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ruby--ruby/ext/ripper/eventids2.c
nobu 67c5747369 Method reference operator
Introduce the new operator for method reference, `.:`.
[Feature #12125] [Feature #13581]
[EXPERIMENTAL]

git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@66667 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
2018-12-31 15:00:37 +00:00

308 lines
7.6 KiB
C

enum {
tIGNORED_NL = tLAST_TOKEN + 1,
tCOMMENT,
tEMBDOC_BEG,
tEMBDOC,
tEMBDOC_END,
tHEREDOC_BEG,
tHEREDOC_END,
k__END__
};
typedef struct {
ID ripper_id_backref;
ID ripper_id_backtick;
ID ripper_id_comma;
ID ripper_id_const;
ID ripper_id_cvar;
ID ripper_id_embexpr_beg;
ID ripper_id_embexpr_end;
ID ripper_id_embvar;
ID ripper_id_float;
ID ripper_id_gvar;
ID ripper_id_ident;
ID ripper_id_imaginary;
ID ripper_id_int;
ID ripper_id_ivar;
ID ripper_id_kw;
ID ripper_id_lbrace;
ID ripper_id_lbracket;
ID ripper_id_lparen;
ID ripper_id_nl;
ID ripper_id_op;
ID ripper_id_period;
ID ripper_id_rbrace;
ID ripper_id_rbracket;
ID ripper_id_rparen;
ID ripper_id_semicolon;
ID ripper_id_symbeg;
ID ripper_id_tstring_beg;
ID ripper_id_tstring_content;
ID ripper_id_tstring_end;
ID ripper_id_words_beg;
ID ripper_id_qwords_beg;
ID ripper_id_qsymbols_beg;
ID ripper_id_symbols_beg;
ID ripper_id_words_sep;
ID ripper_id_rational;
ID ripper_id_regexp_beg;
ID ripper_id_regexp_end;
ID ripper_id_label;
ID ripper_id_label_end;
ID ripper_id_tlambda;
ID ripper_id_tlambeg;
ID ripper_id_ignored_nl;
ID ripper_id_comment;
ID ripper_id_embdoc_beg;
ID ripper_id_embdoc;
ID ripper_id_embdoc_end;
ID ripper_id_sp;
ID ripper_id_heredoc_beg;
ID ripper_id_heredoc_end;
ID ripper_id___end__;
ID ripper_id_CHAR;
} ripper_scanner_ids_t;
static ripper_scanner_ids_t ripper_scanner_ids;
#include "eventids2table.c"
static void
ripper_init_eventids2(void)
{
#define set_id2(name) ripper_scanner_ids.ripper_id_##name = rb_intern_const("on_"#name)
set_id2(backref);
set_id2(backtick);
set_id2(comma);
set_id2(const);
set_id2(cvar);
set_id2(embexpr_beg);
set_id2(embexpr_end);
set_id2(embvar);
set_id2(float);
set_id2(gvar);
set_id2(ident);
set_id2(imaginary);
set_id2(int);
set_id2(ivar);
set_id2(kw);
set_id2(lbrace);
set_id2(lbracket);
set_id2(lparen);
set_id2(nl);
set_id2(op);
set_id2(period);
set_id2(rbrace);
set_id2(rbracket);
set_id2(rparen);
set_id2(semicolon);
set_id2(symbeg);
set_id2(tstring_beg);
set_id2(tstring_content);
set_id2(tstring_end);
set_id2(words_beg);
set_id2(qwords_beg);
set_id2(qsymbols_beg);
set_id2(symbols_beg);
set_id2(words_sep);
set_id2(rational);
set_id2(regexp_beg);
set_id2(regexp_end);
set_id2(label);
set_id2(label_end);
set_id2(tlambda);
set_id2(tlambeg);
set_id2(ignored_nl);
set_id2(comment);
set_id2(embdoc_beg);
set_id2(embdoc);
set_id2(embdoc_end);
set_id2(sp);
set_id2(heredoc_beg);
set_id2(heredoc_end);
set_id2(__end__);
set_id2(CHAR);
}
STATIC_ASSERT(k__END___range, k__END__ < SHRT_MAX);
STATIC_ASSERT(ripper_scanner_ids_size, sizeof(ripper_scanner_ids) < SHRT_MAX);
#define O(member) (int)offsetof(ripper_scanner_ids_t, ripper_id_##member)
static const struct token_assoc {
unsigned short token;
unsigned short id_offset;
} token_to_eventid[] = {
{' ', O(words_sep)},
{'!', O(op)},
{'%', O(op)},
{'&', O(op)},
{'*', O(op)},
{'+', O(op)},
{'-', O(op)},
{'/', O(op)},
{'<', O(op)},
{'=', O(op)},
{'>', O(op)},
{'?', O(op)},
{'^', O(op)},
{'|', O(op)},
{'~', O(op)},
{':', O(op)},
{',', O(comma)},
{'.', O(period)},
{';', O(semicolon)},
{'`', O(backtick)},
{'\n', O(nl)},
{keyword_alias, O(kw)},
{keyword_and, O(kw)},
{keyword_begin, O(kw)},
{keyword_break, O(kw)},
{keyword_case, O(kw)},
{keyword_class, O(kw)},
{keyword_def, O(kw)},
{keyword_defined, O(kw)},
{keyword_do, O(kw)},
{keyword_do_block, O(kw)},
{keyword_do_cond, O(kw)},
{keyword_else, O(kw)},
{keyword_elsif, O(kw)},
{keyword_end, O(kw)},
{keyword_ensure, O(kw)},
{keyword_false, O(kw)},
{keyword_for, O(kw)},
{keyword_if, O(kw)},
{modifier_if, O(kw)},
{keyword_in, O(kw)},
{keyword_module, O(kw)},
{keyword_next, O(kw)},
{keyword_nil, O(kw)},
{keyword_not, O(kw)},
{keyword_or, O(kw)},
{keyword_redo, O(kw)},
{keyword_rescue, O(kw)},
{modifier_rescue, O(kw)},
{keyword_retry, O(kw)},
{keyword_return, O(kw)},
{keyword_self, O(kw)},
{keyword_super, O(kw)},
{keyword_then, O(kw)},
{keyword_true, O(kw)},
{keyword_undef, O(kw)},
{keyword_unless, O(kw)},
{modifier_unless, O(kw)},
{keyword_until, O(kw)},
{modifier_until, O(kw)},
{keyword_when, O(kw)},
{keyword_while, O(kw)},
{modifier_while, O(kw)},
{keyword_yield, O(kw)},
{keyword__FILE__, O(kw)},
{keyword__LINE__, O(kw)},
{keyword__ENCODING__, O(kw)},
{keyword_BEGIN, O(kw)},
{keyword_END, O(kw)},
{keyword_do_LAMBDA, O(kw)},
{tAMPER, O(op)},
{tANDOP, O(op)},
{tAREF, O(op)},
{tASET, O(op)},
{tASSOC, O(op)},
{tBACK_REF, O(backref)},
{tCHAR, O(CHAR)},
{tCMP, O(op)},
{tCOLON2, O(op)},
{tCOLON3, O(op)},
{tCONSTANT, O(const)},
{tCVAR, O(cvar)},
{tDOT2, O(op)},
{tDOT3, O(op)},
{tEQ, O(op)},
{tEQQ, O(op)},
{tFID, O(ident)},
{tFLOAT, O(float)},
{tGEQ, O(op)},
{tGVAR, O(gvar)},
{tIDENTIFIER, O(ident)},
{tIMAGINARY, O(imaginary)},
{tINTEGER, O(int)},
{tIVAR, O(ivar)},
{tLBRACE, O(lbrace)},
{tLBRACE_ARG, O(lbrace)},
{'{', O(lbrace)},
{'}', O(rbrace)},
{tLBRACK, O(lbracket)},
{'[', O(lbracket)},
{']', O(rbracket)},
{tLEQ, O(op)},
{tLPAREN, O(lparen)},
{tLPAREN_ARG, O(lparen)},
{'(', O(lparen)},
{')', O(rparen)},
{tLSHFT, O(op)},
{tMATCH, O(op)},
{tNEQ, O(op)},
{tNMATCH, O(op)},
{tNTH_REF, O(backref)},
{tOP_ASGN, O(op)},
{tOROP, O(op)},
{tPOW, O(op)},
{tQWORDS_BEG, O(qwords_beg)},
{tQSYMBOLS_BEG, O(qsymbols_beg)},
{tSYMBOLS_BEG, O(symbols_beg)},
{tRATIONAL, O(rational)},
{tREGEXP_BEG, O(regexp_beg)},
{tREGEXP_END, O(regexp_end)},
{tRPAREN, O(rparen)},
{tRSHFT, O(op)},
{tSTAR, O(op)},
{tDSTAR, O(op)},
{tANDDOT, O(op)},
{tMETHREF, O(op)},
{tSTRING_BEG, O(tstring_beg)},
{tSTRING_CONTENT, O(tstring_content)},
{tSTRING_DBEG, O(embexpr_beg)},
{tSTRING_DEND, O(embexpr_end)},
{tSTRING_DVAR, O(embvar)},
{tSTRING_END, O(tstring_end)},
{tSYMBEG, O(symbeg)},
{tUMINUS, O(op)},
{tUMINUS_NUM, O(op)},
{tUPLUS, O(op)},
{tWORDS_BEG, O(words_beg)},
{tXSTRING_BEG, O(backtick)},
{tLABEL, O(label)},
{tLABEL_END, O(label_end)},
{tLAMBDA, O(tlambda)},
{tLAMBEG, O(tlambeg)},
/* ripper specific tokens */
{tIGNORED_NL, O(ignored_nl)},
{tCOMMENT, O(comment)},
{tEMBDOC_BEG, O(embdoc_beg)},
{tEMBDOC, O(embdoc)},
{tEMBDOC_END, O(embdoc_end)},
{tSP, O(sp)},
{tHEREDOC_BEG, O(heredoc_beg)},
{tHEREDOC_END, O(heredoc_end)},
{k__END__, O(__end__)},
};
static ID
ripper_token2eventid(int tok)
{
int i;
for (i = 0; i < numberof(token_to_eventid); i++) {
const struct token_assoc *const a = &token_to_eventid[i];
if (a->token == tok)
return *(const ID *)((const char *)&ripper_scanner_ids + a->id_offset);
}
if (tok < 256) {
return ripper_scanner_ids.ripper_id_CHAR;
}
rb_raise(rb_eRuntimeError, "[Ripper FATAL] unknown token %d", tok);
UNREACHABLE_RETURN(0);
}