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| ****************************************************************************/ |
| #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/qtqmlcompilerglobal_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> |
| #include <QScopedValueRollback> |
| |
| QT_BEGIN_NAMESPACE |
| |
| namespace QV4 { |
| |
| namespace Moth { |
| struct Instruction; |
| } |
| |
| namespace CompiledData { |
| struct CompilationUnit; |
| } |
| |
| namespace Compiler { |
| |
| class Codegen; |
| |
| class ScanFunctions: protected QQmlJS::AST::Visitor |
| { |
| typedef QScopedValueRollback<bool> TemporaryBoolAssignment; |
| public: |
| ScanFunctions(Codegen *cg, const QString &sourceCode, ContextType defaultProgramType); |
| void operator()(QQmlJS::AST::Node *node); |
| |
| void enterGlobalEnvironment(ContextType compilationMode); |
| void enterEnvironment(QQmlJS::AST::Node *node, ContextType compilationMode, |
| const QString &name); |
| void leaveEnvironment(); |
| |
| void enterQmlFunction(QQmlJS::AST::FunctionExpression *ast) |
| { enterFunction(ast, false); } |
| |
| protected: |
| using Visitor::visit; |
| using Visitor::endVisit; |
| |
| void checkDirectivePrologue(QQmlJS::AST::StatementList *ast); |
| |
| void checkName(const QStringRef &name, const QQmlJS::SourceLocation &loc); |
| |
| bool visit(QQmlJS::AST::Program *ast) override; |
| void endVisit(QQmlJS::AST::Program *) override; |
| |
| bool visit(QQmlJS::AST::ESModule *ast) override; |
| void endVisit(QQmlJS::AST::ESModule *) override; |
| |
| bool visit(QQmlJS::AST::ExportDeclaration *declaration) override; |
| bool visit(QQmlJS::AST::ImportDeclaration *declaration) override; |
| |
| bool visit(QQmlJS::AST::CallExpression *ast) override; |
| bool visit(QQmlJS::AST::PatternElement *ast) override; |
| bool visit(QQmlJS::AST::IdentifierExpression *ast) override; |
| bool visit(QQmlJS::AST::ExpressionStatement *ast) override; |
| bool visit(QQmlJS::AST::FunctionExpression *ast) override; |
| bool visit(QQmlJS::AST::TemplateLiteral *ast) override; |
| bool visit(QQmlJS::AST::SuperLiteral *) override; |
| bool visit(QQmlJS::AST::FieldMemberExpression *) override; |
| bool visit(QQmlJS::AST::ArrayPattern *) override; |
| |
| bool enterFunction(QQmlJS::AST::FunctionExpression *ast, bool enterName); |
| |
| void endVisit(QQmlJS::AST::FunctionExpression *) override; |
| |
| bool visit(QQmlJS::AST::ObjectPattern *ast) override; |
| |
| bool visit(QQmlJS::AST::PatternProperty *ast) override; |
| void endVisit(QQmlJS::AST::PatternProperty *) override; |
| |
| bool visit(QQmlJS::AST::FunctionDeclaration *ast) override; |
| void endVisit(QQmlJS::AST::FunctionDeclaration *) override; |
| |
| bool visit(QQmlJS::AST::ClassExpression *ast) override; |
| void endVisit(QQmlJS::AST::ClassExpression *) override; |
| |
| bool visit(QQmlJS::AST::ClassDeclaration *ast) override; |
| void endVisit(QQmlJS::AST::ClassDeclaration *) override; |
| |
| bool visit(QQmlJS::AST::DoWhileStatement *ast) override; |
| bool visit(QQmlJS::AST::ForStatement *ast) override; |
| void endVisit(QQmlJS::AST::ForStatement *) override; |
| bool visit(QQmlJS::AST::ForEachStatement *ast) override; |
| void endVisit(QQmlJS::AST::ForEachStatement *) override; |
| |
| bool visit(QQmlJS::AST::ThisExpression *ast) override; |
| |
| bool visit(QQmlJS::AST::Block *ast) override; |
| void endVisit(QQmlJS::AST::Block *ast) override; |
| |
| bool visit(QQmlJS::AST::CaseBlock *ast) override; |
| void endVisit(QQmlJS::AST::CaseBlock *ast) override; |
| |
| bool visit(QQmlJS::AST::Catch *ast) override; |
| void endVisit(QQmlJS::AST::Catch *ast) override; |
| |
| bool visit(QQmlJS::AST::WithStatement *ast) override; |
| void endVisit(QQmlJS::AST::WithStatement *ast) override; |
| |
| void throwRecursionDepthError() override; |
| |
| protected: |
| bool enterFunction(QQmlJS::AST::Node *ast, const QString &name, |
| QQmlJS::AST::FormalParameterList *formals, |
| QQmlJS::AST::StatementList *body, bool enterName); |
| |
| void calcEscapingVariables(); |
| // fields: |
| Codegen *_cg; |
| const QString _sourceCode; |
| Context *_context; |
| QStack<Context *> _contextStack; |
| |
| bool _allowFuncDecls; |
| ContextType defaultProgramType; |
| |
| private: |
| static constexpr QQmlJS::AST::Node *astNodeForGlobalEnvironment = nullptr; |
| }; |
| |
| } |
| |
| } |
| |
| QT_END_NAMESPACE |
| |
| #endif // QV4CODEGEN_P_H |