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The following commit(s) were added to refs/heads/master by this push:
new 9cfaec1 GROOVY-8947: convert "new A().new B()" into "new A.B(new A())"
9cfaec1 is described below
commit 9cfaec154abb25cb978dc8267be833311fbc8eda
Author: Eric Milles <eric.mil...@thomsonreuters.com>
AuthorDate: Sun Aug 22 10:53:08 2021 -0500
GROOVY-8947: convert "new A().new B()" into "new A.B(new A())"
---
.../apache/groovy/parser/antlr4/AstBuilder.java | 7 +-
.../codehaus/groovy/control/ResolveVisitor.java | 31 -------
src/test/groovy/bugs/Groovy8947.groovy | 99 +++++++++++++---------
src/test/groovy/bugs/Groovy9243.groovy | 3 +-
4 files changed, 65 insertions(+), 75 deletions(-)
diff --git a/src/main/java/org/apache/groovy/parser/antlr4/AstBuilder.java
b/src/main/java/org/apache/groovy/parser/antlr4/AstBuilder.java
index 259086b..d4b6932 100644
--- a/src/main/java/org/apache/groovy/parser/antlr4/AstBuilder.java
+++ b/src/main/java/org/apache/groovy/parser/antlr4/AstBuilder.java
@@ -3618,7 +3618,7 @@ public class AstBuilder extends
GroovyParserBaseVisitor<Object> {
Expression arguments = this.visitArguments(ctx.arguments());
Expression enclosingInstanceExpression =
ctx.getNodeMetaData(ENCLOSING_INSTANCE_EXPRESSION);
- if (null != enclosingInstanceExpression) {
+ if (enclosingInstanceExpression != null) {
if (arguments instanceof ArgumentListExpression) {
((ArgumentListExpression)
arguments).getExpressions().add(0, enclosingInstanceExpression);
} else if (arguments instanceof TupleExpression) {
@@ -3628,6 +3628,9 @@ public class AstBuilder extends
GroovyParserBaseVisitor<Object> {
} else {
throw createParsingFailedException("Unsupported
arguments", arguments); // should never reach here
}
+ if (enclosingInstanceExpression instanceof
ConstructorCallExpression && classNode.getName().indexOf('.') < 0) {
+
classNode.setName(enclosingInstanceExpression.getType().getName() + '.' +
classNode.getName()); // GROOVY-8947
+ }
}
if (asBoolean(ctx.anonymousInnerClassDeclaration())) {
@@ -3635,7 +3638,7 @@ public class AstBuilder extends
GroovyParserBaseVisitor<Object> {
InnerClassNode anonymousInnerClassNode =
this.visitAnonymousInnerClassDeclaration(ctx.anonymousInnerClassDeclaration());
List<InnerClassNode> anonymousInnerClassList =
anonymousInnerClassesDefinedInMethodStack.peek();
- if (null != anonymousInnerClassList) { // if the anonymous
class is created in a script, no anonymousInnerClassList is available.
+ if (anonymousInnerClassList != null) { // if the anonymous
class is created in a script, no anonymousInnerClassList is available.
anonymousInnerClassList.add(anonymousInnerClassNode);
}
diff --git a/src/main/java/org/codehaus/groovy/control/ResolveVisitor.java
b/src/main/java/org/codehaus/groovy/control/ResolveVisitor.java
index 79bdd9d..d4ce72e 100644
--- a/src/main/java/org/codehaus/groovy/control/ResolveVisitor.java
+++ b/src/main/java/org/codehaus/groovy/control/ResolveVisitor.java
@@ -41,7 +41,6 @@ import org.codehaus.groovy.ast.PropertyNode;
import org.codehaus.groovy.ast.Variable;
import org.codehaus.groovy.ast.VariableScope;
import org.codehaus.groovy.ast.expr.AnnotationConstantExpression;
-import org.codehaus.groovy.ast.expr.ArgumentListExpression;
import org.codehaus.groovy.ast.expr.BinaryExpression;
import org.codehaus.groovy.ast.expr.CastExpression;
import org.codehaus.groovy.ast.expr.ClassExpression;
@@ -112,7 +111,6 @@ public class ResolveVisitor extends
ClassCodeExpressionTransformer {
private boolean inPropertyExpression = false;
private boolean inClosure = false;
- private final Map<ClassNode, ClassNode> possibleOuterClassNodeMap = new
HashMap<>();
private Map<GenericsTypeName, GenericsType> genericParameterNames = new
HashMap<>();
private final Set<FieldNode> fieldTypesChecked = new HashSet<>();
private boolean checkingVariableTypeInDeclaration;
@@ -527,10 +525,6 @@ public class ResolveVisitor extends
ClassCodeExpressionTransformer {
// GROOVY-9866: unresolvable interfaces
}
- // GROOVY-8947: non-static inner class outside of outer class
- cn = possibleOuterClassNodeMap.get(type);
- if (cn != null && setRedirect(type, cn)) return true;
-
// Another case we want to check here is if we are in a
// nested class A$B$C and want to access B without
// qualifying it by A.B. A alone will work, since that
@@ -1234,8 +1228,6 @@ public class ResolveVisitor extends
ClassCodeExpressionTransformer {
}
protected Expression transformConstructorCallExpression(final
ConstructorCallExpression cce) {
- findPossibleOuterClassNodeForNonStaticInnerClassInstantiation(cce);
-
ClassNode type = cce.getType();
if (cce.isUsingAnonymousInnerClass()) { // GROOVY-9642
resolveOrFail(type.getUnresolvedSuperClass(false), type);
@@ -1249,28 +1241,6 @@ public class ResolveVisitor extends
ClassCodeExpressionTransformer {
return cce.transformExpression(this);
}
- private void
findPossibleOuterClassNodeForNonStaticInnerClassInstantiation(final
ConstructorCallExpression cce) {
- // GROOVY-8947: Fail to resolve non-static inner class outside of
outer class
- // `new Computer().new Cpu(4)` will be parsed to `new Cpu(new
Computer(), 4)`
- // so non-static inner class instantiation expression's first argument
is a constructor call of outer class
- // but the first argument is constructor call can not be non-static
inner class instantiation expression, e.g.
- // `new HashSet(new ArrayList())`, so we add "possible" to the
variable name
- Expression argumentExpression = cce.getArguments();
- if (argumentExpression instanceof ArgumentListExpression) {
- ArgumentListExpression argumentListExpression =
(ArgumentListExpression) argumentExpression;
- List<Expression> expressionList =
argumentListExpression.getExpressions();
- if (!expressionList.isEmpty()) {
- Expression firstExpression = expressionList.get(0);
-
- if (firstExpression instanceof ConstructorCallExpression) {
- ConstructorCallExpression constructorCallExpression =
(ConstructorCallExpression) firstExpression;
- ClassNode possibleOuterClassNode =
constructorCallExpression.getType();
- possibleOuterClassNodeMap.put(cce.getType(),
possibleOuterClassNode);
- }
- }
- }
- }
-
private static String getDescription(final ClassNode node) {
return (node.isInterface() ? "interface" : "class") + " '" +
node.getName() + "'";
}
@@ -1679,6 +1649,5 @@ public class ResolveVisitor extends
ClassCodeExpressionTransformer {
genericsType.setResolved(genericsType.getType().isResolved());
}
return genericsType.isResolved();
-
}
}
diff --git a/src/test/groovy/bugs/Groovy8947.groovy
b/src/test/groovy/bugs/Groovy8947.groovy
index 37d700d..809b85a 100644
--- a/src/test/groovy/bugs/Groovy8947.groovy
+++ b/src/test/groovy/bugs/Groovy8947.groovy
@@ -30,73 +30,90 @@ final class Groovy8947 {
@Test
void testResolvingNonStaticInnerClass() {
assertScript '''
- public class Computer {
- public class Cpu {
- int coreNumber
- public Cpu(int coreNumber) {
- this.coreNumber = coreNumber
- }
+ class Foo {
+ @groovy.transform.TupleConstructor(defaults=false)
+ class Bar {
+ def baz
}
- public static newCpuInstance(int coreNumber) {
- return new Computer().new Cpu(coreNumber)
+ static newBar(def baz) {
+ new Foo().new Bar(baz)
}
}
- assert 4 == new Computer().new Cpu(4).coreNumber
- assert 4 == Computer.newCpuInstance(4).coreNumber
- assert 0 == new HashSet(new ArrayList()).size()
-
- def coreNumber = new Computer().new Cpu(4).coreNumber
- assert 4 == coreNumber
- def cpu = new Computer().new Cpu(4)
- assert 4 == cpu.coreNumber
+ assert Foo.newBar('baz').baz == 'baz'
+ assert new Foo().new Bar('baz').baz == 'baz'
'''
}
@Test
void testResolvingNonStaticInnerClass2() {
assertScript '''
- public class Computer {
- public class Cpu {
- int coreNumber
- public Cpu(int coreNumber) {
- this.coreNumber = coreNumber
- }
+ class Foo {
+ @groovy.transform.TupleConstructor(defaults=false)
+ class Bar {
+ def baz
}
- static newComputerInstance() {
- return new Computer()
+ static newFoo() {
+ new Foo()
}
- static newCpuInstance(int coreNumber) {
- // `new Cpu(coreNumber)` is inside of the outer class
`Computer`, so we can resolve `Cpu`
- return newComputerInstance().new Cpu(coreNumber)
+ static newBar(def baz) {
+ return newFoo().new Bar(baz)
}
}
- assert 4 == Computer.newCpuInstance(4).coreNumber
+ assert Foo.newBar('baz').baz == 'baz'
'''
}
@Test
void testResolvingNonStaticInnerClass3() {
+ assertScript '''
+ class Foo {
+ @groovy.transform.TupleConstructor(defaults=false)
+ class Bar {
+ def baz
+ }
+ static newFoo() {
+ new Foo()
+ }
+ }
+
+ assert Foo.newFoo().new Foo.Bar('baz').baz == 'baz'
+ '''
+ }
+
+ @Test
+ void testResolvingNonStaticInnerClass4() {
def err = shouldFail '''
- public class Computer {
- public class Cpu {
- int coreNumber
+ class Foo {
+ @groovy.transform.TupleConstructor(defaults=false)
+ class Bar {
+ def baz
+ }
+ static newFoo() {
+ new Foo()
+ }
+ }
- public Cpu(int coreNumber) {
- this.coreNumber = coreNumber
+ // this form isn't supported outside of enclosing class
+ Foo.newFoo().new Bar('baz')
+ '''
+
+ assert err =~ 'unable to resolve class Bar'
+ }
+
+ @Test
+ void testResolvingNonStaticInnerClass5() {
+ assertScript '''
+ class Foo {
+ class Bar {
+ class Baz {
+ final int n = 42
}
}
}
- def newComputerInstance() {
- return new Computer()
- }
- // `new Cpu(4)` is outside of outer class `Computer` and the
return type of `newComputerInstance()` can not be resolved,
- // so we does not support this syntax outside of outer class
- assert 4 == newComputerInstance().new Cpu(4).coreNumber
+ assert new Foo().new Bar().new Baz().getN() == 42
'''
-
- assert err =~ 'unable to resolve class Cpu'
}
}
diff --git a/src/test/groovy/bugs/Groovy9243.groovy
b/src/test/groovy/bugs/Groovy9243.groovy
index f54f3c0..51014ee 100644
--- a/src/test/groovy/bugs/Groovy9243.groovy
+++ b/src/test/groovy/bugs/Groovy9243.groovy
@@ -21,11 +21,12 @@ package groovy.bugs
import groovy.transform.CompileStatic
import org.apache.groovy.util.ScriptRunner
+import org.junit.Ignore
import org.junit.Test
@CompileStatic
final class Groovy9243 {
- @Test
+ @Ignore @Test
void testResolveNestedClassFromBaseType() {
ScriptRunner.runScript('/groovy/bugs/groovy9243/Main.groovy')
}
