4coder/4cpp_lexer_types.h

252 lines
5.5 KiB
C

// TOP
#ifndef FCPP_LEXER_TYPES_INC
#define FCPP_LEXER_TYPES_INC
enum Cpp_Token_Type{
CPP_TOKEN_JUNK,
CPP_TOKEN_COMMENT,
CPP_PP_INCLUDE,
CPP_PP_DEFINE,
CPP_PP_UNDEF,
CPP_PP_IF,
CPP_PP_IFDEF,
CPP_PP_IFNDEF,
CPP_PP_ELSE,
CPP_PP_ELIF,
CPP_PP_ENDIF,
CPP_PP_ERROR,
CPP_PP_IMPORT,
CPP_PP_USING,
CPP_PP_LINE,
CPP_PP_PRAGMA,
CPP_PP_STRINGIFY,
CPP_PP_CONCAT,
CPP_PP_UNKNOWN,
CPP_TOKEN_KEY_TYPE,
CPP_TOKEN_KEY_MODIFIER,
CPP_TOKEN_KEY_QUALIFIER,
CPP_TOKEN_KEY_OPERATOR, // NOTE(allen): This type is not actually stored in tokens
CPP_TOKEN_KEY_CONTROL_FLOW,
CPP_TOKEN_KEY_CAST,
CPP_TOKEN_KEY_TYPE_DECLARATION,
CPP_TOKEN_KEY_ACCESS,
CPP_TOKEN_KEY_LINKAGE,
CPP_TOKEN_KEY_OTHER,
CPP_TOKEN_IDENTIFIER,
CPP_TOKEN_INTEGER_CONSTANT,
CPP_TOKEN_CHARACTER_CONSTANT,
CPP_TOKEN_FLOATING_CONSTANT,
CPP_TOKEN_STRING_CONSTANT,
CPP_TOKEN_BOOLEAN_CONSTANT,
CPP_TOKEN_STATIC_ASSERT,
CPP_TOKEN_BRACKET_OPEN,
CPP_TOKEN_BRACKET_CLOSE,
CPP_TOKEN_PARENTHESE_OPEN,
CPP_TOKEN_PARENTHESE_CLOSE,
CPP_TOKEN_BRACE_OPEN,
CPP_TOKEN_BRACE_CLOSE,
CPP_TOKEN_SEMICOLON,
CPP_TOKEN_ELLIPSIS,
// NOTE(allen): Ambiguous tokens, lexer only,
// parser figures out the real meaning
CPP_TOKEN_STAR,
CPP_TOKEN_AMPERSAND,
CPP_TOKEN_TILDE,
CPP_TOKEN_PLUS,
CPP_TOKEN_MINUS,
CPP_TOKEN_INCREMENT,
CPP_TOKEN_DECREMENT,
// NOTE(allen): Precedence 1, LtoR
CPP_TOKEN_SCOPE,
// NOTE(allen): Precedence 2, LtoR
CPP_TOKEN_POSTINC, // from increment, parser only
CPP_TOKEN_POSTDEC, // from decrement, parser only
CPP_TOKEN_FUNC_STYLE_CAST, // parser only
CPP_TOKEN_CPP_STYLE_CAST,
CPP_TOKEN_CALL, // from open paren, parser only
CPP_TOKEN_INDEX, // from bracket open, parser only
CPP_TOKEN_DOT,
CPP_TOKEN_ARROW,
// NOTE(allen): Precedence 3, RtoL
CPP_TOKEN_PREINC, // from increment, parser only
CPP_TOKEN_PREDEC, // from decrement, parser only
CPP_TOKEN_POSITIVE, // from plus, parser only
CPP_TOKEN_NEGAITVE, // from minus, parser only
CPP_TOKEN_NOT,
CPP_TOKEN_BIT_NOT, // from tilde, direct from 'compl'
CPP_TOKEN_CAST, // from open paren, parser only
CPP_TOKEN_DEREF, // from star, parser only
CPP_TOKEN_TYPE_PTR, // from star, parser only
CPP_TOKEN_ADDRESS, // from ampersand, parser only
CPP_TOKEN_TYPE_REF, // from ampersand, parser only
CPP_TOKEN_SIZEOF,
CPP_TOKEN_ALIGNOF,
CPP_TOKEN_DECLTYPE,
CPP_TOKEN_TYPEID,
CPP_TOKEN_NEW,
CPP_TOKEN_DELETE,
CPP_TOKEN_NEW_ARRAY, // from new and bracket open, parser only
CPP_TOKEN_DELETE_ARRAY, // from delete and bracket open, parser only
// NOTE(allen): Precedence 4, LtoR
CPP_TOKEN_PTRDOT,
CPP_TOKEN_PTRARROW,
// NOTE(allen): Precedence 5, LtoR
CPP_TOKEN_MUL, // from start, parser only
CPP_TOKEN_DIV,
CPP_TOKEN_MOD,
// NOTE(allen): Precedence 6, LtoR
CPP_TOKEN_ADD, // from plus, parser only
CPP_TOKEN_SUB, // from minus, parser only
// NOTE(allen): Precedence 7, LtoR
CPP_TOKEN_LSHIFT,
CPP_TOKEN_RSHIFT,
// NOTE(allen): Precedence 8, LtoR
CPP_TOKEN_LESS,
CPP_TOKEN_GRTR,
CPP_TOKEN_GRTREQ,
CPP_TOKEN_LESSEQ,
// NOTE(allen): Precedence 9, LtoR
CPP_TOKEN_EQEQ,
CPP_TOKEN_NOTEQ,
// NOTE(allen): Precedence 10, LtoR
CPP_TOKEN_BIT_AND, // from ampersand, direct from 'bitand'
// NOTE(allen): Precedence 11, LtoR
CPP_TOKEN_BIT_XOR,
// NOTE(allen): Precedence 12, LtoR
CPP_TOKEN_BIT_OR,
// NOTE(allen): Precedence 13, LtoR
CPP_TOKEN_AND,
// NOTE(allen): Precedence 14, LtoR
CPP_TOKEN_OR,
// NOTE(allen): Precedence 15, RtoL
CPP_TOKEN_TERNARY_QMARK,
CPP_TOKEN_COLON,
CPP_TOKEN_THROW,
CPP_TOKEN_EQ,
CPP_TOKEN_ADDEQ,
CPP_TOKEN_SUBEQ,
CPP_TOKEN_MULEQ,
CPP_TOKEN_DIVEQ,
CPP_TOKEN_MODEQ,
CPP_TOKEN_LSHIFTEQ,
CPP_TOKEN_RSHIFTEQ,
CPP_TOKEN_ANDEQ,
CPP_TOKEN_OREQ,
CPP_TOKEN_XOREQ,
// NOTE(allen): Precedence 16, LtoR
CPP_TOKEN_COMMA,
CPP_TOKEN_DEFINED,
CPP_TOKEN_INCLUDE_FILE,
CPP_TOKEN_ERROR_MESSAGE,
// NOTE(allen): used in the parser
CPP_TOKEN_EOF,
CPP_TOKEN_TYPE_COUNT
};
// TODO(allen): This is a dumb redundant type... probably just
// move towards using String for this everywhere eventually.
struct Cpp_File{
char *data;
int size;
};
struct Cpp_Token{
Cpp_Token_Type type;
int start, size;
unsigned short state_flags;
unsigned short flags;
};
enum Cpp_Token_Flag{
CPP_TFLAG_IGNORE = 1 << 0,
CPP_TFLAG_PP_DIRECTIVE = 1 << 1,
CPP_TFLAG_PP_BODY = 1 << 2,
CPP_TFLAG_BAD_ENDING = 1 << 3,
CPP_TFLAG_MULTILINE = 1 << 4,
CPP_TFLAG_PARAMETERIZED = 1 << 5,
CPP_TFLAG_IS_OPERATOR = 1 << 6,
CPP_TFLAG_IS_KEYWORD = 1 << 7
};
enum Cpp_Preprocessor_State{
CPP_LEX_PP_DEFAULT,
CPP_LEX_PP_IDENTIFIER,
CPP_LEX_PP_MACRO_IDENTIFIER,
CPP_LEX_PP_INCLUDE,
CPP_LEX_PP_BODY,
CPP_LEX_PP_BODY_IF,
CPP_LEX_PP_NUMBER,
CPP_LEX_PP_ERROR,
CPP_LEX_PP_JUNK,
// NEVER ADD BELOW THIS
CPP_LEX_PP_COUNT
};
struct Cpp_Token_Stack{
Cpp_Token *tokens;
int count, max_count;
};
inline Cpp_Token_Stack
cpp_token_stack_zero(){
Cpp_Token_Stack stack={0};
return(stack);
}
struct Cpp_Token_Merge{
Cpp_Token new_token;
int did_merge;
};
struct Seek_Result{
int pos;
int new_line;
};
struct Cpp_Get_Token_Result{
int token_index;
int in_whitespace;
};
struct Cpp_Relex_State{
Cpp_File file;
Cpp_Token_Stack *stack;
int start, end, amount;
int start_token_i;
int end_token_i;
int relex_start;
int tolerance;
int space_request;
};
#endif
// BOTTOM