mirror of
https://github.com/polserver/polserver
synced 2026-08-13 08:23:08 -04:00
1463b76c7c
* all except pol * pol and includes under defines * something weird has happened * remove own folder from include searchpath * fixed remaining, adapted include style for external headers * missing include
68 lines
1.6 KiB
C++
68 lines
1.6 KiB
C++
#include "bscript/compiler/analyzer/FlowControlScopes.h"
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#include "bscript/compiler/Report.h"
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#include "bscript/compiler/analyzer/FlowControlScope.h"
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namespace Pol::Bscript::Compiler
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{
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FlowControlScopes::FlowControlScopes( const Variables& local_variables, Report& report )
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: current_unnamed_scope( nullptr ),
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named_scopes(),
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local_variables( local_variables ),
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report( report )
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{
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}
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const FlowControlScope* FlowControlScopes::find( const std::string& name )
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{
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if ( name.empty() )
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{
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return current_unnamed_scope;
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}
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auto itr = named_scopes.find( name );
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if ( itr != named_scopes.end() )
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{
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return ( *itr ).second;
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}
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return nullptr;
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}
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bool FlowControlScopes::any() const
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{
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return current_unnamed_scope != nullptr;
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}
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void FlowControlScopes::push( const FlowControlScope* scope )
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{
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current_unnamed_scope = scope;
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if ( !scope->name.empty() )
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{
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auto ins = named_scopes.insert( { scope->name, scope } );
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if ( !ins.second )
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{
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report.error( scope->source_location,
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"A statement with label '{}' is already in scope.\n"
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" See also: {}",
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scope->name, ( *ins.first ).second->source_location );
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}
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}
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}
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void FlowControlScopes::pop( const FlowControlScope* scope )
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{
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if ( scope != current_unnamed_scope )
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{
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scope->source_location.internal_error(
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"current_unnamed_scope does not match scope being popped" );
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}
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current_unnamed_scope = scope->parent_scope;
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if ( !scope->name.empty() )
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named_scopes.erase( scope->name );
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}
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} // namespace Pol::Bscript::Compiler
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