36 lines
1.0 KiB
C++
36 lines
1.0 KiB
C++
#include "names.h"
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#include "utils.h"
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inline void VariableContainer::CreateFrame() {
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StackScopes.push(std::unordered_map<std::string, std::any>());
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}
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void VariableContainer::DestroyFrame() {
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if (StackScopes.empty()) throw FatalError("DestroyFrame: empty stack");
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StackScopes.pop();
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}
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std::any VariableContainer::ReadVariable(const std::string &name) {
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if (StackScopes.size()) {
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auto &top = StackScopes.top();
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if (top.find(name) != top.end()) return top[name];
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}
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if (GlobalScope.find(name) != GlobalScope.end()) return GlobalScope[name];
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throw InterpretException(("ReadVariable: " + name + " not found").c_str());
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}
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void VariableContainer::WriteVariable(const std::string &name,
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const std::any &value) {
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if (StackScopes.empty()) {
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GlobalScope[name] = value;
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return;
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}
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auto &top = StackScopes.top();
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if (top.find(name) != top.end()) {
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top[name] = value;
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return;
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}
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if (GlobalScope.find(name) != GlobalScope.end()) {
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GlobalScope[name] = value;
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return;
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}
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top[name] = value;
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} |