Deukhoofd/PorygonLang
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Initial work on standard library
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Deukhoofd
2019-06-29 16:18:59 +02:00
parent ecfc1ae3b7
commit 24c560b52d
12 changed files with 213 additions and 22 deletions
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22
src/Binder/BoundVariables/BoundScope.cpp
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@@ -2,6 +2,7 @@
#include "BoundScope.hpp"
#include "../../StandardLibraries/StaticScope.hpp"
namespace Porygon::Binder {
BoundScope::BoundScope(map<Utilities::HashedString, BoundVariable *> *tableScope) {
@@ -40,16 +41,21 @@ namespace Porygon::Binder {
}
int BoundScope::Exists(const Utilities::HashedString& key) {
for (int i = _currentScope - 1; i >= 0; i--) {
auto scope = _localScope.at(i);
auto found = scope->find(key);
if (found != scope->end()) {
return i + 1;
}
}
auto found = this->_tableScope->find(key);
if (found != _tableScope->end()) {
return 0;
}
for (int i = _currentScope - 1; i >= 0; i--) {
auto scope = _localScope.at(i);
found = scope->find(key);
if (found != scope->end()) {
return i + 1;
}
auto result = StandardLibraries::StaticScope::GetBoundVariable(key);
if (result != nullptr){
return -2;
}
return -1;
}
@@ -61,6 +67,8 @@ namespace Porygon::Binder {
return find->second;
}
return nullptr;
} else if (scope == -2){
return StandardLibraries::StaticScope::GetBoundVariable(identifier);
} else {
auto s = this->_localScope.at(scope - 1);
auto find = s->find(identifier);
@@ -83,7 +91,7 @@ namespace Porygon::Binder {
VariableAssignment BoundScope::AssignVariable(const Utilities::HashedString& identifier, const std::shared_ptr<ScriptType> &type) {
int exists = this->Exists(identifier);
if (exists == -1) {
if (exists < 0) {
// Creation
_tableScope->insert({identifier, new BoundVariable(type)});
return VariableAssignment(VariableAssignmentResult::Ok, new BoundVariableKey(identifier, 0, true));