* org.eclipse.jdt.core.dom.Expression#resolveTypeBinding returns null

for PatternInstanceofExpression * Fixes https://bugs.eclipse.org/bugs/show_bug.cgi?id=575070
eclipse-jdt · Mar 5, 2024 · 2aa9e63 · 2aa9e63
1 parent 692667c
commit 2aa9e63
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diff --git a/org.eclipse.jdt.core.tests.model/src/org/eclipse/jdt/core/tests/dom/ASTConverter_16Test.java b/org.eclipse.jdt.core.tests.model/src/org/eclipse/jdt/core/tests/dom/ASTConverter_16Test.java
@@ -585,6 +585,8 @@ public void testPatternInstanceOfExpression001() throws JavaModelException {
 		checkSourceRange(expression, "o instanceof String s", contents);
 		assertEquals("Not an instanceof expression", ASTNode.PATTERN_INSTANCEOF_EXPRESSION, expression.getNodeType());
 		PatternInstanceofExpression instanceofExpression = (PatternInstanceofExpression) expression;
+		ITypeBinding typeBinding = instanceofExpression.resolveTypeBinding();
+		assertEquals("boolean", typeBinding.toString());
 		SingleVariableDeclaration var = instanceofExpression.getRightOperand();
 		checkSourceRange(var, "String s", contents);
 	}

diff --git a/org.eclipse.jdt.core/dom/org/eclipse/jdt/core/dom/DefaultBindingResolver.java b/org.eclipse.jdt.core/dom/org/eclipse/jdt/core/dom/DefaultBindingResolver.java
@@ -742,6 +742,7 @@ synchronized ITypeBinding resolveExpressionType(Expression expression) {
 				case ASTNode.TYPE_LITERAL :
 				case ASTNode.INFIX_EXPRESSION :
 				case ASTNode.INSTANCEOF_EXPRESSION :
+				case ASTNode.PATTERN_INSTANCEOF_EXPRESSION:
 				case ASTNode.LAMBDA_EXPRESSION:
 				case ASTNode.CREATION_REFERENCE:
 				case ASTNode.EXPRESSION_METHOD_REFERENCE:
@@ -764,6 +765,7 @@ synchronized ITypeBinding resolveExpressionType(Expression expression) {
 						return this.getTypeBinding(compilerExpression.resolvedType);
 					}
 					break;
+
 				case ASTNode.TEXT_BLOCK :
 				case ASTNode.STRING_LITERAL :
 					if (this.scope != null) {