diff options
Diffstat (limited to 'CIAO/CCF/CCF/IDL2/SemanticAction/Impl/Interface.cpp')
| -rw-r--r-- | CIAO/CCF/CCF/IDL2/SemanticAction/Impl/Interface.cpp | 260 |
1 files changed, 260 insertions, 0 deletions
diff --git a/CIAO/CCF/CCF/IDL2/SemanticAction/Impl/Interface.cpp b/CIAO/CCF/CCF/IDL2/SemanticAction/Impl/Interface.cpp new file mode 100644 index 00000000000..63c5dc9d5be --- /dev/null +++ b/CIAO/CCF/CCF/IDL2/SemanticAction/Impl/Interface.cpp @@ -0,0 +1,260 @@ +// file : CCF/IDL2/SemanticAction/Impl/Interface.cpp +// author : Boris Kolpackov <boris@dre.vanderbilt.edu> +// cvs-id : $Id$ + +#include "CCF/IDL2/SemanticAction/Impl/Interface.hpp" + +#include <iostream> + +using std::cerr; +using std::endl; + +namespace CCF +{ + namespace IDL2 + { + namespace SemanticAction + { + namespace Impl + { + using namespace SemanticGraph; + + Interface:: + Interface (Context& c) + : ScopeBase<SemanticGraph::Interface> (c) + { + } + + void Interface:: + begin_abstract_def (SimpleIdentifierPtr const& id) + { + if (ctx.trace ()) cerr << "abstract interface def " << id << endl; + + qualifier_ = Qualifier::abstract; + + SimpleName name (id->lexeme ()); + + //@@ Not handling NotUnique exception. + // + if (Nameable* s = lookup (ctx.tu (), ctx.scope (), name)) + { + now (dynamic_cast<AbstractInterface&>(*s)); + } + else + { + now (ctx.tu ().new_node<AbstractInterface> ( + ctx.file (), id->line ())); + } + + ctx.tu ().new_edge<Defines> (ctx.scope (), now (), name); + } + + void Interface:: + begin_abstract_fwd (SimpleIdentifierPtr const& id) + { + if (ctx.trace ()) cerr << "abstract interface fwd " << id << endl; + + SimpleName name (id->lexeme ()); + + if (Nameable* s = lookup (ctx.tu (), ctx.scope (), name)) + { + now (dynamic_cast<AbstractInterface&>(*s)); + } + else + { + now (ctx.tu ().new_node<AbstractInterface> ( + ctx.file (), id->line ())); + } + + ctx.tu ().new_edge<Mentions> (ctx.scope (), now (), name); + } + + void Interface:: + begin_local_def (SimpleIdentifierPtr const& id) + { + if (ctx.trace ()) cerr << "local interface def " << id << endl; + + qualifier_ = Qualifier::local; + + SimpleName name (id->lexeme ()); + + if (Nameable* s = lookup (ctx.tu (), ctx.scope (), name)) + { + now (dynamic_cast<LocalInterface&>(*s)); + } + else + { + now (ctx.tu ().new_node<LocalInterface> ( + ctx.file (), id->line ())); + } + + ctx.tu ().new_edge<Defines> (ctx.scope (), now (), name); + } + + void Interface:: + begin_local_fwd (SimpleIdentifierPtr const& id) + { + if (ctx.trace ()) cerr << "local interface fwd " << id << endl; + + SimpleName name (id->lexeme ()); + + if (Nameable* s = lookup (ctx.tu (), ctx.scope (), name)) + { + now (dynamic_cast<LocalInterface&>(*s)); + } + else + { + now (ctx.tu ().new_node<LocalInterface> ( + ctx.file (), id->line ())); + } + + ctx.tu ().new_edge<Mentions> (ctx.scope (), now (), name); + } + + void Interface:: + begin_unconstrained_def (SimpleIdentifierPtr const& id) + { + if (ctx.trace ()) cerr << "unconstrained interface def " << id + << endl; + + qualifier_ = Qualifier::unconstrained; + + SimpleName name (id->lexeme ()); + + if (Nameable* s = lookup (ctx.tu (), ctx.scope (), name)) + { + now (dynamic_cast<UnconstrainedInterface&>(*s)); + } + else + { + now (ctx.tu ().new_node<UnconstrainedInterface> ( + ctx.file (), id->line ())); + } + + ctx.tu ().new_edge<Defines> (ctx.scope (), now (), name); + } + + void Interface:: + begin_unconstrained_fwd (SimpleIdentifierPtr const& id) + { + if (ctx.trace ()) cerr << "unconstrained interface fwd " << id + << endl; + + SimpleName name (id->lexeme ()); + + if (Nameable* s = lookup (ctx.tu (), ctx.scope (), name)) + { + now (dynamic_cast<UnconstrainedInterface&>(*s)); + } + else + { + now (ctx.tu ().new_node<UnconstrainedInterface> ( + ctx.file (), id->line ())); + } + + ctx.tu ().new_edge<Mentions> (ctx.scope (), now (), name); + } + + void Interface:: + inherits (IdentifierPtr const& id) + { + if (ctx.trace ()) cerr << " inherits " << id << endl; + + Name name (id->lexeme ()); + ScopedName from (ctx.scope ().scoped_name ()); + + try + { + try + { + SemanticGraph::Interface& i ( + resolve<SemanticGraph::Interface> (from, name, Flags::defined)); + + switch (qualifier_) + { + case Qualifier::abstract: + { + if (dynamic_cast<AbstractInterface*> (&i)) break; + + throw WrongType (i.scoped_name ()); + } + case Qualifier::unconstrained: + { + if (dynamic_cast<UnconstrainedInterface*> (&i) || + dynamic_cast<AbstractInterface*> (&i)) break; + + throw WrongType (i.scoped_name ()); + } + default: break; + } + + check_inheritance (now ().inherits_begin (), + now ().inherits_end (), + i); + + ctx.tu ().new_edge<Inherits> (now (), i); + ctx.tu ().new_edge<Extends> (now (), i); + } + catch (Resolve const&) + { + cerr << ctx.file () << ":" << id->line () << ": error: " + << "invalid inheritance specification" << endl; + throw; + } + } + catch (NotFound const&) + { + cerr << ctx.file () << ":" << id->line () << ": error: " + << "no interface with name \'" << name + << "\' visible from scope \'" << from << "\'" << endl; + } + catch (WrongType const&) + { + cerr << ctx.file () << ":" << id->line () << ": error: " + << "incompatible type in inheritance specification" << endl; + } + catch (NotDefined const& e) + { + cerr << ctx.file () << ":" << id->line () << ": error: " + << "attempt to inherit from forward-declared interface " + << e.name () << endl; + + cerr << ctx.file () << ":" << id->line () << ": error: " + << "inheritance from forward-declared interface is illegal" + << endl; + } + catch (AlreadyInherited const& e) + { + cerr << ctx.file () << ":" << id->line () << ": error: " + << "directly inheriting from interface \'" << e.name () + << "\' more than once is illegal" << endl; + } + } + + void Interface:: + open_scope () + { + if (ctx.trace ()) cerr << "scope open" << endl; + + push (ctx.scope ()); + ctx.scope (now ()); + } + + void Interface:: + close_scope () + { + ctx.scope (top ()); + pop (); + + if (ctx.trace ()) cerr << "scope close" << endl; + } + + void Interface:: + end () + { + if (ctx.trace ()) cerr << "end" << endl; + } + } + } + } +} |