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Diffstat (limited to 'codan/org.eclipse.cdt.codan.core.cxx/src/org/eclipse/cdt/codan/core/cxx/CxxAstUtils.java')
-rw-r--r--codan/org.eclipse.cdt.codan.core.cxx/src/org/eclipse/cdt/codan/core/cxx/CxxAstUtils.java57
1 files changed, 32 insertions, 25 deletions
diff --git a/codan/org.eclipse.cdt.codan.core.cxx/src/org/eclipse/cdt/codan/core/cxx/CxxAstUtils.java b/codan/org.eclipse.cdt.codan.core.cxx/src/org/eclipse/cdt/codan/core/cxx/CxxAstUtils.java
index 0a9fc586e2f..e457ce99371 100644
--- a/codan/org.eclipse.cdt.codan.core.cxx/src/org/eclipse/cdt/codan/core/cxx/CxxAstUtils.java
+++ b/codan/org.eclipse.cdt.codan.core.cxx/src/org/eclipse/cdt/codan/core/cxx/CxxAstUtils.java
@@ -82,12 +82,12 @@ public final class CxxAstUtils {
return PROCESS_ABORT;
}
}
-
+
private static class FunctionNameFinderVisitor extends NameFinderVisitor {
{
shouldVisitExpressions = true;
}
-
+
@Override
public int visit(IASTExpression expression) {
if (expression instanceof IASTFieldReference) {
@@ -95,9 +95,9 @@ public final class CxxAstUtils {
return PROCESS_ABORT;
}
return super.visit(expression);
- }
+ }
}
-
+
private static class NoReturnImplicitCallFinder extends ASTVisitor {
boolean noReturn;
@@ -105,7 +105,7 @@ public final class CxxAstUtils {
shouldVisitImplicitNames = true;
shouldVisitImplicitDestructorNames = true;
}
-
+
@Override
public int visit(IASTName name) {
if (name instanceof IASTImplicitName) {
@@ -116,9 +116,9 @@ public final class CxxAstUtils {
}
}
return PROCESS_CONTINUE;
- }
+ }
}
-
+
// Not instantiatable. All methods are static.
private CxxAstUtils() {
}
@@ -128,7 +128,8 @@ public final class CxxAstUtils {
}
public static boolean isInMacro(IASTNode node) {
- IASTNodeSelector nodeSelector = node.getTranslationUnit().getNodeSelector(node.getTranslationUnit().getFilePath());
+ IASTNodeSelector nodeSelector = node.getTranslationUnit()
+ .getNodeSelector(node.getTranslationUnit().getFilePath());
IASTFileLocation fileLocation = node.getFileLocation();
if (fileLocation == null)
return true;
@@ -197,11 +198,12 @@ public final class CxxAstUtils {
/**
* For any BinaryExpression, guess the type from the other operand. (A good
* guess for =, ==; hard to get a better guess for others)
- *
+ *
* @return inferred type or {@code null} if couldn't infer
*/
private static IType tryInferTypeFromBinaryExpr(IASTName astName) {
- if (astName.getParent() instanceof IASTIdExpression && astName.getParent().getParent() instanceof IASTBinaryExpression) {
+ if (astName.getParent() instanceof IASTIdExpression
+ && astName.getParent().getParent() instanceof IASTBinaryExpression) {
IASTNode binaryExpr = astName.getParent().getParent();
for (IASTNode node : binaryExpr.getChildren()) {
if (node != astName.getParent()) {
@@ -216,12 +218,14 @@ public final class CxxAstUtils {
/**
* For a function call, tries to find a matching function declaration.
* Checks the argument count.
- *
+ *
* @param index the index
* @return a generated declaration or {@code null} if not suitable
*/
- private static IASTSimpleDeclaration tryInferTypeFromFunctionCall(IASTName astName, INodeFactory factory, IIndex index) {
- if (astName.getParent() instanceof IASTIdExpression && astName.getParent().getParent() instanceof IASTFunctionCallExpression
+ private static IASTSimpleDeclaration tryInferTypeFromFunctionCall(IASTName astName, INodeFactory factory,
+ IIndex index) {
+ if (astName.getParent() instanceof IASTIdExpression
+ && astName.getParent().getParent() instanceof IASTFunctionCallExpression
&& astName.getParent().getPropertyInParent() == IASTFunctionCallExpression.ARGUMENT) {
IASTFunctionCallExpression call = (IASTFunctionCallExpression) astName.getParent().getParent();
FunctionNameFinderVisitor visitor = new FunctionNameFinderVisitor();
@@ -270,7 +274,7 @@ public final class CxxAstUtils {
if (tu == null) {
continue;
}
-
+
IASTTranslationUnit ast = null;
if (astCache.containsKey(tu)) {
ast = astCache.get(tu);
@@ -278,8 +282,9 @@ public final class CxxAstUtils {
ast = tu.getAST(index, ITranslationUnit.AST_SKIP_INDEXED_HEADERS);
astCache.put(tu, ast);
}
-
- IASTName name = (IASTName) ast.getNodeSelector(null).findEnclosingNode(decl.getNodeOffset(), decl.getNodeLength());
+
+ IASTName name = (IASTName) ast.getNodeSelector(null).findEnclosingNode(decl.getNodeOffset(),
+ decl.getNodeLength());
IASTNode fdecl = name;
while (fdecl instanceof IASTName) {
fdecl = fdecl.getParent();
@@ -324,7 +329,7 @@ public final class CxxAstUtils {
public static ITranslationUnit getTranslationUnitFromIndexName(IIndexName decl) throws CoreException {
IIndexFile file = decl.getFile();
if (file != null) {
- return CoreModelUtil.findTranslationUnitForLocation(file.getLocation().getURI(), null);
+ return CoreModelUtil.findTranslationUnitForLocation(file.getLocation().getURI(), null);
}
return null;
}
@@ -332,12 +337,13 @@ public final class CxxAstUtils {
/**
* If the function definition belongs to a class, returns the class.
* Otherwise, returns {@code null}.
- *
+ *
* @param function the function definition to check
* @param index the index to use for name lookup
* @return either a type specifier or {@code null}
*/
- public static IASTCompositeTypeSpecifier getCompositeTypeFromFunction(final IASTFunctionDefinition function, final IIndex index) {
+ public static IASTCompositeTypeSpecifier getCompositeTypeFromFunction(final IASTFunctionDefinition function,
+ final IIndex index) {
// Return value to be set via visitor.
final IASTCompositeTypeSpecifier returnSpecifier[] = { null };
final HashMap<ITranslationUnit, IASTTranslationUnit> astCache = new HashMap<>();
@@ -368,15 +374,16 @@ public final class CxxAstUtils {
if (tu == null) {
continue;
}
-
+
IASTTranslationUnit ast = null;
- if(astCache.containsKey(tu)) {
+ if (astCache.containsKey(tu)) {
ast = astCache.get(tu);
} else {
ast = tu.getAST(index, ITranslationUnit.AST_SKIP_INDEXED_HEADERS);
astCache.put(tu, ast);
}
- IASTNode node = ast.getNodeSelector(null).findEnclosingNode(decl.getNodeOffset(), decl.getNodeLength());
+ IASTNode node = ast.getNodeSelector(null).findEnclosingNode(decl.getNodeOffset(),
+ decl.getNodeLength());
IASTCompositeTypeSpecifier specifier = getEnclosingCompositeTypeSpecifier(node);
if (specifier != null) {
returnSpecifier[0] = specifier;
@@ -420,7 +427,7 @@ public final class CxxAstUtils {
IASTExpression functionNameExpression = ((IASTFunctionCallExpression) expression).getFunctionNameExpression();
if (functionNameExpression instanceof IASTIdExpression) {
IASTName name = ((IASTIdExpression) functionNameExpression).getName();
-
+
IBinding binding = name.resolveBinding();
if (binding instanceof IFunction && ((IFunction) binding).isNoReturn()) {
return true;
@@ -428,14 +435,14 @@ public final class CxxAstUtils {
}
return functionNameExpression.getRawSignature().equals("exit"); //$NON-NLS-1$
}
-
+
@SuppressWarnings("restriction")
public static IType getReturnType(IASTFunctionDefinition func) {
// We could do this with public API (func.getDeclarator().getName().resolveBinding().getType()
// .getReturnType()), but that would trigger resolution of the parameter types as well,
// which is needless extra work.
if (func instanceof ICPPASTFunctionDefinition) {
- return CPPVisitor.createType(func.getDeclarator(),
+ return CPPVisitor.createType(func.getDeclarator(),
CPPVisitor.RESOLVE_PLACEHOLDERS | CPPVisitor.ONLY_RETURN_TYPE);
}
return CVisitor.createType(func.getDeclarator(), CVisitor.ONLY_RETURN_TYPE);

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