From f0343886a331f3cb2175545a062f3736610f9179 Mon Sep 17 00:00:00 2001 From: Bulgakov Alexander Date: Wed, 24 Apr 2019 14:06:15 +0300 Subject: improvements type inference of type intersections (affects ValLambda.java, ValWeirdTypes.java tests) --- src/core/lombok/eclipse/handlers/EclipseHandlerUtil.java | 7 ++++++- src/core/lombok/javac/JavacResolution.java | 6 +++++- 2 files changed, 11 insertions(+), 2 deletions(-) (limited to 'src') diff --git a/src/core/lombok/eclipse/handlers/EclipseHandlerUtil.java b/src/core/lombok/eclipse/handlers/EclipseHandlerUtil.java index 010dc9d8..438314ca 100644 --- a/src/core/lombok/eclipse/handlers/EclipseHandlerUtil.java +++ b/src/core/lombok/eclipse/handlers/EclipseHandlerUtil.java @@ -893,7 +893,12 @@ public class EclipseHandlerUtil { WildcardBinding wildcard = (WildcardBinding) binding; if (wildcard.boundKind == Wildcard.EXTENDS) { if (!allowCompound) { - return makeType(wildcard.bound, pos, false); + TypeBinding bound = wildcard.bound; + boolean isObject = bound.id == TypeIds.T_JavaLangObject; + TypeBinding[] otherBounds = wildcard.otherBounds; + if (isObject && otherBounds != null && otherBounds.length > 0) { + return makeType(otherBounds[0], pos, false); + } else return makeType(bound, pos, false); } else { Wildcard out = new Wildcard(Wildcard.EXTENDS); setGeneratedBy(out, pos); diff --git a/src/core/lombok/javac/JavacResolution.java b/src/core/lombok/javac/JavacResolution.java index abbf6726..7f940d2a 100644 --- a/src/core/lombok/javac/JavacResolution.java +++ b/src/core/lombok/javac/JavacResolution.java @@ -336,7 +336,7 @@ public class JavacResolution { if (type instanceof ClassType) { List ifaces = ((ClassType) type).interfaces_field; Type supertype = ((ClassType) type).supertype_field; - if (ifaces != null && ifaces.length() == 1) { + if (isObject(supertype) && ifaces != null && ifaces.length() > 0) { return typeToJCTree(ifaces.get(0), ast, allowCompound, allowVoid); } if (supertype != null) return typeToJCTree(supertype, ast, allowCompound, allowVoid); @@ -402,6 +402,10 @@ public class JavacResolution { return genericsToJCTreeNodes(generics, ast, replacement); } + private static boolean isObject(Type supertype) { + return supertype.tsym.toString().equals("java.lang.Object"); + } + private static JCExpression genericsToJCTreeNodes(List generics, JavacAST ast, JCExpression rawTypeNode) throws TypeNotConvertibleException { if (generics != null && !generics.isEmpty()) { ListBuffer args = new ListBuffer(); -- cgit From 2611e6bf9830e4971dcae3abedfede59f3cc86a5 Mon Sep 17 00:00:00 2001 From: Bulgakov Alexander Date: Fri, 3 May 2019 22:07:43 +0300 Subject: Revert "[val] in ecj we were constructing a different type than for javac, when using ‘val’ on an intersection type." MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit This reverts commit 1730a991 --- src/eclipseAgent/lombok/eclipse/agent/PatchVal.java | 14 +++++--------- 1 file changed, 5 insertions(+), 9 deletions(-) (limited to 'src') diff --git a/src/eclipseAgent/lombok/eclipse/agent/PatchVal.java b/src/eclipseAgent/lombok/eclipse/agent/PatchVal.java index b32c99cd..12f4ad3d 100644 --- a/src/eclipseAgent/lombok/eclipse/agent/PatchVal.java +++ b/src/eclipseAgent/lombok/eclipse/agent/PatchVal.java @@ -263,15 +263,11 @@ public class PatchVal { resolved = null; } if (resolved != null) { - if (resolved.getClass().getSimpleName().startsWith("IntersectionTypeBinding")) { - // We intentionally deconstruct these into simply 'Object', because picking an arbitrary type amongst the intersection feels worse. - } else { - try { - replacement = makeType(resolved, local.type, false); - if (!decomponent) init.resolvedType = replacement.resolveType(scope); - } catch (Exception e) { - // Some type thing failed. - } + try { + replacement = makeType(resolved, local.type, false); + if (!decomponent) init.resolvedType = replacement.resolveType(scope); + } catch (Exception e) { + // Some type thing failed. } } } -- cgit From 06fb1034eac690f5775e104c4bc82df3ad929cc9 Mon Sep 17 00:00:00 2001 From: Bulgakov Alexander Date: Tue, 7 May 2019 10:49:25 +0300 Subject: #1976. naive fix of the eclipse compiler's error 'The target type of this expression must be a functional interface' in code like 'lombok.val foo = (System.currentTimeMillis() > 0) ? (Runnable)()-> {} : System.out::println;' --- .../lombok/eclipse/agent/PatchVal.java | 37 ++++++++++++++++++++-- 1 file changed, 34 insertions(+), 3 deletions(-) (limited to 'src') diff --git a/src/eclipseAgent/lombok/eclipse/agent/PatchVal.java b/src/eclipseAgent/lombok/eclipse/agent/PatchVal.java index 12f4ad3d..832a25e3 100644 --- a/src/eclipseAgent/lombok/eclipse/agent/PatchVal.java +++ b/src/eclipseAgent/lombok/eclipse/agent/PatchVal.java @@ -1,16 +1,16 @@ /* * Copyright (C) 2010-2019 The Project Lombok Authors. - * + * * Permission is hereby granted, free of charge, to any person obtaining a copy * of this software and associated documentation files (the "Software"), to deal * in the Software without restriction, including without limitation the rights * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell * copies of the Software, and to permit persons to whom the Software is * furnished to do so, subject to the following conditions: - * + * * The above copyright notice and this permission notice shall be included in * all copies or substantial portions of the Software. - * + * * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE @@ -21,8 +21,11 @@ */ package lombok.eclipse.agent; +import org.eclipse.jdt.core.compiler.CategorizedProblem; +import org.eclipse.jdt.internal.compiler.CompilationResult; import org.eclipse.jdt.internal.compiler.ast.ASTNode; import org.eclipse.jdt.internal.compiler.ast.Annotation; +import org.eclipse.jdt.internal.compiler.ast.ConditionalExpression; import org.eclipse.jdt.internal.compiler.ast.Expression; import org.eclipse.jdt.internal.compiler.ast.ForeachStatement; import org.eclipse.jdt.internal.compiler.ast.ImportReference; @@ -44,11 +47,13 @@ import org.eclipse.jdt.internal.compiler.lookup.TypeConstants; import org.eclipse.jdt.internal.compiler.lookup.TypeIds; import lombok.permit.Permit; +import org.eclipse.jdt.internal.compiler.problem.AbortCompilation; import java.lang.reflect.Field; import static lombok.eclipse.Eclipse.poss; import static lombok.eclipse.handlers.EclipseHandlerUtil.makeType; +import static org.eclipse.jdt.core.compiler.CategorizedProblem.CAT_TYPE; public class PatchVal { @@ -358,6 +363,32 @@ public class PatchVal { } catch (ArrayIndexOutOfBoundsException e) { // Known cause of issues; for example: val e = mth("X"), where mth takes 2 arguments. return null; + } catch (AbortCompilation e) { + if (collection instanceof ConditionalExpression) { + ConditionalExpression cexp = (ConditionalExpression) collection; + Expression ifTrue = cexp.valueIfTrue; + Expression ifFalse = cexp.valueIfFalse; + TypeBinding ifTrueResolvedType = ifTrue.resolvedType; + CategorizedProblem problem = e.problem; + if (ifTrueResolvedType != null && ifFalse.resolvedType == null && problem.getCategoryID() == CAT_TYPE) { + CompilationResult compilationResult = e.compilationResult; + CategorizedProblem[] problems = compilationResult.problems; + int problemCount = compilationResult.problemCount; + for (int i = 0; i < problemCount; ++i) { + if (problems[i] == problem) { + problems[i] = null; + if (i + 1 < problemCount) { + System.arraycopy(problems, i + 1, problems, i, problemCount - i + 1); + } + break; + } + } + compilationResult.removeProblem(problem); + + return ifTrueResolvedType; + } + } + throw e; } } } -- cgit From 1fec035aa546b7a033acb67cf4f7c1afb8a79f52 Mon Sep 17 00:00:00 2001 From: Bulgakov Alexander Date: Wed, 8 May 2019 23:34:37 +0300 Subject: #1976. [@val] improved raw generic type inference by eclipse compiler. --- src/core/lombok/eclipse/handlers/EclipseHandlerUtil.java | 3 ++- 1 file changed, 2 insertions(+), 1 deletion(-) (limited to 'src') diff --git a/src/core/lombok/eclipse/handlers/EclipseHandlerUtil.java b/src/core/lombok/eclipse/handlers/EclipseHandlerUtil.java index 1e791341..257f5cec 100644 --- a/src/core/lombok/eclipse/handlers/EclipseHandlerUtil.java +++ b/src/core/lombok/eclipse/handlers/EclipseHandlerUtil.java @@ -114,6 +114,7 @@ import org.eclipse.jdt.internal.compiler.classfmt.ClassFileConstants; import org.eclipse.jdt.internal.compiler.lookup.Binding; import org.eclipse.jdt.internal.compiler.lookup.CaptureBinding; import org.eclipse.jdt.internal.compiler.lookup.ParameterizedTypeBinding; +import org.eclipse.jdt.internal.compiler.lookup.RawTypeBinding; import org.eclipse.jdt.internal.compiler.lookup.ReferenceBinding; import org.eclipse.jdt.internal.compiler.lookup.TypeBinding; import org.eclipse.jdt.internal.compiler.lookup.TypeConstants; @@ -965,7 +966,7 @@ public class EclipseHandlerUtil { // Finally, add however many nullTypeArgument[] arrays as that are missing, inverse the list, toArray it, and use that as PTR's typeArgument argument. List params = new ArrayList(); - /* Calculate generics */ { + /* Calculate generics */ if(!(binding instanceof RawTypeBinding)) { TypeBinding b = binding; while (true) { boolean isFinalStop = b.isLocalType() || !b.isMemberType() || b.enclosingType() == null; -- cgit From 2704f073aad6deb362707e0311b6275cde7c5e1a Mon Sep 17 00:00:00 2001 From: Reinier Zwitserloot Date: Tue, 21 May 2019 23:20:00 +0200 Subject: Code review + mention in changelog for the improvement to val handling vs. lambdas and conditional (ternary) expressions. --- src/core/lombok/eclipse/handlers/EclipseHandlerUtil.java | 4 ++-- src/eclipseAgent/lombok/eclipse/agent/PatchVal.java | 6 +++--- 2 files changed, 5 insertions(+), 5 deletions(-) (limited to 'src') diff --git a/src/core/lombok/eclipse/handlers/EclipseHandlerUtil.java b/src/core/lombok/eclipse/handlers/EclipseHandlerUtil.java index 257f5cec..463990d1 100644 --- a/src/core/lombok/eclipse/handlers/EclipseHandlerUtil.java +++ b/src/core/lombok/eclipse/handlers/EclipseHandlerUtil.java @@ -845,7 +845,6 @@ public class EclipseHandlerUtil { } public static TypeReference makeType(TypeBinding binding, ASTNode pos, boolean allowCompound) { - if (binding.getClass() == EclipseReflectiveMembers.INTERSECTION_BINDING) { Object[] arr = (Object[]) EclipseReflectiveMembers.reflect(EclipseReflectiveMembers.INTERSECTION_BINDING_TYPES, binding); binding = (TypeBinding) arr[0]; @@ -966,7 +965,8 @@ public class EclipseHandlerUtil { // Finally, add however many nullTypeArgument[] arrays as that are missing, inverse the list, toArray it, and use that as PTR's typeArgument argument. List params = new ArrayList(); - /* Calculate generics */ if(!(binding instanceof RawTypeBinding)) { + /* Calculate generics */ + if (!(binding instanceof RawTypeBinding)) { TypeBinding b = binding; while (true) { boolean isFinalStop = b.isLocalType() || !b.isMemberType() || b.enclosingType() == null; diff --git a/src/eclipseAgent/lombok/eclipse/agent/PatchVal.java b/src/eclipseAgent/lombok/eclipse/agent/PatchVal.java index 832a25e3..c0c2cea6 100644 --- a/src/eclipseAgent/lombok/eclipse/agent/PatchVal.java +++ b/src/eclipseAgent/lombok/eclipse/agent/PatchVal.java @@ -1,16 +1,16 @@ /* * Copyright (C) 2010-2019 The Project Lombok Authors. - * + * * Permission is hereby granted, free of charge, to any person obtaining a copy * of this software and associated documentation files (the "Software"), to deal * in the Software without restriction, including without limitation the rights * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell * copies of the Software, and to permit persons to whom the Software is * furnished to do so, subject to the following conditions: - * + * * The above copyright notice and this permission notice shall be included in * all copies or substantial portions of the Software. - * + * * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE -- cgit