diff options
author | Lars Knoll <lars.knoll@qt.io> | 2017-07-03 07:52:13 +0200 |
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committer | Lars Knoll <lars.knoll@qt.io> | 2017-07-03 13:38:02 +0000 |
commit | 540cad8cef8c1e59859c57a8960467bea4be8ee8 (patch) | |
tree | 6247bdcefe456f95a8a9fcfd36ec0feea7c7f220 /src/qml/compiler/qv4compilerscanfunctions_p.h | |
parent | bac9b54dfb38767a34410fa55f8f46e64b458efb (diff) |
Move Codegen::ScanFunctions into it's own file
Change-Id: I2c6c2fa09bc58a26a350011f5d525ec9f4b89d7f
Reviewed-by: Simon Hausmann <simon.hausmann@qt.io>
Diffstat (limited to 'src/qml/compiler/qv4compilerscanfunctions_p.h')
-rw-r--r-- | src/qml/compiler/qv4compilerscanfunctions_p.h | 158 |
1 files changed, 158 insertions, 0 deletions
diff --git a/src/qml/compiler/qv4compilerscanfunctions_p.h b/src/qml/compiler/qv4compilerscanfunctions_p.h new file mode 100644 index 0000000000..3014cbff27 --- /dev/null +++ b/src/qml/compiler/qv4compilerscanfunctions_p.h @@ -0,0 +1,158 @@ +/**************************************************************************** +** +** Copyright (C) 2016 The Qt Company Ltd. +** Contact: https://www.qt.io/licensing/ +** +** This file is part of the QtQml module of the Qt Toolkit. +** +** $QT_BEGIN_LICENSE:LGPL$ +** Commercial License Usage +** Licensees holding valid commercial Qt licenses may use this file in +** accordance with the commercial license agreement provided with the +** Software or, alternatively, in accordance with the terms contained in +** a written agreement between you and The Qt Company. For licensing terms +** and conditions see https://www.qt.io/terms-conditions. For further +** information use the contact form at https://www.qt.io/contact-us. +** +** GNU Lesser General Public License Usage +** Alternatively, this file may be used under the terms of the GNU Lesser +** General Public License version 3 as published by the Free Software +** Foundation and appearing in the file LICENSE.LGPL3 included in the +** packaging of this file. Please review the following information to +** ensure the GNU Lesser General Public License version 3 requirements +** will be met: https://www.gnu.org/licenses/lgpl-3.0.html. +** +** GNU General Public License Usage +** Alternatively, this file may be used under the terms of the GNU +** General Public License version 2.0 or (at your option) the GNU General +** Public license version 3 or any later version approved by the KDE Free +** Qt Foundation. The licenses are as published by the Free Software +** Foundation and appearing in the file LICENSE.GPL2 and LICENSE.GPL3 +** included in the packaging of this file. Please review the following +** information to ensure the GNU General Public License requirements will +** be met: https://www.gnu.org/licenses/gpl-2.0.html and +** https://www.gnu.org/licenses/gpl-3.0.html. +** +** $QT_END_LICENSE$ +** +****************************************************************************/ +#ifndef QV4COMPILERSCANFUNCTIONS_P_H +#define QV4COMPILERSCANFUNCTIONS_P_H + +// +// W A R N I N G +// ------------- +// +// This file is not part of the Qt API. It exists purely as an +// implementation detail. This header file may change from version to +// version without notice, or even be removed. +// +// We mean it. +// + +#include "private/qv4global_p.h" +#include <private/qqmljsastvisitor_p.h> +#include <private/qqmljsast_p.h> +#include <private/qqmljsengine_p.h> +#include <private/qv4compilercontext_p.h> +#include <private/qv4util_p.h> +#include <QtCore/QStringList> +#include <QStack> + +QT_BEGIN_NAMESPACE + +using namespace QQmlJS; + +namespace QV4 { + +namespace Moth { +struct Instruction; +} + +namespace CompiledData { +struct CompilationUnit; +} + +namespace Compiler { + +class Codegen; + +class ScanFunctions: protected QQmlJS::AST::Visitor +{ + typedef QV4::TemporaryAssignment<bool> TemporaryBoolAssignment; +public: + ScanFunctions(Codegen *cg, const QString &sourceCode, CompilationMode defaultProgramMode); + void operator()(AST::Node *node); + + void enterEnvironment(AST::Node *node, CompilationMode compilationMode); + void leaveEnvironment(); + + void enterQmlScope(AST::Node *ast, const QString &name) + { enterFunction(ast, name, /*formals*/0, /*body*/0, /*expr*/0, /*isExpression*/false); } + + void enterQmlFunction(AST::FunctionDeclaration *ast) + { enterFunction(ast, false, false); } + +protected: + using Visitor::visit; + using Visitor::endVisit; + + void checkDirectivePrologue(AST::SourceElements *ast); + + void checkName(const QStringRef &name, const AST::SourceLocation &loc); + void checkForArguments(AST::FormalParameterList *parameters); + + bool visit(AST::Program *ast) override; + void endVisit(AST::Program *) override; + + bool visit(AST::CallExpression *ast) override; + bool visit(AST::NewMemberExpression *ast) override; + bool visit(AST::ArrayLiteral *ast) override; + bool visit(AST::VariableDeclaration *ast) override; + bool visit(AST::IdentifierExpression *ast) override; + bool visit(AST::ExpressionStatement *ast) override; + bool visit(AST::FunctionExpression *ast) override; + + void enterFunction(AST::FunctionExpression *ast, bool enterName, bool isExpression = true); + + void endVisit(AST::FunctionExpression *) override; + + bool visit(AST::ObjectLiteral *ast) override; + + bool visit(AST::PropertyGetterSetter *ast) override; + void endVisit(AST::PropertyGetterSetter *) override; + + bool visit(AST::FunctionDeclaration *ast) override; + void endVisit(AST::FunctionDeclaration *) override; + + bool visit(AST::WithStatement *ast) override; + + bool visit(AST::DoWhileStatement *ast) override; + bool visit(AST::ForStatement *ast) override; + bool visit(AST::LocalForStatement *ast) override; + bool visit(AST::ForEachStatement *ast) override; + bool visit(AST::LocalForEachStatement *ast) override; + bool visit(AST::ThisExpression *ast) override; + + bool visit(AST::Block *ast) override; + +protected: + void enterFunction(AST::Node *ast, const QString &name, AST::FormalParameterList *formals, AST::FunctionBody *body, AST::FunctionExpression *expr, bool isExpression); + +// fields: + Codegen *_cg; + const QString _sourceCode; + Context *_context; + QStack<Context *> _contextStack; + + bool _allowFuncDecls; + CompilationMode defaultProgramMode; +}; + +} + +} + +QT_END_NAMESPACE + +#endif // QV4CODEGEN_P_H |