Deukhoofd/PorygonLang
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Implements indexing with period identifier style (`foo.bar`)
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Deukhoofd
2019-06-17 15:45:33 +02:00
parent d06b04cae9
commit d91caa7f32
17 changed files with 207 additions and 32 deletions
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12
src/Evaluator/Evaluator.cpp
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@@ -135,6 +135,7 @@ shared_ptr<NumericEvalValue> Evaluator::EvaluateIntegerExpression(const BoundExp
case BoundExpressionKind::Variable: return dynamic_pointer_cast<NumericEvalValue>(this->GetVariable((BoundVariableExpression*)expression));
case BoundExpressionKind ::FunctionCall: return dynamic_pointer_cast<NumericEvalValue>(this->EvaluateFunctionCallExpression(expression));
case BoundExpressionKind ::Index: return dynamic_pointer_cast<NumericEvalValue>(this->EvaluateIndexExpression(expression));
case BoundExpressionKind ::PeriodIndex: return dynamic_pointer_cast<NumericEvalValue>(this->EvaluatePeriodIndexExpression(expression));
case BoundExpressionKind ::LiteralString:
case BoundExpressionKind ::LiteralBool:
@@ -153,6 +154,7 @@ shared_ptr<BooleanEvalValue> Evaluator::EvaluateBoolExpression(const BoundExpres
case BoundExpressionKind::Variable: return dynamic_pointer_cast<BooleanEvalValue>(this->GetVariable((BoundVariableExpression*)expression));
case BoundExpressionKind ::FunctionCall: return dynamic_pointer_cast<BooleanEvalValue>(this->EvaluateFunctionCallExpression(expression));
case BoundExpressionKind ::Index: return dynamic_pointer_cast<BooleanEvalValue>(this->EvaluateIndexExpression(expression));
case BoundExpressionKind ::PeriodIndex: return dynamic_pointer_cast<BooleanEvalValue>(this->EvaluatePeriodIndexExpression(expression));
case BoundExpressionKind::Bad:
case BoundExpressionKind::LiteralInteger:
@@ -174,6 +176,7 @@ shared_ptr<StringEvalValue> Evaluator::EvaluateStringExpression(const BoundExpre
case BoundExpressionKind::Variable: return dynamic_pointer_cast<StringEvalValue>(this->GetVariable((BoundVariableExpression*)expression));
case BoundExpressionKind ::FunctionCall: return dynamic_pointer_cast<StringEvalValue>(this->EvaluateFunctionCallExpression(expression));
case BoundExpressionKind ::Index: return dynamic_pointer_cast<StringEvalValue>(this->EvaluateIndexExpression(expression));
case BoundExpressionKind ::PeriodIndex: return dynamic_pointer_cast<StringEvalValue>(this->EvaluatePeriodIndexExpression(expression));
case BoundExpressionKind::Bad:
case BoundExpressionKind::LiteralInteger:
@@ -191,6 +194,7 @@ shared_ptr<EvalValue> Evaluator::EvaluateFunctionExpression(const BoundExpressio
switch (expression->GetKind()){
case BoundExpressionKind ::Variable: return this->GetVariable((BoundVariableExpression*)expression);
case BoundExpressionKind ::Index: return this->EvaluateIndexExpression(expression);
case BoundExpressionKind ::PeriodIndex: return this->EvaluatePeriodIndexExpression(expression);
default: throw;
}
}
@@ -210,6 +214,7 @@ shared_ptr<EvalValue> Evaluator::EvaluateTableExpression(const BoundExpression *
case BoundExpressionKind ::Index: return this->EvaluateIndexExpression(expression);
case BoundExpressionKind ::NumericalTable: return this-> EvaluateNumericTableExpression(expression);
case BoundExpressionKind ::Table: return this -> EvaluateComplexTableExpression(expression);
case BoundExpressionKind ::PeriodIndex: return this->EvaluatePeriodIndexExpression(expression);
default:
throw;
}
@@ -276,6 +281,13 @@ shared_ptr<EvalValue> Evaluator::EvaluateIndexExpression(const BoundExpression *
return indexable -> IndexValue(index.get()) -> Clone();
}
shared_ptr<EvalValue> Evaluator::EvaluatePeriodIndexExpression(const BoundExpression *expression) {
auto indexExpression = (BoundPeriodIndexExpression*)expression;
auto index = indexExpression -> GetIndex().GetHash();
auto indexable = this -> EvaluateExpression(indexExpression->GetIndexableExpression());
return indexable -> IndexValue(index) -> Clone();
}
shared_ptr<EvalValue> Evaluator::EvaluateNumericTableExpression(const BoundExpression *expression) {
auto tableExpression = (BoundNumericalTableExpression*)expression;
auto valueExpressions = tableExpression->GetExpressions();