ExprAstFilter Class Reference

Class representing a filter in the AST. More...

Inheritance diagram for ExprAstFilter:

Public Member Functions
	ExprAstFilter (const char *name, ExprAst *arg)
	~ExprAstFilter ()
const QCString &	name () const
TemplateVariant	apply (const TemplateVariant &v, TemplateContext *c)
Public Member Functions inherited from ExprAst
virtual	~ExprAst ()
virtual TemplateVariant	resolve (TemplateContext *)

Private Attributes
QCString	m_name
ExprAst *	m_arg

Detailed Description

Class representing a filter in the AST.

Definition at line 1505 of file template.cpp.

Constructor & Destructor Documentation

ExprAstFilter::ExprAstFilter ( const char *  name, ExprAst *  arg  )

inline

Definition at line 1508 of file template.cpp.

References TRACE.

                                                 : m_name(name), m_arg(arg)
    { TRACE(("ExprAstFilter(%s)\n",name)); }

ExprAstFilter::~ExprAstFilter ( )

inline

Definition at line 1510 of file template.cpp.

References m_arg.

{ delete m_arg; }

Member Function Documentation

TemplateVariant ExprAstFilter::apply ( const TemplateVariant &  v, TemplateContext *  c  )

inline

Definition at line 1512 of file template.cpp.

References TemplateFilterFactory::apply(), TemplateFilterFactory::instance(), TemplateContextImpl::line(), m_arg, m_name, ExprAst::resolve(), TemplateContextImpl::templateName(), TemplateVariant::toString(), TRACE, TemplateVariant::type(), and TemplateContextImpl::warn().

Referenced by ExprAstFilterAppl::resolve().

    {
      TemplateContextImpl *ci = dynamic_cast<TemplateContextImpl*>(c);
      if (ci==0) return v; // should not happen
      TRACE(("Applying filter '%s' to '%s' (type=%d)\n",m_name.data(),v.toString().data(),v.type()));
      TemplateVariant arg;
      if (m_arg) arg = m_arg->resolve(c);
      bool ok;
      TemplateVariant result = TemplateFilterFactory::instance()->apply(m_name,v,arg,ok);
      if (!ok)
      {
        ci->warn(ci->templateName(),ci->line(),"unknown filter '%s'",m_name.data());
      }
      return result;
    }

const QCString& ExprAstFilter::name ( ) const

inline

Definition at line 1511 of file template.cpp.

References m_name.

{ return m_name; }

Member Data Documentation

ExprAst* ExprAstFilter::m_arg

private

Definition at line 1529 of file template.cpp.

Referenced by apply(), and ~ExprAstFilter().

QCString ExprAstFilter::m_name

private

Definition at line 1528 of file template.cpp.

Referenced by apply(), and name().

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The documentation for this class was generated from the following file:

• template.cpp