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ast.h
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#pragma once
#include <memory>
#include <map>
extern std::map<VskString, VskString> g_variables;
struct VskAst
{
VskString m_str;
double m_dbl = 0;
VskAst(const VskString& str)
{
m_str = str;
m_dbl = std::atof(str.c_str());
}
int to_int() const
{
return (int)(m_dbl + 0.5);
}
float to_sng() const
{
return (float)m_dbl;
}
double to_dbl() const
{
return m_dbl;
}
};
typedef std::shared_ptr<VskAst> VskAstPtr;
inline VskAstPtr vsk_eval_text(const VskString& str)
{
if (str.size() && str[0] == '(' && str[str.size() - 1] == ')')
{
VskString var = str.substr(1, str.size() - 2);
return std::make_shared<VskAst>(g_variables[var]);
}
return std::make_shared<VskAst>(str);
}
inline VskAstPtr vsk_eval_cmd_play_text(const VskString& str)
{
if (str.size() && !vsk_isdigit(str[0])) {
return std::make_shared<VskAst>(g_variables[str]);
}
return std::make_shared<VskAst>(str);
}