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Fixes #1676 at least for eclipse: You can now use java10 var in an eclipse that supports this, without lombok getting in the way.

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Reinier Zwitserloot committed 2018-06-05 01:02:16 +02:00
1 parent 6e0f7eca3d
commit 21b415df8b
2 files changed
+81 -15
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src/eclipseAgent/lombok/eclipse/agent/PatchVal.java
+71 -6
View File
@@ -21,9 +21,11 @@
*/
package lombok.eclipse.agent;
import org.eclipse.jdt.internal.compiler.ast.ASTNode;
import org.eclipse.jdt.internal.compiler.ast.Annotation;
import org.eclipse.jdt.internal.compiler.ast.Expression;
import org.eclipse.jdt.internal.compiler.ast.ForeachStatement;
import org.eclipse.jdt.internal.compiler.ast.ImportReference;
import org.eclipse.jdt.internal.compiler.ast.LocalDeclaration;
import org.eclipse.jdt.internal.compiler.ast.QualifiedTypeReference;
import org.eclipse.jdt.internal.compiler.ast.SingleTypeReference;
@@ -32,8 +34,11 @@ import org.eclipse.jdt.internal.compiler.classfmt.ClassFileConstants;
import org.eclipse.jdt.internal.compiler.lookup.ArrayBinding;
import org.eclipse.jdt.internal.compiler.lookup.Binding;
import org.eclipse.jdt.internal.compiler.lookup.BlockScope;
import org.eclipse.jdt.internal.compiler.lookup.CompilationUnitScope;
import org.eclipse.jdt.internal.compiler.lookup.ImportBinding;
import org.eclipse.jdt.internal.compiler.lookup.ParameterizedTypeBinding;
import org.eclipse.jdt.internal.compiler.lookup.ReferenceBinding;
import org.eclipse.jdt.internal.compiler.lookup.Scope;
import org.eclipse.jdt.internal.compiler.lookup.TypeBinding;
import org.eclipse.jdt.internal.compiler.lookup.TypeConstants;
import org.eclipse.jdt.internal.compiler.lookup.TypeIds;
@@ -84,11 +89,28 @@ public class PatchVal {
return true;
}
public static boolean couldBe(String key, TypeReference ref) {
public static boolean couldBe(ImportBinding[] imports, String key, TypeReference ref) {
String[] keyParts = key.split("\\.");
if (ref instanceof SingleTypeReference) {
char[] token = ((SingleTypeReference)ref).token;
return matches(keyParts[keyParts.length - 1], token);
if (!matches(keyParts[keyParts.length - 1], token)) return false;
if (imports == null) return true;
top:
for (ImportBinding ib : imports) {
ImportReference ir = ib.reference;
if (ir == null) continue;
if (ir.isStatic()) continue;
boolean star = ((ir.bits & ASTNode.OnDemand) != 0);
int len = keyParts.length - (star ? 1 : 0);
char[][] t = ir.tokens;
if (len != t.length) continue;
for (int i = 0; i < len; i++) {
if (keyParts[i].length() != t[i].length) continue top;
for (int j = 0; j < t[i].length; j++) if (keyParts[i].charAt(j) != t[i][j]) continue top;
}
return true;
}
return false;
}
if (ref instanceof QualifiedTypeReference) {
@@ -104,10 +126,53 @@ public class PatchVal {
return false;
}
public static boolean couldBe(ImportReference[] imports, String key, TypeReference ref) {
String[] keyParts = key.split("\\.");
if (ref instanceof SingleTypeReference) {
char[] token = ((SingleTypeReference)ref).token;
if (!matches(keyParts[keyParts.length - 1], token)) return false;
if (imports == null) return true;
top:
for (ImportReference ir : imports) {
if (ir.isStatic()) continue;
boolean star = ((ir.bits & ASTNode.OnDemand) != 0);
int len = keyParts.length - (star ? 1 : 0);
char[][] t = ir.tokens;
if (len != t.length) continue;
for (int i = 0; i < len; i++) {
if (keyParts[i].length() != t[i].length) continue top;
for (int j = 0; j < t[i].length; j++) if (keyParts[i].charAt(j) != t[i][j]) continue top;
}
return true;
}
return false;
}
if (ref instanceof QualifiedTypeReference) {
char[][] tokens = ((QualifiedTypeReference)ref).tokens;
if (keyParts.length != tokens.length) return false;
for(int i = 0; i < tokens.length; ++i) {
String part = keyParts[i];
char[] token = tokens[i];
if (!matches(part, token)) return false;
}
return true;
}
return false;
}
private static boolean is(TypeReference ref, BlockScope scope, String key) {
if (!couldBe(key, ref)) return false;
Scope s = scope.parent;
while (s != null && !(s instanceof CompilationUnitScope)) {
Scope ns = s.parent;
s = ns == s ? null : ns;
}
ImportBinding[] imports = null;
if (s instanceof CompilationUnitScope) imports = ((CompilationUnitScope) s).imports;
if (!couldBe(imports, key, ref)) return false;
TypeBinding resolvedType = ref.resolvedType;
if (resolvedType == null) resolvedType = ref.resolveType(scope, false);
if (resolvedType == null) return false;
@@ -224,7 +289,7 @@ public class PatchVal {
boolean val = isVal(forEach.elementVariable, scope);
boolean var = isVar(forEach.elementVariable, scope);
if (!(val || var)) return false;
if (!(val || var)) return false;
TypeBinding component = getForEachComponentType(forEach.collection, scope);
if (component == null) return false;
src/eclipseAgent/lombok/eclipse/agent/PatchValEclipse.java
+10 -9
View File
@@ -45,6 +45,7 @@ import org.eclipse.jdt.internal.compiler.ast.ASTNode;
import org.eclipse.jdt.internal.compiler.ast.AbstractVariableDeclaration;
import org.eclipse.jdt.internal.compiler.ast.Annotation;
import org.eclipse.jdt.internal.compiler.ast.ForeachStatement;
import org.eclipse.jdt.internal.compiler.ast.ImportReference;
import org.eclipse.jdt.internal.compiler.ast.LocalDeclaration;
import org.eclipse.jdt.internal.compiler.ast.SingleTypeReference;
import org.eclipse.jdt.internal.compiler.ast.TypeReference;
@@ -66,8 +67,8 @@ public class PatchValEclipse {
ForeachStatement foreachDecl = (ForeachStatement) astStack[astPtr];
ASTNode init = foreachDecl.collection;
if (init == null) return;
boolean val = couldBeVal(foreachDecl.elementVariable.type);
boolean var = couldBeVar(foreachDecl.elementVariable.type);
boolean val = couldBeVal(parser == null ? null : parser.compilationUnit == null ? null : parser.compilationUnit.imports, foreachDecl.elementVariable.type);
boolean var = couldBeVar(parser == null ? null : parser.compilationUnit == null ? null : parser.compilationUnit.imports, foreachDecl.elementVariable.type);
if (foreachDecl.elementVariable == null || !(val || var)) return;
try {
@@ -91,8 +92,8 @@ public class PatchValEclipse {
if (!(variableDecl instanceof LocalDeclaration)) return;
ASTNode init = variableDecl.initialization;
if (init == null) return;
boolean val = couldBeVal(variableDecl.type);
boolean var = couldBeVar(variableDecl.type);
boolean val = couldBeVal(parser == null ? null : parser.compilationUnit == null ? null : parser.compilationUnit.imports, variableDecl.type);
boolean var = couldBeVar(parser == null ? null : parser.compilationUnit == null ? null : parser.compilationUnit.imports, variableDecl.type);
if (!(val || var)) return;
try {
@@ -102,8 +103,8 @@ public class PatchValEclipse {
}
}
private static boolean couldBeVar(TypeReference type) {
return PatchVal.couldBe("lombok.experimental.var", type) || PatchVal.couldBe("lombok.var", type);
private static boolean couldBeVar(ImportReference[] imports, TypeReference type) {
return PatchVal.couldBe(imports, "lombok.experimental.var", type) || PatchVal.couldBe(imports, "lombok.var", type);
}
public static void addFinalAndValAnnotationToSingleVariableDeclaration(Object converter, SingleVariableDeclaration out, LocalDeclaration in) {
@@ -124,7 +125,7 @@ public class PatchValEclipse {
Annotation valAnnotation = null;
for (Annotation ann : in.annotations) {
if (couldBeVal(ann.type)) {
if (couldBeVal(null, ann.type)) {
found = true;
valAnnotation = ann;
break;
@@ -176,8 +177,8 @@ public class PatchValEclipse {
}
}
private static boolean couldBeVal(TypeReference type) {
return PatchVal.couldBe("lombok.val", type);
private static boolean couldBeVal(ImportReference[] imports, TypeReference type) {
return PatchVal.couldBe(imports, "lombok.val", type);
}
public static Modifier createModifier(AST ast, ModifierKeyword keyword, int start, int end) {