StringReader.c File Reference

#include <assert.h>
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include <wchar.h>
#include "StringReader.h"

Go to the source code of this file.

Macros
#define	_Class   _StringReader

Functions
Class *	_StringReader (void)
static Object *	copy (const Object *self)
static void	dealloc (Object *self)
static void	initialize (Class *clazz)
static StringReader *	initWithCharacters (StringReader *self, const char *chars)
static StringReader *	initWithString (StringReader *self, String *string)
static Unicode	next (StringReader *self, StringReaderMode mode)
static Unicode	peek (StringReader *self)
static String *	readToken (StringReader *self, const Unicode *charset, Unicode *stop)
static void	reset (StringReader *self)
static Unicode	stringReaderRead (StringReader *self)

Macro Definition Documentation

_Class

#define _Class   _StringReader

Definition at line 32 of file StringReader.c.

Function Documentation

_StringReader()

Class * _StringReader

(

void

)

Definition at line 192 of file StringReader.c.

                           {
    static Class *clazz;
    static Once once;
 
    do_once(&once, {
        clazz = _initialize(&(const ClassDef) {
            .name = "StringReader",
            .superclass = _Object(),
            .instanceSize = sizeof(StringReader),
            .interfaceOffset = offsetof(StringReader, interface),
            .interfaceSize = sizeof(StringReaderInterface),
            .initialize = initialize,
        });
    });
 
    return clazz;
}

copy()

static Object * copy ( const Object *  self )

static

See also

Object::copy(const Object *)

Definition at line 39 of file StringReader.c.

                                        {
 
    StringReader *this = (StringReader *) self;
 
    return (Object *) $(alloc(StringReader), initWithString, this->string);
}

dealloc()

static void dealloc ( Object *  self )

static

See also

Object::dealloc(Object *)

Definition at line 49 of file StringReader.c.

                                  {
 
    StringReader *this = (StringReader *) self;
 
    release(this->string);
 
    super(Object, self, dealloc);
}

initialize()

static void initialize ( Class *  clazz )

static

See also

Class::initialize(Class *)

Definition at line 174 of file StringReader.c.

                                     {
 
    ((ObjectInterface *) clazz->interface)->copy = copy;
    ((ObjectInterface *) clazz->interface)->dealloc = dealloc;
 
    ((StringReaderInterface *) clazz->interface)->initWithCharacters = initWithCharacters;
    ((StringReaderInterface *) clazz->interface)->initWithString = initWithString;
    ((StringReaderInterface *) clazz->interface)->next = next;
    ((StringReaderInterface *) clazz->interface)->peek = peek;
    ((StringReaderInterface *) clazz->interface)->read = stringReaderRead;
    ((StringReaderInterface *) clazz->interface)->readToken = readToken;
    ((StringReaderInterface *) clazz->interface)->reset = reset;
}

initWithCharacters()

static StringReader * initWithCharacters ( StringReader *  self, const char *  chars  )

static

Definition at line 64 of file StringReader.c.

                                                                               {
 
    String *string = str(chars);
 
    self = $(self, initWithString, string);
 
    release(string);
 
    return self;
}

initWithString()

static StringReader * initWithString ( StringReader *  self, String *  string  )

static

Definition at line 79 of file StringReader.c.

                                                                        {
 
    self = (StringReader *) super(Object, self, init);
    if (self) {
        self->string = retain(string);
        $(self, reset);
    }
    return self;
}

next()

static Unicode next ( StringReader *  self, StringReaderMode  mode  )

static

Definition at line 93 of file StringReader.c.

                                                               {
    Unicode c;
 
    const int bytes = mbtowc(&c, self->head, MB_CUR_MAX);
    if (bytes > 0) {
        if (mode == StringReaderRead) {
            self->head += bytes;
        }
        return c;
    }
 
    return READER_EOF;
}

peek()

static Unicode peek ( StringReader *  self )

static

Definition at line 111 of file StringReader.c.

                                        {
    return $(self, next, StringReaderPeek);
}

readToken()

static String * readToken ( StringReader *  self, const Unicode *  charset, Unicode *  stop  )

static

Definition at line 127 of file StringReader.c.

                                                                                    {
 
    while (true) {
        const Unicode c = $(self, peek);
        if (c == READER_EOF || wcschr(charset, c) == NULL) {
            break;
        }
        $(self, read);
    }
 
    const char *start = self->head;
 
    while (true) {
        const Unicode c = $(self, peek);
        if (c == READER_EOF || wcschr(charset, c)) {
            if (stop) {
                *stop = c;
            }
            break;
        }
        $(self, read);
    }
 
    if (self->head - start > 0) {
        const Range range = {
            .location = start - self->string->chars,
            .length = self->head - start
        };
        return $(self->string, substring, range);
    }
 
    return NULL;
}

reset()

static void reset ( StringReader *  self )

static

Definition at line 165 of file StringReader.c.

                                      {
    self->head = self->string->chars;
}

stringReaderRead()

static Unicode stringReaderRead ( StringReader *  self )

static

Definition at line 119 of file StringReader.c.

                                                    {
    return $(self, next, StringReaderRead);
}