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Module Information
Public.Parser.JSON2
Viewing contents of Public_Parser_JSON2-0.6/json_number.c

#line 1 "json_number.rl"
// vim:syntax=ragel

#if 4 == SIZEOF_WCHAR_T_P
# define USE_WCHAR_SCANF
#endif

#if defined(USE_WCHAR_SCANF)
# include 
#endif

#include 


#line 16 "json.cmod/json_number.c"
static const int JSON_number_start = 1;
static const int JSON_number_first_final = 6;
static const int JSON_number_error = 0;

static const int JSON_number_en_main = 1;

#line 29 "json_number.rl"


p_wchar2 *_parse_JSON_number(p_wchar2 *p, p_wchar2 *pe, struct parser_state *state) {
    p_wchar2 *i = p;
    int cs;
    int d = 0;
    double f;

    
#line 33 "json.cmod/json_number.c"
	{
	cs = JSON_number_start;
	}
#line 38 "json_number.rl"
    
#line 39 "json.cmod/json_number.c"
	{
	if ( p == pe )
		goto _out;
	switch ( cs )
	{
case 1:
	switch( (*p) ) {
		case 45: goto st2;
		case 46: goto tr2;
		case 48: goto st6;
	}
	if ( 49 <= (*p) && (*p) <= 57 )
		goto st10;
	goto st0;
st0:
	goto _out0;
st2:
	if ( ++p == pe )
		goto _out2;
case 2:
	if ( (*p) == 48 )
		goto st6;
	if ( 49 <= (*p) && (*p) <= 57 )
		goto st10;
	goto st0;
st6:
	if ( ++p == pe )
		goto _out6;
case 6:
	switch( (*p) ) {
		case 13: goto tr8;
		case 32: goto tr8;
		case 44: goto tr8;
		case 46: goto tr2;
		case 58: goto tr8;
		case 69: goto tr9;
		case 93: goto tr8;
		case 101: goto tr9;
		case 125: goto tr8;
	}
	if ( 9 <= (*p) && (*p) <= 10 )
		goto tr8;
	goto st0;
tr8:
#line 20 "json_number.rl"
	{
	goto _out7;
    }
	goto st7;
st7:
	if ( ++p == pe )
		goto _out7;
case 7:
#line 93 "json.cmod/json_number.c"
	goto st0;
tr2:
#line 27 "json_number.rl"
	{d = 1;}
	goto st3;
st3:
	if ( ++p == pe )
		goto _out3;
case 3:
#line 103 "json.cmod/json_number.c"
	if ( 48 <= (*p) && (*p) <= 57 )
		goto st8;
	goto st0;
st8:
	if ( ++p == pe )
		goto _out8;
case 8:
	switch( (*p) ) {
		case 13: goto tr8;
		case 32: goto tr8;
		case 44: goto tr8;
		case 58: goto tr8;
		case 69: goto tr9;
		case 93: goto tr8;
		case 101: goto tr9;
		case 125: goto tr8;
	}
	if ( (*p) > 10 ) {
		if ( 48 <= (*p) && (*p) <= 57 )
			goto st8;
	} else if ( (*p) >= 9 )
		goto tr8;
	goto st0;
tr9:
#line 26 "json_number.rl"
	{d = 1;}
	goto st4;
st4:
	if ( ++p == pe )
		goto _out4;
case 4:
#line 135 "json.cmod/json_number.c"
	switch( (*p) ) {
		case 43: goto st5;
		case 45: goto st5;
	}
	if ( 48 <= (*p) && (*p) <= 57 )
		goto st9;
	goto st0;
st5:
	if ( ++p == pe )
		goto _out5;
case 5:
	if ( 48 <= (*p) && (*p) <= 57 )
		goto st9;
	goto st0;
st9:
	if ( ++p == pe )
		goto _out9;
case 9:
	switch( (*p) ) {
		case 13: goto tr8;
		case 32: goto tr8;
		case 44: goto tr8;
		case 58: goto tr8;
		case 93: goto tr8;
		case 125: goto tr8;
	}
	if ( (*p) > 10 ) {
		if ( 48 <= (*p) && (*p) <= 57 )
			goto st9;
	} else if ( (*p) >= 9 )
		goto tr8;
	goto st0;
st10:
	if ( ++p == pe )
		goto _out10;
case 10:
	switch( (*p) ) {
		case 13: goto tr8;
		case 32: goto tr8;
		case 44: goto tr8;
		case 46: goto tr2;
		case 58: goto tr8;
		case 69: goto tr9;
		case 93: goto tr8;
		case 101: goto tr9;
		case 125: goto tr8;
	}
	if ( (*p) > 10 ) {
		if ( 48 <= (*p) && (*p) <= 57 )
			goto st10;
	} else if ( (*p) >= 9 )
		goto tr8;
	goto st0;
	}
	_out0: cs = 0; goto _out; 
	_out2: cs = 2; goto _out; 
	_out6: cs = 6; goto _out; 
	_out7: cs = 7; goto _out; 
	_out3: cs = 3; goto _out; 
	_out8: cs = 8; goto _out; 
	_out4: cs = 4; goto _out; 
	_out5: cs = 5; goto _out; 
	_out9: cs = 9; goto _out; 
	_out10: cs = 10; goto _out; 

	_out: {}
	}
#line 39 "json_number.rl"

    if (cs >= JSON_number_first_final) {
	
	if (!state->validate) {
#if defined(USE_WCHAR_SCANF)
	    p_wchar2 temp = *p;
	    *p = 0;

	    if (d) {
		if (1 != swscanf((wchar_t*)i, L"%lf", &f)) {
		    *p = temp;

		    push_int((int)p);
		    return NULL;
		}
		push_float(f);
	    } else {
		if (1 != swscanf((wchar_t*)i, L"%d", &d)) {
		    *p = temp;

		    push_int((int)p);
		    return NULL;
		}
		push_int(d);
	    }

	    *p = temp;
#else
	    ptrdiff_t len = (ptrdiff_t)(p - i); 

	    char *temp = (char*)malloc(len+1);

	    if (temp == NULL) {
		push_text("Not enough memory while parsing a number from JSON!\n");
		return NULL;
	    }

	    *(temp + len) = '\0';
	    
	    do {
		*(temp + len) = (char)(*(i + len));
	    } while(len-- > 0);

	    if (d == 1) {
		if (1 != sscanf(temp, "%lf", &f)) {
		    free(temp);
		    len = (ptrdiff_t)(p - i);

		    push_int((int)i);
		    return NULL;
		}
		push_float(f);
	    } else {
		if (1 != sscanf(temp, "%d", &d)) {
		    free(temp);
		    len = (ptrdiff_t)(p - i);

		    push_int((int)i);
		    return NULL;
		}
		push_int(d);
	    }

	    free(temp);
#endif
	}

	return p;
    }

    push_int((int)p);
    return NULL; // make gcc happy
}



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