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ruby/rubyparser.h

629 строки
17 KiB
C
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#ifndef RUBY_RUBYPARSER_H
#define RUBY_RUBYPARSER_H 1
/*
* This is a header file for librubyparser interface
*/
#include <stdarg.h> /* for va_list */
#ifdef UNIVERSAL_PARSER
#define rb_encoding void
#define OnigCodePoint unsigned int
#include "parser_st.h"
#ifndef RUBY_RUBY_H
#include "parser_value.h"
#endif
#else
#include "ruby/encoding.h"
#endif
/*
* AST Node
*/
enum node_type {
NODE_SCOPE,
NODE_BLOCK,
NODE_IF,
NODE_UNLESS,
NODE_CASE,
NODE_CASE2,
NODE_CASE3,
NODE_WHEN,
NODE_IN,
NODE_WHILE,
NODE_UNTIL,
NODE_ITER,
NODE_FOR,
NODE_FOR_MASGN,
NODE_BREAK,
NODE_NEXT,
NODE_REDO,
NODE_RETRY,
NODE_BEGIN,
NODE_RESCUE,
NODE_RESBODY,
NODE_ENSURE,
NODE_AND,
NODE_OR,
NODE_MASGN,
NODE_LASGN,
NODE_DASGN,
NODE_GASGN,
NODE_IASGN,
NODE_CDECL,
NODE_CVASGN,
NODE_OP_ASGN1,
NODE_OP_ASGN2,
NODE_OP_ASGN_AND,
NODE_OP_ASGN_OR,
NODE_OP_CDECL,
NODE_CALL,
NODE_OPCALL,
NODE_FCALL,
NODE_VCALL,
NODE_QCALL,
NODE_SUPER,
NODE_ZSUPER,
NODE_LIST,
NODE_ZLIST,
NODE_VALUES,
NODE_HASH,
NODE_RETURN,
NODE_YIELD,
NODE_LVAR,
NODE_DVAR,
NODE_GVAR,
NODE_IVAR,
NODE_CONST,
NODE_CVAR,
NODE_NTH_REF,
NODE_BACK_REF,
NODE_MATCH,
NODE_MATCH2,
NODE_MATCH3,
NODE_LIT,
NODE_STR,
NODE_DSTR,
NODE_XSTR,
NODE_DXSTR,
NODE_EVSTR,
NODE_DREGX,
NODE_ONCE,
NODE_ARGS,
NODE_ARGS_AUX,
NODE_OPT_ARG,
NODE_KW_ARG,
NODE_POSTARG,
NODE_ARGSCAT,
NODE_ARGSPUSH,
NODE_SPLAT,
NODE_BLOCK_PASS,
NODE_DEFN,
NODE_DEFS,
NODE_ALIAS,
NODE_VALIAS,
NODE_UNDEF,
NODE_CLASS,
NODE_MODULE,
NODE_SCLASS,
NODE_COLON2,
NODE_COLON3,
NODE_DOT2,
NODE_DOT3,
NODE_FLIP2,
NODE_FLIP3,
NODE_SELF,
NODE_NIL,
NODE_TRUE,
NODE_FALSE,
NODE_ERRINFO,
NODE_DEFINED,
NODE_POSTEXE,
NODE_DSYM,
NODE_ATTRASGN,
NODE_LAMBDA,
NODE_ARYPTN,
NODE_HSHPTN,
NODE_FNDPTN,
NODE_ERROR,
NODE_LAST
};
#define nd_head u1.node
#define nd_alen u2.argc
#define nd_next u3.node
#define nd_cond u1.node
#define nd_body u2.node
#define nd_else u3.node
#define nd_resq u2.node
#define nd_ensr u3.node
#define nd_1st u1.node
#define nd_2nd u2.node
#define nd_stts u1.node
#define nd_vid u1.id
#define nd_var u1.node
#define nd_iter u3.node
#define nd_value u2.node
#define nd_aid u3.id
#define nd_lit u1.value
#define nd_recv u1.node
#define nd_mid u2.id
#define nd_args u3.node
#define nd_ainfo u3.args
#define nd_defn u3.node
#define nd_cpath u1.node
#define nd_super u3.node
#define nd_beg u1.node
#define nd_end u2.node
#define nd_state u3.state
#define nd_nth u2.argc
#define nd_alias u1.id
#define nd_orig u2.id
#define nd_undef u2.node
#define nd_brace u2.argc
#define nd_pconst u1.node
#define nd_pkwargs u2.node
#define nd_pkwrestarg u3.node
#define nd_apinfo u3.apinfo
#define nd_fpinfo u3.fpinfo
// for NODE_SCOPE
#define nd_tbl u1.tbl
// for NODE_ARGS_AUX
#define nd_pid u1.id
#define nd_plen u2.argc
#define nd_cflag u2.id
// for ripper
#define nd_cval u3.value
#define nd_rval u2.value
#define nd_tag u1.id
#ifndef FLEX_ARY_LEN
/* From internal/compilers.h */
/* A macro for defining a flexible array, like: VALUE ary[FLEX_ARY_LEN]; */
#if defined(__STDC_VERSION__) && (__STDC_VERSION__ >= 199901L)
# define FLEX_ARY_LEN /* VALUE ary[]; */
#elif defined(__GNUC__) && !defined(__STRICT_ANSI__)
# define FLEX_ARY_LEN 0 /* VALUE ary[0]; */
#else
# define FLEX_ARY_LEN 1 /* VALUE ary[1]; */
#endif
#endif
typedef struct rb_ast_id_table {
int size;
ID ids[FLEX_ARY_LEN];
} rb_ast_id_table_t;
typedef struct rb_code_position_struct {
int lineno;
int column;
} rb_code_position_t;
typedef struct rb_code_location_struct {
rb_code_position_t beg_pos;
rb_code_position_t end_pos;
} rb_code_location_t;
typedef struct RNode {
VALUE flags;
union {
struct RNode *node;
ID id;
VALUE value;
rb_ast_id_table_t *tbl;
} u1;
union {
struct RNode *node;
ID id;
long argc;
VALUE value;
} u2;
union {
struct RNode *node;
ID id;
long state;
struct rb_args_info *args;
struct rb_ary_pattern_info *apinfo;
struct rb_fnd_pattern_info *fpinfo;
VALUE value;
} u3;
rb_code_location_t nd_loc;
int node_id;
} NODE;
/* FL : 0..4: T_TYPES, 5: KEEP_WB, 6: PROMOTED, 7: FINALIZE, 8: UNUSED, 9: UNUSED, 10: EXIVAR, 11: FREEZE */
/* NODE_FL: 0..4: T_TYPES, 5: KEEP_WB, 6: PROMOTED, 7: NODE_FL_NEWLINE,
* 8..14: nd_type,
* 15..: nd_line
*/
#define NODE_FL_NEWLINE (((VALUE)1)<<7)
#define NODE_TYPESHIFT 8
#define NODE_TYPEMASK (((VALUE)0x7f)<<NODE_TYPESHIFT)
#define nd_type(n) ((int) (((n)->flags & NODE_TYPEMASK)>>NODE_TYPESHIFT))
#define nd_set_type(n,t) \
rb_node_set_type(n, t)
#define nd_init_type(n,t) \
(n)->flags=(((n)->flags&~NODE_TYPEMASK)|((((unsigned long)(t))<<NODE_TYPESHIFT)&NODE_TYPEMASK))
struct rb_args_info {
NODE *pre_init;
NODE *post_init;
int pre_args_num; /* count of mandatory pre-arguments */
int post_args_num; /* count of mandatory post-arguments */
ID first_post_arg;
ID rest_arg;
ID block_arg;
NODE *kw_args;
NODE *kw_rest_arg;
NODE *opt_args;
unsigned int no_kwarg: 1;
unsigned int ruby2_keywords: 1;
unsigned int forwarding: 1;
VALUE imemo;
};
struct rb_ary_pattern_info {
NODE *pre_args;
NODE *rest_arg;
NODE *post_args;
};
struct rb_fnd_pattern_info {
NODE *pre_rest_arg;
NODE *args;
NODE *post_rest_arg;
};
typedef struct node_buffer_struct node_buffer_t;
/* T_IMEMO/ast */
typedef struct rb_ast_body_struct {
const NODE *root;
VALUE script_lines;
// script_lines is either:
// - a Fixnum that represents the line count of the original source, or
// - an Array that contains the lines of the original source
signed int frozen_string_literal:2; /* -1: not specified, 0: false, 1: true */
signed int coverage_enabled:2; /* -1: not specified, 0: false, 1: true */
} rb_ast_body_t;
typedef struct rb_ast_struct {
VALUE flags;
node_buffer_t *node_buffer;
rb_ast_body_t body;
} rb_ast_t;
/*
* Parser Interface
*/
typedef struct parser_params rb_parser_t;
#ifndef INTERNAL_IMEMO_H
typedef struct rb_imemo_tmpbuf_struct rb_imemo_tmpbuf_t;
#endif
#ifdef UNIVERSAL_PARSER
typedef struct rb_parser_config_struct {
/*
* Reference counter.
* This is needed because both parser and ast refer
* same config pointer.
* We can remove this, once decuple parser and ast from Ruby GC.
*/
int counter;
/* Memory */
void *(*malloc)(size_t size);
void *(*calloc)(size_t number, size_t size);
void *(*realloc)(void *ptr, size_t newsiz);
void (*free)(void *ptr);
void *(*alloc_n)(size_t nelems, size_t elemsiz);
void *(*alloc)(size_t elemsiz);
void *(*realloc_n)(void *ptr, size_t newelems, size_t newsiz);
void *(*zalloc)(size_t elemsiz);
void *(*rb_memmove)(void *dest, const void *src, size_t t, size_t n);
void *(*nonempty_memcpy)(void *dest, const void *src, size_t t, size_t n);
void *(*xmalloc_mul_add)(size_t x, size_t y, size_t z);
/* imemo */
// TODO: Should it return `rb_strterm_t *'?
VALUE (*new_strterm)(VALUE v1, VALUE v2, VALUE v3, VALUE v0, int heredoc);
int (*strterm_is_heredoc)(VALUE strterm);
VALUE (*tmpbuf_auto_free_pointer)(void);
void *(*tmpbuf_set_ptr)(VALUE v, void *ptr);
rb_imemo_tmpbuf_t *(*tmpbuf_parser_heap)(void *buf, rb_imemo_tmpbuf_t *old_heap, size_t cnt);
rb_ast_t *(*ast_new)(VALUE nb);
// VALUE rb_suppress_tracing(VALUE (*func)(VALUE), VALUE arg);
VALUE (*compile_callback)(VALUE (*func)(VALUE), VALUE arg);
NODE *(*reg_named_capture_assign)(struct parser_params* p, VALUE regexp, const rb_code_location_t *loc);
/* Object */
VALUE (*obj_freeze)(VALUE obj);
VALUE (*obj_hide)(VALUE obj);
int (*obj_frozen)(VALUE obj);
int (*type_p)(VALUE, int);
void (*obj_freeze_raw)(VALUE obj);
int (*fixnum_p)(VALUE);
int (*symbol_p)(VALUE);
/* Variable */
VALUE (*attr_get)(VALUE obj, ID id);
/* Array */
VALUE (*ary_new)(void);
VALUE (*ary_push)(VALUE ary, VALUE elem);
VALUE (*ary_new_from_args)(long n, ...);
VALUE (*ary_pop)(VALUE ary);
VALUE (*ary_last)(int argc, const VALUE *argv, VALUE ary);
VALUE (*ary_unshift)(VALUE ary, VALUE item);
VALUE (*ary_new2)(long capa); // ary_new_capa
VALUE (*ary_entry)(VALUE ary, long offset);
VALUE (*ary_join)(VALUE ary, VALUE sep);
VALUE (*ary_reverse)(VALUE ary);
VALUE (*ary_clear)(VALUE ary);
long (*array_len)(VALUE a);
VALUE (*array_aref)(VALUE, long);
/* Symbol */
VALUE (*sym_intern_ascii_cstr)(const char *ptr);
ID (*make_temporary_id)(size_t n);
int (*is_local_id)(ID);
int (*is_attrset_id)(ID);
int (*is_global_name_punct)(const int c);
int (*id_type)(ID id);
ID (*id_attrset)(ID);
ID (*intern)(const char *name);
ID (*intern2)(const char *name, long len);
ID (*intern3)(const char *name, long len, rb_encoding *enc);
ID (*intern_str)(VALUE str);
int (*is_notop_id)(ID);
int (*enc_symname_type)(const char *name, long len, rb_encoding *enc, unsigned int allowed_attrset);
VALUE (*str_intern)(VALUE str);
const char *(*id2name)(ID id);
VALUE (*id2str)(ID id);
VALUE (*id2sym)(ID x);
ID (*sym2id)(VALUE sym);
/* String */
VALUE (*str_catf)(VALUE str, const char *format, ...);
VALUE (*str_cat_cstr)(VALUE str, const char *ptr);
VALUE (*str_subseq)(VALUE str, long beg, long len);
VALUE (*str_dup)(VALUE str);
VALUE (*str_new_frozen)(VALUE orig);
VALUE (*str_buf_new)(long capa);
VALUE (*str_buf_cat)(VALUE, const char*, long);
void (*str_modify)(VALUE str);
void (*str_set_len)(VALUE str, long len);
VALUE (*str_cat)(VALUE str, const char *ptr, long len);
VALUE (*str_resize)(VALUE str, long len);
VALUE (*str_new)(const char *ptr, long len);
VALUE (*str_new_cstr)(const char *ptr);
VALUE (*fstring)(VALUE);
int (*is_ascii_string)(VALUE str);
VALUE (*enc_str_new)(const char *ptr, long len, rb_encoding *enc);
VALUE (*enc_str_buf_cat)(VALUE str, const char *ptr, long len, rb_encoding *enc);
VALUE (*str_buf_append)(VALUE str, VALUE str2);
VALUE (*str_vcatf)(VALUE str, const char *fmt, va_list ap);
char *(*string_value_cstr)(volatile VALUE *ptr);
VALUE (*rb_sprintf)(const char *format, ...);
char *(*rstring_ptr)(VALUE str);
char *(*rstring_end)(VALUE str);
long (*rstring_len)(VALUE str);
VALUE (*filesystem_str_new_cstr)(const char *ptr);
VALUE (*obj_as_string)(VALUE);
/* Hash */
VALUE (*hash_clear)(VALUE hash);
VALUE (*hash_new)(void);
VALUE (*hash_aset)(VALUE hash, VALUE key, VALUE val);
VALUE (*hash_lookup)(VALUE hash, VALUE key);
VALUE (*ident_hash_new)(void);
/* Fixnum */
VALUE (*int2fix)(long i);
/* Bignum */
void (*bignum_negate)(VALUE b);
VALUE (*big_norm)(VALUE x);
VALUE (*cstr_to_inum)(const char *str, int base, int badcheck);
/* Float */
VALUE (*float_new)(double d);
double (*float_value)(VALUE v);
/* Numeric */
int (*num2int)(VALUE val);
VALUE (*int_positive_pow)(long x, unsigned long y);
VALUE (*int2num)(int v);
long (*fix2long)(VALUE val);
/* Rational */
VALUE (*rational_new)(VALUE x, VALUE y);
VALUE (*rational_raw1)(VALUE x);
void (*rational_set_num)(VALUE r, VALUE n);
VALUE (*rational_get_num)(VALUE obj);
/* Complex */
VALUE (*complex_raw)(VALUE x, VALUE y);
void (*rcomplex_set_real)(VALUE cmp, VALUE r);
void (*rcomplex_set_imag)(VALUE cmp, VALUE i);
VALUE (*rcomplex_get_real)(VALUE obj);
VALUE (*rcomplex_get_imag)(VALUE obj);
/* IO */
int (*stderr_tty_p)(void);
void (*write_error_str)(VALUE mesg);
VALUE (*default_rs)(void);
VALUE (*io_write)(VALUE io, VALUE str);
VALUE (*io_flush)(VALUE io);
VALUE (*io_puts)(int argc, const VALUE *argv, VALUE out);
VALUE (*io_gets_internal)(VALUE io);
/* IO (Ractor) */
VALUE (*debug_output_stdout)(void);
VALUE (*debug_output_stderr)(void);
/* Encoding */
int (*is_usascii_enc)(rb_encoding *enc);
int (*enc_isalnum)(OnigCodePoint c, rb_encoding *enc);
int (*enc_precise_mbclen)(const char *p, const char *e, rb_encoding *enc);
int (*mbclen_charfound_p)(int len);
const char *(*enc_name)(rb_encoding *enc);
char *(*enc_prev_char)(const char *s, const char *p, const char *e, rb_encoding *enc);
rb_encoding* (*enc_get)(VALUE obj);
int (*enc_asciicompat)(rb_encoding *enc);
rb_encoding *(*utf8_encoding)(void);
VALUE (*enc_associate)(VALUE obj, rb_encoding *enc);
rb_encoding *(*ascii8bit_encoding)(void);
int (*enc_codelen)(int c, rb_encoding *enc);
int (*enc_mbcput)(unsigned int c, void *buf, rb_encoding *enc);
int (*char_to_option_kcode)(int c, int *option, int *kcode);
int (*ascii8bit_encindex)(void);
int (*enc_find_index)(const char *name);
rb_encoding *(*enc_from_index)(int idx);
VALUE (*enc_associate_index)(VALUE obj, int encindex);
int (*enc_isspace)(OnigCodePoint c, rb_encoding *enc);
int enc_coderange_7bit;
int enc_coderange_unknown;
rb_encoding *(*enc_compatible)(VALUE str1, VALUE str2);
VALUE (*enc_from_encoding)(rb_encoding *enc);
int (*encoding_get)(VALUE obj);
void (*encoding_set)(VALUE obj, int encindex);
int (*encoding_is_ascii8bit)(VALUE obj);
rb_encoding *(*usascii_encoding)(void);
/* Ractor */
VALUE (*ractor_make_shareable)(VALUE obj);
/* Compile */
// int rb_local_defined(ID id, const rb_iseq_t *iseq);
int (*local_defined)(ID, const void*);
// int rb_dvar_defined(ID id, const rb_iseq_t *iseq);
int (*dvar_defined)(ID, const void*);
/* Compile (parse.y) */
int (*literal_cmp)(VALUE val, VALUE lit);
parser_st_index_t (*literal_hash)(VALUE a);
/* Error (Exception) */
const char *(*builtin_class_name)(VALUE x);
VALUE (*syntax_error_append)(VALUE, VALUE, int, int, rb_encoding*, const char*, va_list);
void (*raise)(VALUE exc, const char *fmt, ...);
VALUE (*syntax_error_new)(void);
/* Eval */
VALUE (*errinfo)(void);
void (*set_errinfo)(VALUE err);
void (*exc_raise)(VALUE mesg);
VALUE (*make_exception)(int argc, const VALUE *argv);
/* GC */
void (*sized_xfree)(void *x, size_t size);
void *(*sized_realloc_n)(void *ptr, size_t new_count, size_t element_size, size_t old_count);
VALUE (*obj_write)(VALUE, VALUE *, VALUE);
VALUE (*obj_written)(VALUE, VALUE, VALUE);
void (*gc_register_mark_object)(VALUE object);
void (*gc_guard)(VALUE);
void (*gc_mark)(VALUE);
void (*gc_mark_movable)(VALUE ptr);
VALUE (*gc_location)(VALUE value);
/* Re */
VALUE (*reg_compile)(VALUE str, int options, const char *sourcefile, int sourceline);
VALUE (*reg_check_preprocess)(VALUE str);
int (*memcicmp)(const void *x, const void *y, long len);
/* Error */
void (*compile_warn)(const char *file, int line, const char *fmt, ...);
void (*compile_warning)(const char *file, int line, const char *fmt, ...);
void (*bug)(const char *fmt, ...);
void (*fatal)(const char *fmt, ...);
VALUE (*verbose)(void);
/* VM */
VALUE (*make_backtrace)(void);
/* Util */
unsigned long (*scan_hex)(const char *start, size_t len, size_t *retlen);
unsigned long (*scan_oct)(const char *start, size_t len, size_t *retlen);
unsigned long (*scan_digits)(const char *str, ssize_t len, int base, size_t *retlen, int *overflow);
double (*strtod)(const char *s00, char **se);
/* Misc */
VALUE (*rbool)(VALUE);
int (*undef_p)(VALUE);
int (*rtest)(VALUE obj);
int (*nil_p)(VALUE obj);
int (*flonum_p)(VALUE obj);
VALUE qnil;
VALUE qtrue;
VALUE qfalse;
VALUE qundef;
VALUE eArgError;
VALUE mRubyVMFrozenCore;
int (*long2int)(long);
int (*special_const_p)(VALUE);
int (*builtin_type)(VALUE);
VALUE (*node_case_when_optimizable_literal)(const NODE *const node);
/* For Ripper */
VALUE (*static_id2sym)(ID id);
long (*str_coderange_scan_restartable)(const char *s, const char *e, rb_encoding *enc, int *cr);
} rb_parser_config_t;
#undef rb_encoding
#undef OnigCodePoint
#endif /* UNIVERSAL_PARSER */
RUBY_SYMBOL_EXPORT_BEGIN
void rb_ruby_parser_free(void *ptr);
rb_ast_t* rb_ruby_parser_compile_string(rb_parser_t *p, const char *f, VALUE s, int line);
#ifdef UNIVERSAL_PARSER
rb_parser_config_t *rb_ruby_parser_config_new(void *(*malloc)(size_t size));
void rb_ruby_parser_config_free(rb_parser_config_t *config);
rb_parser_t *rb_ruby_parser_allocate(rb_parser_config_t *config);
rb_parser_t *rb_ruby_parser_new(rb_parser_config_t *config);
#endif
RUBY_SYMBOL_EXPORT_END
#endif /* RUBY_RUBYPARSER_H */
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