private void visitFunc(IASTFunctionDefinition declaration) throws BadLocationException {
IASTStatement body = declaration.getBody();
if (!(body instanceof IASTCompoundStatement)) return;
// starting a function empties the stack... (which should already be empty on good flow)
_scopeStack.clear();
IASTFileLocation location = body.getFileLocation();
int endLoc = location.getNodeOffset() + location.getNodeLength() - 1;
IASTFunctionDeclarator declerator = declaration.getDeclarator();
int startLoc = declerator.getFileLocation().getNodeOffset();
StringBuffer hint = new StringBuffer();
hint.append(declerator.getName().getRawSignature());
/* TODO: specific params: exclude function parameters (show only the name) */
hint.append("( "); // $NON-NLS-1$
IASTNode[] decChildren = declerator.getChildren();
boolean firstParam = true;
for (int i = 0; i < decChildren.length; i++) {
IASTNode node = decChildren[i];
if (node instanceof IASTParameterDeclaration) {
IASTParameterDeclaration param = (IASTParameterDeclaration) node;
if (firstParam) firstParam = false;
else hint.append(", "); // $NON-NLS-1$
hint.append(param.getDeclarator().getName());
}
}
hint.append(" )"); // $NON-NLS-1$
_container.add(new Hint("function", startLoc, endLoc, hint.toString())); // $NON-NLS-1$
}
/*
* @see org.eclipse.cdt.core.dom.ast.ASTVisitor#visit(org.eclipse.cdt.core.dom.ast.IASTDeclaration)
*/
@Override
public int visit(IASTDeclaration node) {
boolean isTemplateDecl = isTemplateDecl(node);
final int startOffset =
isTemplateDecl ? getStartOffset(node.getParent()) : getStartOffset(node);
final int endOffset = getEndOffset(node);
if (node instanceof IASTFunctionDefinition) {
IASTFunctionDefinition functionDef = (IASTFunctionDefinition) node;
final int nodeType;
if (inClassBody()) {
nodeType = isTemplateDecl ? ICElement.C_TEMPLATE_METHOD : ICElement.C_METHOD;
} else {
nodeType = isTemplateDecl ? ICElement.C_TEMPLATE_FUNCTION : ICElement.C_FUNCTION;
}
push(nodeType, getDeclaratorName(functionDef.getDeclarator()), startOffset);
pop(endOffset);
return PROCESS_SKIP;
} else if (node instanceof IASTSimpleDeclaration) {
IASTSimpleDeclaration simpleDecl = (IASTSimpleDeclaration) node;
IASTDeclSpecifier declSpec = simpleDecl.getDeclSpecifier();
if (declSpec instanceof ICPPASTCompositeTypeSpecifier) {
ICPPASTCompositeTypeSpecifier compositeTypeSpec = (ICPPASTCompositeTypeSpecifier) declSpec;
final String nodeName = getTypeName(compositeTypeSpec);
final int nodeType;
switch (compositeTypeSpec.getKey()) {
case IASTCompositeTypeSpecifier.k_struct:
nodeType = isTemplateDecl ? ICElement.C_TEMPLATE_STRUCT : ICElement.C_STRUCT;
break;
case IASTCompositeTypeSpecifier.k_union:
nodeType = isTemplateDecl ? ICElement.C_TEMPLATE_UNION : ICElement.C_UNION;
break;
case ICPPASTCompositeTypeSpecifier.k_class:
nodeType = isTemplateDecl ? ICElement.C_TEMPLATE_CLASS : ICElement.C_CLASS;
break;
default:
assert false : "Unexpected composite type specifier"; // $NON-NLS-1$
return PROCESS_CONTINUE;
}
push(nodeType, nodeName, startOffset);
} else if (declSpec instanceof IASTEnumerationSpecifier) {
IASTEnumerationSpecifier enumSpecifier = (IASTEnumerationSpecifier) declSpec;
push(ICElement.C_ENUMERATION, getEnumerationName(enumSpecifier), startOffset);
} else {
IASTDeclarator[] declarators = simpleDecl.getDeclarators();
for (int i = 0; i < declarators.length; i++) {
IASTDeclarator declarator = declarators[i];
int declStartOffset = declarators.length == 1 ? startOffset : getStartOffset(declarator);
int declEndOffset = declarators.length == 1 ? endOffset : getEndOffset(declarator);
final String nodeName = getDeclaratorName(declarator);
if (declSpec.getStorageClass() == IASTDeclSpecifier.sc_typedef) {
push(ICElement.C_TYPEDEF, nodeName, declStartOffset);
pop(declEndOffset);
} else if (declarator instanceof IASTFunctionDeclarator
&& !hasNestedPointerOperators(declarator)) {
final int nodeType;
if (inClassBody()) {
nodeType =
isTemplateDecl
? ICElement.C_TEMPLATE_METHOD_DECLARATION
: ICElement.C_METHOD_DECLARATION;
} else {
nodeType =
isTemplateDecl
? ICElement.C_TEMPLATE_FUNCTION_DECLARATION
: ICElement.C_FUNCTION_DECLARATION;
}
push(nodeType, nodeName, declStartOffset);
pop(declEndOffset);
} else if (declarator != null) {
final int nodeType;
if (inClassBody()) {
nodeType = ICElement.C_FIELD;
} else {
if (declSpec.getStorageClass() == IASTDeclSpecifier.sc_extern) {
nodeType = ICElement.C_VARIABLE_DECLARATION;
} else {
nodeType = isTemplateDecl ? ICElement.C_TEMPLATE_VARIABLE : ICElement.C_VARIABLE;
}
}
push(nodeType, nodeName, declStartOffset);
pop(declEndOffset);
}
}
}
} else if (node instanceof IASTASMDeclaration) {
// ignored
} else if (node instanceof ICPPASTVisibilityLabel) {
// ignored
} else if (node instanceof ICPPASTNamespaceDefinition) {
// handled below
} else if (node instanceof ICPPASTNamespaceAlias) {
// ignored
} else if (node instanceof ICPPASTUsingDeclaration) {
ICPPASTUsingDeclaration usingDecl = (ICPPASTUsingDeclaration) node;
push(ICElement.C_USING, ASTStringUtil.getQualifiedName(usingDecl.getName()), startOffset);
pop(endOffset);
} else if (node instanceof ICPPASTUsingDirective) {
ICPPASTUsingDirective usingDirective = (ICPPASTUsingDirective) node;
push(
ICElement.C_USING,
ASTStringUtil.getQualifiedName(usingDirective.getQualifiedName()),
startOffset);
pop(endOffset);
} else if (node instanceof ICPPASTLinkageSpecification) {
// declarations get flattened
} else if (node instanceof ICPPASTTemplateDeclaration) {
// handled at child declaration level
} else if (node instanceof ICPPASTTemplateSpecialization) {
// ignored
} else if (node instanceof ICPPASTExplicitTemplateInstantiation) {
// ignored
} else if (node instanceof IASTProblemDeclaration) {
// ignored
}
return super.visit(node);
}
