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Posted to commits@groovy.apache.org by em...@apache.org on 2023/01/03 16:11:10 UTC

[groovy] branch GROOVY_3_0_X updated: GROOVY-10339, GROOVY-10633, GROOVY-10890: STC: type parameter resolution

This is an automated email from the ASF dual-hosted git repository.

emilles pushed a commit to branch GROOVY_3_0_X
in repository https://gitbox.apache.org/repos/asf/groovy.git


The following commit(s) were added to refs/heads/GROOVY_3_0_X by this push:
     new f58873c34b GROOVY-10339, GROOVY-10633, GROOVY-10890: STC: type parameter resolution
f58873c34b is described below

commit f58873c34ba06e6ff43150471e00b6a80f1e178f
Author: Eric Milles <er...@thomsonreuters.com>
AuthorDate: Tue Jan 3 09:09:05 2023 -0600

    GROOVY-10339, GROOVY-10633, GROOVY-10890: STC: type parameter resolution
    
    3_0_X backport
---
 .../transform/stc/StaticTypeCheckingVisitor.java   |  72 ++++----
 .../stc/ClosureParamTypeInferenceSTCTest.groovy    |  39 ++---
 .../groovy/transform/stc/DelegatesToSTCTest.groovy |   1 +
 .../groovy/transform/stc/GenericsSTCTest.groovy    | 183 ++++++++++++---------
 4 files changed, 151 insertions(+), 144 deletions(-)

diff --git a/src/main/java/org/codehaus/groovy/transform/stc/StaticTypeCheckingVisitor.java b/src/main/java/org/codehaus/groovy/transform/stc/StaticTypeCheckingVisitor.java
index 81f5d68f9f..31c1d6a851 100644
--- a/src/main/java/org/codehaus/groovy/transform/stc/StaticTypeCheckingVisitor.java
+++ b/src/main/java/org/codehaus/groovy/transform/stc/StaticTypeCheckingVisitor.java
@@ -5371,8 +5371,6 @@ public class StaticTypeCheckingVisitor extends ClassCodeVisitorSupport {
 
         if (methodGenericTypes != null) {
             Map<GenericsTypeName, GenericsType> resolvedPlaceholders = new HashMap<>();
-            for (GenericsType gt : methodGenericTypes) resolvedPlaceholders.put(new GenericsTypeName(gt.getName()), gt);
-
             Parameter[] parameters = method.getParameters();
             final int  nParameters = parameters.length;
 
@@ -5409,16 +5407,26 @@ public class StaticTypeCheckingVisitor extends ClassCodeVisitorSupport {
                             if (isVargs && lastArg && paramType.isArray() && !argumentType.isArray()) {
                                 paramType = paramType.getComponentType();
                             }
-
                             Map<GenericsTypeName, GenericsType> connections = new HashMap<>();
                             extractGenericsConnections(connections, wrapTypeIfNecessary(argumentType), paramType);
-                            extractGenericsConnectionsForSuperClassAndInterfaces(resolvedPlaceholders, connections);
-
-                            applyGenericsConnections(connections, resolvedPlaceholders);
+                            connections.forEach((name, type) -> resolvedPlaceholders.merge(name, type, StaticTypeCheckingSupport::getCombinedGenericsType));
                         }
                     }
                 }
+                // in case of "<T, U extends Type<T>>", we can learn about "T" from a resolved "U"
+                extractGenericsConnectionsForBoundTypes(methodGenericTypes, resolvedPlaceholders);
+            }
+
+            for (GenericsType tp : methodGenericTypes) {
+                // GROOVY-8409, GROOVY-10343, et al.: provide "no type witness" mapping for param
+                resolvedPlaceholders.computeIfAbsent(new GenericsTypeName(tp.getName()), gtn -> {
+                    ClassNode[] bounds = applyGenericsContext(resolvedPlaceholders, tp.getUpperBounds());
+                    GenericsType gt = new GenericsType(tp.getType(), bounds, null);
+                    gt.putNodeMetaData(GenericsType.class, tp); // record origin
+                    return gt;
+                });
             }
+
             returnType = applyGenericsContext(resolvedPlaceholders, returnType);
         }
 
@@ -5481,7 +5489,7 @@ public class StaticTypeCheckingVisitor extends ClassCodeVisitorSupport {
             // connect E:T from source to E:Type from target
             for (GenericsType placeholder : aNode.getGenericsTypes()) {
                 for (Map.Entry<GenericsTypeName, GenericsType> e : source.entrySet()) {
-                    if (e.getValue() == placeholder) {
+                    if (e.getValue().getNodeMetaData(GenericsType.class) == placeholder) {
                         Optional.ofNullable(target.get(e.getKey()))
                             // skip "f(g())" for "f(T<String>)" and "<U extends Number> U g()"
                             .filter(gt -> isAssignableTo(gt.getType(), placeholder.getType()))
@@ -5495,43 +5503,21 @@ public class StaticTypeCheckingVisitor extends ClassCodeVisitorSupport {
         }
     }
 
-    private static void extractGenericsConnectionsForSuperClassAndInterfaces(final Map<GenericsTypeName, GenericsType> resolvedPlaceholders, final Map<GenericsTypeName, GenericsType> connections) {
-        for (GenericsType value : new HashSet<GenericsType>(connections.values())) {
-            if (!value.isPlaceholder() && !value.isWildcard()) {
-                ClassNode valueType = value.getType();
-                List<ClassNode> deepNodes = new LinkedList<>();
-                ClassNode unresolvedSuperClass = valueType.getUnresolvedSuperClass();
-                if (unresolvedSuperClass != null && unresolvedSuperClass.isUsingGenerics()) {
-                    deepNodes.add(unresolvedSuperClass);
-                }
-                for (ClassNode node : valueType.getUnresolvedInterfaces()) {
-                    if (node.isUsingGenerics()) {
-                        deepNodes.add(node);
-                    }
-                }
-                if (!deepNodes.isEmpty()) {
-                    for (GenericsType genericsType : resolvedPlaceholders.values()) {
-                        ClassNode lowerBound = genericsType.getLowerBound();
-                        if (lowerBound != null) {
-                            for (ClassNode deepNode : deepNodes) {
-                                if (lowerBound.equals(deepNode)) {
-                                    extractGenericsConnections(connections, deepNode, lowerBound);
-                                }
-                            }
-                        }
-                        ClassNode[] upperBounds = genericsType.getUpperBounds();
-                        if (upperBounds != null) {
-                            for (ClassNode upperBound : upperBounds) {
-                                for (ClassNode deepNode : deepNodes) {
-                                    if (upperBound.equals(deepNode)) {
-                                        extractGenericsConnections(connections, deepNode, upperBound);
-                                    }
-                                }
-                            }
-                        }
-                    }
-                }
+    private static void extractGenericsConnectionsForBoundTypes(final GenericsType[] spec, final Map<GenericsTypeName, GenericsType> target) {
+        if (spec.length < 2) return;
+        for (GenericsType tp : spec) {
+            ClassNode[] bounds = tp.getUpperBounds();
+            if (bounds == null || bounds.length == 0) continue;
+
+            GenericsTypeName key = new GenericsTypeName(tp.getName());
+            GenericsType value = target.get(key); // look for specific resolved type
+            if (value == null || value.isPlaceholder() || value.isWildcard()) continue;
+
+            Map<GenericsTypeName, GenericsType> inner = new HashMap<>();
+            for (ClassNode bound : bounds) {
+                extractGenericsConnections(inner,value.getType(),bound);
             }
+            inner.forEach(target::putIfAbsent); // GROOVY-10890
         }
     }
 
diff --git a/src/test/groovy/transform/stc/ClosureParamTypeInferenceSTCTest.groovy b/src/test/groovy/transform/stc/ClosureParamTypeInferenceSTCTest.groovy
index ca837fa173..ff8c2f1584 100644
--- a/src/test/groovy/transform/stc/ClosureParamTypeInferenceSTCTest.groovy
+++ b/src/test/groovy/transform/stc/ClosureParamTypeInferenceSTCTest.groovy
@@ -892,54 +892,47 @@ class ClosureParamTypeInferenceSTCTest extends StaticTypeCheckingTestCase {
      '''
     }
 
-    void testInferenceForDGM_injectOnCollectionWithInitialValue() {
+    void testInferenceForDGM_injectOnMap() {
         assertScript '''
-            assert ['a','bb','ccc'].inject(0) { acc, str -> acc += str.length(); acc } == 6
+            assert [a:1,b:2].inject(0) { acc, entry -> acc += entry.value; acc} == 3
+            assert [a:1,b:2].inject(0) { acc, k, v -> acc += v; acc} == 3
+        '''
+    }
+    void testInferenceForDGM_injectOnArray() {
+        assertScript '''
+            String[] array = ['a','bb','ccc']
+            assert array.inject { acc, str -> acc += str.toUpperCase(); acc } == 'aBBCCC'
         '''
     }
-
     void testInferenceForDGM_injectOnArrayWithInitialValue() {
         assertScript '''
             String[] array = ['a','bb','ccc']
             assert array.inject(0) { acc, str -> acc += str.length(); acc } == 6
         '''
     }
-
     void testInferenceForDGM_injectOnIteratorWithInitialValue() {
         assertScript '''
             assert ['a','bb','ccc'].iterator().inject(0) { acc, str -> acc += str.length(); acc } == 6
         '''
     }
-
     void testInferenceForDGM_injectOnCollection() {
         assertScript '''
             assert ['a','bb','ccc'].inject { acc, str -> acc += str.toUpperCase(); acc } == 'aBBCCC'
         '''
     }
-
-    void testInferenceForDGM_injectOnArray() {
-        assertScript '''
-            String[] array = ['a','bb','ccc']
-            assert array.inject { acc, str -> acc += str.toUpperCase(); acc } == 'aBBCCC'
-        '''
-    }
-
-    void testInferenceForDGM_injectOnCollectionWithInitialValueDirect() {
-        assertScript '''import org.codehaus.groovy.runtime.DefaultGroovyMethods as DGM
-            assert DGM.inject(['a','bb','ccc'],0) { acc, str -> acc += str.length(); acc } == 6
-        '''
-    }
-
     void testInferenceForDGM_injectOnCollectionDirect() {
         assertScript '''import org.codehaus.groovy.runtime.DefaultGroovyMethods as DGM
             assert DGM.inject(['a','bb','ccc']) { acc, str -> acc += str.toUpperCase(); acc } == 'aBBCCC'
         '''
     }
-
-    void testDGM_injectOnMap() {
+    void testInferenceForDGM_injectOnCollectionWithInitialValue() {
         assertScript '''
-            assert [a:1,b:2].inject(0) { acc, entry -> acc += entry.value; acc} == 3
-            assert [a:1,b:2].inject(0) { acc, k, v -> acc += v; acc} == 3
+            assert ['a','bb','ccc'].inject(0) { acc, str -> acc += str.length(); acc } == 6
+        '''
+    }
+    void testInferenceForDGM_injectOnCollectionWithInitialValueDirect() {
+        assertScript '''import org.codehaus.groovy.runtime.DefaultGroovyMethods as DGM
+            assert DGM.inject(['a','bb','ccc'], 0) { acc, str -> acc += str.length(); acc } == 6
         '''
     }
 
diff --git a/src/test/groovy/transform/stc/DelegatesToSTCTest.groovy b/src/test/groovy/transform/stc/DelegatesToSTCTest.groovy
index 47ad549842..dfef6cec8c 100644
--- a/src/test/groovy/transform/stc/DelegatesToSTCTest.groovy
+++ b/src/test/groovy/transform/stc/DelegatesToSTCTest.groovy
@@ -768,6 +768,7 @@ class DelegatesToSTCTest extends StaticTypeCheckingTestCase {
         '''
     }
 
+    // GROOVY-6956
     void testDelegatesToNestedGenericType() {
         assertScript '''
             trait Configurable<ConfigObject> {
diff --git a/src/test/groovy/transform/stc/GenericsSTCTest.groovy b/src/test/groovy/transform/stc/GenericsSTCTest.groovy
index 1a6c455ae0..873eb4f1f9 100644
--- a/src/test/groovy/transform/stc/GenericsSTCTest.groovy
+++ b/src/test/groovy/transform/stc/GenericsSTCTest.groovy
@@ -116,14 +116,14 @@ class GenericsSTCTest extends StaticTypeCheckingTestCase {
         '''
     }
 
-    void testListInferrenceWithNullElems() {
+    void testListInferenceWithNullElems() {
         assertScript '''
             List<String> strings = ['a', null]
             assert strings == ['a',null]
         '''
     }
 
-    void testListInferrenceWithAllNullElems() {
+    void testListInferenceWithAllNullElems() {
         assertScript '''
             List<String> strings = [null, null]
             assert strings == [null,null]
@@ -308,7 +308,7 @@ class GenericsSTCTest extends StaticTypeCheckingTestCase {
     // GROOVY-10053
     @NotYetImplemented
     void testReturnTypeInferenceWithMethodGenericsA() {
-        ['t::cast', 'n -> t.cast(n)', 'n -> (N) n', '{ n -> (N) n }'].each { cast ->
+        for (cast in ['t::cast', 'n -> t.cast(n)', 'n -> (N) n', '{ n -> (N) n }']) {
             assertScript """
                 Set<Number> f() {
                     Collections.<Number>singleton(42)
@@ -351,16 +351,16 @@ class GenericsSTCTest extends StaticTypeCheckingTestCase {
     // GROOVY-10051
     void testReturnTypeInferenceWithMethodGenerics10() {
         assertScript '''
-            abstract class State<H extends Handle> {
-                // Why not return HandleContainer<H>? I can't really say.
-                def <T extends Handle> HandleContainer<T> getHandleContainer(key) {
-                }
+            interface Handle {
+                Result getResult()
             }
             class HandleContainer<H extends Handle> {
                 H handle
             }
-            interface Handle {
-                Result getResult()
+            abstract class State<H extends Handle> {
+                // Why not return HandleContainer<H>? I can't really say.
+                def <T extends Handle> HandleContainer<T> getHandleContainer(key) {
+                }
             }
             class Result {
                 int itemCount
@@ -468,7 +468,7 @@ class GenericsSTCTest extends StaticTypeCheckingTestCase {
 
     // GROOVY-8409
     void testReturnTypeInferenceWithMethodGenerics14() {
-        ['R', 'S', 'T', 'U'].each { t -> // BiFunction uses R, T and U
+        for (t in ['R', 'S', 'T', 'U']) { // BiFunction uses R, T and U
             assertScript """
                 def <$t> $t applyFunction(java.util.function.BiFunction<Date, URL, $t> action) {
                     $t result = action.apply(new Date(), new URL('https://www.example.com'))
@@ -623,7 +623,6 @@ class GenericsSTCTest extends StaticTypeCheckingTestCase {
     }
 
     // GROOVY-10339
-    @NotYetImplemented
     void testReturnTypeInferenceWithMethodGenerics21() {
         for (type in ['Character', 'Integer']) {
             shouldFailWithMessages """
@@ -698,9 +697,25 @@ class GenericsSTCTest extends StaticTypeCheckingTestCase {
         '''
     }
 
-    // GROOVY-10622
+    // GROOVY-7992
     @NotYetImplemented
     void testReturnTypeInferenceWithMethodGenerics26() {
+        assertScript '''
+            List<String> strings = ['foo','bar','baz']
+            Comparator<Object> cmp = { o1, o2 -> o1.toString() <=> o2.toString() }
+
+            @groovy.transform.ASTTest(phase=INSTRUCTION_SELECTION, value={
+                def type = node.getNodeMetaData(INFERRED_TYPE)
+                assert type.toString(false) == 'java.util.List<java.lang.String>'
+            })
+            def result = strings.sort(false, cmp) // List<T> sort(Iterable<T>,boolean,Comparator<? super T>)
+            assert result == ['bar', 'baz', 'foo']
+        '''
+    }
+
+    // GROOVY-10622
+    @NotYetImplemented
+    void testReturnTypeInferenceWithMethodGenerics27() {
         String types = '''
             @groovy.transform.TupleConstructor(defaults=false)
             class A<X> {
@@ -733,7 +748,7 @@ class GenericsSTCTest extends StaticTypeCheckingTestCase {
     }
 
     // GROOVY-10637
-    void testReturnTypeInferenceWithMethodGenerics27() {
+    void testReturnTypeInferenceWithMethodGenerics28() {
         assertScript '''
             class Outer extends groovy.transform.stc.MyBean<Inner> {
                 static class Inner {
@@ -751,7 +766,7 @@ class GenericsSTCTest extends StaticTypeCheckingTestCase {
 
     // GROOVY-10646
     @NotYetImplemented
-    void testReturnTypeInferenceWithMethodGenerics28() {
+    void testReturnTypeInferenceWithMethodGenerics29() {
         String types = '''
             class Model {
             }
@@ -792,7 +807,7 @@ class GenericsSTCTest extends StaticTypeCheckingTestCase {
     }
 
     // GROOVY-10749
-    void testReturnTypeInferenceWithMethodGenerics29() {
+    void testReturnTypeInferenceWithMethodGenerics30() {
         String named = 'class Named { String name }'
 
         for (expr in ['Named.&getName', 'Named::getName', '{Named named -> named.getName()}', '(Named named) -> named.getName()']) {
@@ -823,7 +838,7 @@ class GenericsSTCTest extends StaticTypeCheckingTestCase {
         '''
     }
 
-    void testDiamondInferrenceFromConstructor1() {
+    void testDiamondInferenceFromConstructor1() {
         assertScript '''
             class Foo<U> {
                 U method() { }
@@ -833,13 +848,13 @@ class GenericsSTCTest extends StaticTypeCheckingTestCase {
         '''
     }
 
-    void testDiamondInferrenceFromConstructor2() {
+    void testDiamondInferenceFromConstructor2() {
         assertScript '''
             Set<Long> set = new HashSet<>()
         '''
     }
 
-    void testDiamondInferrenceFromConstructor3() {
+    void testDiamondInferenceFromConstructor3() {
         assertScript '''
             new HashSet<>(Arrays.asList(0L))
         '''
@@ -863,7 +878,7 @@ class GenericsSTCTest extends StaticTypeCheckingTestCase {
     }
 
     // GROOVY-7419
-    void testDiamondInferrenceFromConstructor4() {
+    void testDiamondInferenceFromConstructor4() {
         assertScript '''
             Map<Thread.State, Object> map = new EnumMap<>(Thread.State)
             assert map.size() == 0
@@ -872,8 +887,8 @@ class GenericsSTCTest extends StaticTypeCheckingTestCase {
     }
 
     // GROOVY-6232
-    void testDiamondInferrenceFromConstructor5() {
-        ['"a",new Object()', 'new Object(),"b"', '"a","b"'].each { args ->
+    void testDiamondInferenceFromConstructor5() {
+        for (args in ['"a",new Object()', 'new Object(),"b"', '"a","b"']) {
             assertScript """
                 class C<T> {
                     C(T x, T y) {
@@ -885,7 +900,7 @@ class GenericsSTCTest extends StaticTypeCheckingTestCase {
     }
 
     // GROOVY-9948
-    void testDiamondInferrenceFromConstructor6() {
+    void testDiamondInferenceFromConstructor6() {
         assertScript '''
             class C<T> {
                 T p
@@ -900,7 +915,7 @@ class GenericsSTCTest extends StaticTypeCheckingTestCase {
     }
 
     // GROOVY-9948
-    void testDiamondInferrenceFromConstructor7() {
+    void testDiamondInferenceFromConstructor7() {
         assertScript '''
             @groovy.transform.TupleConstructor(defaults=false)
             class C<T> {
@@ -913,7 +928,7 @@ class GenericsSTCTest extends StaticTypeCheckingTestCase {
     }
 
     // GROOVY-9984
-    void testDiamondInferrenceFromConstructor7a() {
+    void testDiamondInferenceFromConstructor7a() {
         assertScript '''
             @groovy.transform.TupleConstructor(defaults=false)
             class C<T> {
@@ -926,7 +941,7 @@ class GenericsSTCTest extends StaticTypeCheckingTestCase {
     }
 
     // GROOVY-9956
-    void testDiamondInferrenceFromConstructor8() {
+    void testDiamondInferenceFromConstructor8() {
         assertScript '''
             @groovy.transform.TupleConstructor(defaults=false)
             class C<T> {
@@ -941,7 +956,7 @@ class GenericsSTCTest extends StaticTypeCheckingTestCase {
     }
 
     // GROOVY-9996
-    void testDiamondInferrenceFromConstructor8a() {
+    void testDiamondInferenceFromConstructor8a() {
         assertScript '''
             @groovy.transform.TupleConstructor(defaults=false)
             class C<T> {
@@ -958,7 +973,7 @@ class GenericsSTCTest extends StaticTypeCheckingTestCase {
     }
 
     // GROOVY-10011
-    void testDiamondInferrenceFromConstructor8b() {
+    void testDiamondInferenceFromConstructor8b() {
         assertScript '''
             @groovy.transform.TupleConstructor(defaults=false)
             class C<T> {
@@ -976,7 +991,7 @@ class GenericsSTCTest extends StaticTypeCheckingTestCase {
         '''
     }
 
-    void testDiamondInferrenceFromConstructor9() {
+    void testDiamondInferenceFromConstructor9() {
         assertScript '''
             abstract class A<X> { }
             @groovy.transform.TupleConstructor(defaults=false)
@@ -1009,7 +1024,7 @@ class GenericsSTCTest extends StaticTypeCheckingTestCase {
     }
 
     // GROOVY-9972
-    void testDiamondInferrenceFromConstructor9a() {
+    void testDiamondInferenceFromConstructor9a() {
         assertScript '''
             @groovy.transform.TupleConstructor(defaults=false)
             class C<T> {
@@ -1069,7 +1084,7 @@ class GenericsSTCTest extends StaticTypeCheckingTestCase {
     }
 
     @NotYetImplemented
-    void testDiamondInferrenceFromConstructor9b() {
+    void testDiamondInferenceFromConstructor9b() {
         assertScript '''
             @groovy.transform.TupleConstructor(defaults=false)
             class C<T> {
@@ -1100,7 +1115,7 @@ class GenericsSTCTest extends StaticTypeCheckingTestCase {
     }
 
     // GROOVY-9963
-    void testDiamondInferrenceFromConstructor10() {
+    void testDiamondInferenceFromConstructor10() {
         assertScript '''
             @groovy.transform.TupleConstructor(defaults=false)
             class C<T> {
@@ -1115,7 +1130,7 @@ class GenericsSTCTest extends StaticTypeCheckingTestCase {
 
     // GROOVY-10080
     @NotYetImplemented
-    void testDiamondInferrenceFromConstructor11() {
+    void testDiamondInferenceFromConstructor11() {
         assertScript '''
             @groovy.transform.TupleConstructor(defaults=false)
             class C<T> {
@@ -1135,7 +1150,7 @@ class GenericsSTCTest extends StaticTypeCheckingTestCase {
     }
 
     // GROOVY-10086
-    void testDiamondInferrenceFromConstructor12() {
+    void testDiamondInferenceFromConstructor12() {
         shouldFailWithMessages '''
             @groovy.transform.TupleConstructor(defaults=false)
             class C<T> {
@@ -1152,7 +1167,7 @@ class GenericsSTCTest extends StaticTypeCheckingTestCase {
     }
 
     // GROOVY-9970
-    void testDiamondInferrenceFromConstructor13() {
+    void testDiamondInferenceFromConstructor13() {
         assertScript '''
             @groovy.transform.TupleConstructor(defaults=false)
             class A<T extends B> {
@@ -1174,7 +1189,7 @@ class GenericsSTCTest extends StaticTypeCheckingTestCase {
     }
 
     // GROOVY-9983
-    void testDiamondInferrenceFromConstructor14() {
+    void testDiamondInferenceFromConstructor14() {
         String types = '''
             @groovy.transform.TupleConstructor(defaults=false)
             class A<T> {
@@ -1221,7 +1236,7 @@ class GenericsSTCTest extends StaticTypeCheckingTestCase {
     }
 
     // GROOVY-10114
-    void testDiamondInferrenceFromConstructor14a() {
+    void testDiamondInferenceFromConstructor14a() {
         assertScript '''
             @groovy.transform.TupleConstructor(defaults=false)
             class A<T> {
@@ -1240,7 +1255,7 @@ class GenericsSTCTest extends StaticTypeCheckingTestCase {
     }
 
     // GROOVY-9995
-    void testDiamondInferrenceFromConstructor15() {
+    void testDiamondInferenceFromConstructor15() {
         [
             ['Closure<A<Long>>', 'java.util.concurrent.Callable<A<Long>>'],
             ['new A<>(42L)', 'return new A<>(42L)']
@@ -1260,7 +1275,7 @@ class GenericsSTCTest extends StaticTypeCheckingTestCase {
     }
 
     // GROOVY-10283
-    void testDiamondInferrenceFromConstructor16() {
+    void testDiamondInferenceFromConstructor16() {
         assertScript '''
             class A<T1, T2> {
             }
@@ -1278,7 +1293,7 @@ class GenericsSTCTest extends StaticTypeCheckingTestCase {
     }
 
     // GROOVY-10291
-    void testDiamondInferrenceFromConstructor17() {
+    void testDiamondInferenceFromConstructor17() {
         assertScript '''
             @groovy.transform.TupleConstructor(defaults=false)
             class A<X> {
@@ -1300,7 +1315,7 @@ class GenericsSTCTest extends StaticTypeCheckingTestCase {
 
     // GROOVY-10228
     @NotYetImplemented
-    void testDiamondInferrenceFromConstructor18() {
+    void testDiamondInferenceFromConstructor18() {
         assertScript '''
             @groovy.transform.TupleConstructor(defaults=false)
             class C<T> {
@@ -1316,7 +1331,7 @@ class GenericsSTCTest extends StaticTypeCheckingTestCase {
     }
 
     // GROOVY-10323
-    void testDiamondInferrenceFromConstructor19() {
+    void testDiamondInferenceFromConstructor19() {
         assertScript '''
             class C<T> {
             }
@@ -1327,7 +1342,7 @@ class GenericsSTCTest extends StaticTypeCheckingTestCase {
     }
 
     // GROOVY-10324
-    void testDiamondInferrenceFromConstructor20() {
+    void testDiamondInferenceFromConstructor20() {
         assertScript '''
             class C<T> {
             }
@@ -1338,7 +1353,7 @@ class GenericsSTCTest extends StaticTypeCheckingTestCase {
     }
 
     // GROOVY-10310
-    void testDiamondInferrenceFromConstructor21() {
+    void testDiamondInferenceFromConstructor21() {
         assertScript '''
             @groovy.transform.TupleConstructor
             class A<T> {
@@ -1355,7 +1370,7 @@ class GenericsSTCTest extends StaticTypeCheckingTestCase {
     }
 
     // GROOVY-10344
-    void testDiamondInferrenceFromConstructor22() {
+    void testDiamondInferenceFromConstructor22() {
         assertScript '''
             class C<X,Y> {
             }
@@ -1368,7 +1383,7 @@ class GenericsSTCTest extends StaticTypeCheckingTestCase {
     }
 
     // GROOVY-10230
-    void testDiamondInferrenceFromConstructor23() {
+    void testDiamondInferenceFromConstructor23() {
         assertScript '''
             class A {
                 def <T extends C<Number,Number>> T m(T t) {
@@ -1389,7 +1404,7 @@ class GenericsSTCTest extends StaticTypeCheckingTestCase {
     }
 
     // GROOVY-10351
-    void testDiamondInferrenceFromConstructor24() {
+    void testDiamondInferenceFromConstructor24() {
         assertScript '''
             class C<T> {
                 C(T one, D<T,? extends T> two) {
@@ -1403,10 +1418,10 @@ class GenericsSTCTest extends StaticTypeCheckingTestCase {
     }
 
     // GROOVY-10368
-    void testDiamondInferrenceFromConstructor25() {
-        ['T', 'T extends Number', 'T extends Object'].each {
+    void testDiamondInferenceFromConstructor25() {
+        for (t in ['T', 'T extends Number', 'T extends Object']) {
             assertScript """
-                class C<$it> {
+                class C<$t> {
                     C(p) {
                     }
                 }
@@ -1418,7 +1433,7 @@ class GenericsSTCTest extends StaticTypeCheckingTestCase {
     }
 
     // GROOVY-10367
-    void testDiamondInferrenceFromConstructor26() {
+    void testDiamondInferenceFromConstructor26() {
         assertScript '''
             @groovy.transform.TupleConstructor(defaults=false)
             class C<X, Y extends X> { // works without Y
@@ -1432,7 +1447,7 @@ class GenericsSTCTest extends StaticTypeCheckingTestCase {
     }
 
     // GROOVY-10343
-    void testDiamondInferrenceFromConstructor27() {
+    void testDiamondInferenceFromConstructor27() {
         assertScript '''
             class C<T1, T2 extends T1> {
                 T1 p
@@ -1449,7 +1464,7 @@ class GenericsSTCTest extends StaticTypeCheckingTestCase {
     }
 
     // GROOVY-10316
-    void testDiamondInferrenceFromConstructor28() {
+    void testDiamondInferenceFromConstructor28() {
         assertScript '''
             class A<T> {
                 A(T t) {
@@ -1465,7 +1480,7 @@ class GenericsSTCTest extends StaticTypeCheckingTestCase {
     }
 
     // GROOVY-10624
-    void testDiamondInferrenceFromConstructor29() {
+    void testDiamondInferenceFromConstructor29() {
         assertScript '''
             class A<T> {
             }
@@ -1477,7 +1492,7 @@ class GenericsSTCTest extends StaticTypeCheckingTestCase {
     }
 
     // GROOVY-10266
-    void testDiamondInferrenceFromConstructor30() {
+    void testDiamondInferenceFromConstructor30() {
         assertScript '''
             @groovy.transform.TupleConstructor(defaults=false)
             class A<T> {
@@ -1497,7 +1512,7 @@ class GenericsSTCTest extends StaticTypeCheckingTestCase {
     }
 
     // GROOVY-10662
-    void testDiamondInferrenceFromConstructor31() {
+    void testDiamondInferenceFromConstructor31() {
         assertScript '''
             class A<X, T> {
                 A(T t, X x) {}
@@ -1516,8 +1531,7 @@ class GenericsSTCTest extends StaticTypeCheckingTestCase {
     }
 
     // GROOVY-10633
-    @NotYetImplemented
-    void testDiamondInferrenceFromConstructor32() {
+    void testDiamondInferenceFromConstructor32() {
         assertScript '''
             class A<T, Y> {
                 public B<Y> f
@@ -1539,7 +1553,7 @@ class GenericsSTCTest extends StaticTypeCheckingTestCase {
 
     // GROOVY-10699
     @NotYetImplemented
-    void testDiamondInferrenceFromConstructor33() {
+    void testDiamondInferenceFromConstructor33() {
         assertScript '''
             class A<T> {
                 A(B<T> b_of_t) {
@@ -1568,7 +1582,7 @@ class GenericsSTCTest extends StaticTypeCheckingTestCase {
                 def type = node.getNodeMetaData(INFERRED_TYPE)
                 assert type.toString(false) == 'C<java.lang.String>'
             })
-            def y = new C<>((String s) -> { print(s); }) // error: Expected type Object for lambda parameter: s
+            def y = new C<>((String s) -> { print(s) }) // error: Expected type Object for lambda parameter: s
         '''
 
         assertScript '''import java.util.function.Supplier
@@ -1588,7 +1602,7 @@ class GenericsSTCTest extends StaticTypeCheckingTestCase {
 
     // GROOVY-10698
     @NotYetImplemented
-    void testDiamondInferrenceFromConstructor34() {
+    void testDiamondInferenceFromConstructor34() {
         assertScript '''
             class A<T> {
                 A(T t, B<T> b_of_t) {
@@ -1606,7 +1620,7 @@ class GenericsSTCTest extends StaticTypeCheckingTestCase {
     }
 
     // GROOVY-10847
-    void testDiamondInferrenceFromConstructor35() {
+    void testDiamondInferenceFromConstructor35() {
         assertScript '''
             class A<T, U> {
             }
@@ -1625,7 +1639,7 @@ class GenericsSTCTest extends StaticTypeCheckingTestCase {
 
     // GROOVY-10674
     @NotYetImplemented
-    void testDiamondInferrenceFromConstructor36() {
+    void testDiamondInferenceFromConstructor36() {
         assertScript '''
             class Foo<BB extends Bar<Byte>, X extends BB> {
                 X x
@@ -1659,6 +1673,19 @@ class GenericsSTCTest extends StaticTypeCheckingTestCase {
         '''
     }
 
+    // GROOVY-10890
+    void testDiamondInferenceFromConstructor37() {
+        assertScript '''
+            enum A { X }
+            enum B { Y }
+            void m(Map<A,B> map) {}
+            void test(Map<A,B> map) {
+                m(new EnumMap<>(map))
+            }
+            test([(A.X): B.Y])
+        '''
+    }
+
     // GROOVY-10280
     void testTypeArgumentPropagation() {
         assertScript '''
@@ -2285,7 +2312,7 @@ class GenericsSTCTest extends StaticTypeCheckingTestCase {
 
     // GROOVY-8961, GROOVY-9915
     void testShouldUseMethodGenericType3() {
-        ['', 'static'].each { mods ->
+        for (mods in ['', 'static']) {
             assertScript """
                 $mods void setX(List<String> strings) {
                 }
@@ -2324,7 +2351,7 @@ class GenericsSTCTest extends StaticTypeCheckingTestCase {
 
     // GROOVY-9734, GROOVY-9915
     void testShouldUseMethodGenericType4() {
-        ['', 'static'].each { mods ->
+        for (mods in ['', 'static']) {
             assertScript """
                 $mods void m(List<String> strings) {
                 }
@@ -2412,7 +2439,7 @@ class GenericsSTCTest extends StaticTypeCheckingTestCase {
             assert opt.get() == 42
         '''
         // same as above but with separate type parameter name for each location
-        ['D.&wrap', 'Collections.&singleton', '{x -> [x].toSet()}', '{Collections.singleton(it)}'].each { toSet ->
+        for (toSet in ['D.&wrap', 'Collections.&singleton', '{x -> [x].toSet()}', '{Collections.singleton(it)}']) {
             assertScript """
                 abstract class A<I,O> {
                     abstract O apply(I input)
@@ -3198,7 +3225,7 @@ class GenericsSTCTest extends StaticTypeCheckingTestCase {
 
     // GROOVY-10482
     void testCompatibleArgumentsForPlaceholders6() {
-        ['', 'def', 'public', 'static', '@Deprecated'].each {
+        for (it in ['', 'def', 'public', 'static', '@Deprecated']) {
             assertScript """
                 class Foo<X> {
                     Foo(X x) {
@@ -3216,7 +3243,7 @@ class GenericsSTCTest extends StaticTypeCheckingTestCase {
 
     // GROOVY-10499
     void testCompatibleArgumentsForPlaceholders7() {
-        ['?', 'Y', '? extends Y'].each {
+        for (it in ['?', 'Y', '? extends Y']) {
             assertScript """
                 class Foo<X> {
                     Foo(X x) {
@@ -3288,14 +3315,14 @@ class GenericsSTCTest extends StaticTypeCheckingTestCase {
     // GROOVY-10153
     @NotYetImplemented
     void testCompatibleArgumentsForPlaceholders11() {
-        ['A', 'B', 'C'].each { T ->
+        for (t in ['A', 'B', 'C']) {
             assertScript """
                 class A {}
                 class B extends A {}
                 class C extends B {}
                 class Foo<T extends A> {}
 
-                Foo<? super C> foo = new Foo<$T>()
+                Foo<? super C> foo = new Foo<$t>()
                 //  ^ lower bound is C (explicit); upper bound is A (implicit)
             """
         }
@@ -3845,7 +3872,7 @@ class GenericsSTCTest extends StaticTypeCheckingTestCase {
 
     // GROOVY-5893
     void testPlusInClosure() {
-        ['def', 'Object', 'Number', 'Integer', 'Comparable'].each { type ->
+        for (type in ['def', 'var', 'Object', 'Number', 'Integer', 'Comparable']) {
             assertScript """
                 List<Integer> list = [1, 2, 3]
 
@@ -4083,13 +4110,13 @@ class GenericsSTCTest extends StaticTypeCheckingTestCase {
     // GROOVY-6233
     void testConstructorArgumentsAgainstGenerics() {
         shouldFailWithMessages '''
-            class Foo<T>{  Foo(T a, T b){} }
-            def bar() {
-                Foo<Map> f = new Foo<Map>("a",1)
+            class C<T> {
+                C(T a, T b) {
+                }
             }
-            bar()
+            def c_of_map = new C<Map>("a", 1)
         ''',
-        'Cannot find matching method Foo#<init>(java.lang.String, int)'
+        'Cannot find matching method C#<init>(java.lang.String, int)'
     }
 
     // GROOVY-5742
@@ -4636,7 +4663,7 @@ class GenericsSTCTest extends StaticTypeCheckingTestCase {
     }
 
     void testContravariantMethodResolutionWithImplicitCoercion2() {
-        ['public', 'static'].each { modifier ->
+        for (modifier in ['public', 'static']) {
             assertScript """import java.util.function.Function
 
                 $modifier <I, O> void transform(Function<? super I, ? extends O> function) {
@@ -4885,7 +4912,7 @@ class GenericsSTCTest extends StaticTypeCheckingTestCase {
         '''
 
         // GROOVY-9821
-        ['.', '?.', '*.'].each { op ->
+        for (op in ['.', '?.', '*.']) {
             File parentDir = File.createTempDir()
             config.with {
                 targetDirectory = File.createTempDir()
@@ -5060,7 +5087,7 @@ class GenericsSTCTest extends StaticTypeCheckingTestCase {
 
     // GROOVY-10556
     void testSelfReferentialTypeParameter3() {
-        ['(B) this', 'this as B'].each { self ->
+        for (self in ['(B) this', 'this as B']) {
             assertScript """
                 abstract class A<B extends A<B,X>,X> {
                     B m() {