Ruby  2.0.0p247(2013-06-27revision41674)
Data Structures | Defines | Functions | Variables
ext/strscan/strscan.c File Reference
#include "ruby/ruby.h"
#include "ruby/re.h"
#include "ruby/encoding.h"
#include "regint.h"

Go to the source code of this file.

Data Structures

struct  strscanner

Defines

#define STRSCAN_VERSION   "0.7.0"
#define FLAG_MATCHED   (1 << 0)
#define MATCHED_P(s)   ((s)->flags & FLAG_MATCHED)
#define MATCHED(s)   (s)->flags |= FLAG_MATCHED
#define CLEAR_MATCH_STATUS(s)   (s)->flags &= ~FLAG_MATCHED
#define S_PBEG(s)   (RSTRING_PTR((s)->str))
#define S_LEN(s)   (RSTRING_LEN((s)->str))
#define S_PEND(s)   (S_PBEG(s) + S_LEN(s))
#define CURPTR(s)   (S_PBEG(s) + (s)->curr)
#define S_RESTLEN(s)   (S_LEN(s) - (s)->curr)
#define EOS_P(s)   ((s)->curr >= RSTRING_LEN(p->str))
#define GET_SCANNER(obj, var)
#define INSPECT_LENGTH   5
#define BUFSIZE   256

Functions

static VALUE infect _ ((VALUE str, struct strscanner *p))
static VALUE extract_range _ ((struct strscanner *p, long beg_i, long end_i))
static VALUE extract_beg_len _ ((struct strscanner *p, long beg_i, long len))
static struct strscanner
*check_strscan 
_ ((VALUE obj))
static void strscan_mark _ ((void *p))
static size_t strscan_memsize _ ((const void *p))
static VALUE strscan_s_allocate _ ((VALUE klass))
static VALUE strscan_initialize _ ((int argc, VALUE *argv, VALUE self))
static VALUE strscan_init_copy _ ((VALUE vself, VALUE vorig))
static VALUE strscan_s_mustc _ ((VALUE self))
static VALUE strscan_set_string _ ((VALUE self, VALUE str))
static VALUE strscan_set_pos _ ((VALUE self, VALUE pos))
static VALUE strscan_do_scan _ ((VALUE self, VALUE regex, int succptr, int getstr, int headonly))
static VALUE strscan_scan _ ((VALUE self, VALUE re))
static VALUE strscan_scan_full _ ((VALUE self, VALUE re, VALUE succp, VALUE getp))
static void
adjust_registers_to_matched 
_ ((struct strscanner *p))
static VALUE strscan_peek _ ((VALUE self, VALUE len))
static VALUE strscan_aref _ ((VALUE self, VALUE idx))
static VALUE infect (VALUE str, struct strscanner *p)
static VALUE str_new (struct strscanner *p, const char *ptr, long len)
static VALUE extract_range (struct strscanner *p, long beg_i, long end_i)
static VALUE extract_beg_len (struct strscanner *p, long beg_i, long len)
static void strscan_mark (void *ptr)
static void strscan_free (void *ptr)
static size_t strscan_memsize (const void *ptr)
static VALUE strscan_s_allocate (VALUE klass)
static VALUE strscan_initialize (int argc, VALUE *argv, VALUE self)
static struct strscannercheck_strscan (VALUE obj)
static VALUE strscan_init_copy (VALUE vself, VALUE vorig)
static VALUE strscan_s_mustc (VALUE self)
static VALUE strscan_reset (VALUE self)
static VALUE strscan_terminate (VALUE self)
static VALUE strscan_clear (VALUE self)
static VALUE strscan_get_string (VALUE self)
static VALUE strscan_set_string (VALUE self, VALUE str)
static VALUE strscan_concat (VALUE self, VALUE str)
static VALUE strscan_get_pos (VALUE self)
static VALUE strscan_get_charpos (VALUE self)
static VALUE strscan_set_pos (VALUE self, VALUE v)
static VALUE strscan_do_scan (VALUE self, VALUE regex, int succptr, int getstr, int headonly)
static VALUE strscan_scan (VALUE self, VALUE re)
static VALUE strscan_match_p (VALUE self, VALUE re)
static VALUE strscan_skip (VALUE self, VALUE re)
static VALUE strscan_check (VALUE self, VALUE re)
static VALUE strscan_scan_full (VALUE self, VALUE re, VALUE s, VALUE f)
static VALUE strscan_scan_until (VALUE self, VALUE re)
static VALUE strscan_exist_p (VALUE self, VALUE re)
static VALUE strscan_skip_until (VALUE self, VALUE re)
static VALUE strscan_check_until (VALUE self, VALUE re)
static VALUE strscan_search_full (VALUE self, VALUE re, VALUE s, VALUE f)
static void adjust_registers_to_matched (struct strscanner *p)
static VALUE strscan_getch (VALUE self)
static VALUE strscan_get_byte (VALUE self)
static VALUE strscan_getbyte (VALUE self)
static VALUE strscan_peek (VALUE self, VALUE vlen)
static VALUE strscan_peep (VALUE self, VALUE vlen)
static VALUE strscan_unscan (VALUE self)
static VALUE strscan_bol_p (VALUE self)
static VALUE strscan_eos_p (VALUE self)
static VALUE strscan_empty_p (VALUE self)
static VALUE strscan_rest_p (VALUE self)
static VALUE strscan_matched_p (VALUE self)
static VALUE strscan_matched (VALUE self)
static VALUE strscan_matched_size (VALUE self)
static VALUE strscan_aref (VALUE self, VALUE idx)
static VALUE strscan_pre_match (VALUE self)
static VALUE strscan_post_match (VALUE self)
static VALUE strscan_rest (VALUE self)
static VALUE strscan_rest_size (VALUE self)
static VALUE strscan_restsize (VALUE self)
static VALUE strscan_inspect (VALUE self)
static VALUE inspect1 (struct strscanner *p)
static VALUE inspect2 (struct strscanner *p)
void Init_strscan ()

Variables

static VALUE StringScanner
static VALUE ScanError
static ID id_byteslice
static const rb_data_type_t strscanner_type

Define Documentation

#define BUFSIZE   256

Definition at line 1090 of file strscan.c.

Referenced by inspect1(), inspect2(), and strscan_inspect().

#define CLEAR_MATCH_STATUS (   s)    (s)->flags &= ~FLAG_MATCHED
#define CURPTR (   s)    (S_PBEG(s) + (s)->curr)

Definition at line 50 of file strscan.c.

Referenced by inspect1(), inspect2(), strscan_bol_p(), strscan_do_scan(), and strscan_getch().

#define EOS_P (   s)    ((s)->curr >= RSTRING_LEN(p->str))
#define FLAG_MATCHED   (1 << 0)

Definition at line 30 of file strscan.c.

#define GET_SCANNER (   obj,
  var 
)
#define INSPECT_LENGTH   5

Definition at line 1089 of file strscan.c.

Referenced by inspect1(), and inspect2().

#define MATCHED (   s)    (s)->flags |= FLAG_MATCHED

Definition at line 44 of file strscan.c.

Referenced by strscan_do_scan(), strscan_get_byte(), and strscan_getch().

#define MATCHED_P (   s)    ((s)->flags & FLAG_MATCHED)
#define S_LEN (   s)    (RSTRING_LEN((s)->str))
#define S_PBEG (   s)    (RSTRING_PTR((s)->str))

Definition at line 47 of file strscan.c.

Referenced by extract_beg_len(), and extract_range().

#define S_PEND (   s)    (S_PBEG(s) + S_LEN(s))

Definition at line 49 of file strscan.c.

Referenced by strscan_bol_p(), and strscan_getch().

#define S_RESTLEN (   s)    (S_LEN(s) - (s)->curr)

Definition at line 51 of file strscan.c.

Referenced by strscan_do_scan().

#define STRSCAN_VERSION   "0.7.0"

Definition at line 16 of file strscan.c.

Referenced by Init_strscan().


Function Documentation

static VALUE infect _ ( (VALUE str, struct strscanner *p)  ) [static]
static VALUE extract_range _ ( (struct strscanner *p, long beg_i, long end_i)  ) [static]
static VALUE extract_beg_len _ ( (struct strscanner *p, long beg_i, long len)  ) [static]
static struct strscanner* check_strscan _ ( (VALUE obj)  ) [static, read]
static void strscan_free _ ( (void *p)  ) [static]
static size_t strscan_memsize _ ( (const void *p)  ) [static]
static VALUE strscan_s_allocate _ ( (VALUE klass)  ) [static]
static VALUE strscan_initialize _ ( (int argc, VALUE *argv, VALUE self)  ) [static]
static VALUE strscan_init_copy _ ( (VALUE vself, VALUE vorig)  ) [static]
static VALUE strscan_inspect _ ( (VALUE self)  ) [static]
static VALUE strscan_concat _ ( (VALUE self, VALUE str)  ) [static]
static VALUE strscan_set_pos _ ( (VALUE self, VALUE pos)  ) [static]
static VALUE strscan_do_scan _ ( (VALUE self, VALUE regex, int succptr, int getstr, int headonly)  ) [static]
static VALUE strscan_check_until _ ( (VALUE self, VALUE re)  ) [static]
static VALUE strscan_search_full _ ( (VALUE self, VALUE re, VALUE succp, VALUE getp)  ) [static]
static VALUE inspect2 _ ( (struct strscanner *p)  ) [static]
static VALUE strscan_peep _ ( (VALUE self, VALUE len)  ) [static]
static VALUE strscan_aref _ ( (VALUE self, VALUE idx)  ) [static]
static void adjust_registers_to_matched ( struct strscanner p) [static]
static struct strscanner* check_strscan ( VALUE  obj) [static, read]
static VALUE extract_beg_len ( struct strscanner p,
long  beg_i,
long  len 
) [static]

Definition at line 150 of file strscan.c.

References infect(), Qnil, S_LEN, S_PBEG, and str_new().

Referenced by strscan_do_scan(), and strscan_peek().

static VALUE extract_range ( struct strscanner p,
long  beg_i,
long  end_i 
) [static]
static VALUE infect ( VALUE  str,
struct strscanner p 
) [static]

Definition at line 126 of file strscan.c.

References OBJ_INFECT, and strscanner::str.

Referenced by extract_beg_len(), extract_range(), strscan_inspect(), strscan_peek(), and strscan_rest().

void Init_strscan ( )
static VALUE inspect1 ( struct strscanner p) [static]

Definition at line 1141 of file strscan.c.

References bp, buf, BUFSIZE, CURPTR, strscanner::curr, INSPECT_LENGTH, rb_str_dump(), rb_str_new(), and rb_str_new2().

Referenced by strscan_inspect().

static VALUE inspect2 ( struct strscanner p) [static]

Definition at line 1160 of file strscan.c.

References bp, buf, BUFSIZE, CURPTR, strscanner::curr, EOS_P, INSPECT_LENGTH, rb_str_dump(), rb_str_new(), rb_str_new2(), and S_LEN.

Referenced by strscan_inspect().

static VALUE str_new ( struct strscanner p,
const char *  ptr,
long  len 
) [static]

Definition at line 133 of file strscan.c.

References rb_enc_copy(), rb_str_new(), and strscanner::str.

Referenced by extract_beg_len(), extract_range(), strscan_peek(), and strscan_rest().

static VALUE strscan_aref ( VALUE  self,
VALUE  idx 
) [static]
static VALUE strscan_bol_p ( VALUE  self) [static]

Definition at line 860 of file strscan.c.

References CURPTR, strscanner::curr, GET_SCANNER, Qfalse, Qnil, Qtrue, and S_PEND.

Referenced by Init_strscan().

static VALUE strscan_check ( VALUE  self,
VALUE  re 
) [static]

Definition at line 581 of file strscan.c.

References strscan_do_scan().

Referenced by Init_strscan().

static VALUE strscan_check_until ( VALUE  self,
VALUE  re 
) [static]

Definition at line 675 of file strscan.c.

References strscan_do_scan().

Referenced by Init_strscan().

static VALUE strscan_clear ( VALUE  self) [static]

Definition at line 309 of file strscan.c.

References rb_warning(), and strscan_terminate().

Referenced by Init_strscan().

static VALUE strscan_concat ( VALUE  self,
VALUE  str 
) [static]

Definition at line 360 of file strscan.c.

References GET_SCANNER, rb_str_append(), strscanner::str, and StringValue.

Referenced by Init_strscan().

static VALUE strscan_do_scan ( VALUE  self,
VALUE  regex,
int  succptr,
int  getstr,
int  headonly 
) [static]
static VALUE strscan_empty_p ( VALUE  self) [static]

Definition at line 894 of file strscan.c.

References rb_warning(), and strscan_eos_p().

Referenced by Init_strscan().

static VALUE strscan_eos_p ( VALUE  self) [static]

Definition at line 881 of file strscan.c.

References EOS_P, GET_SCANNER, Qfalse, and Qtrue.

Referenced by Init_strscan(), and strscan_empty_p().

static VALUE strscan_exist_p ( VALUE  self,
VALUE  re 
) [static]

Definition at line 634 of file strscan.c.

References strscan_do_scan().

Referenced by Init_strscan().

static void strscan_free ( void *  ptr) [static]

Definition at line 170 of file strscan.c.

References onig_region_free(), strscanner::regs, and ruby_xfree().

static VALUE strscan_get_byte ( VALUE  self) [static]
static VALUE strscan_get_charpos ( VALUE  self) [static]
static VALUE strscan_get_pos ( VALUE  self) [static]

Definition at line 385 of file strscan.c.

References strscanner::curr, GET_SCANNER, and INT2FIX.

Referenced by Init_strscan().

static VALUE strscan_get_string ( VALUE  self) [static]

Definition at line 319 of file strscan.c.

References GET_SCANNER, and strscanner::str.

Referenced by Init_strscan().

static VALUE strscan_getbyte ( VALUE  self) [static]

Definition at line 778 of file strscan.c.

References rb_warning(), and strscan_get_byte().

Referenced by Init_strscan().

static VALUE strscan_getch ( VALUE  self) [static]
static VALUE strscan_init_copy ( VALUE  vself,
VALUE  vorig 
) [static]
static VALUE strscan_initialize ( int  argc,
VALUE argv,
VALUE  self 
) [static]

Definition at line 213 of file strscan.c.

References check_strscan(), rb_scan_args(), strscanner::str, and StringValue.

Referenced by Init_strscan().

static VALUE strscan_inspect ( VALUE  self) [static]
static void strscan_mark ( void *  ptr) [static]

Definition at line 163 of file strscan.c.

References rb_gc_mark(), and strscanner::str.

static VALUE strscan_match_p ( VALUE  self,
VALUE  re 
) [static]

Definition at line 537 of file strscan.c.

References strscan_do_scan().

Referenced by Init_strscan().

static VALUE strscan_matched ( VALUE  self) [static]
static VALUE strscan_matched_p ( VALUE  self) [static]

Definition at line 927 of file strscan.c.

References GET_SCANNER, MATCHED_P, Qfalse, and Qtrue.

Referenced by Init_strscan().

static VALUE strscan_matched_size ( VALUE  self) [static]

Definition at line 964 of file strscan.c.

References re_registers::beg, re_registers::end, GET_SCANNER, INT2NUM, MATCHED_P, Qnil, and strscanner::regs.

Referenced by Init_strscan().

static size_t strscan_memsize ( const void *  ptr) [static]

Definition at line 178 of file strscan.c.

References onig_region_memsize(), strscanner::regs, and size.

static VALUE strscan_peek ( VALUE  self,
VALUE  vlen 
) [static]

Definition at line 796 of file strscan.c.

References strscanner::curr, EOS_P, extract_beg_len(), GET_SCANNER, infect(), NUM2LONG, S_LEN, and str_new().

Referenced by Init_strscan(), and strscan_peep().

static VALUE strscan_peep ( VALUE  self,
VALUE  vlen 
) [static]

Definition at line 817 of file strscan.c.

References rb_warning(), and strscan_peek().

Referenced by Init_strscan().

static VALUE strscan_post_match ( VALUE  self) [static]
static VALUE strscan_pre_match ( VALUE  self) [static]
static VALUE strscan_reset ( VALUE  self) [static]

Definition at line 276 of file strscan.c.

References CLEAR_MATCH_STATUS, strscanner::curr, and GET_SCANNER.

Referenced by Init_strscan().

static VALUE strscan_rest ( VALUE  self) [static]

Definition at line 1050 of file strscan.c.

References strscanner::curr, EOS_P, extract_range(), GET_SCANNER, infect(), S_LEN, and str_new().

Referenced by Init_strscan().

static VALUE strscan_rest_p ( VALUE  self) [static]

Definition at line 909 of file strscan.c.

References EOS_P, GET_SCANNER, Qfalse, and Qtrue.

Referenced by Init_strscan().

static VALUE strscan_rest_size ( VALUE  self) [static]

Definition at line 1065 of file strscan.c.

References strscanner::curr, EOS_P, GET_SCANNER, INT2FIX, and S_LEN.

Referenced by Init_strscan(), and strscan_restsize().

static VALUE strscan_restsize ( VALUE  self) [static]

Definition at line 1083 of file strscan.c.

References rb_warning(), and strscan_rest_size().

Referenced by Init_strscan().

static VALUE strscan_s_allocate ( VALUE  klass) [static]
static VALUE strscan_s_mustc ( VALUE  self) [static]

Definition at line 267 of file strscan.c.

Referenced by Init_strscan().

static VALUE strscan_scan ( VALUE  self,
VALUE  re 
) [static]

Definition at line 520 of file strscan.c.

References strscan_do_scan().

Referenced by Init_strscan().

static VALUE strscan_scan_full ( VALUE  self,
VALUE  re,
VALUE  s,
VALUE  f 
) [static]

Definition at line 597 of file strscan.c.

References RTEST, and strscan_do_scan().

Referenced by Init_strscan().

static VALUE strscan_scan_until ( VALUE  self,
VALUE  re 
) [static]

Definition at line 615 of file strscan.c.

References strscan_do_scan().

Referenced by Init_strscan().

static VALUE strscan_search_full ( VALUE  self,
VALUE  re,
VALUE  s,
VALUE  f 
) [static]

Definition at line 690 of file strscan.c.

References RTEST, and strscan_do_scan().

Referenced by Init_strscan().

static VALUE strscan_set_pos ( VALUE  self,
VALUE  v 
) [static]

Definition at line 429 of file strscan.c.

References strscanner::curr, GET_SCANNER, INT2NUM, NUM2INT, rb_eRangeError, rb_raise(), and S_LEN.

Referenced by Init_strscan().

static VALUE strscan_set_string ( VALUE  self,
VALUE  str 
) [static]

Definition at line 334 of file strscan.c.

References check_strscan(), CLEAR_MATCH_STATUS, strscanner::curr, strscanner::str, and StringValue.

Referenced by Init_strscan().

static VALUE strscan_skip ( VALUE  self,
VALUE  re 
) [static]

Definition at line 560 of file strscan.c.

References strscan_do_scan().

Referenced by Init_strscan().

static VALUE strscan_skip_until ( VALUE  self,
VALUE  re 
) [static]

Definition at line 656 of file strscan.c.

References strscan_do_scan().

Referenced by Init_strscan().

static VALUE strscan_terminate ( VALUE  self) [static]

Definition at line 294 of file strscan.c.

References CLEAR_MATCH_STATUS, strscanner::curr, GET_SCANNER, and S_LEN.

Referenced by Init_strscan(), and strscan_clear().

static VALUE strscan_unscan ( VALUE  self) [static]

Variable Documentation

ID id_byteslice [static]

Definition at line 24 of file strscan.c.

Referenced by Init_strscan(), and strscan_get_charpos().

VALUE ScanError [static]

Definition at line 23 of file strscan.c.

Referenced by Init_strscan(), strscan_do_scan(), and strscan_unscan().

VALUE StringScanner [static]

Definition at line 22 of file strscan.c.

Referenced by Init_strscan().

Initial value:
 {
    "StringScanner",
    {strscan_mark, strscan_free, strscan_memsize}
}

Definition at line 188 of file strscan.c.