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environment.cpp
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environment.cpp
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#include <iostream>
#include <memory>
#include <stdexcept>
#include <string>
#include <unordered_map>
#include "declarations/token.hpp"
#include "declarations/declaration.hpp"
#include "declarations/environment.hpp"
using namespace std;
Literal Environment::getVariable(string key, Environment* env) {
if (env->variables.find(key) != env->variables.end()) {
return env->variables[key];
} else if (env->parent == NULL) {
throw runtime_error("varaible \"" + key + "\" undefined");
} else {
return getVariable(key, env->parent);
}
}
void Environment::setVariable(string key, Literal value) {
this->variables[key] = value;
// cout<<"done "<<key<<endl;
}
void Environment::assignValue(string key, Literal value, Environment* env) {
if (env->variables.find(key) != env->variables.end()) {
env->variables[key] = value;
return;
} else if (env->parent == NULL) {
throw runtime_error("cannot assing varaible \"" + key +
"\" before declaration");
} else {
return assignValue(key, value, env->parent);
}
}
std::shared_ptr<FuncDecl> Environment::getFunction(string key,
Environment* env) {
if (env->functions.find(key) != env->functions.end()) {
return (env->functions[key]);
} else if (env->parent == NULL) {
throw runtime_error("varaible \"" + key + "\" undefined");
} else {
return getFunction(key, env->parent);
}
}
void Environment::setFunction(string key, shared_ptr<FuncDecl> value) {
this->functions[key] = (value);
// cout<<"done "<<key<<endl;
}