public boolean visit(CallExpression call) throws Exception {
final FieldDeclaration constantDecl = ASTUtils.getConstantDeclaration(call);
if (constantDecl != null) {
// In case we are entering a nested element
if (!declarations.empty() && declarations.peek() instanceof MethodDeclaration) {
deferredDeclarations.add(constantDecl);
return false;
}
visit(constantDecl);
} else {
int argsCount = 0;
final CallArgumentsList args = call.getArgs();
if (args != null && args.getChilds() != null) {
argsCount = args.getChilds().size();
}
fRequestor.acceptMethodReference(
call.getName(),
argsCount,
call.getCallName().sourceStart(),
call.getCallName().sourceEnd());
}
return true;
}
@Override
public boolean visitGeneral(ASTNode node) throws Exception {
if (!ACTIVE) {
return true;
}
if (node instanceof RubyRegexpExpression || node instanceof RubyDRegexpExpression) {
handleRegexp(node);
} else if (node instanceof RubySymbolReference) {
requestor.addPosition(node.sourceStart(), node.sourceEnd(), HL_SYMBOL);
} else if (node instanceof VariableReference) {
handleVariableReference((VariableReference) node);
} else if (node instanceof RubyDVarExpression) {
requestor.addPosition(node.sourceStart(), node.sourceEnd(), HL_LOCAL_VARIABLE);
} else if (node instanceof RubyDAssgnExpression) {
ASTNode var = ((RubyDAssgnExpression) node).getLeft();
requestor.addPosition(var.sourceStart(), var.sourceEnd(), HL_LOCAL_VARIABLE);
} else if (node instanceof StringLiteral) {
if (isStringLiteralNeeded(node)) {
requestor.addPosition(node.sourceStart(), node.sourceEnd(), HL_STRING);
}
} else if (node instanceof NumericLiteral
|| node instanceof FloatNumericLiteral
|| node instanceof BigNumericLiteral) {
requestor.addPosition(node.sourceStart(), node.sourceEnd(), HL_NUMBER);
} else if (node instanceof RubyEvaluatableStringExpression) {
handleEvaluatableExpression(node);
} else if (node instanceof CallExpression) {
final CallExpression call = (CallExpression) node;
if (!(RubySyntaxUtils.isRubyOperator(call.getName())
|| call.getReceiver() == null && RubyCodeScanner.isPseudoKeyword(call.getName()))) {
final SimpleReference callName = call.getCallName();
if (callName.sourceStart() >= 0 && callName.sourceEnd() > callName.sourceStart()) {
requestor.addPosition(callName.sourceStart(), callName.sourceEnd(), HL_DEFAULT);
}
}
} else if (node instanceof Declaration) {
final Declaration declaration = (Declaration) node;
requestor.addPosition(declaration.getNameStart(), declaration.getNameEnd(), HL_DEFAULT);
} else if (node instanceof RubyConstantDeclaration) {
final RubyConstantDeclaration declaration = (RubyConstantDeclaration) node;
final SimpleReference name = declaration.getName();
requestor.addPosition(name.sourceStart(), name.sourceEnd(), HL_CONST);
}
stack.push(node);
return true;
}