From fcbf63e62c627deae76c1b8cb8c0876c536ed811 Mon Sep 17 00:00:00 2001 From: Jari Vetoniemi Date: Mon, 16 Mar 2020 18:49:26 +0900 Subject: Fresh start --- jni/ruby/ext/json/parser/parser.c | 2235 +++++++++++++++++++++++++++++++++++++ 1 file changed, 2235 insertions(+) create mode 100644 jni/ruby/ext/json/parser/parser.c (limited to 'jni/ruby/ext/json/parser/parser.c') diff --git a/jni/ruby/ext/json/parser/parser.c b/jni/ruby/ext/json/parser/parser.c new file mode 100644 index 0000000..8e168e1 --- /dev/null +++ b/jni/ruby/ext/json/parser/parser.c @@ -0,0 +1,2235 @@ + +#line 1 "parser.rl" +#include "../fbuffer/fbuffer.h" +#include "parser.h" + +#if defined HAVE_RUBY_ENCODING_H +# define EXC_ENCODING UTF_8, +# 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 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 rb_encoding *UTF_8, *UTF_16BE, *UTF_16LE, *UTF_32BE, *UTF_32LE; +#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_quirks_mode, + i_object_class, i_array_class, i_key_p, i_deep_const_get, i_match, + i_match_string, i_aset, i_aref, i_leftshift; + + +#line 130 "parser.rl" + + + +#line 112 "parser.c" +enum {JSON_object_start = 1}; +enum {JSON_object_first_final = 27}; +enum {JSON_object_error = 0}; + +enum {JSON_object_en_main = 1}; + + +#line 171 "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 136 "parser.c" + { + cs = JSON_object_start; + } + +#line 186 "parser.rl" + +#line 143 "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 153 "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++; cs = 3; goto _out;} } else {p = (( np))-1;} + } + goto st3; +st3: + if ( ++p == pe ) + goto _test_eof3; +case 3: +#line 184 "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 138 "parser.rl" + { + VALUE v = Qnil; + char *np = JSON_parse_value(json, p, pe, &v); + if (np == NULL) { + p--; {p++; cs = 9; goto _out;} + } else { + if (NIL_P(json->object_class)) { + rb_hash_aset(*result, last_name, v); + } else { + rb_funcall(*result, i_aset, 2, last_name, v); + } + {p = (( np))-1;} + } + } + goto st9; +st9: + if ( ++p == pe ) + goto _test_eof9; +case 9: +#line 271 "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 161 "parser.rl" + { p--; {p++; cs = 27; goto _out;} } + goto st27; +st27: + if ( ++p == pe ) + goto _test_eof27; +case 27: +#line 367 "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 187 "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; + } +} + + + +#line 490 "parser.c" +enum {JSON_value_start = 1}; +enum {JSON_value_first_final = 21}; +enum {JSON_value_error = 0}; + +enum {JSON_value_en_main = 1}; + + +#line 291 "parser.rl" + + +static char *JSON_parse_value(JSON_Parser *json, char *p, char *pe, VALUE *result) +{ + int cs = EVIL; + + +#line 506 "parser.c" + { + cs = JSON_value_start; + } + +#line 298 "parser.rl" + +#line 513 "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 239 "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 244 "parser.rl" + { + char *np; + if(pe > p + 9 - json->quirks_mode && !strncmp(MinusInfinity, p, 9)) { + if (json->allow_nan) { + *result = CMinusInfinity; + {p = (( p + 10))-1;} + p--; {p++; cs = 21; 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++; cs = 21; goto _out;} + } + goto st21; +tr5: +#line 262 "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 270 "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 232 "parser.rl" + { + if (json->allow_nan) { + *result = CInfinity; + } else { + rb_enc_raise(EXC_ENCODING eParserError, "%u: unexpected token at '%s'", __LINE__, p - 8); + } + } + goto st21; +tr18: +#line 225 "parser.rl" + { + if (json->allow_nan) { + *result = CNaN; + } else { + rb_enc_raise(EXC_ENCODING eParserError, "%u: unexpected token at '%s'", __LINE__, p - 2); + } + } + goto st21; +tr22: +#line 219 "parser.rl" + { + *result = Qfalse; + } + goto st21; +tr25: +#line 216 "parser.rl" + { + *result = Qnil; + } + goto st21; +tr28: +#line 222 "parser.rl" + { + *result = Qtrue; + } + goto st21; +st21: + if ( ++p == pe ) + goto _test_eof21; +case 21: +#line 278 "parser.rl" + { p--; {p++; cs = 21; goto _out;} } +#line 628 "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 299 "parser.rl" + + if (cs >= JSON_value_first_final) { + return p; + } else { + return NULL; + } +} + + +#line 799 "parser.c" +enum {JSON_integer_start = 1}; +enum {JSON_integer_first_final = 3}; +enum {JSON_integer_error = 0}; + +enum {JSON_integer_en_main = 1}; + + +#line 315 "parser.rl" + + +static char *JSON_parse_integer(JSON_Parser *json, char *p, char *pe, VALUE *result) +{ + int cs = EVIL; + + +#line 815 "parser.c" + { + cs = JSON_integer_start; + } + +#line 322 "parser.rl" + json->memo = p; + +#line 823 "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 st5; + 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 st5; + goto st0; +st3: + if ( ++p == pe ) + goto _test_eof3; +case 3: + if ( 48 <= (*p) && (*p) <= 57 ) + goto st0; + goto tr4; +tr4: +#line 312 "parser.rl" + { p--; {p++; cs = 4; goto _out;} } + goto st4; +st4: + if ( ++p == pe ) + goto _test_eof4; +case 4: +#line 864 "parser.c" + goto st0; +st5: + if ( ++p == pe ) + goto _test_eof5; +case 5: + if ( 48 <= (*p) && (*p) <= 57 ) + goto st5; + goto tr4; + } + _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 324 "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; + } +} + + +#line 898 "parser.c" +enum {JSON_float_start = 1}; +enum {JSON_float_first_final = 8}; +enum {JSON_float_error = 0}; + +enum {JSON_float_en_main = 1}; + + +#line 349 "parser.rl" + + +static char *JSON_parse_float(JSON_Parser *json, char *p, char *pe, VALUE *result) +{ + int cs = EVIL; + + +#line 914 "parser.c" + { + cs = JSON_float_start; + } + +#line 356 "parser.rl" + json->memo = p; + +#line 922 "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 st7; + 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 st7; + goto st0; +st3: + if ( ++p == pe ) + goto _test_eof3; +case 3: + switch( (*p) ) { + case 46: goto st4; + case 69: goto st5; + case 101: goto st5; + } + goto st0; +st4: + if ( ++p == pe ) + goto _test_eof4; +case 4: + if ( 48 <= (*p) && (*p) <= 57 ) + goto st8; + goto st0; +st8: + if ( ++p == pe ) + goto _test_eof8; +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 tr9; +tr9: +#line 343 "parser.rl" + { p--; {p++; cs = 9; goto _out;} } + goto st9; +st9: + if ( ++p == pe ) + goto _test_eof9; +case 9: +#line 987 "parser.c" + goto st0; +st5: + if ( ++p == pe ) + goto _test_eof5; +case 5: + switch( (*p) ) { + case 43: goto st6; + case 45: goto st6; + } + if ( 48 <= (*p) && (*p) <= 57 ) + goto st10; + goto st0; +st6: + if ( ++p == pe ) + goto _test_eof6; +case 6: + if ( 48 <= (*p) && (*p) <= 57 ) + goto st10; + goto st0; +st10: + if ( ++p == pe ) + goto _test_eof10; +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 tr9; +st7: + if ( ++p == pe ) + goto _test_eof7; +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; + } + _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 358 "parser.rl" + + if (cs >= JSON_float_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_float_new(rb_cstr_to_dbl(FBUFFER_PTR(json->fbuffer), 1)); + return p + 1; + } else { + return NULL; + } +} + + + +#line 1064 "parser.c" +enum {JSON_array_start = 1}; +enum {JSON_array_first_final = 17}; +enum {JSON_array_error = 0}; + +enum {JSON_array_en_main = 1}; + + +#line 401 "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 1086 "parser.c" + { + cs = JSON_array_start; + } + +#line 414 "parser.rl" + +#line 1093 "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 378 "parser.rl" + { + VALUE v = Qnil; + char *np = JSON_parse_value(json, p, pe, &v); + if (np == NULL) { + p--; {p++; 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: + if ( ++p == pe ) + goto _test_eof3; +case 3: +#line 1152 "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 393 "parser.rl" + { p--; {p++; cs = 17; goto _out;} } + goto st17; +st17: + if ( ++p == pe ) + goto _test_eof17; +case 17: +#line 1259 "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 415 "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 VALUE json_string_unescape(VALUE result, char *string, char *stringEnd) +{ + char *p = string, *pe = string, *unescape; + int unescape_len; + char buf[4]; + + 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 { + 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 1396 "parser.c" +enum {JSON_string_start = 1}; +enum {JSON_string_first_final = 8}; +enum {JSON_string_error = 0}; + +enum {JSON_string_en_main = 1}; + + +#line 514 "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; + + *result = rb_str_buf_new(0); + +#line 1426 "parser.c" + { + cs = JSON_string_start; + } + +#line 535 "parser.rl" + json->memo = p; + +#line 1434 "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 500 "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 511 "parser.rl" + { p--; {p++; cs = 8; goto _out;} } + goto st8; +st8: + if ( ++p == pe ) + goto _test_eof8; +case 8: +#line 1477 "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 537 "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 (json->symbolize_names && json->parsing_name) { + *result = rb_str_intern(*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) +{ + 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 + { + rb_encoding *enc = rb_enc_get(source); + if (enc == rb_ascii8bit_encoding()) { + if (len >= 4 && ptr[0] == 0 && ptr[1] == 0 && ptr[2] == 0) { + source = rb_str_conv_enc(source, UTF_32BE, rb_utf8_encoding()); + } else if (len >= 4 && ptr[0] == 0 && ptr[2] == 0) { + source = rb_str_conv_enc(source, UTF_16BE, rb_utf8_encoding()); + } else if (len >= 4 && ptr[1] == 0 && ptr[2] == 0 && ptr[3] == 0) { + source = rb_str_conv_enc(source, UTF_32LE, rb_utf8_encoding()); + } else if (len >= 4 && ptr[1] == 0 && ptr[3] == 0) { + source = rb_str_conv_enc(source, UTF_16LE, rb_utf8_encoding()); + } else { + source = rb_str_dup(source); + FORCE_UTF8(source); + } + } else { + source = rb_str_conv_enc(source, NULL, rb_utf8_encoding()); + } + } +#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 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. + * * *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) +{ + VALUE source, opts; + GET_PARSER_INIT; + + if (json->Vsource) { + rb_raise(rb_eTypeError, "already initialized instance"); + } + rb_scan_args(argc, argv, "11", &source, &opts); + 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 = 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_quirks_mode); + if (option_given_p(opts, tmp)) { + VALUE quirks_mode = rb_hash_aref(opts, tmp); + json->quirks_mode = RTEST(quirks_mode) ? 1 : 0; + } else { + json->quirks_mode = 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; + } + 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_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; + } + } + } else { + json->max_nesting = 100; + json->allow_nan = 0; + json->create_additions = 1; + json->create_id = rb_funcall(mJSON, i_create_id, 0); + json->object_class = Qnil; + json->array_class = Qnil; + } + StringValue(source); + if (!json->quirks_mode) { + source = convert_encoding(source); + } + json->current_nesting = 0; + json->len = RSTRING_LEN(source); + json->source = RSTRING_PTR(source);; + json->Vsource = source; + return self; +} + + +#line 1752 "parser.c" +enum {JSON_start = 1}; +enum {JSON_first_final = 10}; +enum {JSON_error = 0}; + +enum {JSON_en_main = 1}; + + +#line 759 "parser.rl" + + +static VALUE cParser_parse_strict(VALUE self) +{ + char *p, *pe; + int cs = EVIL; + VALUE result = Qnil; + GET_PARSER; + + +#line 1771 "parser.c" + { + cs = JSON_start; + } + +#line 769 "parser.rl" + p = json->source; + pe = p + json->len; + +#line 1780 "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 748 "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 741 "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 1857 "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 772 "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; + } +} + + + +#line 1926 "parser.c" +enum {JSON_quirks_mode_start = 1}; +enum {JSON_quirks_mode_first_final = 10}; +enum {JSON_quirks_mode_error = 0}; + +enum {JSON_quirks_mode_en_main = 1}; + + +#line 797 "parser.rl" + + +static VALUE cParser_parse_quirks_mode(VALUE self) +{ + char *p, *pe; + int cs = EVIL; + VALUE result = Qnil; + GET_PARSER; + + +#line 1945 "parser.c" + { + cs = JSON_quirks_mode_start; + } + +#line 807 "parser.rl" + p = json->source; + pe = p + json->len; + +#line 1954 "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 34: goto tr2; + case 45: goto tr2; + case 47: goto st6; + 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 st1; + goto st0; +st0: +cs = 0; + goto _out; +tr2: +#line 789 "parser.rl" + { + char *np = JSON_parse_value(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 1998 "parser.c" + switch( (*p) ) { + case 13: goto st10; + case 32: goto st10; + case 47: goto st2; + } + if ( 9 <= (*p) && (*p) <= 10 ) + goto st10; + goto st0; +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 st10; + } + goto st3; +st5: + if ( ++p == pe ) + goto _test_eof5; +case 5: + if ( (*p) == 10 ) + goto st10; + goto st5; +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 st1; + } + goto st7; +st9: + if ( ++p == pe ) + goto _test_eof9; +case 9: + if ( (*p) == 10 ) + goto st1; + goto st9; + } + _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 810 "parser.rl" + + if (cs >= JSON_quirks_mode_first_final && p == pe) { + return result; + } else { + rb_enc_raise(EXC_ENCODING eParserError, "%u: unexpected token at '%s'", __LINE__, p); + return Qnil; + } +} + +/* + * call-seq: parse() + * + * Parses the current JSON text _source_ and returns the complete data + * structure as a result. + */ +static VALUE cParser_parse(VALUE self) +{ + GET_PARSER; + + if (json->quirks_mode) { + return cParser_parse_quirks_mode(self); + } else { + return cParser_parse_strict(self); + } +} + + +static JSON_Parser *JSON_allocate(void) +{ + JSON_Parser *json = ALLOC(JSON_Parser); + MEMZERO(json, JSON_Parser, 1); + json->fbuffer = fbuffer_alloc(0); + return json; +} + +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->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); +} + +static const rb_data_type_t JSON_Parser_type = { + "JSON/Parser", + {JSON_mark, JSON_free, JSON_memsize,}, + 0, 0, + RUBY_TYPED_FREE_IMMEDIATELY, +}; + +static VALUE cJSON_parser_s_allocate(VALUE klass) +{ + JSON_Parser *json = JSON_allocate(); + return TypedData_Wrap_Struct(klass, &JSON_Parser_type, 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); +} + +/* + * call-seq: quirks_mode?() + * + * Returns a true, if this parser is in quirks_mode, false otherwise. + */ +static VALUE cParser_quirks_mode_p(VALUE self) +{ + GET_PARSER; + return json->quirks_mode ? Qtrue : Qfalse; +} + + +void Init_parser(void) +{ + 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); + rb_define_method(cParser, "quirks_mode?", cParser_quirks_mode_p, 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_quirks_mode = rb_intern("quirks_mode"); + i_object_class = rb_intern("object_class"); + i_array_class = rb_intern("array_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("<<"); +#ifdef HAVE_RUBY_ENCODING_H + UTF_8 = rb_utf8_encoding(); + UTF_16BE = rb_enc_find("utf-16be"); + UTF_16LE = rb_enc_find("utf-16le"); + UTF_32BE = rb_enc_find("utf-32be"); + UTF_32LE = rb_enc_find("utf-32le"); +#else + i_iconv = rb_intern("iconv"); +#endif +} + +/* + * Local variables: + * mode: c + * c-file-style: ruby + * indent-tabs-mode: nil + * End: + */ -- cgit v1.2.3