ruby/ext/json/parser/parser.c

3339 строки
56 KiB
C

/* This file is automatically generated from parser.rl by using ragel */
#line 1 "parser.rl"
#include "../fbuffer/fbuffer.h"
#include "parser.h"
#if defined HAVE_RUBY_ENCODING_H
# define EXC_ENCODING rb_utf8_encoding(),
# ifndef HAVE_RB_ENC_RAISE
static void
enc_raise(rb_encoding *enc, VALUE exc, const char *fmt, ...)
{
va_list args;
VALUE mesg;
va_start(args, fmt);
mesg = rb_enc_vsprintf(enc, fmt, args);
va_end(args);
rb_exc_raise(rb_exc_new3(exc, mesg));
}
# define rb_enc_raise enc_raise
# endif
#else
# define EXC_ENCODING /* nothing */
# define rb_enc_raise rb_raise
#endif
/* unicode */
static const signed char digit_values[256] = {
-1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1,
-1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1,
-1, -1, -1, -1, -1, -1, -1, -1, -1, -1, 0, 1, 2, 3, 4, 5, 6, 7, 8, 9, -1,
-1, -1, -1, -1, -1, -1, 10, 11, 12, 13, 14, 15, -1, -1, -1, -1, -1, -1, -1,
-1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1,
10, 11, 12, 13, 14, 15, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1,
-1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1,
-1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1,
-1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1,
-1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1,
-1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1,
-1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1,
-1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1,
-1, -1, -1, -1, -1, -1, -1
};
static UTF32 unescape_unicode(const unsigned char *p)
{
signed char b;
UTF32 result = 0;
b = digit_values[p[0]];
if (b < 0) return UNI_REPLACEMENT_CHAR;
result = (result << 4) | (unsigned char)b;
b = digit_values[p[1]];
if (b < 0) return UNI_REPLACEMENT_CHAR;
result = (result << 4) | (unsigned char)b;
b = digit_values[p[2]];
if (b < 0) return UNI_REPLACEMENT_CHAR;
result = (result << 4) | (unsigned char)b;
b = digit_values[p[3]];
if (b < 0) return UNI_REPLACEMENT_CHAR;
result = (result << 4) | (unsigned char)b;
return result;
}
static int convert_UTF32_to_UTF8(char *buf, UTF32 ch)
{
int len = 1;
if (ch <= 0x7F) {
buf[0] = (char) ch;
} else if (ch <= 0x07FF) {
buf[0] = (char) ((ch >> 6) | 0xC0);
buf[1] = (char) ((ch & 0x3F) | 0x80);
len++;
} else if (ch <= 0xFFFF) {
buf[0] = (char) ((ch >> 12) | 0xE0);
buf[1] = (char) (((ch >> 6) & 0x3F) | 0x80);
buf[2] = (char) ((ch & 0x3F) | 0x80);
len += 2;
} else if (ch <= 0x1fffff) {
buf[0] =(char) ((ch >> 18) | 0xF0);
buf[1] =(char) (((ch >> 12) & 0x3F) | 0x80);
buf[2] =(char) (((ch >> 6) & 0x3F) | 0x80);
buf[3] =(char) ((ch & 0x3F) | 0x80);
len += 3;
} else {
buf[0] = '?';
}
return len;
}
static VALUE mJSON, mExt, cParser, eParserError, eNestingError;
static VALUE CNaN, CInfinity, CMinusInfinity;
static ID i_json_creatable_p, i_json_create, i_create_id, i_create_additions,
i_chr, i_max_nesting, i_allow_nan, i_symbolize_names,
i_object_class, i_array_class, i_decimal_class, i_key_p,
i_deep_const_get, i_match, i_match_string, i_aset, i_aref,
i_leftshift, i_new, i_try_convert, i_freeze, i_uminus;
#line 125 "parser.rl"
enum {JSON_object_start = 1};
enum {JSON_object_first_final = 27};
enum {JSON_object_error = 0};
enum {JSON_object_en_main = 1};
static const char MAYBE_UNUSED(_JSON_object_nfa_targs)[] = {
0, 0
};
static const char MAYBE_UNUSED(_JSON_object_nfa_offsets)[] = {
0, 0, 0, 0, 0, 0, 0, 0,
0, 0, 0, 0, 0, 0, 0, 0,
0, 0, 0, 0, 0, 0, 0, 0,
0, 0, 0, 0, 0
};
static const char MAYBE_UNUSED(_JSON_object_nfa_push_actions)[] = {
0, 0
};
static const char MAYBE_UNUSED(_JSON_object_nfa_pop_trans)[] = {
0, 0
};
#line 167 "parser.rl"
static char *JSON_parse_object(JSON_Parser *json, char *p, char *pe, VALUE *result, int current_nesting)
{
int cs = EVIL;
VALUE last_name = Qnil;
VALUE object_class = json->object_class;
if (json->max_nesting && current_nesting > json->max_nesting) {
rb_raise(eNestingError, "nesting of %d is too deep", current_nesting);
}
*result = NIL_P(object_class) ? rb_hash_new() : rb_class_new_instance(0, 0, object_class);
{
cs = (int)JSON_object_start;
}
#line 182 "parser.rl"
{
if ( p == pe )
goto _test_eof;
switch ( cs )
{
case 1:
goto st_case_1;
case 0:
goto st_case_0;
case 2:
goto st_case_2;
case 3:
goto st_case_3;
case 4:
goto st_case_4;
case 5:
goto st_case_5;
case 6:
goto st_case_6;
case 7:
goto st_case_7;
case 8:
goto st_case_8;
case 9:
goto st_case_9;
case 10:
goto st_case_10;
case 11:
goto st_case_11;
case 12:
goto st_case_12;
case 13:
goto st_case_13;
case 14:
goto st_case_14;
case 15:
goto st_case_15;
case 16:
goto st_case_16;
case 17:
goto st_case_17;
case 18:
goto st_case_18;
case 27:
goto st_case_27;
case 19:
goto st_case_19;
case 20:
goto st_case_20;
case 21:
goto st_case_21;
case 22:
goto st_case_22;
case 23:
goto st_case_23;
case 24:
goto st_case_24;
case 25:
goto st_case_25;
case 26:
goto st_case_26;
}
goto st_out;
st_case_1:
if ( ( (*( p))) == 123 ) {
goto st2;
}
{
goto st0;
}
st_case_0:
st0:
cs = 0;
goto _out;
st2:
p+= 1;
if ( p == pe )
goto _test_eof2;
st_case_2:
switch( ( (*( p))) ) {
case 13: {
goto st2;
}
case 32: {
goto st2;
}
case 34: {
goto ctr2;
}
case 47: {
goto st23;
}
case 125: {
goto ctr4;
}
}
if ( 9 <= ( (*( p))) && ( (*( p))) <= 10 ) {
goto st2;
}
{
goto st0;
}
ctr2:
{
#line 149 "parser.rl"
char *np;
json->parsing_name = 1;
np = JSON_parse_string(json, p, pe, &last_name);
json->parsing_name = 0;
if (np == NULL) { {p = p - 1; } {p+= 1; cs = 3; goto _out;} } else {p = (( np))-1;}
}
goto st3;
st3:
p+= 1;
if ( p == pe )
goto _test_eof3;
st_case_3:
switch( ( (*( p))) ) {
case 13: {
goto st3;
}
case 32: {
goto st3;
}
case 47: {
goto st4;
}
case 58: {
goto st8;
}
}
if ( 9 <= ( (*( p))) && ( (*( p))) <= 10 ) {
goto st3;
}
{
goto st0;
}
st4:
p+= 1;
if ( p == pe )
goto _test_eof4;
st_case_4:
switch( ( (*( p))) ) {
case 42: {
goto st5;
}
case 47: {
goto st7;
}
}
{
goto st0;
}
st5:
p+= 1;
if ( p == pe )
goto _test_eof5;
st_case_5:
if ( ( (*( p))) == 42 ) {
goto st6;
}
{
goto st5;
}
st6:
p+= 1;
if ( p == pe )
goto _test_eof6;
st_case_6:
switch( ( (*( p))) ) {
case 42: {
goto st6;
}
case 47: {
goto st3;
}
}
{
goto st5;
}
st7:
p+= 1;
if ( p == pe )
goto _test_eof7;
st_case_7:
if ( ( (*( p))) == 10 ) {
goto st3;
}
{
goto st7;
}
st8:
p+= 1;
if ( p == pe )
goto _test_eof8;
st_case_8:
switch( ( (*( p))) ) {
case 13: {
goto st8;
}
case 32: {
goto st8;
}
case 34: {
goto ctr11;
}
case 45: {
goto ctr11;
}
case 47: {
goto st19;
}
case 73: {
goto ctr11;
}
case 78: {
goto ctr11;
}
case 91: {
goto ctr11;
}
case 102: {
goto ctr11;
}
case 110: {
goto ctr11;
}
case 116: {
goto ctr11;
}
case 123: {
goto ctr11;
}
}
if ( ( (*( p))) > 10 ) {
if ( 48 <= ( (*( p))) && ( (*( p))) <= 57 ) {
goto ctr11;
}
} else if ( ( (*( p))) >= 9 ) {
goto st8;
}
{
goto st0;
}
ctr11:
{
#line 133 "parser.rl"
VALUE v = Qnil;
char *np = JSON_parse_value(json, p, pe, &v, current_nesting);
if (np == NULL) {
{p = p - 1; } {p+= 1; cs = 9; goto _out;}
} else {
if (NIL_P(json->object_class)) {
OBJ_FREEZE(last_name);
rb_hash_aset(*result, last_name, v);
} else {
rb_funcall(*result, i_aset, 2, last_name, v);
}
{p = (( np))-1;}
}
}
goto st9;
st9:
p+= 1;
if ( p == pe )
goto _test_eof9;
st_case_9:
switch( ( (*( p))) ) {
case 13: {
goto st9;
}
case 32: {
goto st9;
}
case 44: {
goto st10;
}
case 47: {
goto st15;
}
case 125: {
goto ctr4;
}
}
if ( 9 <= ( (*( p))) && ( (*( p))) <= 10 ) {
goto st9;
}
{
goto st0;
}
st10:
p+= 1;
if ( p == pe )
goto _test_eof10;
st_case_10:
switch( ( (*( p))) ) {
case 13: {
goto st10;
}
case 32: {
goto st10;
}
case 34: {
goto ctr2;
}
case 47: {
goto st11;
}
}
if ( 9 <= ( (*( p))) && ( (*( p))) <= 10 ) {
goto st10;
}
{
goto st0;
}
st11:
p+= 1;
if ( p == pe )
goto _test_eof11;
st_case_11:
switch( ( (*( p))) ) {
case 42: {
goto st12;
}
case 47: {
goto st14;
}
}
{
goto st0;
}
st12:
p+= 1;
if ( p == pe )
goto _test_eof12;
st_case_12:
if ( ( (*( p))) == 42 ) {
goto st13;
}
{
goto st12;
}
st13:
p+= 1;
if ( p == pe )
goto _test_eof13;
st_case_13:
switch( ( (*( p))) ) {
case 42: {
goto st13;
}
case 47: {
goto st10;
}
}
{
goto st12;
}
st14:
p+= 1;
if ( p == pe )
goto _test_eof14;
st_case_14:
if ( ( (*( p))) == 10 ) {
goto st10;
}
{
goto st14;
}
st15:
p+= 1;
if ( p == pe )
goto _test_eof15;
st_case_15:
switch( ( (*( p))) ) {
case 42: {
goto st16;
}
case 47: {
goto st18;
}
}
{
goto st0;
}
st16:
p+= 1;
if ( p == pe )
goto _test_eof16;
st_case_16:
if ( ( (*( p))) == 42 ) {
goto st17;
}
{
goto st16;
}
st17:
p+= 1;
if ( p == pe )
goto _test_eof17;
st_case_17:
switch( ( (*( p))) ) {
case 42: {
goto st17;
}
case 47: {
goto st9;
}
}
{
goto st16;
}
st18:
p+= 1;
if ( p == pe )
goto _test_eof18;
st_case_18:
if ( ( (*( p))) == 10 ) {
goto st9;
}
{
goto st18;
}
ctr4:
{
#line 157 "parser.rl"
{p = p - 1; } {p+= 1; cs = 27; goto _out;} }
goto st27;
st27:
p+= 1;
if ( p == pe )
goto _test_eof27;
st_case_27:
{
goto st0;
}
st19:
p+= 1;
if ( p == pe )
goto _test_eof19;
st_case_19:
switch( ( (*( p))) ) {
case 42: {
goto st20;
}
case 47: {
goto st22;
}
}
{
goto st0;
}
st20:
p+= 1;
if ( p == pe )
goto _test_eof20;
st_case_20:
if ( ( (*( p))) == 42 ) {
goto st21;
}
{
goto st20;
}
st21:
p+= 1;
if ( p == pe )
goto _test_eof21;
st_case_21:
switch( ( (*( p))) ) {
case 42: {
goto st21;
}
case 47: {
goto st8;
}
}
{
goto st20;
}
st22:
p+= 1;
if ( p == pe )
goto _test_eof22;
st_case_22:
if ( ( (*( p))) == 10 ) {
goto st8;
}
{
goto st22;
}
st23:
p+= 1;
if ( p == pe )
goto _test_eof23;
st_case_23:
switch( ( (*( p))) ) {
case 42: {
goto st24;
}
case 47: {
goto st26;
}
}
{
goto st0;
}
st24:
p+= 1;
if ( p == pe )
goto _test_eof24;
st_case_24:
if ( ( (*( p))) == 42 ) {
goto st25;
}
{
goto st24;
}
st25:
p+= 1;
if ( p == pe )
goto _test_eof25;
st_case_25:
switch( ( (*( p))) ) {
case 42: {
goto st25;
}
case 47: {
goto st2;
}
}
{
goto st24;
}
st26:
p+= 1;
if ( p == pe )
goto _test_eof26;
st_case_26:
if ( ( (*( p))) == 10 ) {
goto st2;
}
{
goto st26;
}
st_out:
_test_eof2: cs = 2; goto _test_eof;
_test_eof3: cs = 3; goto _test_eof;
_test_eof4: cs = 4; goto _test_eof;
_test_eof5: cs = 5; goto _test_eof;
_test_eof6: cs = 6; goto _test_eof;
_test_eof7: cs = 7; goto _test_eof;
_test_eof8: cs = 8; goto _test_eof;
_test_eof9: cs = 9; goto _test_eof;
_test_eof10: cs = 10; goto _test_eof;
_test_eof11: cs = 11; goto _test_eof;
_test_eof12: cs = 12; goto _test_eof;
_test_eof13: cs = 13; goto _test_eof;
_test_eof14: cs = 14; goto _test_eof;
_test_eof15: cs = 15; goto _test_eof;
_test_eof16: cs = 16; goto _test_eof;
_test_eof17: cs = 17; goto _test_eof;
_test_eof18: cs = 18; goto _test_eof;
_test_eof27: cs = 27; goto _test_eof;
_test_eof19: cs = 19; goto _test_eof;
_test_eof20: cs = 20; goto _test_eof;
_test_eof21: cs = 21; goto _test_eof;
_test_eof22: cs = 22; goto _test_eof;
_test_eof23: cs = 23; goto _test_eof;
_test_eof24: cs = 24; goto _test_eof;
_test_eof25: cs = 25; goto _test_eof;
_test_eof26: cs = 26; goto _test_eof;
_test_eof: {}
_out: {}
}
#line 183 "parser.rl"
if (cs >= JSON_object_first_final) {
if (json->create_additions) {
VALUE klassname;
if (NIL_P(json->object_class)) {
klassname = rb_hash_aref(*result, json->create_id);
} else {
klassname = rb_funcall(*result, i_aref, 1, json->create_id);
}
if (!NIL_P(klassname)) {
VALUE klass = rb_funcall(mJSON, i_deep_const_get, 1, klassname);
if (RTEST(rb_funcall(klass, i_json_creatable_p, 0))) {
*result = rb_funcall(klass, i_json_create, 1, *result);
}
}
}
return p + 1;
} else {
return NULL;
}
}
enum {JSON_value_start = 1};
enum {JSON_value_first_final = 29};
enum {JSON_value_error = 0};
enum {JSON_value_en_main = 1};
static const char MAYBE_UNUSED(_JSON_value_nfa_targs)[] = {
0, 0
};
static const char MAYBE_UNUSED(_JSON_value_nfa_offsets)[] = {
0, 0, 0, 0, 0, 0, 0, 0,
0, 0, 0, 0, 0, 0, 0, 0,
0, 0, 0, 0, 0, 0, 0, 0,
0, 0, 0, 0, 0, 0, 0
};
static const char MAYBE_UNUSED(_JSON_value_nfa_push_actions)[] = {
0, 0
};
static const char MAYBE_UNUSED(_JSON_value_nfa_pop_trans)[] = {
0, 0
};
#line 283 "parser.rl"
static char *JSON_parse_value(JSON_Parser *json, char *p, char *pe, VALUE *result, int current_nesting)
{
int cs = EVIL;
{
cs = (int)JSON_value_start;
}
#line 290 "parser.rl"
{
if ( p == pe )
goto _test_eof;
switch ( cs )
{
case 1:
goto st_case_1;
case 0:
goto st_case_0;
case 29:
goto st_case_29;
case 2:
goto st_case_2;
case 3:
goto st_case_3;
case 4:
goto st_case_4;
case 5:
goto st_case_5;
case 6:
goto st_case_6;
case 7:
goto st_case_7;
case 8:
goto st_case_8;
case 9:
goto st_case_9;
case 10:
goto st_case_10;
case 11:
goto st_case_11;
case 12:
goto st_case_12;
case 13:
goto st_case_13;
case 14:
goto st_case_14;
case 15:
goto st_case_15;
case 16:
goto st_case_16;
case 17:
goto st_case_17;
case 18:
goto st_case_18;
case 19:
goto st_case_19;
case 20:
goto st_case_20;
case 21:
goto st_case_21;
case 22:
goto st_case_22;
case 23:
goto st_case_23;
case 24:
goto st_case_24;
case 25:
goto st_case_25;
case 26:
goto st_case_26;
case 27:
goto st_case_27;
case 28:
goto st_case_28;
}
goto st_out;
st1:
p+= 1;
if ( p == pe )
goto _test_eof1;
st_case_1:
switch( ( (*( p))) ) {
case 13: {
goto st1;
}
case 32: {
goto st1;
}
case 34: {
goto ctr2;
}
case 45: {
goto ctr3;
}
case 47: {
goto st6;
}
case 73: {
goto st10;
}
case 78: {
goto st17;
}
case 91: {
goto ctr7;
}
case 102: {
goto st19;
}
case 110: {
goto st23;
}
case 116: {
goto st26;
}
case 123: {
goto ctr11;
}
}
if ( ( (*( p))) > 10 ) {
if ( 48 <= ( (*( p))) && ( (*( p))) <= 57 ) {
goto ctr3;
}
} else if ( ( (*( p))) >= 9 ) {
goto st1;
}
{
goto st0;
}
st_case_0:
st0:
cs = 0;
goto _out;
ctr2:
{
#line 235 "parser.rl"
char *np = JSON_parse_string(json, p, pe, result);
if (np == NULL) { {p = p - 1; } {p+= 1; cs = 29; goto _out;} } else {p = (( np))-1;}
}
goto st29;
ctr3:
{
#line 240 "parser.rl"
char *np;
if(pe > p + 8 && !strncmp(MinusInfinity, p, 9)) {
if (json->allow_nan) {
*result = CMinusInfinity;
{p = (( p + 10))-1;}
{p = p - 1; } {p+= 1; cs = 29; goto _out;}
} else {
rb_enc_raise(EXC_ENCODING eParserError, "%u: unexpected token at '%s'", __LINE__, p);
}
}
np = JSON_parse_float(json, p, pe, result);
if (np != NULL) {p = (( np))-1;}
np = JSON_parse_integer(json, p, pe, result);
if (np != NULL) {p = (( np))-1;}
{p = p - 1; } {p+= 1; cs = 29; goto _out;}
}
goto st29;
ctr7:
{
#line 258 "parser.rl"
char *np;
np = JSON_parse_array(json, p, pe, result, current_nesting + 1);
if (np == NULL) { {p = p - 1; } {p+= 1; cs = 29; goto _out;} } else {p = (( np))-1;}
}
goto st29;
ctr11:
{
#line 264 "parser.rl"
char *np;
np = JSON_parse_object(json, p, pe, result, current_nesting + 1);
if (np == NULL) { {p = p - 1; } {p+= 1; cs = 29; goto _out;} } else {p = (( np))-1;}
}
goto st29;
ctr25:
{
#line 228 "parser.rl"
if (json->allow_nan) {
*result = CInfinity;
} else {
rb_enc_raise(EXC_ENCODING eParserError, "%u: unexpected token at '%s'", __LINE__, p - 8);
}
}
goto st29;
ctr27:
{
#line 221 "parser.rl"
if (json->allow_nan) {
*result = CNaN;
} else {
rb_enc_raise(EXC_ENCODING eParserError, "%u: unexpected token at '%s'", __LINE__, p - 2);
}
}
goto st29;
ctr31:
{
#line 215 "parser.rl"
*result = Qfalse;
}
goto st29;
ctr34:
{
#line 212 "parser.rl"
*result = Qnil;
}
goto st29;
ctr37:
{
#line 218 "parser.rl"
*result = Qtrue;
}
goto st29;
st29:
p+= 1;
if ( p == pe )
goto _test_eof29;
st_case_29:
{
#line 270 "parser.rl"
{p = p - 1; } {p+= 1; cs = 29; goto _out;} }
switch( ( (*( p))) ) {
case 13: {
goto st29;
}
case 32: {
goto st29;
}
case 47: {
goto st2;
}
}
if ( 9 <= ( (*( p))) && ( (*( p))) <= 10 ) {
goto st29;
}
{
goto st0;
}
st2:
p+= 1;
if ( p == pe )
goto _test_eof2;
st_case_2:
switch( ( (*( p))) ) {
case 42: {
goto st3;
}
case 47: {
goto st5;
}
}
{
goto st0;
}
st3:
p+= 1;
if ( p == pe )
goto _test_eof3;
st_case_3:
if ( ( (*( p))) == 42 ) {
goto st4;
}
{
goto st3;
}
st4:
p+= 1;
if ( p == pe )
goto _test_eof4;
st_case_4:
switch( ( (*( p))) ) {
case 42: {
goto st4;
}
case 47: {
goto st29;
}
}
{
goto st3;
}
st5:
p+= 1;
if ( p == pe )
goto _test_eof5;
st_case_5:
if ( ( (*( p))) == 10 ) {
goto st29;
}
{
goto st5;
}
st6:
p+= 1;
if ( p == pe )
goto _test_eof6;
st_case_6:
switch( ( (*( p))) ) {
case 42: {
goto st7;
}
case 47: {
goto st9;
}
}
{
goto st0;
}
st7:
p+= 1;
if ( p == pe )
goto _test_eof7;
st_case_7:
if ( ( (*( p))) == 42 ) {
goto st8;
}
{
goto st7;
}
st8:
p+= 1;
if ( p == pe )
goto _test_eof8;
st_case_8:
switch( ( (*( p))) ) {
case 42: {
goto st8;
}
case 47: {
goto st1;
}
}
{
goto st7;
}
st9:
p+= 1;
if ( p == pe )
goto _test_eof9;
st_case_9:
if ( ( (*( p))) == 10 ) {
goto st1;
}
{
goto st9;
}
st10:
p+= 1;
if ( p == pe )
goto _test_eof10;
st_case_10:
if ( ( (*( p))) == 110 ) {
goto st11;
}
{
goto st0;
}
st11:
p+= 1;
if ( p == pe )
goto _test_eof11;
st_case_11:
if ( ( (*( p))) == 102 ) {
goto st12;
}
{
goto st0;
}
st12:
p+= 1;
if ( p == pe )
goto _test_eof12;
st_case_12:
if ( ( (*( p))) == 105 ) {
goto st13;
}
{
goto st0;
}
st13:
p+= 1;
if ( p == pe )
goto _test_eof13;
st_case_13:
if ( ( (*( p))) == 110 ) {
goto st14;
}
{
goto st0;
}
st14:
p+= 1;
if ( p == pe )
goto _test_eof14;
st_case_14:
if ( ( (*( p))) == 105 ) {
goto st15;
}
{
goto st0;
}
st15:
p+= 1;
if ( p == pe )
goto _test_eof15;
st_case_15:
if ( ( (*( p))) == 116 ) {
goto st16;
}
{
goto st0;
}
st16:
p+= 1;
if ( p == pe )
goto _test_eof16;
st_case_16:
if ( ( (*( p))) == 121 ) {
goto ctr25;
}
{
goto st0;
}
st17:
p+= 1;
if ( p == pe )
goto _test_eof17;
st_case_17:
if ( ( (*( p))) == 97 ) {
goto st18;
}
{
goto st0;
}
st18:
p+= 1;
if ( p == pe )
goto _test_eof18;
st_case_18:
if ( ( (*( p))) == 78 ) {
goto ctr27;
}
{
goto st0;
}
st19:
p+= 1;
if ( p == pe )
goto _test_eof19;
st_case_19:
if ( ( (*( p))) == 97 ) {
goto st20;
}
{
goto st0;
}
st20:
p+= 1;
if ( p == pe )
goto _test_eof20;
st_case_20:
if ( ( (*( p))) == 108 ) {
goto st21;
}
{
goto st0;
}
st21:
p+= 1;
if ( p == pe )
goto _test_eof21;
st_case_21:
if ( ( (*( p))) == 115 ) {
goto st22;
}
{
goto st0;
}
st22:
p+= 1;
if ( p == pe )
goto _test_eof22;
st_case_22:
if ( ( (*( p))) == 101 ) {
goto ctr31;
}
{
goto st0;
}
st23:
p+= 1;
if ( p == pe )
goto _test_eof23;
st_case_23:
if ( ( (*( p))) == 117 ) {
goto st24;
}
{
goto st0;
}
st24:
p+= 1;
if ( p == pe )
goto _test_eof24;
st_case_24:
if ( ( (*( p))) == 108 ) {
goto st25;
}
{
goto st0;
}
st25:
p+= 1;
if ( p == pe )
goto _test_eof25;
st_case_25:
if ( ( (*( p))) == 108 ) {
goto ctr34;
}
{
goto st0;
}
st26:
p+= 1;
if ( p == pe )
goto _test_eof26;
st_case_26:
if ( ( (*( p))) == 114 ) {
goto st27;
}
{
goto st0;
}
st27:
p+= 1;
if ( p == pe )
goto _test_eof27;
st_case_27:
if ( ( (*( p))) == 117 ) {
goto st28;
}
{
goto st0;
}
st28:
p+= 1;
if ( p == pe )
goto _test_eof28;
st_case_28:
if ( ( (*( p))) == 101 ) {
goto ctr37;
}
{
goto st0;
}
st_out:
_test_eof1: cs = 1; goto _test_eof;
_test_eof29: cs = 29; goto _test_eof;
_test_eof2: cs = 2; goto _test_eof;
_test_eof3: cs = 3; goto _test_eof;
_test_eof4: cs = 4; goto _test_eof;
_test_eof5: cs = 5; goto _test_eof;
_test_eof6: cs = 6; goto _test_eof;
_test_eof7: cs = 7; goto _test_eof;
_test_eof8: cs = 8; goto _test_eof;
_test_eof9: cs = 9; goto _test_eof;
_test_eof10: cs = 10; goto _test_eof;
_test_eof11: cs = 11; goto _test_eof;
_test_eof12: cs = 12; goto _test_eof;
_test_eof13: cs = 13; goto _test_eof;
_test_eof14: cs = 14; goto _test_eof;
_test_eof15: cs = 15; goto _test_eof;
_test_eof16: cs = 16; goto _test_eof;
_test_eof17: cs = 17; goto _test_eof;
_test_eof18: cs = 18; goto _test_eof;
_test_eof19: cs = 19; goto _test_eof;
_test_eof20: cs = 20; goto _test_eof;
_test_eof21: cs = 21; goto _test_eof;
_test_eof22: cs = 22; goto _test_eof;
_test_eof23: cs = 23; goto _test_eof;
_test_eof24: cs = 24; goto _test_eof;
_test_eof25: cs = 25; goto _test_eof;
_test_eof26: cs = 26; goto _test_eof;
_test_eof27: cs = 27; goto _test_eof;
_test_eof28: cs = 28; goto _test_eof;
_test_eof: {}
_out: {}
}
#line 291 "parser.rl"
if (json->freeze) {
OBJ_FREEZE(*result);
}
if (cs >= JSON_value_first_final) {
return p;
} else {
return NULL;
}
}
enum {JSON_integer_start = 1};
enum {JSON_integer_first_final = 3};
enum {JSON_integer_error = 0};
enum {JSON_integer_en_main = 1};
static const char MAYBE_UNUSED(_JSON_integer_nfa_targs)[] = {
0, 0
};
static const char MAYBE_UNUSED(_JSON_integer_nfa_offsets)[] = {
0, 0, 0, 0, 0, 0, 0
};
static const char MAYBE_UNUSED(_JSON_integer_nfa_push_actions)[] = {
0, 0
};
static const char MAYBE_UNUSED(_JSON_integer_nfa_pop_trans)[] = {
0, 0
};
#line 311 "parser.rl"
static char *JSON_parse_integer(JSON_Parser *json, char *p, char *pe, VALUE *result)
{
int cs = EVIL;
{
cs = (int)JSON_integer_start;
}
#line 318 "parser.rl"
json->memo = p;
{
if ( p == pe )
goto _test_eof;
switch ( cs )
{
case 1:
goto st_case_1;
case 0:
goto st_case_0;
case 2:
goto st_case_2;
case 3:
goto st_case_3;
case 4:
goto st_case_4;
case 5:
goto st_case_5;
}
goto st_out;
st_case_1:
switch( ( (*( p))) ) {
case 45: {
goto st2;
}
case 48: {
goto st3;
}
}
if ( 49 <= ( (*( p))) && ( (*( p))) <= 57 ) {
goto st5;
}
{
goto st0;
}
st_case_0:
st0:
cs = 0;
goto _out;
st2:
p+= 1;
if ( p == pe )
goto _test_eof2;
st_case_2:
if ( ( (*( p))) == 48 ) {
goto st3;
}
if ( 49 <= ( (*( p))) && ( (*( p))) <= 57 ) {
goto st5;
}
{
goto st0;
}
st3:
p+= 1;
if ( p == pe )
goto _test_eof3;
st_case_3:
if ( 48 <= ( (*( p))) && ( (*( p))) <= 57 ) {
goto st0;
}
{
goto ctr4;
}
ctr4:
{
#line 308 "parser.rl"
{p = p - 1; } {p+= 1; cs = 4; goto _out;} }
goto st4;
st4:
p+= 1;
if ( p == pe )
goto _test_eof4;
st_case_4:
{
goto st0;
}
st5:
p+= 1;
if ( p == pe )
goto _test_eof5;
st_case_5:
if ( 48 <= ( (*( p))) && ( (*( p))) <= 57 ) {
goto st5;
}
{
goto ctr4;
}
st_out:
_test_eof2: cs = 2; goto _test_eof;
_test_eof3: cs = 3; goto _test_eof;
_test_eof4: cs = 4; goto _test_eof;
_test_eof5: cs = 5; goto _test_eof;
_test_eof: {}
_out: {}
}
#line 320 "parser.rl"
if (cs >= JSON_integer_first_final) {
long len = p - json->memo;
fbuffer_clear(json->fbuffer);
fbuffer_append(json->fbuffer, json->memo, len);
fbuffer_append_char(json->fbuffer, '\0');
*result = rb_cstr2inum(FBUFFER_PTR(json->fbuffer), 10);
return p + 1;
} else {
return NULL;
}
}
enum {JSON_float_start = 1};
enum {JSON_float_first_final = 8};
enum {JSON_float_error = 0};
enum {JSON_float_en_main = 1};
static const char MAYBE_UNUSED(_JSON_float_nfa_targs)[] = {
0, 0
};
static const char MAYBE_UNUSED(_JSON_float_nfa_offsets)[] = {
0, 0, 0, 0, 0, 0, 0, 0,
0, 0, 0, 0
};
static const char MAYBE_UNUSED(_JSON_float_nfa_push_actions)[] = {
0, 0
};
static const char MAYBE_UNUSED(_JSON_float_nfa_pop_trans)[] = {
0, 0
};
#line 345 "parser.rl"
static char *JSON_parse_float(JSON_Parser *json, char *p, char *pe, VALUE *result)
{
int cs = EVIL;
{
cs = (int)JSON_float_start;
}
#line 352 "parser.rl"
json->memo = p;
{
if ( p == pe )
goto _test_eof;
switch ( cs )
{
case 1:
goto st_case_1;
case 0:
goto st_case_0;
case 2:
goto st_case_2;
case 3:
goto st_case_3;
case 4:
goto st_case_4;
case 8:
goto st_case_8;
case 9:
goto st_case_9;
case 5:
goto st_case_5;
case 6:
goto st_case_6;
case 10:
goto st_case_10;
case 7:
goto st_case_7;
}
goto st_out;
st_case_1:
switch( ( (*( p))) ) {
case 45: {
goto st2;
}
case 48: {
goto st3;
}
}
if ( 49 <= ( (*( p))) && ( (*( p))) <= 57 ) {
goto st7;
}
{
goto st0;
}
st_case_0:
st0:
cs = 0;
goto _out;
st2:
p+= 1;
if ( p == pe )
goto _test_eof2;
st_case_2:
if ( ( (*( p))) == 48 ) {
goto st3;
}
if ( 49 <= ( (*( p))) && ( (*( p))) <= 57 ) {
goto st7;
}
{
goto st0;
}
st3:
p+= 1;
if ( p == pe )
goto _test_eof3;
st_case_3:
switch( ( (*( p))) ) {
case 46: {
goto st4;
}
case 69: {
goto st5;
}
case 101: {
goto st5;
}
}
{
goto st0;
}
st4:
p+= 1;
if ( p == pe )
goto _test_eof4;
st_case_4:
if ( 48 <= ( (*( p))) && ( (*( p))) <= 57 ) {
goto st8;
}
{
goto st0;
}
st8:
p+= 1;
if ( p == pe )
goto _test_eof8;
st_case_8:
switch( ( (*( p))) ) {
case 69: {
goto st5;
}
case 101: {
goto st5;
}
}
if ( ( (*( p))) > 46 ) {
if ( 48 <= ( (*( p))) && ( (*( p))) <= 57 ) {
goto st8;
}
} else if ( ( (*( p))) >= 45 ) {
goto st0;
}
{
goto ctr9;
}
ctr9:
{
#line 339 "parser.rl"
{p = p - 1; } {p+= 1; cs = 9; goto _out;} }
goto st9;
st9:
p+= 1;
if ( p == pe )
goto _test_eof9;
st_case_9:
{
goto st0;
}
st5:
p+= 1;
if ( p == pe )
goto _test_eof5;
st_case_5:
switch( ( (*( p))) ) {
case 43: {
goto st6;
}
case 45: {
goto st6;
}
}
if ( 48 <= ( (*( p))) && ( (*( p))) <= 57 ) {
goto st10;
}
{
goto st0;
}
st6:
p+= 1;
if ( p == pe )
goto _test_eof6;
st_case_6:
if ( 48 <= ( (*( p))) && ( (*( p))) <= 57 ) {
goto st10;
}
{
goto st0;
}
st10:
p+= 1;
if ( p == pe )
goto _test_eof10;
st_case_10:
switch( ( (*( p))) ) {
case 69: {
goto st0;
}
case 101: {
goto st0;
}
}
if ( ( (*( p))) > 46 ) {
if ( 48 <= ( (*( p))) && ( (*( p))) <= 57 ) {
goto st10;
}
} else if ( ( (*( p))) >= 45 ) {
goto st0;
}
{
goto ctr9;
}
st7:
p+= 1;
if ( p == pe )
goto _test_eof7;
st_case_7:
switch( ( (*( p))) ) {
case 46: {
goto st4;
}
case 69: {
goto st5;
}
case 101: {
goto st5;
}
}
if ( 48 <= ( (*( p))) && ( (*( p))) <= 57 ) {
goto st7;
}
{
goto st0;
}
st_out:
_test_eof2: cs = 2; goto _test_eof;
_test_eof3: cs = 3; goto _test_eof;
_test_eof4: cs = 4; goto _test_eof;
_test_eof8: cs = 8; goto _test_eof;
_test_eof9: cs = 9; goto _test_eof;
_test_eof5: cs = 5; goto _test_eof;
_test_eof6: cs = 6; goto _test_eof;
_test_eof10: cs = 10; goto _test_eof;
_test_eof7: cs = 7; goto _test_eof;
_test_eof: {}
_out: {}
}
#line 354 "parser.rl"
if (cs >= JSON_float_first_final) {
VALUE mod = Qnil;
ID method_id = 0;
if (rb_respond_to(json->decimal_class, i_try_convert)) {
mod = json->decimal_class;
method_id = i_try_convert;
} else if (rb_respond_to(json->decimal_class, i_new)) {
mod = json->decimal_class;
method_id = i_new;
} else if (RB_TYPE_P(json->decimal_class, T_CLASS)) {
VALUE name = rb_class_name(json->decimal_class);
const char *name_cstr = RSTRING_PTR(name);
const char *last_colon = strrchr(name_cstr, ':');
if (last_colon) {
const char *mod_path_end = last_colon - 1;
VALUE mod_path = rb_str_substr(name, 0, mod_path_end - name_cstr);
mod = rb_path_to_class(mod_path);
const char *method_name_beg = last_colon + 1;
long before_len = method_name_beg - name_cstr;
long len = RSTRING_LEN(name) - before_len;
VALUE method_name = rb_str_substr(name, before_len, len);
method_id = SYM2ID(rb_str_intern(method_name));
} else {
mod = rb_mKernel;
method_id = SYM2ID(rb_str_intern(name));
}
}
long len = p - json->memo;
fbuffer_clear(json->fbuffer);
fbuffer_append(json->fbuffer, json->memo, len);
fbuffer_append_char(json->fbuffer, '\0');
if (method_id) {
VALUE text = rb_str_new2(FBUFFER_PTR(json->fbuffer));
*result = rb_funcallv(mod, method_id, 1, &text);
} else {
*result = DBL2NUM(rb_cstr_to_dbl(FBUFFER_PTR(json->fbuffer), 1));
}
return p + 1;
} else {
return NULL;
}
}
enum {JSON_array_start = 1};
enum {JSON_array_first_final = 17};
enum {JSON_array_error = 0};
enum {JSON_array_en_main = 1};
static const char MAYBE_UNUSED(_JSON_array_nfa_targs)[] = {
0, 0
};
static const char MAYBE_UNUSED(_JSON_array_nfa_offsets)[] = {
0, 0, 0, 0, 0, 0, 0, 0,
0, 0, 0, 0, 0, 0, 0, 0,
0, 0, 0
};
static const char MAYBE_UNUSED(_JSON_array_nfa_push_actions)[] = {
0, 0
};
static const char MAYBE_UNUSED(_JSON_array_nfa_pop_trans)[] = {
0, 0
};
#line 432 "parser.rl"
static char *JSON_parse_array(JSON_Parser *json, char *p, char *pe, VALUE *result, int current_nesting)
{
int cs = EVIL;
VALUE array_class = json->array_class;
if (json->max_nesting && current_nesting > json->max_nesting) {
rb_raise(eNestingError, "nesting of %d is too deep", current_nesting);
}
*result = NIL_P(array_class) ? rb_ary_new() : rb_class_new_instance(0, 0, array_class);
{
cs = (int)JSON_array_start;
}
#line 445 "parser.rl"
{
if ( p == pe )
goto _test_eof;
switch ( cs )
{
case 1:
goto st_case_1;
case 0:
goto st_case_0;
case 2:
goto st_case_2;
case 3:
goto st_case_3;
case 4:
goto st_case_4;
case 5:
goto st_case_5;
case 6:
goto st_case_6;
case 7:
goto st_case_7;
case 8:
goto st_case_8;
case 9:
goto st_case_9;
case 10:
goto st_case_10;
case 11:
goto st_case_11;
case 12:
goto st_case_12;
case 17:
goto st_case_17;
case 13:
goto st_case_13;
case 14:
goto st_case_14;
case 15:
goto st_case_15;
case 16:
goto st_case_16;
}
goto st_out;
st_case_1:
if ( ( (*( p))) == 91 ) {
goto st2;
}
{
goto st0;
}
st_case_0:
st0:
cs = 0;
goto _out;
st2:
p+= 1;
if ( p == pe )
goto _test_eof2;
st_case_2:
switch( ( (*( p))) ) {
case 13: {
goto st2;
}
case 32: {
goto st2;
}
case 34: {
goto ctr2;
}
case 45: {
goto ctr2;
}
case 47: {
goto st13;
}
case 73: {
goto ctr2;
}
case 78: {
goto ctr2;
}
case 91: {
goto ctr2;
}
case 93: {
goto ctr4;
}
case 102: {
goto ctr2;
}
case 110: {
goto ctr2;
}
case 116: {
goto ctr2;
}
case 123: {
goto ctr2;
}
}
if ( ( (*( p))) > 10 ) {
if ( 48 <= ( (*( p))) && ( (*( p))) <= 57 ) {
goto ctr2;
}
} else if ( ( (*( p))) >= 9 ) {
goto st2;
}
{
goto st0;
}
ctr2:
{
#line 409 "parser.rl"
VALUE v = Qnil;
char *np = JSON_parse_value(json, p, pe, &v, current_nesting);
if (np == NULL) {
{p = p - 1; } {p+= 1; cs = 3; goto _out;}
} else {
if (NIL_P(json->array_class)) {
rb_ary_push(*result, v);
} else {
rb_funcall(*result, i_leftshift, 1, v);
}
{p = (( np))-1;}
}
}
goto st3;
st3:
p+= 1;
if ( p == pe )
goto _test_eof3;
st_case_3:
switch( ( (*( p))) ) {
case 13: {
goto st3;
}
case 32: {
goto st3;
}
case 44: {
goto st4;
}
case 47: {
goto st9;
}
case 93: {
goto ctr4;
}
}
if ( 9 <= ( (*( p))) && ( (*( p))) <= 10 ) {
goto st3;
}
{
goto st0;
}
st4:
p+= 1;
if ( p == pe )
goto _test_eof4;
st_case_4:
switch( ( (*( p))) ) {
case 13: {
goto st4;
}
case 32: {
goto st4;
}
case 34: {
goto ctr2;
}
case 45: {
goto ctr2;
}
case 47: {
goto st5;
}
case 73: {
goto ctr2;
}
case 78: {
goto ctr2;
}
case 91: {
goto ctr2;
}
case 102: {
goto ctr2;
}
case 110: {
goto ctr2;
}
case 116: {
goto ctr2;
}
case 123: {
goto ctr2;
}
}
if ( ( (*( p))) > 10 ) {
if ( 48 <= ( (*( p))) && ( (*( p))) <= 57 ) {
goto ctr2;
}
} else if ( ( (*( p))) >= 9 ) {
goto st4;
}
{
goto st0;
}
st5:
p+= 1;
if ( p == pe )
goto _test_eof5;
st_case_5:
switch( ( (*( p))) ) {
case 42: {
goto st6;
}
case 47: {
goto st8;
}
}
{
goto st0;
}
st6:
p+= 1;
if ( p == pe )
goto _test_eof6;
st_case_6:
if ( ( (*( p))) == 42 ) {
goto st7;
}
{
goto st6;
}
st7:
p+= 1;
if ( p == pe )
goto _test_eof7;
st_case_7:
switch( ( (*( p))) ) {
case 42: {
goto st7;
}
case 47: {
goto st4;
}
}
{
goto st6;
}
st8:
p+= 1;
if ( p == pe )
goto _test_eof8;
st_case_8:
if ( ( (*( p))) == 10 ) {
goto st4;
}
{
goto st8;
}
st9:
p+= 1;
if ( p == pe )
goto _test_eof9;
st_case_9:
switch( ( (*( p))) ) {
case 42: {
goto st10;
}
case 47: {
goto st12;
}
}
{
goto st0;
}
st10:
p+= 1;
if ( p == pe )
goto _test_eof10;
st_case_10:
if ( ( (*( p))) == 42 ) {
goto st11;
}
{
goto st10;
}
st11:
p+= 1;
if ( p == pe )
goto _test_eof11;
st_case_11:
switch( ( (*( p))) ) {
case 42: {
goto st11;
}
case 47: {
goto st3;
}
}
{
goto st10;
}
st12:
p+= 1;
if ( p == pe )
goto _test_eof12;
st_case_12:
if ( ( (*( p))) == 10 ) {
goto st3;
}
{
goto st12;
}
ctr4:
{
#line 424 "parser.rl"
{p = p - 1; } {p+= 1; cs = 17; goto _out;} }
goto st17;
st17:
p+= 1;
if ( p == pe )
goto _test_eof17;
st_case_17:
{
goto st0;
}
st13:
p+= 1;
if ( p == pe )
goto _test_eof13;
st_case_13:
switch( ( (*( p))) ) {
case 42: {
goto st14;
}
case 47: {
goto st16;
}
}
{
goto st0;
}
st14:
p+= 1;
if ( p == pe )
goto _test_eof14;
st_case_14:
if ( ( (*( p))) == 42 ) {
goto st15;
}
{
goto st14;
}
st15:
p+= 1;
if ( p == pe )
goto _test_eof15;
st_case_15:
switch( ( (*( p))) ) {
case 42: {
goto st15;
}
case 47: {
goto st2;
}
}
{
goto st14;
}
st16:
p+= 1;
if ( p == pe )
goto _test_eof16;
st_case_16:
if ( ( (*( p))) == 10 ) {
goto st2;
}
{
goto st16;
}
st_out:
_test_eof2: cs = 2; goto _test_eof;
_test_eof3: cs = 3; goto _test_eof;
_test_eof4: cs = 4; goto _test_eof;
_test_eof5: cs = 5; goto _test_eof;
_test_eof6: cs = 6; goto _test_eof;
_test_eof7: cs = 7; goto _test_eof;
_test_eof8: cs = 8; goto _test_eof;
_test_eof9: cs = 9; goto _test_eof;
_test_eof10: cs = 10; goto _test_eof;
_test_eof11: cs = 11; goto _test_eof;
_test_eof12: cs = 12; goto _test_eof;
_test_eof17: cs = 17; goto _test_eof;
_test_eof13: cs = 13; goto _test_eof;
_test_eof14: cs = 14; goto _test_eof;
_test_eof15: cs = 15; goto _test_eof;
_test_eof16: cs = 16; goto _test_eof;
_test_eof: {}
_out: {}
}
#line 446 "parser.rl"
if(cs >= JSON_array_first_final) {
return p + 1;
} else {
rb_enc_raise(EXC_ENCODING eParserError, "%u: unexpected token at '%s'", __LINE__, p);
return NULL;
}
}
static const size_t MAX_STACK_BUFFER_SIZE = 128;
static VALUE json_string_unescape(char *string, char *stringEnd, int intern, int symbolize)
{
VALUE result = Qnil;
size_t bufferSize = stringEnd - string;
char *p = string, *pe = string, *unescape, *bufferStart, *buffer;
int unescape_len;
char buf[4];
if (bufferSize > MAX_STACK_BUFFER_SIZE) {
bufferStart = buffer = ALLOC_N(char, bufferSize);
} else {
bufferStart = buffer = ALLOCA_N(char, bufferSize);
}
while (pe < stringEnd) {
if (*pe == '\\') {
unescape = (char *) "?";
unescape_len = 1;
if (pe > p) {
MEMCPY(buffer, p, char, pe - p);
buffer += pe - p;
}
switch (*++pe) {
case 'n':
unescape = (char *) "\n";
break;
case 'r':
unescape = (char *) "\r";
break;
case 't':
unescape = (char *) "\t";
break;
case '"':
unescape = (char *) "\"";
break;
case '\\':
unescape = (char *) "\\";
break;
case 'b':
unescape = (char *) "\b";
break;
case 'f':
unescape = (char *) "\f";
break;
case 'u':
if (pe > stringEnd - 4) {
if (bufferSize > MAX_STACK_BUFFER_SIZE) {
free(bufferStart);
}
rb_enc_raise(
EXC_ENCODING eParserError,
"%u: incomplete unicode character escape sequence at '%s'", __LINE__, p
);
} else {
UTF32 ch = unescape_unicode((unsigned char *) ++pe);
pe += 3;
if (UNI_SUR_HIGH_START == (ch & 0xFC00)) {
pe++;
if (pe > stringEnd - 6) {
if (bufferSize > MAX_STACK_BUFFER_SIZE) {
free(bufferStart);
}
rb_enc_raise(
EXC_ENCODING eParserError,
"%u: incomplete surrogate pair at '%s'", __LINE__, p
);
}
if (pe[0] == '\\' && pe[1] == 'u') {
UTF32 sur = unescape_unicode((unsigned char *) pe + 2);
ch = (((ch & 0x3F) << 10) | ((((ch >> 6) & 0xF) + 1) << 16)
| (sur & 0x3FF));
pe += 5;
} else {
unescape = (char *) "?";
break;
}
}
unescape_len = convert_UTF32_to_UTF8(buf, ch);
unescape = buf;
}
break;
default:
p = pe;
continue;
}
MEMCPY(buffer, unescape, char, unescape_len);
buffer += unescape_len;
p = ++pe;
} else {
pe++;
}
}
if (pe > p) {
MEMCPY(buffer, p, char, pe - p);
buffer += pe - p;
}
# ifdef HAVE_RB_ENC_INTERNED_STR
if (intern) {
result = rb_enc_interned_str(bufferStart, (long)(buffer - bufferStart), rb_utf8_encoding());
} else {
result = rb_utf8_str_new(bufferStart, (long)(buffer - bufferStart));
}
if (bufferSize > MAX_STACK_BUFFER_SIZE) {
free(bufferStart);
}
# else
result = rb_utf8_str_new(bufferStart, (long)(buffer - bufferStart));
if (bufferSize > MAX_STACK_BUFFER_SIZE) {
free(bufferStart);
}
if (intern) {
# if STR_UMINUS_DEDUPE_FROZEN
// Starting from MRI 2.8 it is preferable to freeze the string
// before deduplication so that it can be interned directly
// otherwise it would be duplicated first which is wasteful.
result = rb_funcall(rb_str_freeze(result), i_uminus, 0);
# elif STR_UMINUS_DEDUPE
// MRI 2.5 and older do not deduplicate strings that are already
// frozen.
result = rb_funcall(result, i_uminus, 0);
# else
result = rb_str_freeze(result);
# endif
}
# endif
if (symbolize) {
result = rb_str_intern(result);
}
return result;
}
enum {JSON_string_start = 1};
enum {JSON_string_first_final = 8};
enum {JSON_string_error = 0};
enum {JSON_string_en_main = 1};
static const char MAYBE_UNUSED(_JSON_string_nfa_targs)[] = {
0, 0
};
static const char MAYBE_UNUSED(_JSON_string_nfa_offsets)[] = {
0, 0, 0, 0, 0, 0, 0, 0,
0, 0
};
static const char MAYBE_UNUSED(_JSON_string_nfa_push_actions)[] = {
0, 0
};
static const char MAYBE_UNUSED(_JSON_string_nfa_pop_trans)[] = {
0, 0
};
#line 612 "parser.rl"
static int
match_i(VALUE regexp, VALUE klass, VALUE memo)
{
if (regexp == Qundef) return ST_STOP;
if (RTEST(rb_funcall(klass, i_json_creatable_p, 0)) &&
RTEST(rb_funcall(regexp, i_match, 1, rb_ary_entry(memo, 0)))) {
rb_ary_push(memo, klass);
return ST_STOP;
}
return ST_CONTINUE;
}
static char *JSON_parse_string(JSON_Parser *json, char *p, char *pe, VALUE *result)
{
int cs = EVIL;
VALUE match_string;
{
cs = (int)JSON_string_start;
}
#line 632 "parser.rl"
json->memo = p;
{
if ( p == pe )
goto _test_eof;
switch ( cs )
{
case 1:
goto st_case_1;
case 0:
goto st_case_0;
case 2:
goto st_case_2;
case 8:
goto st_case_8;
case 3:
goto st_case_3;
case 4:
goto st_case_4;
case 5:
goto st_case_5;
case 6:
goto st_case_6;
case 7:
goto st_case_7;
}
goto st_out;
st_case_1:
if ( ( (*( p))) == 34 ) {
goto st2;
}
{
goto st0;
}
st_case_0:
st0:
cs = 0;
goto _out;
st2:
p+= 1;
if ( p == pe )
goto _test_eof2;
st_case_2:
switch( ( (*( p))) ) {
case 34: {
goto ctr2;
}
case 92: {
goto st3;
}
}
if ( 0 <= (signed char)(*(p)) && (*(p)) <= 31 ) {
goto st0;
}
{
goto st2;
}
ctr2:
{
#line 599 "parser.rl"
*result = json_string_unescape(json->memo + 1, p, json->parsing_name || json-> freeze, json->parsing_name && json->symbolize_names);
if (NIL_P(*result)) {
{p = p - 1; }
{p+= 1; cs = 8; goto _out;}
} else {
{p = (( p + 1))-1;}
}
}
{
#line 609 "parser.rl"
{p = p - 1; } {p+= 1; cs = 8; goto _out;} }
goto st8;
st8:
p+= 1;
if ( p == pe )
goto _test_eof8;
st_case_8:
{
goto st0;
}
st3:
p+= 1;
if ( p == pe )
goto _test_eof3;
st_case_3:
if ( ( (*( p))) == 117 ) {
goto st4;
}
if ( 0 <= (signed char)(*(p)) && (*(p)) <= 31 ) {
goto st0;
}
{
goto st2;
}
st4:
p+= 1;
if ( p == pe )
goto _test_eof4;
st_case_4:
if ( ( (*( p))) < 65 ) {
if ( 48 <= ( (*( p))) && ( (*( p))) <= 57 ) {
goto st5;
}
} else if ( ( (*( p))) > 70 ) {
if ( 97 <= ( (*( p))) && ( (*( p))) <= 102 ) {
goto st5;
}
} else {
goto st5;
}
{
goto st0;
}
st5:
p+= 1;
if ( p == pe )
goto _test_eof5;
st_case_5:
if ( ( (*( p))) < 65 ) {
if ( 48 <= ( (*( p))) && ( (*( p))) <= 57 ) {
goto st6;
}
} else if ( ( (*( p))) > 70 ) {
if ( 97 <= ( (*( p))) && ( (*( p))) <= 102 ) {
goto st6;
}
} else {
goto st6;
}
{
goto st0;
}
st6:
p+= 1;
if ( p == pe )
goto _test_eof6;
st_case_6:
if ( ( (*( p))) < 65 ) {
if ( 48 <= ( (*( p))) && ( (*( p))) <= 57 ) {
goto st7;
}
} else if ( ( (*( p))) > 70 ) {
if ( 97 <= ( (*( p))) && ( (*( p))) <= 102 ) {
goto st7;
}
} else {
goto st7;
}
{
goto st0;
}
st7:
p+= 1;
if ( p == pe )
goto _test_eof7;
st_case_7:
if ( ( (*( p))) < 65 ) {
if ( 48 <= ( (*( p))) && ( (*( p))) <= 57 ) {
goto st2;
}
} else if ( ( (*( p))) > 70 ) {
if ( 97 <= ( (*( p))) && ( (*( p))) <= 102 ) {
goto st2;
}
} else {
goto st2;
}
{
goto st0;
}
st_out:
_test_eof2: cs = 2; goto _test_eof;
_test_eof8: cs = 8; goto _test_eof;
_test_eof3: cs = 3; goto _test_eof;
_test_eof4: cs = 4; goto _test_eof;
_test_eof5: cs = 5; goto _test_eof;
_test_eof6: cs = 6; goto _test_eof;
_test_eof7: cs = 7; goto _test_eof;
_test_eof: {}
_out: {}
}
#line 634 "parser.rl"
if (json->create_additions && RTEST(match_string = json->match_string)) {
VALUE klass;
VALUE memo = rb_ary_new2(2);
rb_ary_push(memo, *result);
rb_hash_foreach(match_string, match_i, memo);
klass = rb_ary_entry(memo, 1);
if (RTEST(klass)) {
*result = rb_funcall(klass, i_json_create, 1, *result);
}
}
if (cs >= JSON_string_first_final) {
return p + 1;
} else {
return NULL;
}
}
/*
* Document-class: JSON::Ext::Parser
*
* This is the JSON parser implemented as a C extension. It can be configured
* to be used by setting
*
* JSON.parser = JSON::Ext::Parser
*
* with the method parser= in JSON.
*
*/
static VALUE convert_encoding(VALUE source)
{
#ifdef HAVE_RUBY_ENCODING_H
rb_encoding *enc = rb_enc_get(source);
if (enc == rb_ascii8bit_encoding()) {
if (OBJ_FROZEN(source)) {
source = rb_str_dup(source);
}
FORCE_UTF8(source);
} else {
source = rb_str_conv_enc(source, rb_enc_get(source), rb_utf8_encoding());
}
#endif
return source;
}
/*
* call-seq: new(source, opts => {})
*
* Creates a new JSON::Ext::Parser instance for the string _source_.
*
* Creates a new JSON::Ext::Parser instance for the string _source_.
*
* It will be configured by the _opts_ hash. _opts_ can have the following
* keys:
*
* _opts_ can have the following keys:
* * *max_nesting*: The maximum depth of nesting allowed in the parsed data
* structures. Disable depth checking with :max_nesting => false|nil|0, it
* defaults to 100.
* * *allow_nan*: If set to true, allow NaN, Infinity and -Infinity in
* defiance of RFC 4627 to be parsed by the Parser. This option defaults to
* false.
* * *symbolize_names*: If set to true, returns symbols for the names
* (keys) in a JSON object. Otherwise strings are returned, which is
* also the default. It's not possible to use this option in
* conjunction with the *create_additions* option.
* * *create_additions*: If set to false, the Parser doesn't create
* additions even if a matching class and create_id was found. This option
* defaults to false.
* * *object_class*: Defaults to Hash
* * *array_class*: Defaults to Array
*/
static VALUE cParser_initialize(int argc, VALUE *argv, VALUE self)
{
VALUE source, opts;
GET_PARSER_INIT;
if (json->Vsource) {
rb_raise(rb_eTypeError, "already initialized instance");
}
#ifdef HAVE_RB_SCAN_ARGS_OPTIONAL_HASH
rb_scan_args(argc, argv, "1:", &source, &opts);
#else
rb_scan_args(argc, argv, "11", &source, &opts);
#endif
if (!NIL_P(opts)) {
#ifndef HAVE_RB_SCAN_ARGS_OPTIONAL_HASH
opts = rb_convert_type(opts, T_HASH, "Hash", "to_hash");
if (NIL_P(opts)) {
rb_raise(rb_eArgError, "opts needs to be like a hash");
} else {
#endif
VALUE tmp = ID2SYM(i_max_nesting);
if (option_given_p(opts, tmp)) {
VALUE max_nesting = rb_hash_aref(opts, tmp);
if (RTEST(max_nesting)) {
Check_Type(max_nesting, T_FIXNUM);
json->max_nesting = FIX2INT(max_nesting);
} else {
json->max_nesting = 0;
}
} else {
json->max_nesting = 100;
}
tmp = ID2SYM(i_allow_nan);
if (option_given_p(opts, tmp)) {
json->allow_nan = RTEST(rb_hash_aref(opts, tmp)) ? 1 : 0;
} else {
json->allow_nan = 0;
}
tmp = ID2SYM(i_symbolize_names);
if (option_given_p(opts, tmp)) {
json->symbolize_names = RTEST(rb_hash_aref(opts, tmp)) ? 1 : 0;
} else {
json->symbolize_names = 0;
}
tmp = ID2SYM(i_freeze);
if (option_given_p(opts, tmp)) {
json->freeze = RTEST(rb_hash_aref(opts, tmp)) ? 1 : 0;
} else {
json->freeze = 0;
}
tmp = ID2SYM(i_create_additions);
if (option_given_p(opts, tmp)) {
json->create_additions = RTEST(rb_hash_aref(opts, tmp));
} else {
json->create_additions = 0;
}
if (json->symbolize_names && json->create_additions) {
rb_raise(rb_eArgError,
"options :symbolize_names and :create_additions cannot be "
" used in conjunction");
}
tmp = ID2SYM(i_create_id);
if (option_given_p(opts, tmp)) {
json->create_id = rb_hash_aref(opts, tmp);
} else {
json->create_id = rb_funcall(mJSON, i_create_id, 0);
}
tmp = ID2SYM(i_object_class);
if (option_given_p(opts, tmp)) {
json->object_class = rb_hash_aref(opts, tmp);
} else {
json->object_class = Qnil;
}
tmp = ID2SYM(i_array_class);
if (option_given_p(opts, tmp)) {
json->array_class = rb_hash_aref(opts, tmp);
} else {
json->array_class = Qnil;
}
tmp = ID2SYM(i_decimal_class);
if (option_given_p(opts, tmp)) {
json->decimal_class = rb_hash_aref(opts, tmp);
} else {
json->decimal_class = Qnil;
}
tmp = ID2SYM(i_match_string);
if (option_given_p(opts, tmp)) {
VALUE match_string = rb_hash_aref(opts, tmp);
json->match_string = RTEST(match_string) ? match_string : Qnil;
} else {
json->match_string = Qnil;
}
#ifndef HAVE_RB_SCAN_ARGS_OPTIONAL_HASH
}
#endif
} else {
json->max_nesting = 100;
json->allow_nan = 0;
json->create_additions = 0;
json->create_id = rb_funcall(mJSON, i_create_id, 0);
json->object_class = Qnil;
json->array_class = Qnil;
json->decimal_class = Qnil;
}
source = convert_encoding(StringValue(source));
StringValue(source);
json->len = RSTRING_LEN(source);
json->source = RSTRING_PTR(source);;
json->Vsource = source;
return self;
}
enum {JSON_start = 1};
enum {JSON_first_final = 10};
enum {JSON_error = 0};
enum {JSON_en_main = 1};
static const char MAYBE_UNUSED(_JSON_nfa_targs)[] = {
0, 0
};
static const char MAYBE_UNUSED(_JSON_nfa_offsets)[] = {
0, 0, 0, 0, 0, 0, 0, 0,
0, 0, 0, 0
};
static const char MAYBE_UNUSED(_JSON_nfa_push_actions)[] = {
0, 0
};
static const char MAYBE_UNUSED(_JSON_nfa_pop_trans)[] = {
0, 0
};
#line 835 "parser.rl"
/*
* call-seq: parse()
*
* Parses the current JSON text _source_ and returns the complete data
* structure as a result.
*/
static VALUE cParser_parse(VALUE self)
{
char *p, *pe;
int cs = EVIL;
VALUE result = Qnil;
GET_PARSER;
{
cs = (int)JSON_start;
}
#line 851 "parser.rl"
p = json->source;
pe = p + json->len;
{
if ( p == pe )
goto _test_eof;
switch ( cs )
{
case 1:
goto st_case_1;
case 0:
goto st_case_0;
case 10:
goto st_case_10;
case 2:
goto st_case_2;
case 3:
goto st_case_3;
case 4:
goto st_case_4;
case 5:
goto st_case_5;
case 6:
goto st_case_6;
case 7:
goto st_case_7;
case 8:
goto st_case_8;
case 9:
goto st_case_9;
}
goto st_out;
st1:
p+= 1;
if ( p == pe )
goto _test_eof1;
st_case_1:
switch( ( (*( p))) ) {
case 13: {
goto st1;
}
case 32: {
goto st1;
}
case 34: {
goto ctr2;
}
case 45: {
goto ctr2;
}
case 47: {
goto st6;
}
case 73: {
goto ctr2;
}
case 78: {
goto ctr2;
}
case 91: {
goto ctr2;
}
case 102: {
goto ctr2;
}
case 110: {
goto ctr2;
}
case 116: {
goto ctr2;
}
case 123: {
goto ctr2;
}
}
if ( ( (*( p))) > 10 ) {
if ( 48 <= ( (*( p))) && ( (*( p))) <= 57 ) {
goto ctr2;
}
} else if ( ( (*( p))) >= 9 ) {
goto st1;
}
{
goto st0;
}
st_case_0:
st0:
cs = 0;
goto _out;
ctr2:
{
#line 827 "parser.rl"
char *np = JSON_parse_value(json, p, pe, &result, 0);
if (np == NULL) { {p = p - 1; } {p+= 1; cs = 10; goto _out;} } else {p = (( np))-1;}
}
goto st10;
st10:
p+= 1;
if ( p == pe )
goto _test_eof10;
st_case_10:
switch( ( (*( p))) ) {
case 13: {
goto st10;
}
case 32: {
goto st10;
}
case 47: {
goto st2;
}
}
if ( 9 <= ( (*( p))) && ( (*( p))) <= 10 ) {
goto st10;
}
{
goto st0;
}
st2:
p+= 1;
if ( p == pe )
goto _test_eof2;
st_case_2:
switch( ( (*( p))) ) {
case 42: {
goto st3;
}
case 47: {
goto st5;
}
}
{
goto st0;
}
st3:
p+= 1;
if ( p == pe )
goto _test_eof3;
st_case_3:
if ( ( (*( p))) == 42 ) {
goto st4;
}
{
goto st3;
}
st4:
p+= 1;
if ( p == pe )
goto _test_eof4;
st_case_4:
switch( ( (*( p))) ) {
case 42: {
goto st4;
}
case 47: {
goto st10;
}
}
{
goto st3;
}
st5:
p+= 1;
if ( p == pe )
goto _test_eof5;
st_case_5:
if ( ( (*( p))) == 10 ) {
goto st10;
}
{
goto st5;
}
st6:
p+= 1;
if ( p == pe )
goto _test_eof6;
st_case_6:
switch( ( (*( p))) ) {
case 42: {
goto st7;
}
case 47: {
goto st9;
}
}
{
goto st0;
}
st7:
p+= 1;
if ( p == pe )
goto _test_eof7;
st_case_7:
if ( ( (*( p))) == 42 ) {
goto st8;
}
{
goto st7;
}
st8:
p+= 1;
if ( p == pe )
goto _test_eof8;
st_case_8:
switch( ( (*( p))) ) {
case 42: {
goto st8;
}
case 47: {
goto st1;
}
}
{
goto st7;
}
st9:
p+= 1;
if ( p == pe )
goto _test_eof9;
st_case_9:
if ( ( (*( p))) == 10 ) {
goto st1;
}
{
goto st9;
}
st_out:
_test_eof1: cs = 1; goto _test_eof;
_test_eof10: cs = 10; goto _test_eof;
_test_eof2: cs = 2; goto _test_eof;
_test_eof3: cs = 3; goto _test_eof;
_test_eof4: cs = 4; goto _test_eof;
_test_eof5: cs = 5; goto _test_eof;
_test_eof6: cs = 6; goto _test_eof;
_test_eof7: cs = 7; goto _test_eof;
_test_eof8: cs = 8; goto _test_eof;
_test_eof9: cs = 9; goto _test_eof;
_test_eof: {}
_out: {}
}
#line 854 "parser.rl"
if (cs >= JSON_first_final && p == pe) {
return result;
} else {
rb_enc_raise(EXC_ENCODING eParserError, "%u: unexpected token at '%s'", __LINE__, p);
return Qnil;
}
}
static void JSON_mark(void *ptr)
{
JSON_Parser *json = ptr;
rb_gc_mark_maybe(json->Vsource);
rb_gc_mark_maybe(json->create_id);
rb_gc_mark_maybe(json->object_class);
rb_gc_mark_maybe(json->array_class);
rb_gc_mark_maybe(json->decimal_class);
rb_gc_mark_maybe(json->match_string);
}
static void JSON_free(void *ptr)
{
JSON_Parser *json = ptr;
fbuffer_free(json->fbuffer);
ruby_xfree(json);
}
static size_t JSON_memsize(const void *ptr)
{
const JSON_Parser *json = ptr;
return sizeof(*json) + FBUFFER_CAPA(json->fbuffer);
}
#ifdef NEW_TYPEDDATA_WRAPPER
static const rb_data_type_t JSON_Parser_type = {
"JSON/Parser",
{JSON_mark, JSON_free, JSON_memsize,},
#ifdef RUBY_TYPED_FREE_IMMEDIATELY
0, 0,
RUBY_TYPED_FREE_IMMEDIATELY,
#endif
};
#endif
static VALUE cJSON_parser_s_allocate(VALUE klass)
{
JSON_Parser *json;
VALUE obj = TypedData_Make_Struct(klass, JSON_Parser, &JSON_Parser_type, json);
json->fbuffer = fbuffer_alloc(0);
return obj;
}
/*
* call-seq: source()
*
* Returns a copy of the current _source_ string, that was used to construct
* this Parser.
*/
static VALUE cParser_source(VALUE self)
{
GET_PARSER;
return rb_str_dup(json->Vsource);
}
void Init_parser(void)
{
#ifdef HAVE_RB_EXT_RACTOR_SAFE
rb_ext_ractor_safe(true);
#endif
#undef rb_intern
rb_require("json/common");
mJSON = rb_define_module("JSON");
mExt = rb_define_module_under(mJSON, "Ext");
cParser = rb_define_class_under(mExt, "Parser", rb_cObject);
eParserError = rb_path2class("JSON::ParserError");
eNestingError = rb_path2class("JSON::NestingError");
rb_gc_register_mark_object(eParserError);
rb_gc_register_mark_object(eNestingError);
rb_define_alloc_func(cParser, cJSON_parser_s_allocate);
rb_define_method(cParser, "initialize", cParser_initialize, -1);
rb_define_method(cParser, "parse", cParser_parse, 0);
rb_define_method(cParser, "source", cParser_source, 0);
CNaN = rb_const_get(mJSON, rb_intern("NaN"));
rb_gc_register_mark_object(CNaN);
CInfinity = rb_const_get(mJSON, rb_intern("Infinity"));
rb_gc_register_mark_object(CInfinity);
CMinusInfinity = rb_const_get(mJSON, rb_intern("MinusInfinity"));
rb_gc_register_mark_object(CMinusInfinity);
i_json_creatable_p = rb_intern("json_creatable?");
i_json_create = rb_intern("json_create");
i_create_id = rb_intern("create_id");
i_create_additions = rb_intern("create_additions");
i_chr = rb_intern("chr");
i_max_nesting = rb_intern("max_nesting");
i_allow_nan = rb_intern("allow_nan");
i_symbolize_names = rb_intern("symbolize_names");
i_object_class = rb_intern("object_class");
i_array_class = rb_intern("array_class");
i_decimal_class = rb_intern("decimal_class");
i_match = rb_intern("match");
i_match_string = rb_intern("match_string");
i_key_p = rb_intern("key?");
i_deep_const_get = rb_intern("deep_const_get");
i_aset = rb_intern("[]=");
i_aref = rb_intern("[]");
i_leftshift = rb_intern("<<");
i_new = rb_intern("new");
i_try_convert = rb_intern("try_convert");
i_freeze = rb_intern("freeze");
i_uminus = rb_intern("-@");
}
/*
* Local variables:
* mode: c
* c-file-style: ruby
* indent-tabs-mode: nil
* End:
*/