+
+        foreign js js_map = '''
+            let m = new Map();
+            m.set('A', 1);
+            m.set('B', 2);
+            return m;
+
+        foreign python py_list = '''
+            return [1, 2, 3]
+
+        foreign python py_dict = '''
+            return {'A': 1, 'B': 2}
+
+        foo _ =
+            d_enso = Date.new 2024 12 15
+            d_js = js_date
+            d_java = Date.parse "2024-12-15"
+            dt_enso = Date_Time.now
+            dt_java = Date_Time.parse "2020-05-06 04:30:20" "yyyy-MM-dd HH:mm:ss"
+            str_enso = "Hello_World"
+            str_js = js_str
+            str_java = String.new "Hello_World"
+            list_enso = [1, 2, 3]
+            list_js = js_list
+            list_py = py_list
+            list_java = JList.of 1 2 3
+            dict_enso = Dictionary.from_vector [["A", 1], ["B", 2]]
+            dict_js = js_map
+            dict_py = py_dict
+            dict_java = JMap.of "A" 1 "B" 2
+            end = 42
+        """,
+            "foo");
+
+    try (DebuggerSession session =
+        debugger.startSession(
+            (SuspendedEvent event) -> {
+              switch (event.getSourceSection().getCharacters().toString().strip()) {
+                case "end = 42" -> {
+                  DebugScope scope = event.getTopStackFrame().getScope();
+
+                  DebugValue ensoDate = scope.getDeclaredValue("d_enso");
+                  DebugValue javaDate = scope.getDeclaredValue("d_java");
+                  DebugValue jsDate = scope.getDeclaredValue("d_js");
+                  assertSameProperties(ensoDate.getProperties(), javaDate.getProperties());
+                  assertSameProperties(ensoDate.getProperties(), jsDate.getProperties());
+
+                  DebugValue ensoDateTime = scope.getDeclaredValue("dt_enso");
+                  DebugValue javaDateTime = scope.getDeclaredValue("dt_java");
+                  assertSameProperties(ensoDateTime.getProperties(), javaDateTime.getProperties());
+
+                  DebugValue ensoString = scope.getDeclaredValue("str_enso");
+                  DebugValue javaString = scope.getDeclaredValue("str_java");
+                  DebugValue jsString = scope.getDeclaredValue("str_js");
+                  assertSameProperties(ensoString.getProperties(), javaString.getProperties());
+                  assertSameProperties(ensoString.getProperties(), jsString.getProperties());
+
+                  DebugValue ensoList = scope.getDeclaredValue("list_enso");
+                  DebugValue javaList = scope.getDeclaredValue("list_java");
+                  DebugValue jsList = scope.getDeclaredValue("list_js");
+                  DebugValue pyList = scope.getDeclaredValue("list_py");
+                  assertSameProperties(ensoList.getProperties(), javaList.getProperties());
+                  assertSameProperties(ensoList.getProperties(), jsList.getProperties());
+                  assertSameProperties(ensoList.getProperties(), pyList.getProperties());
+
+                  DebugValue ensoDict = scope.getDeclaredValue("dict_enso");
+                  DebugValue javaDict = scope.getDeclaredValue("dict_java");
+                  DebugValue jsDict = scope.getDeclaredValue("dict_js");
+                  DebugValue pyDict = scope.getDeclaredValue("dict_py");
+                  assertSameProperties(ensoDict.getProperties(), javaDict.getProperties());
+                  assertSameProperties(ensoDict.getProperties(), jsDict.getProperties());
+                  assertSameProperties(ensoDict.getProperties(), pyDict.getProperties());
+                }
+              }
+              event.getSession().suspendNextExecution();
+            })) {
+      session.suspendNextExecution();
+      fooFunc.execute(0);
+    }
+  }
+
+  /** Asserts that the given values have same property names. */
+  private void assertSameProperties(
+      Collection<DebugValue> expectedProps, Collection<DebugValue> actualProps) {
+    if (expectedProps == null) {
+      assertThat(actualProps, anyOf(empty(), nullValue()));
+      return;
+    }
+    assertThat(actualProps.size(), is(expectedProps.size()));
+    var expectedPropNames =
+        expectedProps.stream().map(DebugValue::getName).collect(Collectors.toUnmodifiableSet());
+    var actualPropNames =
+        actualProps.stream().map(DebugValue::getName).collect(Collectors.toUnmodifiableSet());
+    assertThat(actualPropNames, is(expectedPropNames));
+  }
+
   @Test
   public void testHostValueAsAtomField() {
     Value fooFunc =

engine/runtime-integration-tests/src/test/java/org/enso/interpreter/test/WarningsTest.java

@@ -3,6 +3,7 @@
 import static org.hamcrest.MatcherAssert.assertThat;
 import static org.hamcrest.Matchers.containsString;
 import static org.hamcrest.Matchers.is;
+import static org.hamcrest.Matchers.notNullValue;
 import static org.hamcrest.Matchers.sameInstance;
 import static org.junit.Assert.assertEquals;
 import static org.junit.Assert.assertFalse;
@@ -102,6 +103,17 @@ public void wrapAndUnwrap() {
     fail("One shall not be created WithWarnings without any warnings " + without);
   }
 
+  @Test
+  public void withWarningsDelegatesToMetaObject() {
+    var warning42 = wrap.execute("warn:1", "Text");
+    var meta = warning42.getMetaObject();
+    assertThat(
+        "Value (" + warning42 + ") wrapped in warning must have a meta object",
+        meta,
+        is(notNullValue()));
+    assertThat(meta.toString(), containsString("Text"));
+  }
+
   @Test
   public void warningIsAnException() {
     var warning42 = wrap.execute("warn:1", 42);

engine/runtime-integration-tests/src/test/scala/org/enso/compiler/test/semantic/TypeSignaturesTest.scala

@@ -243,7 +243,7 @@ class TypeSignaturesTest
       )
     }
 
-    "XX resolve imported names" in {
+    "resolve imported names" in {
       val code =
         """
           |from project.Util import all