blaze lisp
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2 years ago
#include <cstdio>
#include <iostream> // std::cin
#include <string> // std::getline
#include <string_view>
#include "forward.h"
2 years ago
auto read(std::string_view data) -> std::string_view
{
return data;
}
auto eval(std::string_view data) -> std::string_view
{
return data;
}
auto print(std::string_view data) -> void
{
printf("%s\n", data.data());
}
auto rep(std::string_view data) -> void
{
print(eval(read(data)));
}
auto main() -> int
{
while (true) {
printf("user> ");
std::string line;
std::getline(std::cin, line);
// Exit with Ctrl-D
if (std::cin.eof() || std::cin.fail()) {
break;
}
rep(line);
}
return 0;
}
// Below is needed for compilation
namespace blaze {
auto read(std::string_view) -> ValuePtr
{
return {};
}
auto eval(ValuePtr, EnvironmentPtr) -> ValuePtr
{
return {};
}
// Added to keep the linker happy at step A
ValuePtr readline(const std::string&) { return nullptr; }
} // namespace blaze