diff options
Diffstat (limited to 'CIAO/CCF/CCF/IDL3/SemanticAction/Impl/Component.cpp')
| -rw-r--r-- | CIAO/CCF/CCF/IDL3/SemanticAction/Impl/Component.cpp | 202 |
1 files changed, 202 insertions, 0 deletions
diff --git a/CIAO/CCF/CCF/IDL3/SemanticAction/Impl/Component.cpp b/CIAO/CCF/CCF/IDL3/SemanticAction/Impl/Component.cpp new file mode 100644 index 00000000000..68cec9313ae --- /dev/null +++ b/CIAO/CCF/CCF/IDL3/SemanticAction/Impl/Component.cpp @@ -0,0 +1,202 @@ +// file : CCF/IDL3/SemanticAction/Impl/Component.cpp +// author : Boris Kolpackov <boris@dre.vanderbilt.edu> +// cvs-id : $Id$ + +#include "CCF/IDL3/SemanticAction/Impl/Component.hpp" + +#include <iostream> + +using std::cerr; +using std::endl; + +namespace CCF +{ + namespace IDL3 + { + namespace SemanticAction + { + namespace Impl + { + using namespace SemanticGraph; + + Component:: + Component (Context& c) + : ScopeBase<SemanticGraph::Component> (c) + { + } + + void Component:: + begin_def (SimpleIdentifierPtr const& id) + { + if (ctx.trace ()) cerr << "component def " << id << endl; + + SimpleName name (id->lexeme ()); + + if (Nameable* s = lookup (ctx.tu (), ctx.scope (), name)) + { + now (dynamic_cast<SemanticGraph::Component&>(*s)); + } + else + { + now (ctx.tu ().new_node<SemanticGraph::Component> ( + ctx.file (), id->line ())); + } + + ctx.tu ().new_edge<Defines> (ctx.scope (), now (), name); + } + + void Component:: + begin_fwd (SimpleIdentifierPtr const& id) + { + if (ctx.trace ()) cerr << "component fwd " << id << endl; + + SimpleName name (id->lexeme ()); + + if (Nameable* s = lookup (ctx.tu (), ctx.scope (), name)) + { + now (dynamic_cast<SemanticGraph::Component&>(*s)); + } + else + { + now (ctx.tu ().new_node<SemanticGraph::Component> ( + ctx.file (), id->line ())); + } + + ctx.tu ().new_edge<Mentions> (ctx.scope (), now (), name); + } + + void Component:: + inherits (IdentifierPtr const& id) + { + if (ctx.trace ()) cerr << " inherits " << id << endl; + + Name name (id->lexeme ()); + ScopedName from (ctx.scope ().scoped_name ()); + + try + { + try + { + SemanticGraph::Component& c ( + resolve<SemanticGraph::Component> (from, name, Flags::defined)); + + ctx.tu ().new_edge<Inherits> (now (), c); + ctx.tu ().new_edge<Extends> (now (), c); + } + catch (Resolve const&) + { + cerr << ctx.file () << ":" << id->line () << ": error: " + << "invalid inheritance specification" << endl; + throw; + } + } + catch (NotFound const&) + { + cerr << ctx.file () << ":" << id->line () << ": error: " + << "no component 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 component " + << e.name () << endl; + + cerr << ctx.file () << ":" << id->line () << ": error: " + << "inheritance from forward-declared component is illegal" + << endl; + } + } + + void Component:: + supports (IdentifierPtr const& id) + { + if (ctx.trace ()) cerr << " supports " << id << endl; + + Name name (id->lexeme ()); + ScopedName from (ctx.scope ().scoped_name ()); + + try + { + try + { + SemanticGraph::Interface& i ( + resolve<SemanticGraph::Interface> (from, name, Flags::defined)); + + check_support (now ().supports_begin (), + now ().supports_end (), + i); + + ctx.tu ().new_edge<Supports> (now (), i); + ctx.tu ().new_edge<Extends> (now (), i); + } + catch (Resolve const&) + { + cerr << ctx.file () << ":" << id->line () << ": error: " + << "invalid supports 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 supports specification" << endl; + } + catch (NotDefined const& e) + { + cerr << ctx.file () << ":" << id->line () << ": error: " + << "attempt to support forward-declared interface " + << e.name () << endl; + + cerr << ctx.file () << ":" << id->line () << ": error: " + << "support of forward-declared interface is illegal" + << endl; + } + catch (AlreadySupported const& e) + { + cerr << ctx.file () << ":" << id->line () << ": error: " + << "directly supporting interface \'" << e.name () + << "\' more than once is illegal" << endl; + } + } + + //@@ Implementation of *_scope is the same for all cases. + // + void Component:: + open_scope () + { + if (ctx.trace ()) cerr << "scope open" << endl; + + push (ctx.scope ()); + ctx.scope (now ()); + } + + void Component:: + close_scope () + { + ctx.scope (top ()); + pop (); + + if (ctx.trace ()) cerr << "scope close" << endl; + } + + void Component:: + end () + { + if (ctx.trace ()) cerr << "end" << endl; + } + } + } + } +} |