Ruby  1.9.3p429(2013-05-15revision40747)
Data Structures | Macros | Functions | Variables
strscan.c File Reference
#include "ruby/ruby.h"
#include "ruby/re.h"
#include "ruby/encoding.h"

Go to the source code of this file.

Data Structures

struct  strscanner
 

Macros

#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))
 
void check_strscan _ ((VALUE obj))
 
static void strscan_mark _ ((struct strscanner *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 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 (struct strscanner *p)
 
static void strscan_free (struct strscanner *p)
 
static VALUE strscan_s_allocate (VALUE klass)
 
static VALUE strscan_initialize (int argc, VALUE *argv, VALUE self)
 
void check_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_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
 

Macro Definition Documentation

#define BUFSIZE   256

Definition at line 1049 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 48 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 28 of file strscan.c.

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

Definition at line 1048 of file strscan.c.

Referenced by inspect1(), and inspect2().

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

Definition at line 42 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 45 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 47 of file strscan.c.

Referenced by strscan_bol_p(), and strscan_getch().

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

Definition at line 49 of file strscan.c.

Referenced by strscan_do_scan().

#define STRSCAN_VERSION   "0.7.0"

Definition at line 15 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
void check_strscan _ ( (VALUE obj)  )
static VALUE inspect2 _ ( (struct strscanner *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 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
void check_strscan ( VALUE  obj)

Definition at line 206 of file strscan.c.

References rb_eTypeError, rb_obj_classname(), rb_raise(), RDATA, strscan_mark(), T_DATA, and TYPE.

Referenced by strscan_init_copy().

static VALUE extract_beg_len ( struct strscanner p,
long  beg_i,
long  len 
)
static

Definition at line 147 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 123 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 1100 of file strscan.c.

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

Referenced by strscan_inspect().

static VALUE inspect2 ( struct strscanner p)
static

Definition at line 1119 of file strscan.c.

References bp, buf, BUFSIZE, CURPTR, strscanner::curr, EOS_P, INSPECT_LENGTH, len, 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 130 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 819 of file strscan.c.

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

Referenced by Init_strscan().

static VALUE strscan_check ( VALUE  self,
VALUE  re 
)
static

Definition at line 540 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 634 of file strscan.c.

References strscan_do_scan().

Referenced by Init_strscan().

static VALUE strscan_clear ( VALUE  self)
static

Definition at line 293 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 345 of file strscan.c.

References GET_SCANNER, p, 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 853 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 840 of file strscan.c.

References EOS_P, GET_SCANNER, p, Qfalse, and Qtrue.

Referenced by Init_strscan(), and strscan_empty_p().

static VALUE strscan_exist_p ( VALUE  self,
VALUE  re 
)
static

Definition at line 593 of file strscan.c.

References strscan_do_scan().

Referenced by Init_strscan().

static void strscan_free ( struct strscanner p)
static

Definition at line 166 of file strscan.c.

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

Referenced by strscan_s_allocate().

static VALUE strscan_get_byte ( VALUE  self)
static
static VALUE strscan_get_pos ( VALUE  self)
static

Definition at line 370 of file strscan.c.

References strscanner::curr, GET_SCANNER, INT2FIX, and p.

Referenced by Init_strscan().

static VALUE strscan_get_string ( VALUE  self)
static

Definition at line 303 of file strscan.c.

References GET_SCANNER, p, and strscanner::str.

Referenced by Init_strscan().

static VALUE strscan_getbyte ( VALUE  self)
static

Definition at line 737 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 192 of file strscan.c.

References Data_Get_Struct, p, rb_scan_args(), strscanner::str, and StringValue.

Referenced by Init_strscan().

static VALUE strscan_inspect ( VALUE  self)
static
static void strscan_mark ( struct strscanner p)
static

Definition at line 160 of file strscan.c.

References rb_gc_mark(), and strscanner::str.

Referenced by check_strscan(), and strscan_s_allocate().

static VALUE strscan_match_p ( VALUE  self,
VALUE  re 
)
static

Definition at line 496 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 886 of file strscan.c.

References GET_SCANNER, MATCHED_P, p, Qfalse, and Qtrue.

Referenced by Init_strscan().

static VALUE strscan_matched_size ( VALUE  self)
static

Definition at line 923 of file strscan.c.

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

Referenced by Init_strscan().

static VALUE strscan_peek ( VALUE  self,
VALUE  vlen 
)
static

Definition at line 755 of file strscan.c.

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

Referenced by Init_strscan(), and strscan_peep().

static VALUE strscan_peep ( VALUE  self,
VALUE  vlen 
)
static

Definition at line 776 of file strscan.c.

References rb_warning(), and strscan_peek().

Referenced by Init_strscan().

static VALUE strscan_post_match ( VALUE  self)
static

Definition at line 995 of file strscan.c.

References re_registers::end, extract_range(), GET_SCANNER, MATCHED_P, p, strscanner::prev, Qnil, strscanner::regs, and S_LEN.

Referenced by Init_strscan().

static VALUE strscan_pre_match ( VALUE  self)
static

Definition at line 976 of file strscan.c.

References re_registers::beg, extract_range(), GET_SCANNER, MATCHED_P, p, strscanner::prev, Qnil, and strscanner::regs.

Referenced by Init_strscan().

static VALUE strscan_reset ( VALUE  self)
static

Definition at line 260 of file strscan.c.

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

Referenced by Init_strscan().

static VALUE strscan_rest ( VALUE  self)
static

Definition at line 1009 of file strscan.c.

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

Referenced by Init_strscan().

static VALUE strscan_rest_p ( VALUE  self)
static

Definition at line 868 of file strscan.c.

References EOS_P, GET_SCANNER, p, Qfalse, and Qtrue.

Referenced by Init_strscan().

static VALUE strscan_rest_size ( VALUE  self)
static

Definition at line 1024 of file strscan.c.

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

Referenced by Init_strscan(), and strscan_restsize().

static VALUE strscan_restsize ( VALUE  self)
static

Definition at line 1042 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 251 of file strscan.c.

Referenced by Init_strscan().

static VALUE strscan_scan ( VALUE  self,
VALUE  re 
)
static

Definition at line 479 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 556 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 574 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 649 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 388 of file strscan.c.

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

Referenced by Init_strscan().

static VALUE strscan_set_string ( VALUE  self,
VALUE  str 
)
static

Definition at line 318 of file strscan.c.

References CLEAR_MATCH_STATUS, strscanner::curr, Data_Get_Struct, p, strscanner::str, and StringValue.

Referenced by Init_strscan().

static VALUE strscan_skip ( VALUE  self,
VALUE  re 
)
static

Definition at line 519 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 615 of file strscan.c.

References strscan_do_scan().

Referenced by Init_strscan().

static VALUE strscan_terminate ( VALUE  self)
static

Definition at line 278 of file strscan.c.

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

Referenced by Init_strscan(), and strscan_clear().

static VALUE strscan_unscan ( VALUE  self)
static

Definition at line 794 of file strscan.c.

References CLEAR_MATCH_STATUS, strscanner::curr, GET_SCANNER, MATCHED_P, p, strscanner::prev, rb_raise(), and ScanError.

Referenced by Init_strscan().

Variable Documentation

VALUE ScanError
static

Definition at line 22 of file strscan.c.

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

VALUE StringScanner
static

Definition at line 21 of file strscan.c.

Referenced by Init_strscan().