mirror of
https://github.com/vcmi/vcmi.git
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73019c204d
grep -r --include \*.h --include \*.cpp "= std::" * | grep -v auto | grep -Po ".*[^ ]+ [^ ]+ [^ ]*[ ]*=.*;" | grep -v "auto\|int\|char\|bool\|float|\double\|for\|if\|googletest\|fuzzylite\|size_t\|using\|return" | grep -v double | grep -v si64 | grep -v si32 | grep -v ui32 | grep \< | grep -v float | tr -d '\t' | grep -v assert > redundant_types.txt
import re
with open("redundant_types.txt") as f:
for line in f:
line = line.strip()
path = line.split(":", 1)[0]
original_code = ":".join(line.split(":")[1:]).strip()
print()
print(path)
print(original_code)
prefix = "auto "
if original_code.startswith("static"):
static = True
else:
static = False
cpp_type = " ".join(original_code.split("=")[0].strip().split(" ")[0:-1])
print(cpp_type)
if static:
new_code = "static auto "+ " ".join(original_code.split(" ")[2:])
else:
new_code = "auto "+ " ".join(original_code.split(" ")[1:])
print(new_code)
if True:
with open(path, "r") as f:
filedata = f.read()
filedata = filedata.replace(original_code, new_code)
with open(path, "w") as f:
f.write(filedata)
1775 lines
37 KiB
C++
1775 lines
37 KiB
C++
/*
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* ERMInterpreter.cpp, part of VCMI engine
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*
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* Authors: listed in file AUTHORS in main folder
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*
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* License: GNU General Public License v2.0 or later
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* Full text of license available in license.txt file, in main folder
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*
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*/
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#include "StdInc.h"
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#include "ERMInterpreter.h"
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#include <cctype>
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namespace spirit = boost::spirit;
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using ::scripting::ContextBase;
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using namespace ::VERMInterpreter;
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typedef int TUnusedType;
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namespace ERMConverter
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{
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//console printer
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using namespace ERM;
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static const std::map<std::string, std::string> CMP_OPERATION =
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{
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{"<", "<"},
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{">", ">"},
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{">=", ">="},
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{"=>", ">="},
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{"<=", "<="},
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{"=<", "<="},
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{"=", "=="},
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{"<>", "~="},
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{"><", "~="},
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};
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struct Variable
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{
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std::string name = "";
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std::string macro = "";
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int index = 0;
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Variable(const std::string & name_, int index_)
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{
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name = name_;
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index = index_;
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}
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Variable(const std::string & macro_)
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{
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macro = macro_;
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}
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bool isEmpty() const
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{
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return (name == "") && (macro == "");
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}
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bool isMacro() const
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{
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return (name == "") && (macro != "");
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}
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bool isSpecial() const
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{
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return (name.size() > 0) && (name[0] == 'd');
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}
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std::string str() const
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{
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if(isEmpty())
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{
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return std::to_string(index);
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}
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else if(isMacro())
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{
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return boost::to_string(boost::format("M['%s']") % macro);
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}
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else if(isSpecial() && (name.size() == 1))
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{
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boost::format fmt;
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fmt.parse("{'d', %d}");
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fmt % index;
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return fmt.str();
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}
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else if(isSpecial() && (name.size() != 1))
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{
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std::string ret;
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{
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boost::format fmt;
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if(index == 0)
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{
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fmt.parse("Q['%s']");
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fmt % name[name.size()-1];
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}
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else
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{
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fmt.parse("%s['%d']");
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fmt % name[name.size()-1] % index;
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}
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ret = fmt.str();
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}
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for(int i = ((int) name.size())-2; i > 0; i--)
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{
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boost::format fmt("%s[tostring(%s)]");
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fmt % name[i] % ret;
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ret = fmt.str();
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}
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{
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boost::format fmt;
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fmt.parse("{'d', %s}");
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fmt % ret;
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return fmt.str();
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}
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}
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else
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{
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std::string ret;
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{
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boost::format fmt;
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if(index == 0)
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{
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fmt.parse("Q['%s']");
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fmt % name[name.size()-1];
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}
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else
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{
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fmt.parse("%s['%d']");
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fmt % name[name.size()-1] % index;
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}
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ret = fmt.str();
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}
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for(int i = ((int) name.size())-2; i >= 0; i--)
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{
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boost::format fmt("%s[tostring(%s)]");
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fmt % name[i] % ret;
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ret = fmt.str();
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}
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return ret;
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}
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}
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};
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struct LVL2IexpToVar
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{
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LVL2IexpToVar() = default;
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Variable operator()(const TVarExpNotMacro & val) const
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{
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if(val.val.has_value())
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return Variable(val.varsym, *val.val);
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else
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return Variable(val.varsym, 0);
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}
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Variable operator()(const TMacroUsage & val) const
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{
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return Variable(val.macro);
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}
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};
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struct LVL1IexpToVar
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{
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LVL1IexpToVar() = default;
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Variable operator()(const int & constant) const
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{
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return Variable("", constant);
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}
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Variable operator()(const TVarExp & var) const
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{
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return std::visit(LVL2IexpToVar(), var);
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}
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};
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struct Condition
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{
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std::string operator()(const TComparison & cmp) const
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{
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Variable lhs = std::visit(LVL1IexpToVar(), cmp.lhs);
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Variable rhs = std::visit(LVL1IexpToVar(), cmp.rhs);
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auto sign = CMP_OPERATION.find(cmp.compSign);
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if(sign == std::end(CMP_OPERATION))
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throw EScriptExecError(std::string("Wrong comparison sign: ") + cmp.compSign);
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boost::format fmt("(%s %s %s)");
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fmt % lhs.str() % sign->second % rhs.str();
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return fmt.str();
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}
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std::string operator()(const int & flag) const
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{
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return boost::to_string(boost::format("F['%d']") % flag);
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}
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};
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struct ParamIO
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{
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ParamIO() = default;
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std::string name = "";
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bool isInput = false;
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bool semi = false;
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std::string semiCmpSign = "";
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};
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struct Converter
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{
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mutable std::ostream * out;
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Converter(std::ostream * out_)
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: out(out_)
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{}
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protected:
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void put(const std::string & text) const
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{
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(*out) << text;
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}
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void putLine(const std::string & line) const
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{
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(*out) << line << std::endl;
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}
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void endLine() const
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{
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(*out) << std::endl;
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}
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};
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struct GetBodyOption
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{
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virtual std::string operator()(const TVarConcatString & cmp) const
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{
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throw EScriptExecError("String concatenation not allowed in this receiver");
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}
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virtual std::string operator()(const TStringConstant & cmp) const
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{
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throw EScriptExecError("String constant not allowed in this receiver");
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}
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virtual std::string operator()(const TCurriedString & cmp) const
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{
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throw EScriptExecError("Curried string not allowed in this receiver");
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}
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virtual std::string operator()(const TSemiCompare & cmp) const
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{
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throw EScriptExecError("Semi comparison not allowed in this receiver");
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}
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virtual std::string operator()(const TMacroDef & cmp) const
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{
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throw EScriptExecError("Macro definition not allowed in this receiver");
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}
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virtual std::string operator()(const TIexp & cmp) const
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{
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throw EScriptExecError("i-expression not allowed in this receiver");
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}
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virtual std::string operator()(const TVarpExp & cmp) const
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{
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throw EScriptExecError("Varp expression not allowed in this receiver");
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}
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virtual std::string operator()(const spirit::unused_type & cmp) const
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{
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throw EScriptExecError("\'Nothing\' not allowed in this receiver");
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}
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};
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struct BodyOption
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{
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ParamIO operator()(const TVarConcatString & cmp) const
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{
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throw EScriptExecError(std::string("String concatenation not allowed in this receiver|")+cmp.string.str+"|");
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}
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ParamIO operator()(const TStringConstant & cmp) const
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{
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boost::format fmt("[===[%s]===]");
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fmt % cmp.str;
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ParamIO ret;
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ret.isInput = true;
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ret.name = fmt.str();
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return ret;
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}
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ParamIO operator()(const TCurriedString & cmp) const
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{
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throw EScriptExecError("Curried string not allowed in this receiver");
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}
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ParamIO operator()(const TSemiCompare & cmp) const
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{
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ParamIO ret;
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ret.isInput = false;
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ret.semi = true;
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ret.semiCmpSign = cmp.compSign;
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ret.name = (std::visit(LVL1IexpToVar(), cmp.rhs)).str();
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return ret;
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}
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ParamIO operator()(const TMacroDef & cmp) const
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{
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throw EScriptExecError("Macro definition not allowed in this receiver");
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}
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ParamIO operator()(const TIexp & cmp) const
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{
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ParamIO ret;
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ret.isInput = true;
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ret.name = (std::visit(LVL1IexpToVar(), cmp)).str();
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return ret;
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}
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ParamIO operator()(const TVarpExp & cmp) const
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{
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ParamIO ret;
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ret.isInput = false;
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ret.name = (std::visit(LVL2IexpToVar(), cmp.var)).str();
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return ret;
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}
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ParamIO operator()(const spirit::unused_type & cmp) const
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{
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throw EScriptExecError("\'Nothing\' not allowed in this receiver");
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}
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};
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struct Receiver : public Converter
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{
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Receiver(std::ostream * out_)
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: Converter(out_)
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{}
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virtual void operator()(const TVRLogic & trig) const
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{
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throw EInterpreterError("VR logic is not allowed in this receiver!");
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}
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virtual void operator()(const TVRArithmetic & trig) const
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{
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throw EInterpreterError("VR arithmetic is not allowed in this receiver!");
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}
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virtual void operator()(const TNormalBodyOption & trig) const
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{
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throw EInterpreterError("Normal body is not allowed in this receiver!");
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}
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};
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struct GenericReceiver : public Receiver
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{
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std::string name;
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bool specialSemiCompare = false;
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GenericReceiver(std::ostream * out_, const std::string & name_, bool specialSemiCompare_)
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: Receiver(out_),
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name(name_),
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specialSemiCompare(specialSemiCompare_)
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{}
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using Receiver::operator();
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void operator()(const TNormalBodyOption & trig) const override
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{
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std::string outParams;
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std::string inParams;
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std::string semiCompareDecl;
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std::vector<std::string> compares;
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bool hasOutput = false;
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bool hasSemiCompare = false;
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std::vector<ParamIO> optionParams;
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if(trig.params.has_value())
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{
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for(auto & p : *trig.params)
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optionParams.push_back(std::visit(BodyOption(), p));
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}
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int idx = 1;
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int fidx = 1;
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for(const ParamIO & p : optionParams)
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{
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if(p.isInput)
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{
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if(outParams.empty())
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outParams = "_";
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else
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outParams += ", _";
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inParams += ", ";
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inParams += p.name;
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}
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else if(p.semi)
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{
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hasOutput = true;
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hasSemiCompare = true;
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std::string tempVar = std::string("s")+std::to_string(idx);
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if(semiCompareDecl.empty())
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{
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semiCompareDecl = "local "+tempVar;
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}
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else
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{
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semiCompareDecl += ", ";
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semiCompareDecl += tempVar;
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}
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if(outParams.empty())
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{
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outParams = tempVar;
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}
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else
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{
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outParams += ", ";
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outParams += tempVar;
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}
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inParams += ", nil";
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auto sign = CMP_OPERATION.find(p.semiCmpSign);
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if(sign == std::end(CMP_OPERATION))
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throw EScriptExecError(std::string("Wrong comparison sign: ") + p.semiCmpSign);
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boost::format cmpFmt("F[%d] = (%s %s %s)");
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cmpFmt % fidx % p.name % sign->second % tempVar;
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compares.push_back(cmpFmt.str());
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fidx++;
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}
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else
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{
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hasOutput = true;
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if(outParams.empty())
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{
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outParams = p.name;
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}
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else
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{
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outParams += ", ";
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outParams += p.name;
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}
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inParams += ", nil";
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}
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idx++;
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}
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if(hasSemiCompare)
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{
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putLine(semiCompareDecl);
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}
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boost::format callFormat;
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if(hasOutput)
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{
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callFormat.parse("%s = %s:%s(x%s)");
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callFormat % outParams;
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}
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else
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{
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callFormat.parse("%s:%s(x%s)");
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}
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callFormat % name;
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callFormat % trig.optionCode;
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callFormat % inParams;
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putLine(callFormat.str());
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for(auto & str : compares)
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putLine(str);
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}
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};
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struct FU : public Receiver
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{
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Variable v;
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FU(std::ostream * out_, const ERM::TIexp & tid)
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: Receiver(out_),
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v(std::visit(LVL1IexpToVar(), tid))
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{
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}
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FU(std::ostream * out_)
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: Receiver(out_),
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v("", 0)
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{
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}
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using Receiver::operator();
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void operator()(const TNormalBodyOption & trig) const override
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{
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switch(trig.optionCode)
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{
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case 'E':
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{
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putLine("do return end");
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}
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break;
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default:
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throw EInterpreterError("Unknown opcode in FU receiver");
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break;
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}
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}
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};
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|
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struct MC_S : public GetBodyOption
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{
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MC_S()
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{}
|
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using GetBodyOption::operator();
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std::string operator()(const TMacroDef & cmp) const override
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|
{
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return cmp.macro;
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}
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};
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|
|
struct MC : public Receiver
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|
{
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Variable v;
|
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|
|
MC(std::ostream * out_, const ERM::TIexp & tid)
|
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: Receiver(out_),
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v(std::visit(LVL1IexpToVar(), tid))
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{
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|
}
|
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|
|
MC(std::ostream * out_)
|
|
: Receiver(out_),
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v("", 0)
|
|
{
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|
}
|
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|
|
using Receiver::operator();
|
|
|
|
void operator()(const TNormalBodyOption & option) const override
|
|
{
|
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switch(option.optionCode)
|
|
{
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|
case 'S':
|
|
{
|
|
if(option.params.has_value())
|
|
{
|
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for(auto & p : *option.params)
|
|
{
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std::string macroName = std::visit(MC_S(), p);
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|
|
boost::format callFormat;
|
|
|
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if(v.isEmpty())
|
|
{
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callFormat.parse("ERM:addMacro('%s', 'v', '%s')");
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callFormat % macroName % macroName;
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}
|
|
else
|
|
{
|
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callFormat.parse("ERM:addMacro('%s', '%s', '%d')");
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callFormat % macroName % v.name % v.index;
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}
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|
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putLine(callFormat.str());
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}
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}
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}
|
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break;
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default:
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throw EInterpreterError("Unknown opcode in MC receiver");
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break;
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}
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}
|
|
};
|
|
|
|
struct VR_S : public GetBodyOption
|
|
{
|
|
VR_S()
|
|
{}
|
|
|
|
using GetBodyOption::operator();
|
|
|
|
std::string operator()(const TIexp & cmp) const override
|
|
{
|
|
auto v = std::visit(LVL1IexpToVar(), cmp);
|
|
return v.str();
|
|
}
|
|
std::string operator()(const TStringConstant & cmp) const override
|
|
{
|
|
boost::format fmt("[===[%s]===]");
|
|
fmt % cmp.str;
|
|
return fmt.str();
|
|
}
|
|
};
|
|
|
|
struct VR_H : public GetBodyOption
|
|
{
|
|
VR_H()
|
|
{}
|
|
|
|
using GetBodyOption::operator();
|
|
|
|
std::string operator()(const TIexp & cmp) const override
|
|
{
|
|
Variable p = std::visit(LVL1IexpToVar(), cmp);
|
|
|
|
if(p.index <= 0)
|
|
throw EScriptExecError("VR:H requires flag index");
|
|
|
|
if(p.name != "")
|
|
throw EScriptExecError("VR:H accept only flag index");
|
|
|
|
|
|
boost::format fmt("'%d'");
|
|
fmt % p.index;
|
|
return fmt.str();
|
|
}
|
|
};
|
|
|
|
struct VR_X : public GetBodyOption
|
|
{
|
|
VR_X()
|
|
{
|
|
}
|
|
|
|
using GetBodyOption::operator();
|
|
|
|
std::string operator()(const TIexp & cmp) const override
|
|
{
|
|
Variable p = std::visit(LVL1IexpToVar(), cmp);
|
|
|
|
return p.str();
|
|
}
|
|
};
|
|
|
|
struct VR : public Receiver
|
|
{
|
|
Variable v;
|
|
|
|
VR(std::ostream * out_, const ERM::TIexp & tid)
|
|
: Receiver(out_),
|
|
v(std::visit(LVL1IexpToVar(), tid))
|
|
{
|
|
}
|
|
|
|
using Receiver::operator();
|
|
|
|
void operator()(const TVRLogic & trig) const override
|
|
{
|
|
Variable rhs = std::visit(LVL1IexpToVar(), trig.var);
|
|
|
|
std::string opcode;
|
|
|
|
switch (trig.opcode)
|
|
{
|
|
case '&':
|
|
opcode = "bit.band";
|
|
break;
|
|
case '|':
|
|
opcode = "bit.bor";
|
|
break;
|
|
default:
|
|
throw EInterpreterError("Wrong opcode in VR logic expression!");
|
|
break;
|
|
}
|
|
|
|
boost::format fmt("%s = %s(%s, %s)");
|
|
fmt % v.str() % opcode % v.str() % rhs.str();
|
|
putLine(fmt.str());
|
|
}
|
|
|
|
void operator()(const TVRArithmetic & trig) const override
|
|
{
|
|
Variable rhs = std::visit(LVL1IexpToVar(), trig.rhs);
|
|
|
|
std::string opcode;
|
|
|
|
switch (trig.opcode)
|
|
{
|
|
case '+':
|
|
opcode = v.name[0] == 'z' ? ".." : "+";
|
|
break;
|
|
case '-':
|
|
case '*':
|
|
case '%':
|
|
opcode = trig.opcode;
|
|
break;
|
|
case ':':
|
|
opcode = "/";
|
|
break;
|
|
default:
|
|
throw EInterpreterError("Wrong opcode in VR arithmetic!");
|
|
break;
|
|
}
|
|
|
|
boost::format fmt("%s = %s %s %s");
|
|
fmt % v.str() % v.str() % opcode % rhs.str();
|
|
putLine(fmt.str());
|
|
}
|
|
|
|
void operator()(const TNormalBodyOption & trig) const override
|
|
{
|
|
switch(trig.optionCode)
|
|
{
|
|
case 'C': //setting/checking v vars
|
|
{
|
|
if(v.index <= 0)
|
|
throw EScriptExecError("VR:C requires indexed variable");
|
|
|
|
std::vector<ParamIO> optionParams;
|
|
|
|
if(trig.params.has_value())
|
|
{
|
|
for(auto & p : *trig.params)
|
|
optionParams.push_back(std::visit(BodyOption(), p));
|
|
}
|
|
|
|
auto index = v.index;
|
|
|
|
for(auto & p : optionParams)
|
|
{
|
|
boost::format fmt;
|
|
if(p.isInput)
|
|
fmt.parse("%s['%d'] = %s") % v.name % index % p.name;
|
|
else
|
|
fmt.parse("%s = %s['%d']") % p.name % v.name % index;
|
|
putLine(fmt.str());
|
|
index++;
|
|
}
|
|
}
|
|
break;
|
|
case 'H': //checking if string is empty
|
|
{
|
|
if(!trig.params.has_value() || trig.params->size() != 1)
|
|
throw EScriptExecError("VR:H option takes exactly 1 parameter!");
|
|
|
|
std::string opt = std::visit(VR_H(), (*trig.params)[0]);
|
|
boost::format fmt("ERM.VR(%s):H(%s)");
|
|
fmt % v.str() % opt;
|
|
putLine(fmt.str());
|
|
}
|
|
break;
|
|
case 'U':
|
|
{
|
|
if(!trig.params.has_value() || trig.params->size() != 1)
|
|
throw EScriptExecError("VR:H/U need 1 parameter!");
|
|
|
|
std::string opt = std::visit(VR_S(), (*trig.params)[0]);
|
|
boost::format fmt("ERM.VR(%s):%c(%s)");
|
|
fmt % v.str() % (trig.optionCode) % opt;
|
|
putLine(fmt.str());
|
|
}
|
|
break;
|
|
case 'M': //string operations
|
|
{
|
|
if(!trig.params.has_value() || trig.params->size() < 2)
|
|
throw EScriptExecError("VR:M needs at least 2 parameters!");
|
|
|
|
std::string opt = std::visit(VR_X(), (*trig.params)[0]);
|
|
int paramIndex = 1;
|
|
|
|
if(opt == "3")
|
|
{
|
|
boost::format fmt("%s = ERM.VR(%s):M3(");
|
|
fmt % v.str() % v.str();
|
|
put(fmt.str());
|
|
}
|
|
else
|
|
{
|
|
auto target = std::visit(VR_X(), (*trig.params)[paramIndex++]);
|
|
|
|
boost::format fmt("%s = ERM.VR(%s):M%s(");
|
|
fmt % target % v.str() % opt;
|
|
put(fmt.str());
|
|
}
|
|
|
|
for(int i = paramIndex; i < trig.params->size(); i++)
|
|
{
|
|
opt = std::visit(VR_X(), (*trig.params)[i]);
|
|
if(i > paramIndex) put(",");
|
|
put(opt);
|
|
}
|
|
|
|
putLine(")");
|
|
}
|
|
break;
|
|
case 'X': //bit xor
|
|
{
|
|
if(!trig.params.has_value() || trig.params->size() != 1)
|
|
throw EScriptExecError("VR:X option takes exactly 1 parameter!");
|
|
|
|
std::string opt = std::visit(VR_X(), (*trig.params)[0]);
|
|
|
|
boost::format fmt("%s = bit.bxor(%s, %s)");
|
|
fmt % v.str() % v.str() % opt;putLine(fmt.str());
|
|
}
|
|
break;
|
|
case 'R': //random variables
|
|
{
|
|
//TODO
|
|
putLine("--VR:R not implemented");
|
|
}
|
|
break;
|
|
case 'S': //setting variable
|
|
{
|
|
if(!trig.params.has_value() || trig.params->size() != 1)
|
|
throw EScriptExecError("VR:S option takes exactly 1 parameter!");
|
|
|
|
std::string opt = std::visit(VR_S(), (*trig.params)[0]);
|
|
put(v.str());
|
|
put(" = ");
|
|
put(opt);
|
|
endLine();
|
|
}
|
|
break;
|
|
case 'T': //random variables
|
|
{
|
|
//TODO
|
|
putLine("--VR:T not implemented");
|
|
}
|
|
break;
|
|
case 'V': //convert string to value
|
|
{
|
|
if(!trig.params.has_value() || trig.params->size() != 1)
|
|
throw EScriptExecError("VR:V option takes exactly 1 parameter!");
|
|
|
|
std::string opt = std::visit(VR_X(), (*trig.params)[0]);
|
|
boost::format fmt("%s = tostring(%s)");
|
|
fmt % v.str() % opt;
|
|
putLine(fmt.str());
|
|
}
|
|
break;
|
|
default:
|
|
throw EScriptExecError("Wrong VR receiver option!");
|
|
break;
|
|
}
|
|
}
|
|
};
|
|
|
|
|
|
struct ERMExp : public Converter
|
|
{
|
|
ERMExp(std::ostream * out_)
|
|
: Converter(out_)
|
|
{}
|
|
|
|
template <typename Visitor>
|
|
void performBody(const std::optional<ERM::Tbody> & body, const Visitor & visitor) const
|
|
{
|
|
if(body.has_value())
|
|
{
|
|
const ERM::Tbody & bo = *body;
|
|
for(int g=0; g<bo.size(); ++g)
|
|
{
|
|
std::visit(visitor, bo[g]);
|
|
}
|
|
}
|
|
}
|
|
|
|
void convert(const std::string & name, const std::optional<Tidentifier> & identifier, const std::optional<Tbody> & body) const
|
|
{
|
|
if(name == "VR")
|
|
{
|
|
if(!identifier.has_value())
|
|
throw EScriptExecError("VR receiver requires arguments");
|
|
|
|
ERM::Tidentifier tid = identifier.value();
|
|
if(tid.size() != 1)
|
|
throw EScriptExecError("VR receiver takes exactly 1 argument");
|
|
|
|
performBody(body, VR(out, tid[0]));
|
|
}
|
|
else if(name == "re")
|
|
{
|
|
if(!identifier.has_value())
|
|
throw EScriptExecError("re receiver requires arguments");
|
|
|
|
ERM::Tidentifier tid = identifier.value();
|
|
|
|
auto argc = tid.size();
|
|
|
|
if(argc > 0)
|
|
{
|
|
std::string loopCounter = (std::visit(LVL1IexpToVar(), tid.at(0))).str();
|
|
|
|
std::string startVal = argc > 1 ? (std::visit(LVL1IexpToVar(), tid.at(1))).str() : loopCounter;
|
|
std::string stopVal = argc > 2 ? (std::visit(LVL1IexpToVar(), tid.at(2))).str() : loopCounter;
|
|
std::string increment = argc > 3 ? (std::visit(LVL1IexpToVar(), tid.at(3))).str() : "1";
|
|
|
|
boost::format fmt("for __iter = %s, %s, %s do");
|
|
|
|
|
|
fmt % startVal % stopVal % increment;
|
|
putLine(fmt.str());
|
|
fmt.parse("%s = __iter");
|
|
fmt % loopCounter;
|
|
putLine(fmt.str());
|
|
}
|
|
else
|
|
{
|
|
throw EScriptExecError("re receiver requires arguments");
|
|
}
|
|
}
|
|
else if(name == "FU" && !identifier.has_value())
|
|
{
|
|
performBody(body, FU(out)); //assume FU:E
|
|
}
|
|
else if(name == "MC")
|
|
{
|
|
if(identifier.has_value())
|
|
{
|
|
ERM::Tidentifier tid = identifier.value();
|
|
if(tid.size() != 1)
|
|
throw EScriptExecError("MC receiver takes no more than 1 argument");
|
|
|
|
performBody(body, MC(out, tid[0]));
|
|
}
|
|
else
|
|
{
|
|
performBody(body, MC(out));
|
|
}
|
|
}
|
|
else
|
|
{
|
|
std::vector<std::string> identifiers;
|
|
|
|
if(identifier.has_value())
|
|
{
|
|
for(const auto & id : identifier.value())
|
|
{
|
|
Variable v = std::visit(LVL1IexpToVar(), id);
|
|
|
|
if(v.isSpecial())
|
|
throw ELineProblem("Special variable syntax ('d') is not allowed in receiver identifier");
|
|
identifiers.push_back(v.str());
|
|
}
|
|
}
|
|
|
|
std::string params;
|
|
|
|
for(auto iter = std::begin(identifiers); iter != std::end(identifiers); ++iter)
|
|
{
|
|
if(!params.empty())
|
|
params += ", ";
|
|
params += *iter;
|
|
}
|
|
|
|
if(body.has_value())
|
|
{
|
|
const ERM::Tbody & bo = *body;
|
|
if(bo.size() == 1)
|
|
{
|
|
boost::format fmt("ERM.%s(%s)");
|
|
fmt % name;
|
|
fmt % params;
|
|
|
|
GenericReceiver gr(out, fmt.str(), (name == "DO"));
|
|
std::visit(gr,bo[0]);
|
|
}
|
|
else
|
|
{
|
|
putLine("do");
|
|
boost::format fmt("local %s = ERM.%s(%s)");
|
|
fmt % name;
|
|
fmt % name;
|
|
fmt % params;
|
|
|
|
putLine(fmt.str());
|
|
|
|
performBody(body, GenericReceiver(out, name, (name=="DO") ));
|
|
|
|
putLine("end");
|
|
}
|
|
}
|
|
else
|
|
{
|
|
//is it an error?
|
|
logMod->warn("ERM receiver '%s %s' w/o body", name, params);
|
|
}
|
|
|
|
|
|
}
|
|
}
|
|
|
|
void convertConditionInner(const Tcondition & cond, char op) const
|
|
{
|
|
std::string lhs = std::visit(Condition(), cond.cond);
|
|
|
|
if(cond.ctype != '/')
|
|
op = cond.ctype;
|
|
|
|
switch (op)
|
|
{
|
|
case '&':
|
|
put(" and ");
|
|
break;
|
|
case '|':
|
|
put(" or ");
|
|
break;
|
|
default:
|
|
throw EInterpreterProblem(std::string("Wrong condition connection (") + cond.ctype + ") !");
|
|
break;
|
|
}
|
|
|
|
put(lhs);
|
|
|
|
if(cond.rhs.has_value())
|
|
{
|
|
switch (op)
|
|
{
|
|
case '&':
|
|
case '|':
|
|
break;
|
|
default:
|
|
throw EInterpreterProblem(std::string("Wrong condition connection (") + cond.ctype + ") !");
|
|
break;
|
|
}
|
|
|
|
convertConditionInner(cond.rhs->get(), op);
|
|
}
|
|
}
|
|
|
|
void convertCondition(const Tcondition & cond) const
|
|
{
|
|
//&c1/c2/c3|c4/c5/c6 -> (c1 & c2 & c3) | c4 | c5 | c6
|
|
std::string lhs = std::visit(Condition(), cond.cond);
|
|
put("if ");
|
|
put(lhs);
|
|
|
|
if(cond.rhs.has_value())
|
|
{
|
|
switch (cond.ctype)
|
|
{
|
|
case '&':
|
|
case '|':
|
|
break;
|
|
default:
|
|
throw EInterpreterProblem(std::string("Wrong condition connection (") + cond.ctype + ") !");
|
|
break;
|
|
}
|
|
|
|
convertConditionInner(cond.rhs->get(), cond.ctype);
|
|
}
|
|
|
|
putLine(" then ");
|
|
}
|
|
|
|
void convertReceiverOrInstruction(const std::optional<Tcondition> & condition,
|
|
const std::string & name,
|
|
const std::optional<Tidentifier> & identifier,
|
|
const std::optional<Tbody> & body) const
|
|
{
|
|
if(name=="if")
|
|
{
|
|
if(condition.has_value())
|
|
convertCondition(*condition);
|
|
else
|
|
putLine("if true then");
|
|
}
|
|
else if(name=="el")
|
|
{
|
|
putLine("else");
|
|
}
|
|
else if(name=="en")
|
|
{
|
|
putLine("end");
|
|
}
|
|
else
|
|
{
|
|
if(condition.has_value())
|
|
{
|
|
convertCondition(*condition);
|
|
convert(name, identifier, body);
|
|
putLine("end");
|
|
}
|
|
else
|
|
{
|
|
convert(name, identifier, body);
|
|
}
|
|
}
|
|
}
|
|
|
|
void operator()(const Ttrigger & trig) const
|
|
{
|
|
throw EInterpreterError("Triggers cannot be executed!");
|
|
}
|
|
|
|
void operator()(const TPostTrigger & trig) const
|
|
{
|
|
throw EInterpreterError("Post-triggers cannot be executed!");
|
|
}
|
|
|
|
void operator()(const Tinstruction & trig) const
|
|
{
|
|
convertReceiverOrInstruction(trig.condition, trig.name, trig.identifier, std::make_optional(trig.body));
|
|
}
|
|
|
|
void operator()(const Treceiver & trig) const
|
|
{
|
|
convertReceiverOrInstruction(trig.condition, trig.name, trig.identifier, trig.body);
|
|
}
|
|
};
|
|
|
|
struct Command : public Converter
|
|
{
|
|
Command(std::ostream * out_)
|
|
: Converter(out_)
|
|
{}
|
|
|
|
void operator()(const Tcommand & cmd) const
|
|
{
|
|
std::visit(ERMExp(out), cmd.cmd);
|
|
}
|
|
void operator()(const std::string & comment) const
|
|
{
|
|
(*out) << "-- " << comment;
|
|
endLine();
|
|
}
|
|
|
|
void operator()(const spirit::unused_type &) const
|
|
{
|
|
}
|
|
};
|
|
|
|
struct TLiteralEval
|
|
{
|
|
|
|
std::string operator()(const char & val)
|
|
{
|
|
return "{\"'\",'"+ std::to_string(val) +"'}";
|
|
}
|
|
std::string operator()(const double & val)
|
|
{
|
|
return std::to_string(val);
|
|
}
|
|
std::string operator()(const int & val)
|
|
{
|
|
return std::to_string(val);
|
|
}
|
|
std::string operator()(const std::string & val)
|
|
{
|
|
return "{\"'\",[===[" + val + "]===]}";
|
|
}
|
|
};
|
|
|
|
struct VOptionEval : public Converter
|
|
{
|
|
VOptionEval(std::ostream * out_)
|
|
: Converter(out_)
|
|
{}
|
|
|
|
void operator()(VNIL const & opt) const
|
|
{
|
|
(*out) << "{}";
|
|
}
|
|
void operator()(const boost::recursive_wrapper<VNode> & opt) const;
|
|
|
|
void operator()(const VSymbol & opt) const
|
|
{
|
|
(*out) << "\"" << opt.text << "\"";
|
|
}
|
|
void operator()(const TLiteral & opt) const
|
|
{
|
|
TLiteralEval tmp;
|
|
(*out) << std::visit(tmp, opt);
|
|
}
|
|
void operator()(const ERM::Tcommand & opt) const
|
|
{
|
|
//this is how FP works, evaluation == producing side effects
|
|
//TODO: can we evaluate to smth more useful?
|
|
//???
|
|
throw EVermScriptExecError("Using ERM options in VERM expression is not (yet) allowed");
|
|
// std::visit(ERMExp(out), opt.cmd);
|
|
}
|
|
};
|
|
|
|
void VOptionEval::operator()(const boost::recursive_wrapper<VNode> & opt) const
|
|
{
|
|
VNode tmpn(opt.get());
|
|
|
|
(*out) << "{";
|
|
|
|
for(VOption & op : tmpn.children)
|
|
{
|
|
std::visit(VOptionEval(out), op);
|
|
(*out) << ",";
|
|
}
|
|
(*out) << "}";
|
|
}
|
|
|
|
struct Line : public Converter
|
|
{
|
|
Line(std::ostream * out_)
|
|
: Converter(out_)
|
|
{}
|
|
|
|
void operator()(const TVExp & cmd) const
|
|
{
|
|
put("VERM:E");
|
|
|
|
VNode line(cmd);
|
|
|
|
VOptionEval eval(out);
|
|
eval(line);
|
|
|
|
|
|
endLine();
|
|
}
|
|
void operator()(const TERMline & cmd) const
|
|
{
|
|
std::visit(Command(out), cmd);
|
|
}
|
|
};
|
|
|
|
void convertInstructions(std::ostream & out, ERMInterpreter * owner)
|
|
{
|
|
out << "local function instructions()" << std::endl;
|
|
out << "local e, x, y = {}, {}, {}" << std::endl;
|
|
|
|
Line lineConverter(&out);
|
|
|
|
for(const LinePointer & lp : owner->instructions)
|
|
{
|
|
ERM::TLine & line = owner->retrieveLine(lp);
|
|
|
|
std::visit(lineConverter, line);
|
|
}
|
|
|
|
out << "end" << std::endl;
|
|
}
|
|
|
|
void convertFunctions(std::ostream & out, ERMInterpreter * owner, const std::vector<VERMInterpreter::Trigger> & triggers)
|
|
{
|
|
Line lineConverter(&out);
|
|
|
|
for(const VERMInterpreter::Trigger & trigger : triggers)
|
|
{
|
|
ERM::TLine & firstLine = owner->retrieveLine(trigger.line);
|
|
|
|
const ERM::TTriggerBase & trig = ERMInterpreter::retrieveTrigger(firstLine);
|
|
|
|
//TODO: condition
|
|
|
|
out << "ERM:addTrigger({" << std::endl;
|
|
|
|
if(!trig.identifier.has_value())
|
|
throw EInterpreterError("Function must have identifier");
|
|
|
|
ERM::Tidentifier tid = trig.identifier.value();
|
|
|
|
if(tid.empty())
|
|
throw EInterpreterError("Function must have identifier");
|
|
|
|
Variable v = std::visit(LVL1IexpToVar(), tid[0]);
|
|
|
|
if(v.isSpecial())
|
|
throw ELineProblem("Special variable syntax ('d') is not allowed in function definition");
|
|
|
|
out << "id = {" << v.str() << "}," << std::endl;
|
|
out << "name = 'FU'," << std::endl;
|
|
out << "fn = function (e, y, x)" << std::endl;
|
|
out << "local _" << std::endl;
|
|
|
|
LinePointer lp = trigger.line;
|
|
++lp;
|
|
|
|
for(; lp.isValid(); ++lp)
|
|
{
|
|
ERM::TLine curLine = owner->retrieveLine(lp);
|
|
if(owner->isATrigger(curLine))
|
|
break;
|
|
|
|
std::visit(lineConverter, curLine);
|
|
}
|
|
|
|
out << "end," << std::endl;
|
|
out << "})" << std::endl;
|
|
}
|
|
}
|
|
|
|
void convertTriggers(std::ostream & out, ERMInterpreter * owner, const VERMInterpreter::TriggerType & type, const std::vector<VERMInterpreter::Trigger> & triggers)
|
|
{
|
|
Line lineConverter(&out);
|
|
|
|
for(const VERMInterpreter::Trigger & trigger : triggers)
|
|
{
|
|
ERM::TLine & firstLine = owner->retrieveLine(trigger.line);
|
|
|
|
const ERM::TTriggerBase & trig = ERMInterpreter::retrieveTrigger(firstLine);
|
|
|
|
//TODO: condition
|
|
|
|
out << "ERM:addTrigger({" << std::endl;
|
|
|
|
std::vector<std::string> identifiers;
|
|
|
|
if(trig.identifier.has_value())
|
|
{
|
|
for(const auto & id : trig.identifier.value())
|
|
{
|
|
Variable v = std::visit(LVL1IexpToVar(), id);
|
|
|
|
if(v.isSpecial())
|
|
throw ELineProblem("Special variable syntax ('d') is not allowed in trigger definition");
|
|
identifiers.push_back(v.str());
|
|
}
|
|
}
|
|
|
|
out << "id = {";
|
|
for(const auto & id : identifiers)
|
|
out << "'" << id << "',";
|
|
out << "}," << std::endl;
|
|
|
|
out << "name = '" << trig.name << "'," << std::endl;
|
|
out << "fn = function (e, y)" << std::endl;
|
|
out << "local _" << std::endl;
|
|
|
|
LinePointer lp = trigger.line;
|
|
++lp;
|
|
|
|
for(; lp.isValid(); ++lp)
|
|
{
|
|
ERM::TLine curLine = owner->retrieveLine(lp);
|
|
if(owner->isATrigger(curLine))
|
|
break;
|
|
|
|
std::visit(lineConverter, curLine);
|
|
}
|
|
|
|
out << "end," << std::endl;
|
|
out << "})" << std::endl;
|
|
}
|
|
}
|
|
}
|
|
|
|
struct ScriptScanner
|
|
{
|
|
ERMInterpreter * interpreter;
|
|
LinePointer lp;
|
|
|
|
ScriptScanner(ERMInterpreter * interpr, const LinePointer & _lp) : interpreter(interpr), lp(_lp)
|
|
{}
|
|
|
|
void operator()(const TVExp & cmd) const
|
|
{
|
|
//
|
|
}
|
|
void operator()(const TERMline & cmd) const
|
|
{
|
|
if(std::holds_alternative<Tcommand>(cmd)) //TCommand
|
|
{
|
|
auto tcmd = std::get<Tcommand>(cmd);
|
|
struct Visitor
|
|
{
|
|
void operator()(const ERM::Ttrigger& t) const
|
|
{
|
|
Trigger trig;
|
|
trig.line = l;
|
|
i->triggers[ TriggerType(t.name) ].push_back(trig);
|
|
}
|
|
void operator()(const ERM::Tinstruction&) const
|
|
{
|
|
i->instructions.push_back(l);
|
|
}
|
|
void operator()(const ERM::Treceiver&) const {}
|
|
void operator()(const ERM::TPostTrigger& pt) const
|
|
{
|
|
Trigger trig;
|
|
trig.line = l;
|
|
i->postTriggers[ TriggerType(pt.name) ].push_back(trig);
|
|
}
|
|
const decltype(interpreter)& i;
|
|
const LinePointer& l;
|
|
};
|
|
|
|
Visitor v{interpreter, lp};
|
|
std::visit(v, tcmd.cmd);
|
|
}
|
|
}
|
|
};
|
|
|
|
|
|
ERMInterpreter::ERMInterpreter(vstd::CLoggerBase * logger_)
|
|
: logger(logger_)
|
|
{
|
|
|
|
}
|
|
|
|
ERMInterpreter::~ERMInterpreter()
|
|
{
|
|
|
|
}
|
|
|
|
bool ERMInterpreter::isATrigger( const ERM::TLine & line )
|
|
{
|
|
if(std::holds_alternative<ERM::TVExp>(line))
|
|
{
|
|
auto vexp = std::get<TVExp>(line);
|
|
if(vexp.children.empty())
|
|
return false;
|
|
|
|
switch (getExpType(vexp.children[0]))
|
|
{
|
|
case SYMBOL:
|
|
return false;
|
|
break;
|
|
case TCMD:
|
|
return isCMDATrigger( std::get<ERM::Tcommand>(vexp.children[0]) );
|
|
break;
|
|
default:
|
|
return false;
|
|
break;
|
|
}
|
|
}
|
|
else if(std::holds_alternative<TERMline>(line))
|
|
{
|
|
auto ermline = std::get<TERMline>(line);
|
|
return std::holds_alternative<ERM::Tcommand>(ermline) && isCMDATrigger( std::get<ERM::Tcommand>(ermline) );
|
|
}
|
|
else
|
|
{
|
|
assert(0);
|
|
}
|
|
return false;
|
|
}
|
|
|
|
ERM::EVOtions ERMInterpreter::getExpType(const ERM::TVOption & opt)
|
|
{
|
|
struct Visitor
|
|
{
|
|
ERM::EVOtions operator()(const boost::recursive_wrapper<ERM::TVExp>&) const
|
|
{
|
|
return ERM::EVOtions::VEXP;
|
|
}
|
|
ERM::EVOtions operator()(const ERM::TSymbol&) const
|
|
{
|
|
return ERM::EVOtions::SYMBOL;
|
|
}
|
|
ERM::EVOtions operator()(char) const
|
|
{
|
|
return ERM::EVOtions::CHAR;
|
|
}
|
|
ERM::EVOtions operator()(double) const
|
|
{
|
|
return ERM::EVOtions::DOUBLE;
|
|
}
|
|
ERM::EVOtions operator()(int) const
|
|
{
|
|
return ERM::EVOtions::INT;
|
|
}
|
|
ERM::EVOtions operator()(const ERM::Tcommand&) const
|
|
{
|
|
return ERM::EVOtions::TCMD;
|
|
}
|
|
ERM::EVOtions operator()(const ERM::TStringConstant&) const
|
|
{
|
|
return ERM::EVOtions::STRINGC;
|
|
}
|
|
};
|
|
const Visitor v;
|
|
return std::visit(v, opt);
|
|
}
|
|
|
|
bool ERMInterpreter::isCMDATrigger(const ERM::Tcommand & cmd)
|
|
{
|
|
struct Visitor
|
|
{
|
|
bool operator()(const ERM::Ttrigger&) const { return true; }
|
|
bool operator()(const ERM::TPostTrigger&) const { return true; }
|
|
bool operator()(const ERM::Tinstruction&) const { return false; }
|
|
bool operator()(const ERM::Treceiver&) const { return false; }
|
|
};
|
|
const Visitor v;
|
|
return std::visit(v, cmd.cmd);
|
|
}
|
|
|
|
ERM::TLine & ERMInterpreter::retrieveLine(const LinePointer & linePtr)
|
|
{
|
|
return scripts.find(linePtr)->second;
|
|
}
|
|
|
|
ERM::TTriggerBase & ERMInterpreter::retrieveTrigger(ERM::TLine & line)
|
|
{
|
|
if(std::holds_alternative<ERM::TERMline>(line))
|
|
{
|
|
auto &tl = std::get<ERM::TERMline>(line);
|
|
if(std::holds_alternative<ERM::Tcommand>(tl))
|
|
{
|
|
auto &tcm = std::get<ERM::Tcommand>(tl);
|
|
if(std::holds_alternative<ERM::Ttrigger>(tcm.cmd))
|
|
{
|
|
return std::get<ERM::Ttrigger>(tcm.cmd);
|
|
}
|
|
else if(std::holds_alternative<ERM::TPostTrigger>(tcm.cmd))
|
|
{
|
|
return std::get<ERM::TPostTrigger>(tcm.cmd);
|
|
}
|
|
throw ELineProblem("Given line is not a trigger!");
|
|
}
|
|
throw ELineProblem("Given line is not a command!");
|
|
}
|
|
throw ELineProblem("Given line is not an ERM trigger!");
|
|
}
|
|
|
|
std::string ERMInterpreter::loadScript(const std::string & name, const std::string & source)
|
|
{
|
|
CERMPreprocessor preproc(source);
|
|
|
|
const bool isVERM = preproc.version == CERMPreprocessor::Version::VERM;
|
|
|
|
ERMParser ep;
|
|
|
|
std::vector<LineInfo> buf = ep.parseFile(preproc);
|
|
|
|
for(int g=0; g<buf.size(); ++g)
|
|
scripts[LinePointer(static_cast<int>(buf.size()), g, buf[g].realLineNum)] = buf[g].tl;
|
|
|
|
for(auto p : scripts)
|
|
std::visit(ScriptScanner(this, p.first), p.second);
|
|
|
|
std::stringstream out;
|
|
|
|
out << "local ERM = require(\"core:erm\")" << std::endl;
|
|
|
|
if(isVERM)
|
|
{
|
|
out << "local VERM = require(\"core:verm\")" << std::endl;
|
|
}
|
|
|
|
out << "local _" << std::endl;
|
|
out << "local v, w, z, F, M, Q = ERM.v, ERM.w, ERM.z, ERM.F, ERM.M, ERM.Q" << std::endl;
|
|
|
|
ERMConverter::convertInstructions(out, this);
|
|
|
|
for(const auto & p : triggers)
|
|
{
|
|
const VERMInterpreter::TriggerType & tt = p.first;
|
|
|
|
if(tt.type == VERMInterpreter::TriggerType::FU)
|
|
{
|
|
ERMConverter::convertFunctions(out, this, p.second);
|
|
}
|
|
else
|
|
{
|
|
ERMConverter::convertTriggers(out, this, tt, p.second);
|
|
}
|
|
}
|
|
|
|
for(const auto & p : postTriggers)
|
|
;//TODO:postTriggers
|
|
|
|
out << "ERM:callInstructions(instructions)" << std::endl;
|
|
|
|
return out.str();
|
|
}
|
|
|
|
namespace VERMInterpreter
|
|
{
|
|
VOption convertToVOption(const ERM::TVOption & tvo)
|
|
{
|
|
struct OptionConverterVisitor
|
|
{
|
|
VOption operator()(const boost::recursive_wrapper<ERM::TVExp>& cmd) const
|
|
{
|
|
return boost::recursive_wrapper<VNode>(VNode(cmd.get()));
|
|
}
|
|
VOption operator()(const ERM::TSymbol & cmd) const
|
|
{
|
|
if(cmd.symModifier.empty())
|
|
return VSymbol(cmd.sym);
|
|
else
|
|
return boost::recursive_wrapper<VNode>(VNode(cmd));
|
|
}
|
|
VOption operator()(const char & cmd) const
|
|
{
|
|
return TLiteral(cmd);
|
|
}
|
|
VOption operator()(const double & cmd) const
|
|
{
|
|
return TLiteral(cmd);
|
|
}
|
|
VOption operator()(const int & cmd) const
|
|
{
|
|
return TLiteral(cmd);
|
|
}
|
|
VOption operator()(const ERM::Tcommand & cmd) const
|
|
{
|
|
return cmd;
|
|
}
|
|
VOption operator()(const ERM::TStringConstant & cmd) const
|
|
{
|
|
return TLiteral(cmd.str);
|
|
}
|
|
};
|
|
return std::visit(OptionConverterVisitor(), tvo);
|
|
}
|
|
|
|
VNode::VNode( const ERM::TVExp & exp )
|
|
{
|
|
for(int i=0; i<exp.children.size(); ++i)
|
|
{
|
|
children.push_back(convertToVOption(exp.children[i]));
|
|
}
|
|
processModifierList(exp.modifier, false);
|
|
}
|
|
|
|
VNode::VNode( const VOption & first, const VOptionList & rest ) /*merges given arguments into [a, rest] */
|
|
{
|
|
setVnode(first, rest);
|
|
}
|
|
|
|
VNode::VNode( const VOptionList & cdren ) : children(cdren)
|
|
{}
|
|
|
|
VNode::VNode( const ERM::TSymbol & sym )
|
|
{
|
|
children.car() = VSymbol(sym.sym);
|
|
processModifierList(sym.symModifier, true);
|
|
}
|
|
|
|
void VNode::setVnode( const VOption & first, const VOptionList & rest )
|
|
{
|
|
children.car() = first;
|
|
children.cdr() = rest;
|
|
}
|
|
|
|
void VNode::processModifierList( const std::vector<TVModifier> & modifierList, bool asSymbol )
|
|
{
|
|
for(int g=0; g<modifierList.size(); ++g)
|
|
{
|
|
if(asSymbol)
|
|
{
|
|
children.resize(children.size()+1);
|
|
for(auto i=children.size()-1; i >0; i--)
|
|
{
|
|
children[i] = children[i-1];
|
|
}
|
|
}
|
|
else
|
|
{
|
|
children.cdr() = VNode(children);
|
|
}
|
|
|
|
if(modifierList[g] == "`")
|
|
{
|
|
children.car() = VSymbol("`");
|
|
}
|
|
else if(modifierList[g] == ",!")
|
|
{
|
|
children.car() = VSymbol("comma-unlist");
|
|
}
|
|
else if(modifierList[g] == ",")
|
|
{
|
|
children.car() = VSymbol(",");
|
|
}
|
|
else if(modifierList[g] == "#'")
|
|
{
|
|
children.car() = VSymbol("get-func");
|
|
}
|
|
else if(modifierList[g] == "'")
|
|
{
|
|
children.car() = VSymbol("'");
|
|
}
|
|
else
|
|
throw EInterpreterError("Incorrect value of modifier!");
|
|
}
|
|
}
|
|
|
|
VermTreeIterator & VermTreeIterator::operator=( const VOption & opt )
|
|
{
|
|
switch (state)
|
|
{
|
|
case CAR:
|
|
if(parent->size() <= basePos)
|
|
parent->push_back(opt);
|
|
else
|
|
(*parent)[basePos] = opt;
|
|
break;
|
|
case NORM:
|
|
parent->resize(basePos+1);
|
|
(*parent)[basePos] = opt;
|
|
break;
|
|
default://should never happen
|
|
break;
|
|
}
|
|
return *this;
|
|
}
|
|
|
|
VermTreeIterator & VermTreeIterator::operator=( const std::vector<VOption> & opt )
|
|
{
|
|
switch (state)
|
|
{
|
|
case CAR:
|
|
//TODO: implement me
|
|
break;
|
|
case NORM:
|
|
parent->resize(basePos+1);
|
|
parent->insert(parent->begin()+basePos, opt.begin(), opt.end());
|
|
break;
|
|
default://should never happen
|
|
break;
|
|
}
|
|
return *this;
|
|
}
|
|
VermTreeIterator & VermTreeIterator::operator=( const VOptionList & opt )
|
|
{
|
|
return *this = opt;
|
|
}
|
|
VOption & VermTreeIterator::getAsItem()
|
|
{
|
|
if(state == CAR)
|
|
return (*parent)[basePos];
|
|
else
|
|
throw EInterpreterError("iterator is not in car state, cannot get as list");
|
|
}
|
|
|
|
size_t VermTreeIterator::size() const
|
|
{
|
|
return parent->size() - basePos;
|
|
}
|
|
|
|
VERMInterpreter::VOptionList VermTreeIterator::getAsList()
|
|
{
|
|
VOptionList ret;
|
|
for(int g = basePos; g<parent->size(); ++g)
|
|
{
|
|
ret.push_back((*parent)[g]);
|
|
}
|
|
return ret;
|
|
}
|
|
|
|
VermTreeIterator VOptionList::cdr()
|
|
{
|
|
VermTreeIterator ret(*this);
|
|
ret.basePos = 1;
|
|
return ret;
|
|
}
|
|
|
|
VermTreeIterator VOptionList::car()
|
|
{
|
|
VermTreeIterator ret(*this);
|
|
ret.state = VermTreeIterator::CAR;
|
|
return ret;
|
|
}
|
|
|
|
}
|