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/****************************************************************************
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**
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** Copyright (C) 2008-2009 Nokia Corporation and/or its subsidiary(-ies).
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** All rights reserved.
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** Contact: Nokia Corporation (qt-info@nokia.com)
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**
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** This file is part of the Qt Script Generator project on Qt Labs.
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**
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** $QT_BEGIN_LICENSE:LGPL$
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** No Commercial Usage
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** This file contains pre-release code and may not be distributed.
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** You may use this file in accordance with the terms and conditions
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** contained in the Technology Preview License Agreement accompanying
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** this package.
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**
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** GNU Lesser General Public License Usage
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** Alternatively, this file may be used under the terms of the GNU Lesser
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** General Public License version 2.1 as published by the Free Software
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** Foundation and appearing in the file LICENSE.LGPL included in the
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** packaging of this file. Please review the following information to
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** ensure the GNU Lesser General Public License version 2.1 requirements
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** will be met: http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html.
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**
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** In addition, as a special exception, Nokia gives you certain additional
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** rights. These rights are described in the Nokia Qt LGPL Exception
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** version 1.1, included in the file LGPL_EXCEPTION.txt in this package.
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**
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** If you have questions regarding the use of this file, please contact
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** Nokia at qt-info@nokia.com.
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**
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**
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**
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**
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**
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**
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**
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**
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** $QT_END_LICENSE$
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**
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****************************************************************************/
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#include "declarator_compiler.h"
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#include "name_compiler.h"
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#include "type_compiler.h"
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#include "compiler_utils.h"
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#include "lexer.h"
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#include "binder.h"
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#include "tokens.h"
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#include <qdebug.h>
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DeclaratorCompiler::DeclaratorCompiler(Binder *binder)
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: _M_binder (binder), _M_token_stream (binder->tokenStream ())
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{
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}
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void DeclaratorCompiler::run(DeclaratorAST *node)
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{
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_M_id.clear();
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_M_parameters.clear();
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_M_array.clear();
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_M_function = false;
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_M_reference = false;
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_M_variadics = false;
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_M_indirection = 0;
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if (node)
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{
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NameCompiler name_cc(_M_binder);
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DeclaratorAST *decl = node;
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while (decl && decl->sub_declarator)
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decl = decl->sub_declarator;
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Q_ASSERT (decl != 0);
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name_cc.run(decl->id);
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_M_id = name_cc.name();
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_M_function = (node->parameter_declaration_clause != 0);
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if (node->parameter_declaration_clause && node->parameter_declaration_clause->ellipsis)
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_M_variadics = true;
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visitNodes(this, node->ptr_ops);
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visit(node->parameter_declaration_clause);
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if (const ListNode<ExpressionAST*> *it = node->array_dimensions)
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{
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it->toFront();
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const ListNode<ExpressionAST*> *end = it;
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do
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{
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QString elt;
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if (ExpressionAST *expr = it->element)
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{
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const Token &start_token = _M_token_stream->token((int) expr->start_token);
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const Token &end_token = _M_token_stream->token((int) expr->end_token);
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elt += QString::fromUtf8(&start_token.text[start_token.position],
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(int) (end_token.position - start_token.position)).trimmed();
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}
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_M_array.append (elt);
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it = it->next;
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}
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while (it != end);
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}
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}
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}
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void DeclaratorCompiler::visitPtrOperator(PtrOperatorAST *node)
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{
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std::size_t op = _M_token_stream->kind(node->op);
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switch (op)
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{
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case '&':
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_M_reference = true;
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break;
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case '*':
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++_M_indirection;
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break;
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default:
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break;
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}
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if (node->mem_ptr)
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{
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#if defined(__GNUC__)
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#warning "ptr to mem -- not implemented"
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#endif
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}
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}
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void DeclaratorCompiler::visitParameterDeclaration(ParameterDeclarationAST *node)
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{
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Parameter p;
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TypeCompiler type_cc(_M_binder);
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DeclaratorCompiler decl_cc(_M_binder);
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decl_cc.run(node->declarator);
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p.name = decl_cc.id();
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p.type = CompilerUtils::typeDescription(node->type_specifier, node->declarator, _M_binder);
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// ignore case a single void parameter
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if (_M_parameters.isEmpty() && p.name.isEmpty() && p.type.toString() == "void")
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{
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return;
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}
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if (node->expression != 0)
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{
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const Token &start = _M_token_stream->token((int) node->expression->start_token);
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const Token &end = _M_token_stream->token((int) node->expression->end_token);
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int length = (int) (end.position - start.position);
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p.defaultValueExpression = QString();
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QString source = QString::fromUtf8(&start.text[start.position], length).trimmed();
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QStringList list = source.split("\n");
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for (int i=0; i<list.size(); ++i) {
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if (!list.at(i).startsWith("#"))
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p.defaultValueExpression += list.at(i).trimmed();
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}
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p.defaultValue = p.defaultValueExpression.size() > 0;
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}
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_M_parameters.append(p);
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}
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// kate: space-indent on; indent-width 2; replace-tabs on;
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