diff options
author | usa <usa@b2dd03c8-39d4-4d8f-98ff-823fe69b080e> | 2010-04-26 04:34:36 +0000 |
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committer | usa <usa@b2dd03c8-39d4-4d8f-98ff-823fe69b080e> | 2010-04-26 04:34:36 +0000 |
commit | 27be3056dc0e9c313f25b430ca90b240a5e44160 (patch) | |
tree | b339421d40fd87a888691ded57a8cc00fbc2d2f2 /ext/json/parser | |
parent | b0018f68590c8071bb0a242f75cc4fa048396e78 (diff) | |
download | ruby-27be3056dc0e9c313f25b430ca90b240a5e44160.tar.gz |
* ext/jason: revert r27493. came again after canceling gcc-ism.
git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@27500 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
Diffstat (limited to 'ext/json/parser')
-rw-r--r-- | ext/json/parser/extconf.rb | 14 | ||||
-rw-r--r-- | ext/json/parser/parser.c | 1934 | ||||
-rw-r--r-- | ext/json/parser/parser.h | 71 | ||||
-rw-r--r-- | ext/json/parser/parser.rl | 791 |
4 files changed, 0 insertions, 2810 deletions
diff --git a/ext/json/parser/extconf.rb b/ext/json/parser/extconf.rb deleted file mode 100644 index 4c3e56a506..0000000000 --- a/ext/json/parser/extconf.rb +++ /dev/null @@ -1,14 +0,0 @@ -require 'mkmf' -require 'rbconfig' - -unless $CFLAGS.gsub!(/ -O[\dsz]?/, ' -O3') - $CFLAGS << ' -O3' -end -if CONFIG['CC'] =~ /gcc/ - $CFLAGS << ' -Wall' - #unless $CFLAGS.gsub!(/ -O[\dsz]?/, ' -O0 -ggdb') - # $CFLAGS << ' -O0 -ggdb' - #end -end - -create_makefile 'json/ext/parser' diff --git a/ext/json/parser/parser.c b/ext/json/parser/parser.c deleted file mode 100644 index e1d5bca29e..0000000000 --- a/ext/json/parser/parser.c +++ /dev/null @@ -1,1934 +0,0 @@ - -#line 1 "parser.rl" -#include "parser.h" - -/* unicode */ - -static const 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) -{ - char b; - UTF32 result = 0; - b = digit_values[p[0]]; - if (b < 0) return UNI_REPLACEMENT_CHAR; - result = (result << 4) | b; - b = digit_values[p[1]]; - result = (result << 4) | b; - if (b < 0) return UNI_REPLACEMENT_CHAR; - b = digit_values[p[2]]; - result = (result << 4) | b; - if (b < 0) return UNI_REPLACEMENT_CHAR; - b = digit_values[p[3]]; - result = (result << 4) | b; - if (b < 0) return UNI_REPLACEMENT_CHAR; - 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; -} - -#ifdef HAVE_RUBY_ENCODING_H -static VALUE CEncoding_ASCII_8BIT, CEncoding_UTF_8, CEncoding_UTF_16BE, - CEncoding_UTF_16LE, CEncoding_UTF_32BE, CEncoding_UTF_32LE; -static ID i_encoding, i_encode, i_encode_bang, i_force_encoding; -#else -static ID i_iconv; -#endif - -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_key_p, i_deep_const_get; - - -#line 108 "parser.rl" - - - -#line 90 "parser.c" -static const int JSON_object_start = 1; -static const int JSON_object_first_final = 27; -static const int JSON_object_error = 0; - -static const int JSON_object_en_main = 1; - - -#line 143 "parser.rl" - - -static char *JSON_parse_object(JSON_Parser *json, char *p, char *pe, VALUE *result) -{ - int cs = EVIL; - VALUE last_name = Qnil; - VALUE object_class = json->object_class; - - if (json->max_nesting && json->current_nesting > json->max_nesting) { - rb_raise(eNestingError, "nesting of %d is too deep", json->current_nesting); - } - - *result = NIL_P(object_class) ? rb_hash_new() : rb_class_new_instance(0, 0, object_class); - - -#line 114 "parser.c" - { - cs = JSON_object_start; - } - -#line 158 "parser.rl" - -#line 121 "parser.c" - { - if ( p == pe ) - goto _test_eof; - switch ( cs ) - { -case 1: - if ( (*p) == 123 ) - goto st2; - goto st0; -st0: -cs = 0; - goto _out; -st2: - if ( ++p == pe ) - goto _test_eof2; -case 2: - switch( (*p) ) { - case 13: goto st2; - case 32: goto st2; - case 34: goto tr2; - case 47: goto st23; - case 125: goto tr4; - } - if ( 9 <= (*p) && (*p) <= 10 ) - goto st2; - goto st0; -tr2: -#line 127 "parser.rl" - { - json->parsing_name = 1; - char *np = JSON_parse_string(json, p, pe, &last_name); - json->parsing_name = 0; - if (np == NULL) { p--; {p++; cs = 3; goto _out;} } else {p = (( np))-1;} - } - goto st3; -st3: - if ( ++p == pe ) - goto _test_eof3; -case 3: -#line 161 "parser.c" - 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: - if ( ++p == pe ) - goto _test_eof4; -case 4: - switch( (*p) ) { - case 42: goto st5; - case 47: goto st7; - } - goto st0; -st5: - if ( ++p == pe ) - goto _test_eof5; -case 5: - if ( (*p) == 42 ) - goto st6; - goto st5; -st6: - if ( ++p == pe ) - goto _test_eof6; -case 6: - switch( (*p) ) { - case 42: goto st6; - case 47: goto st3; - } - goto st5; -st7: - if ( ++p == pe ) - goto _test_eof7; -case 7: - if ( (*p) == 10 ) - goto st3; - goto st7; -st8: - if ( ++p == pe ) - goto _test_eof8; -case 8: - switch( (*p) ) { - case 13: goto st8; - case 32: goto st8; - case 34: goto tr11; - case 45: goto tr11; - case 47: goto st19; - case 73: goto tr11; - case 78: goto tr11; - case 91: goto tr11; - case 102: goto tr11; - case 110: goto tr11; - case 116: goto tr11; - case 123: goto tr11; - } - if ( (*p) > 10 ) { - if ( 48 <= (*p) && (*p) <= 57 ) - goto tr11; - } else if ( (*p) >= 9 ) - goto st8; - goto st0; -tr11: -#line 116 "parser.rl" - { - VALUE v = Qnil; - char *np = JSON_parse_value(json, p, pe, &v); - if (np == NULL) { - p--; {p++; cs = 9; goto _out;} - } else { - rb_hash_aset(*result, last_name, v); - {p = (( np))-1;} - } - } - goto st9; -st9: - if ( ++p == pe ) - goto _test_eof9; -case 9: -#line 244 "parser.c" - switch( (*p) ) { - case 13: goto st9; - case 32: goto st9; - case 44: goto st10; - case 47: goto st15; - case 125: goto tr4; - } - if ( 9 <= (*p) && (*p) <= 10 ) - goto st9; - goto st0; -st10: - if ( ++p == pe ) - goto _test_eof10; -case 10: - switch( (*p) ) { - case 13: goto st10; - case 32: goto st10; - case 34: goto tr2; - case 47: goto st11; - } - if ( 9 <= (*p) && (*p) <= 10 ) - goto st10; - goto st0; -st11: - if ( ++p == pe ) - goto _test_eof11; -case 11: - switch( (*p) ) { - case 42: goto st12; - case 47: goto st14; - } - goto st0; -st12: - if ( ++p == pe ) - goto _test_eof12; -case 12: - if ( (*p) == 42 ) - goto st13; - goto st12; -st13: - if ( ++p == pe ) - goto _test_eof13; -case 13: - switch( (*p) ) { - case 42: goto st13; - case 47: goto st10; - } - goto st12; -st14: - if ( ++p == pe ) - goto _test_eof14; -case 14: - if ( (*p) == 10 ) - goto st10; - goto st14; -st15: - if ( ++p == pe ) - goto _test_eof15; -case 15: - switch( (*p) ) { - case 42: goto st16; - case 47: goto st18; - } - goto st0; -st16: - if ( ++p == pe ) - goto _test_eof16; -case 16: - if ( (*p) == 42 ) - goto st17; - goto st16; -st17: - if ( ++p == pe ) - goto _test_eof17; -case 17: - switch( (*p) ) { - case 42: goto st17; - case 47: goto st9; - } - goto st16; -st18: - if ( ++p == pe ) - goto _test_eof18; -case 18: - if ( (*p) == 10 ) - goto st9; - goto st18; -tr4: -#line 134 "parser.rl" - { p--; {p++; cs = 27; goto _out;} } - goto st27; -st27: - if ( ++p == pe ) - goto _test_eof27; -case 27: -#line 340 "parser.c" - goto st0; -st19: - if ( ++p == pe ) - goto _test_eof19; -case 19: - switch( (*p) ) { - case 42: goto st20; - case 47: goto st22; - } - goto st0; -st20: - if ( ++p == pe ) - goto _test_eof20; -case 20: - if ( (*p) == 42 ) - goto st21; - goto st20; -st21: - if ( ++p == pe ) - goto _test_eof21; -case 21: - switch( (*p) ) { - case 42: goto st21; - case 47: goto st8; - } - goto st20; -st22: - if ( ++p == pe ) - goto _test_eof22; -case 22: - if ( (*p) == 10 ) - goto st8; - goto st22; -st23: - if ( ++p == pe ) - goto _test_eof23; -case 23: - switch( (*p) ) { - case 42: goto st24; - case 47: goto st26; - } - goto st0; -st24: - if ( ++p == pe ) - goto _test_eof24; -case 24: - if ( (*p) == 42 ) - goto st25; - goto st24; -st25: - if ( ++p == pe ) - goto _test_eof25; -case 25: - switch( (*p) ) { - case 42: goto st25; - case 47: goto st2; - } - goto st24; -st26: - if ( ++p == pe ) - goto _test_eof26; -case 26: - if ( (*p) == 10 ) - goto st2; - goto st26; - } - _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 159 "parser.rl" - - if (cs >= JSON_object_first_final) { - if (RTEST(json->create_id)) { - VALUE klassname = rb_hash_aref(*result, 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; - } -} - - -#line 457 "parser.c" -static const int JSON_value_start = 1; -static const int JSON_value_first_final = 21; -static const int JSON_value_error = 0; - -static const int JSON_value_en_main = 1; - - -#line 257 "parser.rl" - - -static char *JSON_parse_value(JSON_Parser *json, char *p, char *pe, VALUE *result) -{ - int cs = EVIL; - - -#line 473 "parser.c" - { - cs = JSON_value_start; - } - -#line 264 "parser.rl" - -#line 480 "parser.c" - { - if ( p == pe ) - goto _test_eof; - switch ( cs ) - { -case 1: - switch( (*p) ) { - case 34: goto tr0; - case 45: goto tr2; - case 73: goto st2; - case 78: goto st9; - case 91: goto tr5; - case 102: goto st11; - case 110: goto st15; - case 116: goto st18; - case 123: goto tr9; - } - if ( 48 <= (*p) && (*p) <= 57 ) - goto tr2; - goto st0; -st0: -cs = 0; - goto _out; -tr0: -#line 205 "parser.rl" - { - char *np = JSON_parse_string(json, p, pe, result); - if (np == NULL) { p--; {p++; cs = 21; goto _out;} } else {p = (( np))-1;} - } - goto st21; -tr2: -#line 210 "parser.rl" - { - char *np; - if(pe > p + 9 && !strncmp(MinusInfinity, p, 9)) { - if (json->allow_nan) { - *result = CMinusInfinity; - {p = (( p + 10))-1;} - p--; {p++; cs = 21; goto _out;} - } else { - rb_raise(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++; cs = 21; goto _out;} - } - goto st21; -tr5: -#line 228 "parser.rl" - { - char *np; - json->current_nesting++; - np = JSON_parse_array(json, p, pe, result); - json->current_nesting--; - if (np == NULL) { p--; {p++; cs = 21; goto _out;} } else {p = (( np))-1;} - } - goto st21; -tr9: -#line 236 "parser.rl" - { - char *np; - json->current_nesting++; - np = JSON_parse_object(json, p, pe, result); - json->current_nesting--; - if (np == NULL) { p--; {p++; cs = 21; goto _out;} } else {p = (( np))-1;} - } - goto st21; -tr16: -#line 198 "parser.rl" - { - if (json->allow_nan) { - *result = CInfinity; - } else { - rb_raise(eParserError, "%u: unexpected token at '%s'", __LINE__, p - 8); - } - } - goto st21; -tr18: -#line 191 "parser.rl" - { - if (json->allow_nan) { - *result = CNaN; - } else { - rb_raise(eParserError, "%u: unexpected token at '%s'", __LINE__, p - 2); - } - } - goto st21; -tr22: -#line 185 "parser.rl" - { - *result = Qfalse; - } - goto st21; -tr25: -#line 182 "parser.rl" - { - *result = Qnil; - } - goto st21; -tr28: -#line 188 "parser.rl" - { - *result = Qtrue; - } - goto st21; -st21: - if ( ++p == pe ) - goto _test_eof21; -case 21: -#line 244 "parser.rl" - { p--; {p++; cs = 21; goto _out;} } -#line 595 "parser.c" - goto st0; -st2: - if ( ++p == pe ) - goto _test_eof2; -case 2: - if ( (*p) == 110 ) - goto st3; - goto st0; -st3: - if ( ++p == pe ) - goto _test_eof3; -case 3: - if ( (*p) == 102 ) - goto st4; - goto st0; -st4: - if ( ++p == pe ) - goto _test_eof4; -case 4: - if ( (*p) == 105 ) - goto st5; - goto st0; -st5: - if ( ++p == pe ) - goto _test_eof5; -case 5: - if ( (*p) == 110 ) - goto st6; - goto st0; -st6: - if ( ++p == pe ) - goto _test_eof6; -case 6: - if ( (*p) == 105 ) - goto st7; - goto st0; -st7: - if ( ++p == pe ) - goto _test_eof7; -case 7: - if ( (*p) == 116 ) - goto st8; - goto st0; -st8: - if ( ++p == pe ) - goto _test_eof8; -case 8: - if ( (*p) == 121 ) - goto tr16; - goto st0; -st9: - if ( ++p == pe ) - goto _test_eof9; -case 9: - if ( (*p) == 97 ) - goto st10; - goto st0; -st10: - if ( ++p == pe ) - goto _test_eof10; -case 10: - if ( (*p) == 78 ) - goto tr18; - goto st0; -st11: - if ( ++p == pe ) - goto _test_eof11; -case 11: - if ( (*p) == 97 ) - goto st12; - goto st0; -st12: - if ( ++p == pe ) - goto _test_eof12; -case 12: - if ( (*p) == 108 ) - goto st13; - goto st0; -st13: - if ( ++p == pe ) - goto _test_eof13; -case 13: - if ( (*p) == 115 ) - goto st14; - goto st0; -st14: - if ( ++p == pe ) - goto _test_eof14; -case 14: - if ( (*p) == 101 ) - goto tr22; - goto st0; -st15: - if ( ++p == pe ) - goto _test_eof15; -case 15: - if ( (*p) == 117 ) - goto st16; - goto st0; -st16: - if ( ++p == pe ) - goto _test_eof16; -case 16: - if ( (*p) == 108 ) - goto st17; - goto st0; -st17: - if ( ++p == pe ) - goto _test_eof17; -case 17: - if ( (*p) == 108 ) - goto tr25; - goto st0; -st18: - if ( ++p == pe ) - goto _test_eof18; -case 18: - if ( (*p) == 114 ) - goto st19; - goto st0; -st19: - if ( ++p == pe ) - goto _test_eof19; -case 19: - if ( (*p) == 117 ) - goto st20; - goto st0; -st20: - if ( ++p == pe ) - goto _test_eof20; -case 20: - if ( (*p) == 101 ) - goto tr28; - goto st0; - } - _test_eof21: cs = 21; 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_eof: {} - _out: {} - } - -#line 265 "parser.rl" - - if (cs >= JSON_value_first_final) { - return p; - } else { - return NULL; - } -} - - -#line 766 "parser.c" -static const int JSON_integer_start = 1; -static const int JSON_integer_first_final = 5; -static const int JSON_integer_error = 0; - -static const int JSON_integer_en_main = 1; - - -#line 281 "parser.rl" - - -static char *JSON_parse_integer(JSON_Parser *json, char *p, char *pe, VALUE *result) -{ - int cs = EVIL; - - -#line 782 "parser.c" - { - cs = JSON_integer_start; - } - -#line 288 "parser.rl" - json->memo = p; - -#line 790 "parser.c" - { - if ( p == pe ) - goto _test_eof; - switch ( cs ) - { -case 1: - switch( (*p) ) { - case 45: goto st2; - case 48: goto st3; - } - if ( 49 <= (*p) && (*p) <= 57 ) - goto st4; - goto st0; -st0: -cs = 0; - goto _out; -st2: - if ( ++p == pe ) - goto _test_eof2; -case 2: - if ( (*p) == 48 ) - goto st3; - if ( 49 <= (*p) && (*p) <= 57 ) - goto st4; - goto st0; -st3: - if ( ++p == pe ) - goto _test_eof3; -case 3: - if ( 48 <= (*p) && (*p) <= 57 ) - goto st0; - goto tr4; -tr4: -#line 278 "parser.rl" - { p--; {p++; cs = 5; goto _out;} } - goto st5; -st5: - if ( ++p == pe ) - goto _test_eof5; -case 5: -#line 831 "parser.c" - goto st0; -st4: - if ( ++p == pe ) - goto _test_eof4; -case 4: - if ( 48 <= (*p) && (*p) <= 57 ) - goto st4; - goto tr4; - } - _test_eof2: cs = 2; goto _test_eof; - _test_eof3: cs = 3; goto _test_eof; - _test_eof5: cs = 5; goto _test_eof; - _test_eof4: cs = 4; goto _test_eof; - - _test_eof: {} - _out: {} - } - -#line 290 "parser.rl" - - if (cs >= JSON_integer_first_final) { - long len = p - json->memo; - *result = rb_Integer(rb_str_new(json->memo, len)); - return p + 1; - } else { - return NULL; - } -} - - -#line 862 "parser.c" -static const int JSON_float_start = 1; -static const int JSON_float_first_final = 10; -static const int JSON_float_error = 0; - -static const int JSON_float_en_main = 1; - - -#line 312 "parser.rl" - - -static char *JSON_parse_float(JSON_Parser *json, char *p, char *pe, VALUE *result) -{ - int cs = EVIL; - - -#line 878 "parser.c" - { - cs = JSON_float_start; - } - -#line 319 "parser.rl" - json->memo = p; - -#line 886 "parser.c" - { - if ( p == pe ) - goto _test_eof; - switch ( cs ) - { -case 1: - switch( (*p) ) { - case 45: goto st2; - case 48: goto st3; - } - if ( 49 <= (*p) && (*p) <= 57 ) - goto st9; - goto st0; -st0: -cs = 0; - goto _out; -st2: - if ( ++p == pe ) - goto _test_eof2; -case 2: - if ( (*p) == 48 ) - goto st3; - if ( 49 <= (*p) && (*p) <= 57 ) - goto st9; - goto st0; -st3: - if ( ++p == pe ) - goto _test_eof3; -case 3: - switch( (*p) ) { - case 46: goto st4; - case 69: goto st6; - case 101: goto st6; - } - goto st0; -st4: - if ( ++p == pe ) - goto _test_eof4; -case 4: - if ( 48 <= (*p) && (*p) <= 57 ) - goto st5; - goto st0; -st5: - if ( ++p == pe ) - goto _test_eof5; -case 5: - switch( (*p) ) { - case 69: goto st6; - case 101: goto st6; - } - if ( (*p) > 46 ) { - if ( 48 <= (*p) && (*p) <= 57 ) - goto st5; - } else if ( (*p) >= 45 ) - goto st0; - goto tr7; -tr7: -#line 306 "parser.rl" - { p--; {p++; cs = 10; goto _out;} } - goto st10; -st10: - if ( ++p == pe ) - goto _test_eof10; -case 10: -#line 951 "parser.c" - goto st0; -st6: - if ( ++p == pe ) - goto _test_eof6; -case 6: - switch( (*p) ) { - case 43: goto st7; - case 45: goto st7; - } - if ( 48 <= (*p) && (*p) <= 57 ) - goto st8; - goto st0; -st7: - if ( ++p == pe ) - goto _test_eof7; -case 7: - if ( 48 <= (*p) && (*p) <= 57 ) - goto st8; - goto st0; -st8: - if ( ++p == pe ) - goto _test_eof8; -case 8: - switch( (*p) ) { - case 69: goto st0; - case 101: goto st0; - } - if ( (*p) > 46 ) { - if ( 48 <= (*p) && (*p) <= 57 ) - goto st8; - } else if ( (*p) >= 45 ) - goto st0; - goto tr7; -st9: - if ( ++p == pe ) - goto _test_eof9; -case 9: - switch( (*p) ) { - case 46: goto st4; - case 69: goto st6; - case 101: goto st6; - } - if ( 48 <= (*p) && (*p) <= 57 ) - goto st9; - goto st0; - } - _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_eof10: cs = 10; 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 321 "parser.rl" - - if (cs >= JSON_float_first_final) { - long len = p - json->memo; - *result = rb_Float(rb_str_new(json->memo, len)); - return p + 1; - } else { - return NULL; - } -} - - - -#line 1025 "parser.c" -static const int JSON_array_start = 1; -static const int JSON_array_first_final = 17; -static const int JSON_array_error = 0; - -static const int JSON_array_en_main = 1; - - -#line 357 "parser.rl" - - -static char *JSON_parse_array(JSON_Parser *json, char *p, char *pe, VALUE *result) -{ - int cs = EVIL; - VALUE array_class = json->array_class; - - if (json->max_nesting && json->current_nesting > json->max_nesting) { - rb_raise(eNestingError, "nesting of %d is too deep", json->current_nesting); - } - *result = NIL_P(array_class) ? rb_ary_new() : rb_class_new_instance(0, 0, array_class); - - -#line 1047 "parser.c" - { - cs = JSON_array_start; - } - -#line 370 "parser.rl" - -#line 1054 "parser.c" - { - if ( p == pe ) - goto _test_eof; - switch ( cs ) - { -case 1: - if ( (*p) == 91 ) - goto st2; - goto st0; -st0: -cs = 0; - goto _out; -st2: - if ( ++p == pe ) - goto _test_eof2; -case 2: - switch( (*p) ) { - case 13: goto st2; - case 32: goto st2; - case 34: goto tr2; - case 45: goto tr2; - case 47: goto st13; - case 73: goto tr2; - case 78: goto tr2; - case 91: goto tr2; - case 93: goto tr4; - case 102: goto tr2; - case 110: goto tr2; - case 116: goto tr2; - case 123: goto tr2; - } - if ( (*p) > 10 ) { - if ( 48 <= (*p) && (*p) <= 57 ) - goto tr2; - } else if ( (*p) >= 9 ) - goto st2; - goto st0; -tr2: -#line 338 "parser.rl" - { - VALUE v = Qnil; - char *np = JSON_parse_value(json, p, pe, &v); - if (np == NULL) { - p--; {p++; cs = 3; goto _out;} - } else { - rb_ary_push(*result, v); - {p = (( np))-1;} - } - } - goto st3; -st3: - if ( ++p == pe ) - goto _test_eof3; -case 3: -#line 1109 "parser.c" - switch( (*p) ) { - case 13: goto st3; - case 32: goto st3; - case 44: goto st4; - case 47: goto st9; - case 93: goto tr4; - } - if ( 9 <= (*p) && (*p) <= 10 ) - goto st3; - goto st0; -st4: - if ( ++p == pe ) - goto _test_eof4; -case 4: - switch( (*p) ) { - case 13: goto st4; - case 32: goto st4; - case 34: goto tr2; - case 45: goto tr2; - case 47: goto st5; - case 73: goto tr2; - case 78: goto tr2; - case 91: goto tr2; - case 102: goto tr2; - case 110: goto tr2; - case 116: goto tr2; - case 123: goto tr2; - } - if ( (*p) > 10 ) { - if ( 48 <= (*p) && (*p) <= 57 ) - goto tr2; - } else if ( (*p) >= 9 ) - goto st4; - goto st0; -st5: - if ( ++p == pe ) - goto _test_eof5; -case 5: - switch( (*p) ) { - case 42: goto st6; - case 47: goto st8; - } - goto st0; -st6: - if ( ++p == pe ) - goto _test_eof6; -case 6: - if ( (*p) == 42 ) - goto st7; - goto st6; -st7: - if ( ++p == pe ) - goto _test_eof7; -case 7: - switch( (*p) ) { - case 42: goto st7; - case 47: goto st4; - } - goto st6; -st8: - if ( ++p == pe ) - goto _test_eof8; -case 8: - if ( (*p) == 10 ) - goto st4; - goto st8; -st9: - if ( ++p == pe ) - goto _test_eof9; -case 9: - switch( (*p) ) { - case 42: goto st10; - case 47: goto st12; - } - goto st0; -st10: - if ( ++p == pe ) - goto _test_eof10; -case 10: - if ( (*p) == 42 ) - goto st11; - goto st10; -st11: - if ( ++p == pe ) - goto _test_eof11; -case 11: - switch( (*p) ) { - case 42: goto st11; - case 47: goto st3; - } - goto st10; -st12: - if ( ++p == pe ) - goto _test_eof12; -case 12: - if ( (*p) == 10 ) - goto st3; - goto st12; -tr4: -#line 349 "parser.rl" - { p--; {p++; cs = 17; goto _out;} } - goto st17; -st17: - if ( ++p == pe ) - goto _test_eof17; -case 17: -#line 1216 "parser.c" - goto st0; -st13: - if ( ++p == pe ) - goto _test_eof13; -case 13: - switch( (*p) ) { - case 42: goto st14; - case 47: goto st16; - } - goto st0; -st14: - if ( ++p == pe ) - goto _test_eof14; -case 14: - if ( (*p) == 42 ) - goto st15; - goto st14; -st15: - if ( ++p == pe ) - goto _test_eof15; -case 15: - switch( (*p) ) { - case 42: goto st15; - case 47: goto st2; - } - goto st14; -st16: - if ( ++p == pe ) - goto _test_eof16; -case 16: - if ( (*p) == 10 ) - goto st2; - goto st16; - } - _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 371 "parser.rl" - - if(cs >= JSON_array_first_final) { - return p + 1; - } else { - rb_raise(eParserError, "%u: unexpected token at '%s'", __LINE__, p); - return NULL; - } -} - -static VALUE json_string_unescape(VALUE result, char *string, char *stringEnd) -{ - char *p = string, *pe = string, *unescape; - int unescape_len; - - while (pe < stringEnd) { - if (*pe == '\\') { - unescape = (char *) "?"; - unescape_len = 1; - if (pe > p) rb_str_buf_cat(result, p, 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) { - return Qnil; - } else { - char buf[4]; - UTF32 ch = unescape_unicode((unsigned char *) ++pe); - pe += 3; - if (UNI_SUR_HIGH_START == (ch & 0xFC00)) { - pe++; - if (pe > stringEnd - 6) return Qnil; - 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; - } - rb_str_buf_cat(result, unescape, unescape_len); - p = ++pe; - } else { - pe++; - } - } - rb_str_buf_cat(result, p, pe - p); - return result; -} - - -#line 1353 "parser.c" -static const int JSON_string_start = 1; -static const int JSON_string_first_final = 8; -static const int JSON_string_error = 0; - -static const int JSON_string_en_main = 1; - - -#line 470 "parser.rl" - - -static char *JSON_parse_string(JSON_Parser *json, char *p, char *pe, VALUE *result) -{ - int cs = EVIL; - - *result = rb_str_buf_new(0); - -#line 1370 "parser.c" - { - cs = JSON_string_start; - } - -#line 478 "parser.rl" - json->memo = p; - -#line 1378 "parser.c" - { - if ( p == pe ) - goto _test_eof; - switch ( cs ) - { -case 1: - if ( (*p) == 34 ) - goto st2; - goto st0; -st0: -cs = 0; - goto _out; -st2: - if ( ++p == pe ) - goto _test_eof2; -case 2: - switch( (*p) ) { - case 34: goto tr2; - case 92: goto st3; - } - if ( 0 <= (*p) && (*p) <= 31 ) - goto st0; - goto st2; -tr2: -#line 456 "parser.rl" - { - *result = json_string_unescape(*result, json->memo + 1, p); - if (NIL_P(*result)) { - p--; - {p++; cs = 8; goto _out;} - } else { - FORCE_UTF8(*result); - {p = (( p + 1))-1;} - } - } -#line 467 "parser.rl" - { p--; {p++; cs = 8; goto _out;} } - goto st8; -st8: - if ( ++p == pe ) - goto _test_eof8; -case 8: -#line 1421 "parser.c" - goto st0; -st3: - if ( ++p == pe ) - goto _test_eof3; -case 3: - if ( (*p) == 117 ) - goto st4; - if ( 0 <= (*p) && (*p) <= 31 ) - goto st0; - goto st2; -st4: - if ( ++p == pe ) - goto _test_eof4; -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: - if ( ++p == pe ) - goto _test_eof5; -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: - if ( ++p == pe ) - goto _test_eof6; -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: - if ( ++p == pe ) - goto _test_eof7; -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; - } - _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 480 "parser.rl" - - if (json->symbolize_names && json->parsing_name) { - *result = rb_str_intern(*result); - } - if (cs >= JSON_string_first_final) { - return p + 1; - } else { - return NULL; - } -} - - - -#line 1511 "parser.c" -static const int JSON_start = 1; -static const int JSON_first_final = 10; -static const int JSON_error = 0; - -static const int JSON_en_main = 1; - - -#line 517 "parser.rl" - - -/* - * 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) -{ - char *ptr = RSTRING_PTR(source); - long len = RSTRING_LEN(source); - if (len < 2) { - rb_raise(eParserError, "A JSON text must at least contain two octets!"); - } -#ifdef HAVE_RUBY_ENCODING_H - { - VALUE encoding = rb_funcall(source, i_encoding, 0); - if (encoding == CEncoding_ASCII_8BIT) { - if (len >= 4 && ptr[0] == 0 && ptr[1] == 0 && ptr[2] == 0) { - source = rb_str_dup(source); - rb_funcall(source, i_force_encoding, 1, CEncoding_UTF_32BE); - source = rb_funcall(source, i_encode_bang, 1, CEncoding_UTF_8); - } else if (len >= 4 && ptr[0] == 0 && ptr[2] == 0) { - source = rb_str_dup(source); - rb_funcall(source, i_force_encoding, 1, CEncoding_UTF_16BE); - source = rb_funcall(source, i_encode_bang, 1, CEncoding_UTF_8); - } else if (len >= 4 && ptr[1] == 0 && ptr[2] == 0 && ptr[3] == 0) { - source = rb_str_dup(source); - rb_funcall(source, i_force_encoding, 1, CEncoding_UTF_32LE); - source = rb_funcall(source, i_encode_bang, 1, CEncoding_UTF_8); - } else if (len >= 4 && ptr[1] == 0 && ptr[3] == 0) { - source = rb_str_dup(source); - rb_funcall(source, i_force_encoding, 1, CEncoding_UTF_16LE); - source = rb_funcall(source, i_encode_bang, 1, CEncoding_UTF_8); - } else { - FORCE_UTF8(source); - } - } else { - source = rb_funcall(source, i_encode, 1, CEncoding_UTF_8); - } - } -#else - if (len >= 4 && ptr[0] == 0 && ptr[1] == 0 && ptr[2] == 0) { - source = rb_funcall(mJSON, i_iconv, 3, rb_str_new2("utf-8"), rb_str_new2("utf-32be"), source); - } else if (len >= 4 && ptr[0] == 0 && ptr[2] == 0) { - source = rb_funcall(mJSON, i_iconv, 3, rb_str_new2("utf-8"), rb_str_new2("utf-16be"), source); - } else if (len >= 4 && ptr[1] == 0 && ptr[2] == 0 && ptr[3] == 0) { - source = rb_funcall(mJSON, i_iconv, 3, rb_str_new2("utf-8"), rb_str_new2("utf-32le"), source); - } else if (len >= 4 && ptr[1] == 0 && ptr[3] == 0) { - source = rb_funcall(mJSON, i_iconv, 3, rb_str_new2("utf-8"), rb_str_new2("utf-16le"), source); - } -#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 19. - * * *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. - * * *create_additions*: If set to false, the Parser doesn't create - * additions even if a matchin class and create_id was found. This option - * defaults to true. - * * *object_class*: Defaults to Hash - * * *array_class*: Defaults to Array - */ -static VALUE cParser_initialize(int argc, VALUE *argv, VALUE self) -{ - char *ptr; - long len; - VALUE source, opts; - GET_PARSER; - rb_scan_args(argc, argv, "11", &source, &opts); - source = convert_encoding(StringValue(source)); - ptr = RSTRING_PTR(source); - len = RSTRING_LEN(source); - if (!NIL_P(opts)) { - 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 { - 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 = 19; - } - tmp = ID2SYM(i_allow_nan); - if (option_given_p(opts, tmp)) { - VALUE allow_nan = rb_hash_aref(opts, tmp); - json->allow_nan = RTEST(allow_nan) ? 1 : 0; - } else { - json->allow_nan = 0; - } - tmp = ID2SYM(i_symbolize_names); - if (option_given_p(opts, tmp)) { - VALUE symbolize_names = rb_hash_aref(opts, tmp); - json->symbolize_names = RTEST(symbolize_names) ? 1 : 0; - } else { - json->symbolize_names = 0; - } - tmp = ID2SYM(i_create_additions); - if (option_given_p(opts, tmp)) { - VALUE create_additions = rb_hash_aref(opts, tmp); - if (RTEST(create_additions)) { - json->create_id = rb_funcall(mJSON, i_create_id, 0); - } else { - json->create_id = Qnil; - } - } 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; - } - } - } else { - json->max_nesting = 19; - json->allow_nan = 0; - json->create_id = rb_funcall(mJSON, i_create_id, 0); - json->object_class = Qnil; - json->array_class = Qnil; - } - json->current_nesting = 0; - json->len = len; - json->source = ptr; - json->Vsource = source; - return self; -} - -/* - * 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; - - -#line 1701 "parser.c" - { - cs = JSON_start; - } - -#line 698 "parser.rl" - p = json->source; - pe = p + json->len; - -#line 1710 "parser.c" - { - if ( p == pe ) - goto _test_eof; - switch ( cs ) - { -st1: - if ( ++p == pe ) - goto _test_eof1; -case 1: - switch( (*p) ) { - case 13: goto st1; - case 32: goto st1; - case 47: goto st2; - case 91: goto tr3; - case 123: goto tr4; - } - if ( 9 <= (*p) && (*p) <= 10 ) - goto st1; - goto st0; -st0: -cs = 0; - goto _out; -st2: - if ( ++p == pe ) - goto _test_eof2; -case 2: - switch( (*p) ) { - case 42: goto st3; - case 47: goto st5; - } - goto st0; -st3: - if ( ++p == pe ) - goto _test_eof3; -case 3: - if ( (*p) == 42 ) - goto st4; - goto st3; -st4: - if ( ++p == pe ) - goto _test_eof4; -case 4: - switch( (*p) ) { - case 42: goto st4; - case 47: goto st1; - } - goto st3; -st5: - if ( ++p == pe ) - goto _test_eof5; -case 5: - if ( (*p) == 10 ) - goto st1; - goto st5; -tr3: -#line 506 "parser.rl" - { - char *np; - json->current_nesting = 1; - np = JSON_parse_array(json, p, pe, &result); - if (np == NULL) { p--; {p++; cs = 10; goto _out;} } else {p = (( np))-1;} - } - goto st10; -tr4: -#line 499 "parser.rl" - { - char *np; - json->current_nesting = 1; - np = JSON_parse_object(json, p, pe, &result); - if (np == NULL) { p--; {p++; cs = 10; goto _out;} } else {p = (( np))-1;} - } - goto st10; -st10: - if ( ++p == pe ) - goto _test_eof10; -case 10: -#line 1787 "parser.c" - switch( (*p) ) { - case 13: goto st10; - case 32: goto st10; - case 47: goto st6; - } - if ( 9 <= (*p) && (*p) <= 10 ) - goto st10; - goto st0; -st6: - if ( ++p == pe ) - goto _test_eof6; -case 6: - switch( (*p) ) { - case 42: goto st7; - case 47: goto st9; - } - goto st0; -st7: - if ( ++p == pe ) - goto _test_eof7; -case 7: - if ( (*p) == 42 ) - goto st8; - goto st7; -st8: - if ( ++p == pe ) - goto _test_eof8; -case 8: - switch( (*p) ) { - case 42: goto st8; - case 47: goto st10; - } - goto st7; -st9: - if ( ++p == pe ) - goto _test_eof9; -case 9: - if ( (*p) == 10 ) - goto st10; - goto st9; - } - _test_eof1: cs = 1; 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_eof10: cs = 10; 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 701 "parser.rl" - - if (cs >= JSON_first_final && p == pe) { - return result; - } else { - rb_raise(eParserError, "%u: unexpected token at '%s'", __LINE__, p); - return Qnil; - } -} - -static JSON_Parser *JSON_allocate() -{ - JSON_Parser *json = ALLOC(JSON_Parser); - MEMZERO(json, JSON_Parser, 1); - return json; -} - -static void JSON_mark(JSON_Parser *json) -{ - 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); -} - -static void JSON_free(JSON_Parser *json) -{ - ruby_xfree(json); -} - -static VALUE cJSON_parser_s_allocate(VALUE klass) -{ - JSON_Parser *json = JSON_allocate(); - return Data_Wrap_Struct(klass, JSON_mark, JSON_free, json); -} - -/* - * 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() -{ - 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_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")); - CInfinity = rb_const_get(mJSON, rb_intern("Infinity")); - CMinusInfinity = rb_const_get(mJSON, rb_intern("MinusInfinity")); - - 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_key_p = rb_intern("key?"); - i_deep_const_get = rb_intern("deep_const_get"); -#ifdef HAVE_RUBY_ENCODING_H - CEncoding_UTF_8 = rb_funcall(rb_path2class("Encoding"), rb_intern("find"), 1, rb_str_new2("utf-8")); - CEncoding_UTF_16BE = rb_funcall(rb_path2class("Encoding"), rb_intern("find"), 1, rb_str_new2("utf-16be")); - CEncoding_UTF_16LE = rb_funcall(rb_path2class("Encoding"), rb_intern("find"), 1, rb_str_new2("utf-16le")); - CEncoding_UTF_32BE = rb_funcall(rb_path2class("Encoding"), rb_intern("find"), 1, rb_str_new2("utf-32be")); - CEncoding_UTF_32LE = rb_funcall(rb_path2class("Encoding"), rb_intern("find"), 1, rb_str_new2("utf-32le")); - CEncoding_ASCII_8BIT = rb_funcall(rb_path2class("Encoding"), rb_intern("find"), 1, rb_str_new2("ascii-8bit")); - i_encoding = rb_intern("encoding"); - i_encode = rb_intern("encode"); - i_encode_bang = rb_intern("encode!"); - i_force_encoding = rb_intern("force_encoding"); -#else - i_iconv = rb_intern("iconv"); -#endif -} diff --git a/ext/json/parser/parser.h b/ext/json/parser/parser.h deleted file mode 100644 index 688ffdaeba..0000000000 --- a/ext/json/parser/parser.h +++ /dev/null @@ -1,71 +0,0 @@ -#ifndef _PARSER_H_ -#define _PARSER_H_ - -#include "ruby.h" - -#if HAVE_RE_H -#include "re.h" -#endif - -#ifdef HAVE_RUBY_ENCODING_H -#include "ruby/encoding.h" -#define FORCE_UTF8(obj) rb_enc_associate((obj), rb_utf8_encoding()) -#else -#define FORCE_UTF8(obj) -#endif - -#define option_given_p(opts, key) RTEST(rb_funcall(opts, i_key_p, 1, key)) - -/* unicode */ - -typedef unsigned long UTF32; /* at least 32 bits */ -typedef unsigned short UTF16; /* at least 16 bits */ -typedef unsigned char UTF8; /* typically 8 bits */ - -#define UNI_REPLACEMENT_CHAR (UTF32)0x0000FFFD -#define UNI_SUR_HIGH_START (UTF32)0xD800 -#define UNI_SUR_HIGH_END (UTF32)0xDBFF -#define UNI_SUR_LOW_START (UTF32)0xDC00 -#define UNI_SUR_LOW_END (UTF32)0xDFFF - -typedef struct JSON_ParserStruct { - VALUE Vsource; - char *source; - long len; - char *memo; - VALUE create_id; - int max_nesting; - int current_nesting; - int allow_nan; - int parsing_name; - int symbolize_names; - VALUE object_class; - VALUE array_class; -} JSON_Parser; - -#define GET_PARSER \ - JSON_Parser *json; \ - Data_Get_Struct(self, JSON_Parser, json) - -#define MinusInfinity "-Infinity" -#define EVIL 0x666 - -static UTF32 unescape_unicode(const unsigned char *p); -static int convert_UTF32_to_UTF8(char *buf, UTF32 ch); -static char *JSON_parse_object(JSON_Parser *json, char *p, char *pe, VALUE *result); -static char *JSON_parse_value(JSON_Parser *json, char *p, char *pe, VALUE *result); -static char *JSON_parse_integer(JSON_Parser *json, char *p, char *pe, VALUE *result); -static char *JSON_parse_float(JSON_Parser *json, char *p, char *pe, VALUE *result); -static char *JSON_parse_array(JSON_Parser *json, char *p, char *pe, VALUE *result); -static VALUE json_string_unescape(VALUE result, char *string, char *stringEnd); -static char *JSON_parse_string(JSON_Parser *json, char *p, char *pe, VALUE *result); -static VALUE convert_encoding(VALUE source); -static VALUE cParser_initialize(int argc, VALUE *argv, VALUE self); -static VALUE cParser_parse(VALUE self); -static JSON_Parser *JSON_allocate(); -static void JSON_mark(JSON_Parser *json); -static void JSON_free(JSON_Parser *json); -static VALUE cJSON_parser_s_allocate(VALUE klass); -static VALUE cParser_source(VALUE self); - -#endif diff --git a/ext/json/parser/parser.rl b/ext/json/parser/parser.rl deleted file mode 100644 index 6a581ec572..0000000000 --- a/ext/json/parser/parser.rl +++ /dev/null @@ -1,791 +0,0 @@ -#include "parser.h" - -/* unicode */ - -static const 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) -{ - char b; - UTF32 result = 0; - b = digit_values[p[0]]; - if (b < 0) return UNI_REPLACEMENT_CHAR; - result = (result << 4) | b; - b = digit_values[p[1]]; - result = (result << 4) | b; - if (b < 0) return UNI_REPLACEMENT_CHAR; - b = digit_values[p[2]]; - result = (result << 4) | b; - if (b < 0) return UNI_REPLACEMENT_CHAR; - b = digit_values[p[3]]; - result = (result << 4) | b; - if (b < 0) return UNI_REPLACEMENT_CHAR; - 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; -} - -#ifdef HAVE_RUBY_ENCODING_H -static VALUE CEncoding_ASCII_8BIT, CEncoding_UTF_8, CEncoding_UTF_16BE, - CEncoding_UTF_16LE, CEncoding_UTF_32BE, CEncoding_UTF_32LE; -static ID i_encoding, i_encode, i_encode_bang, i_force_encoding; -#else -static ID i_iconv; -#endif - -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_key_p, i_deep_const_get; - -%%{ - machine JSON_common; - - cr = '\n'; - cr_neg = [^\n]; - ws = [ \t\r\n]; - c_comment = '/*' ( any* - (any* '*/' any* ) ) '*/'; - cpp_comment = '//' cr_neg* cr; - comment = c_comment | cpp_comment; - ignore = ws | comment; - name_separator = ':'; - value_separator = ','; - Vnull = 'null'; - Vfalse = 'false'; - Vtrue = 'true'; - VNaN = 'NaN'; - VInfinity = 'Infinity'; - VMinusInfinity = '-Infinity'; - begin_value = [nft"\-[{NI] | digit; - begin_object = '{'; - end_object = '}'; - begin_array = '['; - end_array = ']'; - begin_string = '"'; - begin_name = begin_string; - begin_number = digit | '-'; -}%% - -%%{ - machine JSON_object; - include JSON_common; - - write data; - - action parse_value { - VALUE v = Qnil; - char *np = JSON_parse_value(json, fpc, pe, &v); - if (np == NULL) { - fhold; fbreak; - } else { - rb_hash_aset(*result, last_name, v); - fexec np; - } - } - - action parse_name { - json->parsing_name = 1; - char *np = JSON_parse_string(json, fpc, pe, &last_name); - json->parsing_name = 0; - if (np == NULL) { fhold; fbreak; } else fexec np; - } - - action exit { fhold; fbreak; } - - a_pair = ignore* begin_name >parse_name - ignore* name_separator ignore* - begin_value >parse_value; - - main := begin_object - (a_pair (ignore* value_separator a_pair)*)? - ignore* end_object @exit; -}%% - -static char *JSON_parse_object(JSON_Parser *json, char *p, char *pe, VALUE *result) -{ - int cs = EVIL; - VALUE last_name = Qnil; - VALUE object_class = json->object_class; - - if (json->max_nesting && json->current_nesting > json->max_nesting) { - rb_raise(eNestingError, "nesting of %d is too deep", json->current_nesting); - } - - *result = NIL_P(object_class) ? rb_hash_new() : rb_class_new_instance(0, 0, object_class); - - %% write init; - %% write exec; - - if (cs >= JSON_object_first_final) { - if (RTEST(json->create_id)) { - VALUE klassname = rb_hash_aref(*result, 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; - } -} - -%%{ - machine JSON_value; - include JSON_common; - - write data; - - action parse_null { - *result = Qnil; - } - action parse_false { - *result = Qfalse; - } - action parse_true { - *result = Qtrue; - } - action parse_nan { - if (json->allow_nan) { - *result = CNaN; - } else { - rb_raise(eParserError, "%u: unexpected token at '%s'", __LINE__, p - 2); - } - } - action parse_infinity { - if (json->allow_nan) { - *result = CInfinity; - } else { - rb_raise(eParserError, "%u: unexpected token at '%s'", __LINE__, p - 8); - } - } - action parse_string { - char *np = JSON_parse_string(json, fpc, pe, result); - if (np == NULL) { fhold; fbreak; } else fexec np; - } - - action parse_number { - char *np; - if(pe > fpc + 9 && !strncmp(MinusInfinity, fpc, 9)) { - if (json->allow_nan) { - *result = CMinusInfinity; - fexec p + 10; - fhold; fbreak; - } else { - rb_raise(eParserError, "%u: unexpected token at '%s'", __LINE__, p); - } - } - np = JSON_parse_float(json, fpc, pe, result); - if (np != NULL) fexec np; - np = JSON_parse_integer(json, fpc, pe, result); - if (np != NULL) fexec np; - fhold; fbreak; - } - - action parse_array { - char *np; - json->current_nesting++; - np = JSON_parse_array(json, fpc, pe, result); - json->current_nesting--; - if (np == NULL) { fhold; fbreak; } else fexec np; - } - - action parse_object { - char *np; - json->current_nesting++; - np = JSON_parse_object(json, fpc, pe, result); - json->current_nesting--; - if (np == NULL) { fhold; fbreak; } else fexec np; - } - - action exit { fhold; fbreak; } - -main := ( - Vnull @parse_null | - Vfalse @parse_false | - Vtrue @parse_true | - VNaN @parse_nan | - VInfinity @parse_infinity | - begin_number >parse_number | - begin_string >parse_string | - begin_array >parse_array | - begin_object >parse_object - ) %*exit; -}%% - -static char *JSON_parse_value(JSON_Parser *json, char *p, char *pe, VALUE *result) -{ - int cs = EVIL; - - %% write init; - %% write exec; - - if (cs >= JSON_value_first_final) { - return p; - } else { - return NULL; - } -} - -%%{ - machine JSON_integer; - - write data; - - action exit { fhold; fbreak; } - - main := '-'? ('0' | [1-9][0-9]*) (^[0-9] @exit); -}%% - -static char *JSON_parse_integer(JSON_Parser *json, char *p, char *pe, VALUE *result) -{ - int cs = EVIL; - - %% write init; - json->memo = p; - %% write exec; - - if (cs >= JSON_integer_first_final) { - long len = p - json->memo; - *result = rb_Integer(rb_str_new(json->memo, len)); - return p + 1; - } else { - return NULL; - } -} - -%%{ - machine JSON_float; - include JSON_common; - - write data; - - action exit { fhold; fbreak; } - - main := '-'? ( - (('0' | [1-9][0-9]*) '.' [0-9]+ ([Ee] [+\-]?[0-9]+)?) - | (('0' | [1-9][0-9]*) ([Ee] [+\-]?[0-9]+)) - ) (^[0-9Ee.\-] @exit ); -}%% - -static char *JSON_parse_float(JSON_Parser *json, char *p, char *pe, VALUE *result) -{ - int cs = EVIL; - - %% write init; - json->memo = p; - %% write exec; - - if (cs >= JSON_float_first_final) { - long len = p - json->memo; - *result = rb_Float(rb_str_new(json->memo, len)); - return p + 1; - } else { - return NULL; - } -} - - -%%{ - machine JSON_array; - include JSON_common; - - write data; - - action parse_value { - VALUE v = Qnil; - char *np = JSON_parse_value(json, fpc, pe, &v); - if (np == NULL) { - fhold; fbreak; - } else { - rb_ary_push(*result, v); - fexec np; - } - } - - action exit { fhold; fbreak; } - - next_element = value_separator ignore* begin_value >parse_value; - - main := begin_array ignore* - ((begin_value >parse_value ignore*) - (ignore* next_element ignore*)*)? - end_array @exit; -}%% - -static char *JSON_parse_array(JSON_Parser *json, char *p, char *pe, VALUE *result) -{ - int cs = EVIL; - VALUE array_class = json->array_class; - - if (json->max_nesting && json->current_nesting > json->max_nesting) { - rb_raise(eNestingError, "nesting of %d is too deep", json->current_nesting); - } - *result = NIL_P(array_class) ? rb_ary_new() : rb_class_new_instance(0, 0, array_class); - - %% write init; - %% write exec; - - if(cs >= JSON_array_first_final) { - return p + 1; - } else { - rb_raise(eParserError, "%u: unexpected token at '%s'", __LINE__, p); - return NULL; - } -} - -static VALUE json_string_unescape(VALUE result, char *string, char *stringEnd) -{ - char *p = string, *pe = string, *unescape; - int unescape_len; - - while (pe < stringEnd) { - if (*pe == '\\') { - unescape = (char *) "?"; - unescape_len = 1; - if (pe > p) rb_str_buf_cat(result, p, 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) { - return Qnil; - } else { - char buf[4]; - UTF32 ch = unescape_unicode((unsigned char *) ++pe); - pe += 3; - if (UNI_SUR_HIGH_START == (ch & 0xFC00)) { - pe++; - if (pe > stringEnd - 6) return Qnil; - 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; - } - rb_str_buf_cat(result, unescape, unescape_len); - p = ++pe; - } else { - pe++; - } - } - rb_str_buf_cat(result, p, pe - p); - return result; -} - -%%{ - machine JSON_string; - include JSON_common; - - write data; - - action parse_string { - *result = json_string_unescape(*result, json->memo + 1, p); - if (NIL_P(*result)) { - fhold; - fbreak; - } else { - FORCE_UTF8(*result); - fexec p + 1; - } - } - - action exit { fhold; fbreak; } - - main := '"' ((^(["\\] | 0..0x1f) | '\\'["\\/bfnrt] | '\\u'[0-9a-fA-F]{4} | '\\'^(["\\/bfnrtu]|0..0x1f))* %parse_string) '"' @exit; -}%% - -static char *JSON_parse_string(JSON_Parser *json, char *p, char *pe, VALUE *result) -{ - int cs = EVIL; - - *result = rb_str_buf_new(0); - %% write init; - json->memo = p; - %% write exec; - - if (json->symbolize_names && json->parsing_name) { - *result = rb_str_intern(*result); - } - if (cs >= JSON_string_first_final) { - return p + 1; - } else { - return NULL; - } -} - - -%%{ - machine JSON; - - write data; - - include JSON_common; - - action parse_object { - char *np; - json->current_nesting = 1; - np = JSON_parse_object(json, fpc, pe, &result); - if (np == NULL) { fhold; fbreak; } else fexec np; - } - - action parse_array { - char *np; - json->current_nesting = 1; - np = JSON_parse_array(json, fpc, pe, &result); - if (np == NULL) { fhold; fbreak; } else fexec np; - } - - main := ignore* ( - begin_object >parse_object | - begin_array >parse_array - ) ignore*; -}%% - -/* - * 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) -{ - char *ptr = RSTRING_PTR(source); - long len = RSTRING_LEN(source); - if (len < 2) { - rb_raise(eParserError, "A JSON text must at least contain two octets!"); - } -#ifdef HAVE_RUBY_ENCODING_H - { - VALUE encoding = rb_funcall(source, i_encoding, 0); - if (encoding == CEncoding_ASCII_8BIT) { - if (len >= 4 && ptr[0] == 0 && ptr[1] == 0 && ptr[2] == 0) { - source = rb_str_dup(source); - rb_funcall(source, i_force_encoding, 1, CEncoding_UTF_32BE); - source = rb_funcall(source, i_encode_bang, 1, CEncoding_UTF_8); - } else if (len >= 4 && ptr[0] == 0 && ptr[2] == 0) { - source = rb_str_dup(source); - rb_funcall(source, i_force_encoding, 1, CEncoding_UTF_16BE); - source = rb_funcall(source, i_encode_bang, 1, CEncoding_UTF_8); - } else if (len >= 4 && ptr[1] == 0 && ptr[2] == 0 && ptr[3] == 0) { - source = rb_str_dup(source); - rb_funcall(source, i_force_encoding, 1, CEncoding_UTF_32LE); - source = rb_funcall(source, i_encode_bang, 1, CEncoding_UTF_8); - } else if (len >= 4 && ptr[1] == 0 && ptr[3] == 0) { - source = rb_str_dup(source); - rb_funcall(source, i_force_encoding, 1, CEncoding_UTF_16LE); - source = rb_funcall(source, i_encode_bang, 1, CEncoding_UTF_8); - } else { - FORCE_UTF8(source); - } - } else { - source = rb_funcall(source, i_encode, 1, CEncoding_UTF_8); - } - } -#else - if (len >= 4 && ptr[0] == 0 && ptr[1] == 0 && ptr[2] == 0) { - source = rb_funcall(mJSON, i_iconv, 3, rb_str_new2("utf-8"), rb_str_new2("utf-32be"), source); - } else if (len >= 4 && ptr[0] == 0 && ptr[2] == 0) { - source = rb_funcall(mJSON, i_iconv, 3, rb_str_new2("utf-8"), rb_str_new2("utf-16be"), source); - } else if (len >= 4 && ptr[1] == 0 && ptr[2] == 0 && ptr[3] == 0) { - source = rb_funcall(mJSON, i_iconv, 3, rb_str_new2("utf-8"), rb_str_new2("utf-32le"), source); - } else if (len >= 4 && ptr[1] == 0 && ptr[3] == 0) { - source = rb_funcall(mJSON, i_iconv, 3, rb_str_new2("utf-8"), rb_str_new2("utf-16le"), source); - } -#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 19. - * * *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. - * * *create_additions*: If set to false, the Parser doesn't create - * additions even if a matchin class and create_id was found. This option - * defaults to true. - * * *object_class*: Defaults to Hash - * * *array_class*: Defaults to Array - */ -static VALUE cParser_initialize(int argc, VALUE *argv, VALUE self) -{ - char *ptr; - long len; - VALUE source, opts; - GET_PARSER; - rb_scan_args(argc, argv, "11", &source, &opts); - source = convert_encoding(StringValue(source)); - ptr = RSTRING_PTR(source); - len = RSTRING_LEN(source); - if (!NIL_P(opts)) { - 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 { - 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 = 19; - } - tmp = ID2SYM(i_allow_nan); - if (option_given_p(opts, tmp)) { - VALUE allow_nan = rb_hash_aref(opts, tmp); - json->allow_nan = RTEST(allow_nan) ? 1 : 0; - } else { - json->allow_nan = 0; - } - tmp = ID2SYM(i_symbolize_names); - if (option_given_p(opts, tmp)) { - VALUE symbolize_names = rb_hash_aref(opts, tmp); - json->symbolize_names = RTEST(symbolize_names) ? 1 : 0; - } else { - json->symbolize_names = 0; - } - tmp = ID2SYM(i_create_additions); - if (option_given_p(opts, tmp)) { - VALUE create_additions = rb_hash_aref(opts, tmp); - if (RTEST(create_additions)) { - json->create_id = rb_funcall(mJSON, i_create_id, 0); - } else { - json->create_id = Qnil; - } - } 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; - } - } - } else { - json->max_nesting = 19; - json->allow_nan = 0; - json->create_id = rb_funcall(mJSON, i_create_id, 0); - json->object_class = Qnil; - json->array_class = Qnil; - } - json->current_nesting = 0; - json->len = len; - json->source = ptr; - json->Vsource = source; - return self; -} - -/* - * 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; - - %% write init; - p = json->source; - pe = p + json->len; - %% write exec; - - if (cs >= JSON_first_final && p == pe) { - return result; - } else { - rb_raise(eParserError, "%u: unexpected token at '%s'", __LINE__, p); - return Qnil; - } -} - -static JSON_Parser *JSON_allocate() -{ - JSON_Parser *json = ALLOC(JSON_Parser); - MEMZERO(json, JSON_Parser, 1); - return json; -} - -static void JSON_mark(JSON_Parser *json) -{ - 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); -} - -static void JSON_free(JSON_Parser *json) -{ - ruby_xfree(json); -} - -static VALUE cJSON_parser_s_allocate(VALUE klass) -{ - JSON_Parser *json = JSON_allocate(); - return Data_Wrap_Struct(klass, JSON_mark, JSON_free, json); -} - -/* - * 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() -{ - 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_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")); - CInfinity = rb_const_get(mJSON, rb_intern("Infinity")); - CMinusInfinity = rb_const_get(mJSON, rb_intern("MinusInfinity")); - - 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_key_p = rb_intern("key?"); - i_deep_const_get = rb_intern("deep_const_get"); -#ifdef HAVE_RUBY_ENCODING_H - CEncoding_UTF_8 = rb_funcall(rb_path2class("Encoding"), rb_intern("find"), 1, rb_str_new2("utf-8")); - CEncoding_UTF_16BE = rb_funcall(rb_path2class("Encoding"), rb_intern("find"), 1, rb_str_new2("utf-16be")); - CEncoding_UTF_16LE = rb_funcall(rb_path2class("Encoding"), rb_intern("find"), 1, rb_str_new2("utf-16le")); - CEncoding_UTF_32BE = rb_funcall(rb_path2class("Encoding"), rb_intern("find"), 1, rb_str_new2("utf-32be")); - CEncoding_UTF_32LE = rb_funcall(rb_path2class("Encoding"), rb_intern("find"), 1, rb_str_new2("utf-32le")); - CEncoding_ASCII_8BIT = rb_funcall(rb_path2class("Encoding"), rb_intern("find"), 1, rb_str_new2("ascii-8bit")); - i_encoding = rb_intern("encoding"); - i_encode = rb_intern("encode"); - i_encode_bang = rb_intern("encode!"); - i_force_encoding = rb_intern("force_encoding"); -#else - i_iconv = rb_intern("iconv"); -#endif -} |