Files
Nasal-Interpreter/version2.0/nasal_enum.h
Valk Richard Li 91649607bf refactor
2019-12-10 13:51:33 +08:00

145 lines
5.3 KiB
C++

#ifndef __NASAL_ENUM_H__
#define __NASAL_ENUM_H__
enum lexer_token_type
{
__token_reserve_word=1,
__token_identifier,
__token_number,
__token_string,
__token_operator,
};
void print_lexer_token(int type)
{
switch(type)
{
case __token_reserve_word:std::cout<<"reserve word";break;
case __token_identifier: std::cout<<"identifier ";break;
case __token_number: std::cout<<"number ";break;
case __token_string: std::cout<<"string ";break;
case __token_operator: std::cout<<"operator ";break;
}
return;
}
enum parse_token_type
{
__stack_end=1,
__cmp_equal,__cmp_not_equal,__cmp_less,__cmp_less_or_equal,__cmp_more,__cmp_more_or_equal,
// == != < <= > >=
__and_operator,__or_operator,__nor_operator,__add_operator,__sub_operator,__mul_operator,__div_operator,__link_operator,
// and or ! + - * / ~
__equal,__add_equal,__sub_equal,__mul_equal,__div_equal,__link_equal,
// = += -= *= /= ~=
__left_brace,__right_brace, // {}
__left_bracket,__right_bracket, // []
__left_curve,__right_curve, // ()
__semi,__comma,__colon,__dot,__ques_mark, // ; , : . ?
__unknown_operator,
// operators
__var,__func,__return,__nil,
__if,__elsif,__else,
__continue,__break,
__for,__forindex,__foreach,__while,
// reserve words
__number,__string,__id,__dynamic_id,
// basic scalar type: number string identifier dynamic_identifier
// absttract_syntax_tree type below
__root,
__null_type,
__list,__hash,
__hash_member,
__call_function,__call_array,__call_hash,
__normal_statement_block,
__definition,__assignment,
__function,__loop,__ifelse
};
void print_parse_token(int type)
{
std::string context="";
switch(type)
{
case __stack_end: context="#"; break;
case __cmp_equal: context="=="; break;
case __cmp_not_equal: context="!="; break;
case __cmp_less: context="<"; break;
case __cmp_less_or_equal: context="<="; break;
case __cmp_more: context=">"; break;
case __cmp_more_or_equal: context=">="; break;
case __and_operator: context="and";break;
case __or_operator: context="or"; break;
case __nor_operator: context="!"; break;
case __add_operator: context="+"; break;
case __sub_operator: context="-"; break;
case __mul_operator: context="*"; break;
case __div_operator: context="/"; break;
case __link_operator: context="~"; break;
case __equal: context="="; break;
case __add_equal: context="+="; break;
case __sub_equal: context="-="; break;
case __mul_equal: context="*="; break;
case __div_equal: context="/="; break;
case __link_equal: context="~="; break;
case __left_brace: context="{"; break;
case __right_brace: context="}"; break;
case __left_bracket: context="["; break;
case __right_bracket: context="]"; break;
case __left_curve: context="("; break;
case __right_curve: context=")"; break;
case __semi: context=";"; break;
case __comma: context=","; break;
case __colon: context=":"; break;
case __dot: context="."; break;
case __ques_mark: context="?"; break;
case __unknown_operator: context="unknown_operator";break;
case __var: context="var"; break;
case __func: context="func"; break;
case __continue: context="continye"; break;
case __break: context="break"; break;
case __for: context="for"; break;
case __forindex: context="forindex"; break;
case __foreach: context="foreach"; break;
case __while: context="while"; break;
case __if: context="if"; break;
case __elsif: context="elsif"; break;
case __else: context="else"; break;
case __return: context="return"; break;
case __nil: context="nil"; break;
case __id: context="identifier"; break;
case __dynamic_id: context="identifier...";break;
case __number: context="number"; break;
case __string: context="string"; break;
case __root: context="root"; break;
case __null_type: context="null_type"; break;
case __list: context="list"; break;
case __hash: context="hash"; break;
case __hash_member: context="hash_member";break;
case __call_function: context="call_func"; break;
case __call_array: context="call_array"; break;
case __call_hash: context="call_hash"; break;
case __normal_statement_block:context="block"; break;
case __definition: context="definition"; break;
case __assignment: context="assignment"; break;
case __function: context="function"; break;
case __loop: context="loop"; break;
case __ifelse: context="if-else"; break;
default: context="undefined_token";break;
}
std::cout<<context;
return;
}
#endif