ADTaaron-thesisarm-ehast-experimentalcleanup-dtorsctordeferred_resndemanglerenumforall-pointer-decaygc_noraiijacob/cs343-translationjenkins-sandboxmemorynew-astnew-ast-unique-exprnew-envno_listpersistent-indexerpthread-emulationqualifiedEnumresolv-newstringwith_gc
Last change
on this file since a32b204 was
a32b204,
checked in by Peter A. Buhr <pabuhr@…>, 9 years ago
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licencing: second groups of files
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Property mode set to
100644
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File size:
1.8 KB
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Rev | Line | |
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[51b7345] | 1 | #include "NameMatcher.h" |
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| 2 | #include "NameMatcher.h" |
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| 3 | |
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| 4 | namespace Tuples { |
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| 5 | NameMatcher::NameMatcher( std::list< DeclarationWithType* > &formals ) |
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| 6 | : current( 0 ) { |
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| 7 | int cnt = 0; |
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[a32b204] | 8 | for ( std::list< DeclarationWithType *>::const_iterator f = formals.begin(); f != formals.end(); ++f ) { |
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[51b7345] | 9 | table.insert( std::pair< std::string, int >( (*f)->get_name(), cnt++ ) ); |
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| 10 | index.push_back(*f); |
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| 11 | } |
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| 12 | exprs.reserve( index.size() ); |
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| 13 | } |
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| 14 | |
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| 15 | NameMatcher::~NameMatcher() {} |
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| 16 | |
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| 17 | void NameMatcher::match( ResolvExpr::AltList &alternatives ) throw (NoMatch) { |
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[a32b204] | 18 | if ( alternatives.size() != index.size() ) |
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[51b7345] | 19 | throw NoMatch("Length of actuals and formals differ"); |
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| 20 | |
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[a32b204] | 21 | for ( ResolvExpr::AltList::const_iterator a = alternatives.begin(); a != alternatives.end(); ++a ) { |
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| 22 | if ( a->expr->get_argName() != 0 ) |
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[51b7345] | 23 | if ( NameExpr *name = dynamic_cast<NameExpr *>( a->expr->get_argName() ) ) { |
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| 24 | if ( table.find( name->get_name() ) != table.end() ) { |
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| 25 | std::cerr << "Rearranging to " << table[ name->get_name() ] << "position in the list." << std::endl; |
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| 26 | exprs[ table[ name->get_name() ] ] = &(*a); |
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| 27 | } else |
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| 28 | throw NoMatch( name->get_name() + "no such designation" ); |
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[a32b204] | 29 | } /*else if ( TupleExpr *tup = dynamic_cast<TupleExpr *>( a->expr->get_argName() ) ) |
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[51b7345] | 30 | std::cerr << "Designated expression" << std::endl; */ |
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| 31 | exprs.push_back( &(*a) ); |
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| 32 | } |
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| 33 | |
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| 34 | /*std::cerr << "In matcher/match: "; |
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| 35 | if ( exprs.size() != index.size() ) |
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| 36 | std::cerr << "exprs and index differ in length" << std::endl; |
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| 37 | else |
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| 38 | std::cerr << "is all good." << std::endl; |
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| 39 | */ |
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| 40 | } |
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| 41 | |
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| 42 | ResolvExpr::Alternative &NameMatcher::get_next() throw (NoMoreElements) { |
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[a32b204] | 43 | if ( current++ >= (int)(index.size()) ) |
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[51b7345] | 44 | throw NoMoreElements(); |
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| 45 | return *(new ResolvExpr::Alternative()); |
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| 46 | } |
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| 47 | } // namespace Tuples |
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