mirror of
https://github.com/ruby/ruby.git
synced 2025-08-15 13:39:04 +02:00
2b592580bf
git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@12501 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
1601 lines
29 KiB
C
1601 lines
29 KiB
C
#line 1 "parser.rl"
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/* -*-c-*- vim: set cin et sw=4 ts=4: */
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#include "ruby/ruby.h"
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#include "ruby/re.h"
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#include "ruby/st.h"
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#include "unicode.h"
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#define EVIL 0x666
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static VALUE mJSON, mExt, cParser, eParserError, eNestingError;
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static ID i_json_creatable_p, i_json_create, i_create_id, i_chr, i_max_nesting;
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typedef struct JSON_ParserStruct {
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VALUE Vsource;
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char *source;
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long len;
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char *memo;
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VALUE create_id;
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int max_nesting;
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int current_nesting;
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} JSON_Parser;
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static char *JSON_parse_object(JSON_Parser *json, char *p, char *pe, VALUE *result);
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static char *JSON_parse_array(JSON_Parser *json, char *p, char *pe, VALUE *result);
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static char *JSON_parse_value(JSON_Parser *json, char *p, char *pe, VALUE *result);
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static char *JSON_parse_string(JSON_Parser *json, char *p, char *pe, VALUE *result);
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static char *JSON_parse_integer(JSON_Parser *json, char *p, char *pe, VALUE *result);
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static char *JSON_parse_float(JSON_Parser *json, char *p, char *pe, VALUE *result);
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#define GET_STRUCT \
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JSON_Parser *json; \
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Data_Get_Struct(self, JSON_Parser, json);
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#line 58 "parser.rl"
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#line 41 "parser.c"
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static const int JSON_object_start = 1;
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static const int JSON_object_first_final = 27;
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static const int JSON_object_error = 0;
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static const int JSON_object_en_main = 1;
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#line 91 "parser.rl"
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static char *JSON_parse_object(JSON_Parser *json, char *p, char *pe, VALUE *result)
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{
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int cs = EVIL;
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VALUE last_name = Qnil;
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if (json->max_nesting && json->current_nesting > json->max_nesting) {
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rb_raise(eNestingError, "nesting of %d is to deep", json->current_nesting);
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}
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*result = rb_hash_new();
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#line 63 "parser.c"
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{
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cs = JSON_object_start;
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}
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#line 105 "parser.rl"
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#line 69 "parser.c"
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{
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if ( p == pe )
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goto _out;
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switch ( cs )
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{
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case 1:
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if ( (*p) == 123 )
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goto st2;
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goto st0;
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st0:
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goto _out0;
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st2:
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if ( ++p == pe )
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goto _out2;
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case 2:
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switch( (*p) ) {
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case 13: goto st2;
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case 32: goto st2;
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case 34: goto tr2;
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case 47: goto st23;
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case 125: goto tr4;
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}
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if ( 9 <= (*p) && (*p) <= 10 )
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goto st2;
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goto st0;
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tr2:
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#line 77 "parser.rl"
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{
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char *np = JSON_parse_string(json, p, pe, &last_name);
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if (np == NULL) goto _out3; else {p = (( np))-1;}
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}
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goto st3;
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st3:
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if ( ++p == pe )
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goto _out3;
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case 3:
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#line 106 "parser.c"
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switch( (*p) ) {
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case 13: goto st3;
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case 32: goto st3;
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case 47: goto st4;
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case 58: goto st8;
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}
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if ( 9 <= (*p) && (*p) <= 10 )
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goto st3;
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goto st0;
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st4:
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if ( ++p == pe )
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goto _out4;
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case 4:
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switch( (*p) ) {
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case 42: goto st5;
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case 47: goto st7;
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}
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goto st0;
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st5:
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if ( ++p == pe )
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goto _out5;
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case 5:
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if ( (*p) == 42 )
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goto st6;
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goto st5;
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st6:
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if ( ++p == pe )
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goto _out6;
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case 6:
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switch( (*p) ) {
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case 42: goto st6;
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case 47: goto st3;
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}
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goto st5;
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st7:
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if ( ++p == pe )
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goto _out7;
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case 7:
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if ( (*p) == 10 )
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goto st3;
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goto st7;
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st8:
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if ( ++p == pe )
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goto _out8;
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case 8:
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switch( (*p) ) {
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case 13: goto st8;
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case 32: goto st8;
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case 34: goto tr11;
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case 45: goto tr11;
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case 47: goto st19;
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case 91: goto tr11;
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case 102: goto tr11;
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case 110: goto tr11;
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case 116: goto tr11;
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case 123: goto tr11;
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}
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if ( (*p) > 10 ) {
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if ( 48 <= (*p) && (*p) <= 57 )
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goto tr11;
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} else if ( (*p) >= 9 )
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goto st8;
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goto st0;
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tr11:
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#line 66 "parser.rl"
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{
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VALUE v = Qnil;
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char *np = JSON_parse_value(json, p, pe, &v);
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if (np == NULL) {
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goto _out9;
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} else {
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rb_hash_aset(*result, last_name, v);
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{p = (( np))-1;}
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}
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}
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goto st9;
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st9:
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if ( ++p == pe )
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goto _out9;
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case 9:
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#line 187 "parser.c"
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switch( (*p) ) {
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case 13: goto st9;
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case 32: goto st9;
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case 44: goto st10;
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case 47: goto st15;
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case 125: goto tr4;
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}
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if ( 9 <= (*p) && (*p) <= 10 )
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goto st9;
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goto st0;
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st10:
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if ( ++p == pe )
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goto _out10;
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case 10:
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switch( (*p) ) {
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case 13: goto st10;
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case 32: goto st10;
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case 34: goto tr2;
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case 47: goto st11;
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}
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if ( 9 <= (*p) && (*p) <= 10 )
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goto st10;
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goto st0;
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st11:
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if ( ++p == pe )
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goto _out11;
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case 11:
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switch( (*p) ) {
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case 42: goto st12;
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case 47: goto st14;
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}
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goto st0;
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st12:
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if ( ++p == pe )
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goto _out12;
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case 12:
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if ( (*p) == 42 )
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goto st13;
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goto st12;
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st13:
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if ( ++p == pe )
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goto _out13;
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case 13:
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switch( (*p) ) {
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case 42: goto st13;
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case 47: goto st10;
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}
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goto st12;
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st14:
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if ( ++p == pe )
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goto _out14;
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case 14:
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if ( (*p) == 10 )
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goto st10;
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goto st14;
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st15:
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if ( ++p == pe )
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goto _out15;
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case 15:
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switch( (*p) ) {
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case 42: goto st16;
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case 47: goto st18;
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}
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goto st0;
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st16:
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if ( ++p == pe )
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goto _out16;
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case 16:
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if ( (*p) == 42 )
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goto st17;
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goto st16;
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st17:
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if ( ++p == pe )
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goto _out17;
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case 17:
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switch( (*p) ) {
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case 42: goto st17;
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case 47: goto st9;
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}
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goto st16;
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st18:
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if ( ++p == pe )
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goto _out18;
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case 18:
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if ( (*p) == 10 )
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goto st9;
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goto st18;
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tr4:
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#line 82 "parser.rl"
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{ goto _out27; }
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goto st27;
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st27:
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if ( ++p == pe )
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goto _out27;
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case 27:
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#line 283 "parser.c"
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goto st0;
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st19:
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if ( ++p == pe )
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goto _out19;
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case 19:
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switch( (*p) ) {
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case 42: goto st20;
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case 47: goto st22;
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}
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goto st0;
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st20:
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if ( ++p == pe )
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goto _out20;
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case 20:
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if ( (*p) == 42 )
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goto st21;
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goto st20;
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st21:
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if ( ++p == pe )
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goto _out21;
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case 21:
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switch( (*p) ) {
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case 42: goto st21;
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case 47: goto st8;
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}
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goto st20;
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st22:
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if ( ++p == pe )
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goto _out22;
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case 22:
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if ( (*p) == 10 )
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goto st8;
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goto st22;
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st23:
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if ( ++p == pe )
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goto _out23;
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case 23:
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switch( (*p) ) {
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case 42: goto st24;
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case 47: goto st26;
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}
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goto st0;
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st24:
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if ( ++p == pe )
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goto _out24;
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case 24:
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if ( (*p) == 42 )
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goto st25;
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goto st24;
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st25:
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if ( ++p == pe )
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goto _out25;
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case 25:
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switch( (*p) ) {
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case 42: goto st25;
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case 47: goto st2;
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}
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goto st24;
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st26:
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if ( ++p == pe )
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goto _out26;
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case 26:
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if ( (*p) == 10 )
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goto st2;
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goto st26;
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}
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_out0: cs = 0; goto _out;
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_out2: cs = 2; goto _out;
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_out3: cs = 3; goto _out;
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_out4: cs = 4; goto _out;
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_out5: cs = 5; goto _out;
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_out6: cs = 6; goto _out;
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_out7: cs = 7; goto _out;
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_out8: cs = 8; goto _out;
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_out9: cs = 9; goto _out;
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_out10: cs = 10; goto _out;
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_out11: cs = 11; goto _out;
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_out12: cs = 12; goto _out;
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_out13: cs = 13; goto _out;
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_out14: cs = 14; goto _out;
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_out15: cs = 15; goto _out;
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_out16: cs = 16; goto _out;
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_out17: cs = 17; goto _out;
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_out18: cs = 18; goto _out;
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_out27: cs = 27; goto _out;
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_out19: cs = 19; goto _out;
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_out20: cs = 20; goto _out;
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_out21: cs = 21; goto _out;
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_out22: cs = 22; goto _out;
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_out23: cs = 23; goto _out;
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_out24: cs = 24; goto _out;
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_out25: cs = 25; goto _out;
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_out26: cs = 26; goto _out;
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_out: {}
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}
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#line 106 "parser.rl"
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if (cs >= JSON_object_first_final) {
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VALUE klassname = rb_hash_aref(*result, json->create_id);
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if (!NIL_P(klassname)) {
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VALUE klass = rb_path2class(StringValueCStr(klassname));
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if RTEST(rb_funcall(klass, i_json_creatable_p, 0)) {
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*result = rb_funcall(klass, i_json_create, 1, *result);
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}
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}
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return p + 1;
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} else {
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return NULL;
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}
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}
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#line 397 "parser.c"
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static const int JSON_value_start = 1;
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static const int JSON_value_first_final = 12;
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static const int JSON_value_error = 0;
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static const int JSON_value_en_main = 1;
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#line 177 "parser.rl"
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|
|
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static char *JSON_parse_value(JSON_Parser *json, char *p, char *pe, VALUE *result)
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{
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int cs = EVIL;
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|
|
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#line 412 "parser.c"
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{
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cs = JSON_value_start;
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}
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#line 184 "parser.rl"
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|
|
|
#line 418 "parser.c"
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{
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if ( p == pe )
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goto _out;
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switch ( cs )
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|
{
|
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case 1:
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switch( (*p) ) {
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case 34: goto tr0;
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case 45: goto tr2;
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case 91: goto tr3;
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case 102: goto st2;
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case 110: goto st6;
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case 116: goto st9;
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case 123: goto tr7;
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}
|
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if ( 48 <= (*p) && (*p) <= 57 )
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goto tr2;
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|
goto st0;
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st0:
|
|
goto _out0;
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tr0:
|
|
#line 136 "parser.rl"
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|
{
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char *np = JSON_parse_string(json, p, pe, result);
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if (np == NULL) goto _out12; else {p = (( np))-1;}
|
|
}
|
|
goto st12;
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tr2:
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|
#line 141 "parser.rl"
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|
{
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char *np;
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np = JSON_parse_float(json, p, pe, result);
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if (np != NULL) {p = (( np))-1;}
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np = JSON_parse_integer(json, p, pe, result);
|
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if (np != NULL) {p = (( np))-1;}
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|
goto _out12;
|
|
}
|
|
goto st12;
|
|
tr3:
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|
#line 150 "parser.rl"
|
|
{
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char *np;
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json->current_nesting += 1;
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np = JSON_parse_array(json, p, pe, result);
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|
json->current_nesting -= 1;
|
|
if (np == NULL) goto _out12; else {p = (( np))-1;}
|
|
}
|
|
goto st12;
|
|
tr7:
|
|
#line 158 "parser.rl"
|
|
{
|
|
char *np;
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|
json->current_nesting += 1;
|
|
np = JSON_parse_object(json, p, pe, result);
|
|
json->current_nesting -= 1;
|
|
if (np == NULL) goto _out12; else {p = (( np))-1;}
|
|
}
|
|
goto st12;
|
|
tr11:
|
|
#line 130 "parser.rl"
|
|
{
|
|
*result = Qfalse;
|
|
}
|
|
goto st12;
|
|
tr14:
|
|
#line 127 "parser.rl"
|
|
{
|
|
*result = Qnil;
|
|
}
|
|
goto st12;
|
|
tr17:
|
|
#line 133 "parser.rl"
|
|
{
|
|
*result = Qtrue;
|
|
}
|
|
goto st12;
|
|
st12:
|
|
if ( ++p == pe )
|
|
goto _out12;
|
|
case 12:
|
|
#line 166 "parser.rl"
|
|
{ goto _out12; }
|
|
#line 501 "parser.c"
|
|
goto st0;
|
|
st2:
|
|
if ( ++p == pe )
|
|
goto _out2;
|
|
case 2:
|
|
if ( (*p) == 97 )
|
|
goto st3;
|
|
goto st0;
|
|
st3:
|
|
if ( ++p == pe )
|
|
goto _out3;
|
|
case 3:
|
|
if ( (*p) == 108 )
|
|
goto st4;
|
|
goto st0;
|
|
st4:
|
|
if ( ++p == pe )
|
|
goto _out4;
|
|
case 4:
|
|
if ( (*p) == 115 )
|
|
goto st5;
|
|
goto st0;
|
|
st5:
|
|
if ( ++p == pe )
|
|
goto _out5;
|
|
case 5:
|
|
if ( (*p) == 101 )
|
|
goto tr11;
|
|
goto st0;
|
|
st6:
|
|
if ( ++p == pe )
|
|
goto _out6;
|
|
case 6:
|
|
if ( (*p) == 117 )
|
|
goto st7;
|
|
goto st0;
|
|
st7:
|
|
if ( ++p == pe )
|
|
goto _out7;
|
|
case 7:
|
|
if ( (*p) == 108 )
|
|
goto st8;
|
|
goto st0;
|
|
st8:
|
|
if ( ++p == pe )
|
|
goto _out8;
|
|
case 8:
|
|
if ( (*p) == 108 )
|
|
goto tr14;
|
|
goto st0;
|
|
st9:
|
|
if ( ++p == pe )
|
|
goto _out9;
|
|
case 9:
|
|
if ( (*p) == 114 )
|
|
goto st10;
|
|
goto st0;
|
|
st10:
|
|
if ( ++p == pe )
|
|
goto _out10;
|
|
case 10:
|
|
if ( (*p) == 117 )
|
|
goto st11;
|
|
goto st0;
|
|
st11:
|
|
if ( ++p == pe )
|
|
goto _out11;
|
|
case 11:
|
|
if ( (*p) == 101 )
|
|
goto tr17;
|
|
goto st0;
|
|
}
|
|
_out0: cs = 0; goto _out;
|
|
_out12: cs = 12; goto _out;
|
|
_out2: cs = 2; goto _out;
|
|
_out3: cs = 3; goto _out;
|
|
_out4: cs = 4; goto _out;
|
|
_out5: cs = 5; goto _out;
|
|
_out6: cs = 6; goto _out;
|
|
_out7: cs = 7; goto _out;
|
|
_out8: cs = 8; goto _out;
|
|
_out9: cs = 9; goto _out;
|
|
_out10: cs = 10; goto _out;
|
|
_out11: cs = 11; goto _out;
|
|
|
|
_out: {}
|
|
}
|
|
#line 185 "parser.rl"
|
|
|
|
if (cs >= JSON_value_first_final) {
|
|
return p;
|
|
} else {
|
|
return NULL;
|
|
}
|
|
}
|
|
|
|
|
|
#line 599 "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 201 "parser.rl"
|
|
|
|
|
|
static char *JSON_parse_integer(JSON_Parser *json, char *p, char *pe, VALUE *result)
|
|
{
|
|
int cs = EVIL;
|
|
|
|
|
|
#line 614 "parser.c"
|
|
{
|
|
cs = JSON_integer_start;
|
|
}
|
|
#line 208 "parser.rl"
|
|
json->memo = p;
|
|
|
|
#line 621 "parser.c"
|
|
{
|
|
if ( p == pe )
|
|
goto _out;
|
|
switch ( cs )
|
|
{
|
|
case 1:
|
|
switch( (*p) ) {
|
|
case 45: goto st2;
|
|
case 48: goto st3;
|
|
}
|
|
if ( 49 <= (*p) && (*p) <= 57 )
|
|
goto st4;
|
|
goto st0;
|
|
st0:
|
|
goto _out0;
|
|
st2:
|
|
if ( ++p == pe )
|
|
goto _out2;
|
|
case 2:
|
|
if ( (*p) == 48 )
|
|
goto st3;
|
|
if ( 49 <= (*p) && (*p) <= 57 )
|
|
goto st4;
|
|
goto st0;
|
|
st3:
|
|
if ( ++p == pe )
|
|
goto _out3;
|
|
case 3:
|
|
if ( 48 <= (*p) && (*p) <= 57 )
|
|
goto st0;
|
|
goto tr4;
|
|
tr4:
|
|
#line 198 "parser.rl"
|
|
{ goto _out5; }
|
|
goto st5;
|
|
st5:
|
|
if ( ++p == pe )
|
|
goto _out5;
|
|
case 5:
|
|
#line 661 "parser.c"
|
|
goto st0;
|
|
st4:
|
|
if ( ++p == pe )
|
|
goto _out4;
|
|
case 4:
|
|
if ( 48 <= (*p) && (*p) <= 57 )
|
|
goto st4;
|
|
goto tr4;
|
|
}
|
|
_out0: cs = 0; goto _out;
|
|
_out2: cs = 2; goto _out;
|
|
_out3: cs = 3; goto _out;
|
|
_out5: cs = 5; goto _out;
|
|
_out4: cs = 4; goto _out;
|
|
|
|
_out: {}
|
|
}
|
|
#line 210 "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 691 "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 232 "parser.rl"
|
|
|
|
|
|
static char *JSON_parse_float(JSON_Parser *json, char *p, char *pe, VALUE *result)
|
|
{
|
|
int cs = EVIL;
|
|
|
|
|
|
#line 706 "parser.c"
|
|
{
|
|
cs = JSON_float_start;
|
|
}
|
|
#line 239 "parser.rl"
|
|
json->memo = p;
|
|
|
|
#line 713 "parser.c"
|
|
{
|
|
if ( p == pe )
|
|
goto _out;
|
|
switch ( cs )
|
|
{
|
|
case 1:
|
|
switch( (*p) ) {
|
|
case 45: goto st2;
|
|
case 48: goto st3;
|
|
}
|
|
if ( 49 <= (*p) && (*p) <= 57 )
|
|
goto st9;
|
|
goto st0;
|
|
st0:
|
|
goto _out0;
|
|
st2:
|
|
if ( ++p == pe )
|
|
goto _out2;
|
|
case 2:
|
|
if ( (*p) == 48 )
|
|
goto st3;
|
|
if ( 49 <= (*p) && (*p) <= 57 )
|
|
goto st9;
|
|
goto st0;
|
|
st3:
|
|
if ( ++p == pe )
|
|
goto _out3;
|
|
case 3:
|
|
switch( (*p) ) {
|
|
case 46: goto st4;
|
|
case 69: goto st6;
|
|
case 101: goto st6;
|
|
}
|
|
goto st0;
|
|
st4:
|
|
if ( ++p == pe )
|
|
goto _out4;
|
|
case 4:
|
|
if ( 48 <= (*p) && (*p) <= 57 )
|
|
goto st5;
|
|
goto st0;
|
|
st5:
|
|
if ( ++p == pe )
|
|
goto _out5;
|
|
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 226 "parser.rl"
|
|
{ goto _out10; }
|
|
goto st10;
|
|
st10:
|
|
if ( ++p == pe )
|
|
goto _out10;
|
|
case 10:
|
|
#line 777 "parser.c"
|
|
goto st0;
|
|
st6:
|
|
if ( ++p == pe )
|
|
goto _out6;
|
|
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 _out7;
|
|
case 7:
|
|
if ( 48 <= (*p) && (*p) <= 57 )
|
|
goto st8;
|
|
goto st0;
|
|
st8:
|
|
if ( ++p == pe )
|
|
goto _out8;
|
|
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 _out9;
|
|
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;
|
|
}
|
|
_out0: cs = 0; goto _out;
|
|
_out2: cs = 2; goto _out;
|
|
_out3: cs = 3; goto _out;
|
|
_out4: cs = 4; goto _out;
|
|
_out5: cs = 5; goto _out;
|
|
_out10: cs = 10; goto _out;
|
|
_out6: cs = 6; goto _out;
|
|
_out7: cs = 7; goto _out;
|
|
_out8: cs = 8; goto _out;
|
|
_out9: cs = 9; goto _out;
|
|
|
|
_out: {}
|
|
}
|
|
#line 241 "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 850 "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 277 "parser.rl"
|
|
|
|
|
|
static char *JSON_parse_array(JSON_Parser *json, char *p, char *pe, VALUE *result)
|
|
{
|
|
int cs = EVIL;
|
|
|
|
if (json->max_nesting && json->current_nesting > json->max_nesting) {
|
|
rb_raise(eNestingError, "nesting of %d is to deep", json->current_nesting);
|
|
}
|
|
*result = rb_ary_new();
|
|
|
|
|
|
#line 870 "parser.c"
|
|
{
|
|
cs = JSON_array_start;
|
|
}
|
|
#line 289 "parser.rl"
|
|
|
|
#line 876 "parser.c"
|
|
{
|
|
if ( p == pe )
|
|
goto _out;
|
|
switch ( cs )
|
|
{
|
|
case 1:
|
|
if ( (*p) == 91 )
|
|
goto st2;
|
|
goto st0;
|
|
st0:
|
|
goto _out0;
|
|
st2:
|
|
if ( ++p == pe )
|
|
goto _out2;
|
|
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 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 258 "parser.rl"
|
|
{
|
|
VALUE v = Qnil;
|
|
char *np = JSON_parse_value(json, p, pe, &v);
|
|
if (np == NULL) {
|
|
goto _out3;
|
|
} else {
|
|
rb_ary_push(*result, v);
|
|
{p = (( np))-1;}
|
|
}
|
|
}
|
|
goto st3;
|
|
st3:
|
|
if ( ++p == pe )
|
|
goto _out3;
|
|
case 3:
|
|
#line 928 "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 _out4;
|
|
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 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 _out5;
|
|
case 5:
|
|
switch( (*p) ) {
|
|
case 42: goto st6;
|
|
case 47: goto st8;
|
|
}
|
|
goto st0;
|
|
st6:
|
|
if ( ++p == pe )
|
|
goto _out6;
|
|
case 6:
|
|
if ( (*p) == 42 )
|
|
goto st7;
|
|
goto st6;
|
|
st7:
|
|
if ( ++p == pe )
|
|
goto _out7;
|
|
case 7:
|
|
switch( (*p) ) {
|
|
case 42: goto st7;
|
|
case 47: goto st4;
|
|
}
|
|
goto st6;
|
|
st8:
|
|
if ( ++p == pe )
|
|
goto _out8;
|
|
case 8:
|
|
if ( (*p) == 10 )
|
|
goto st4;
|
|
goto st8;
|
|
st9:
|
|
if ( ++p == pe )
|
|
goto _out9;
|
|
case 9:
|
|
switch( (*p) ) {
|
|
case 42: goto st10;
|
|
case 47: goto st12;
|
|
}
|
|
goto st0;
|
|
st10:
|
|
if ( ++p == pe )
|
|
goto _out10;
|
|
case 10:
|
|
if ( (*p) == 42 )
|
|
goto st11;
|
|
goto st10;
|
|
st11:
|
|
if ( ++p == pe )
|
|
goto _out11;
|
|
case 11:
|
|
switch( (*p) ) {
|
|
case 42: goto st11;
|
|
case 47: goto st3;
|
|
}
|
|
goto st10;
|
|
st12:
|
|
if ( ++p == pe )
|
|
goto _out12;
|
|
case 12:
|
|
if ( (*p) == 10 )
|
|
goto st3;
|
|
goto st12;
|
|
tr4:
|
|
#line 269 "parser.rl"
|
|
{ goto _out17; }
|
|
goto st17;
|
|
st17:
|
|
if ( ++p == pe )
|
|
goto _out17;
|
|
case 17:
|
|
#line 1033 "parser.c"
|
|
goto st0;
|
|
st13:
|
|
if ( ++p == pe )
|
|
goto _out13;
|
|
case 13:
|
|
switch( (*p) ) {
|
|
case 42: goto st14;
|
|
case 47: goto st16;
|
|
}
|
|
goto st0;
|
|
st14:
|
|
if ( ++p == pe )
|
|
goto _out14;
|
|
case 14:
|
|
if ( (*p) == 42 )
|
|
goto st15;
|
|
goto st14;
|
|
st15:
|
|
if ( ++p == pe )
|
|
goto _out15;
|
|
case 15:
|
|
switch( (*p) ) {
|
|
case 42: goto st15;
|
|
case 47: goto st2;
|
|
}
|
|
goto st14;
|
|
st16:
|
|
if ( ++p == pe )
|
|
goto _out16;
|
|
case 16:
|
|
if ( (*p) == 10 )
|
|
goto st2;
|
|
goto st16;
|
|
}
|
|
_out0: cs = 0; goto _out;
|
|
_out2: cs = 2; goto _out;
|
|
_out3: cs = 3; goto _out;
|
|
_out4: cs = 4; goto _out;
|
|
_out5: cs = 5; goto _out;
|
|
_out6: cs = 6; goto _out;
|
|
_out7: cs = 7; goto _out;
|
|
_out8: cs = 8; goto _out;
|
|
_out9: cs = 9; goto _out;
|
|
_out10: cs = 10; goto _out;
|
|
_out11: cs = 11; goto _out;
|
|
_out12: cs = 12; goto _out;
|
|
_out17: cs = 17; goto _out;
|
|
_out13: cs = 13; goto _out;
|
|
_out14: cs = 14; goto _out;
|
|
_out15: cs = 15; goto _out;
|
|
_out16: cs = 16; goto _out;
|
|
|
|
_out: {}
|
|
}
|
|
#line 290 "parser.rl"
|
|
|
|
if(cs >= JSON_array_first_final) {
|
|
return p + 1;
|
|
} else {
|
|
rb_raise(eParserError, "unexpected token at '%s'", p);
|
|
}
|
|
}
|
|
|
|
static VALUE json_string_unescape(char *p, char *pe)
|
|
{
|
|
VALUE result = rb_str_buf_new(pe - p + 1);
|
|
|
|
while (p < pe) {
|
|
if (*p == '\\') {
|
|
p++;
|
|
if (p >= pe) return Qnil; /* raise an exception later, \ at end */
|
|
switch (*p) {
|
|
case '"':
|
|
case '\\':
|
|
rb_str_buf_cat(result, p, 1);
|
|
p++;
|
|
break;
|
|
case 'b':
|
|
rb_str_buf_cat2(result, "\b");
|
|
p++;
|
|
break;
|
|
case 'f':
|
|
rb_str_buf_cat2(result, "\f");
|
|
p++;
|
|
break;
|
|
case 'n':
|
|
rb_str_buf_cat2(result, "\n");
|
|
p++;
|
|
break;
|
|
case 'r':
|
|
rb_str_buf_cat2(result, "\r");
|
|
p++;
|
|
break;
|
|
case 't':
|
|
rb_str_buf_cat2(result, "\t");
|
|
p++;
|
|
break;
|
|
case 'u':
|
|
if (p > pe - 4) {
|
|
return Qnil;
|
|
} else {
|
|
p = JSON_convert_UTF16_to_UTF8(result, p, pe, strictConversion);
|
|
}
|
|
break;
|
|
default:
|
|
rb_str_buf_cat(result, p, 1);
|
|
p++;
|
|
break;
|
|
}
|
|
} else {
|
|
char *q = p;
|
|
while (*q != '\\' && q < pe) q++;
|
|
rb_str_buf_cat(result, p, q - p);
|
|
p = q;
|
|
}
|
|
}
|
|
return result;
|
|
}
|
|
|
|
|
|
#line 1154 "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 368 "parser.rl"
|
|
|
|
|
|
static char *JSON_parse_string(JSON_Parser *json, char *p, char *pe, VALUE *result)
|
|
{
|
|
int cs = EVIL;
|
|
|
|
*result = rb_str_new("", 0);
|
|
|
|
#line 1170 "parser.c"
|
|
{
|
|
cs = JSON_string_start;
|
|
}
|
|
#line 376 "parser.rl"
|
|
json->memo = p;
|
|
|
|
#line 1177 "parser.c"
|
|
{
|
|
if ( p == pe )
|
|
goto _out;
|
|
switch ( cs )
|
|
{
|
|
case 1:
|
|
if ( (*p) == 34 )
|
|
goto st2;
|
|
goto st0;
|
|
st0:
|
|
goto _out0;
|
|
st2:
|
|
if ( ++p == pe )
|
|
goto _out2;
|
|
case 2:
|
|
switch( (*p) ) {
|
|
case 34: goto tr2;
|
|
case 92: goto st3;
|
|
}
|
|
if ( 0 <= (*p) && (*p) <= 31 )
|
|
goto st0;
|
|
goto st2;
|
|
tr2:
|
|
#line 360 "parser.rl"
|
|
{
|
|
*result = json_string_unescape(json->memo + 1, p);
|
|
if (NIL_P(*result)) goto _out8; else {p = (( p + 1))-1;}
|
|
}
|
|
#line 365 "parser.rl"
|
|
{ goto _out8; }
|
|
goto st8;
|
|
st8:
|
|
if ( ++p == pe )
|
|
goto _out8;
|
|
case 8:
|
|
#line 1213 "parser.c"
|
|
goto st0;
|
|
st3:
|
|
if ( ++p == pe )
|
|
goto _out3;
|
|
case 3:
|
|
if ( (*p) == 117 )
|
|
goto st4;
|
|
if ( 0 <= (*p) && (*p) <= 31 )
|
|
goto st0;
|
|
goto st2;
|
|
st4:
|
|
if ( ++p == pe )
|
|
goto _out4;
|
|
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 _out5;
|
|
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 _out6;
|
|
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 _out7;
|
|
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;
|
|
}
|
|
_out0: cs = 0; goto _out;
|
|
_out2: cs = 2; goto _out;
|
|
_out8: cs = 8; goto _out;
|
|
_out3: cs = 3; goto _out;
|
|
_out4: cs = 4; goto _out;
|
|
_out5: cs = 5; goto _out;
|
|
_out6: cs = 6; goto _out;
|
|
_out7: cs = 7; goto _out;
|
|
|
|
_out: {}
|
|
}
|
|
#line 378 "parser.rl"
|
|
|
|
if (cs >= JSON_string_first_final) {
|
|
return p + 1;
|
|
} else {
|
|
return NULL;
|
|
}
|
|
}
|
|
|
|
|
|
|
|
#line 1299 "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 412 "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.
|
|
*
|
|
*/
|
|
|
|
/*
|
|
* 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.
|
|
*/
|
|
static VALUE cParser_initialize(int argc, VALUE *argv, VALUE self)
|
|
{
|
|
char *ptr;
|
|
long len;
|
|
VALUE source, opts;
|
|
GET_STRUCT;
|
|
rb_scan_args(argc, argv, "11", &source, &opts);
|
|
source = StringValue(source);
|
|
ptr = RSTRING_PTR(source);
|
|
len = RSTRING_LEN(source);
|
|
if (len < 2) {
|
|
rb_raise(eParserError, "A JSON text must at least contain two octets!");
|
|
}
|
|
json->max_nesting = 19;
|
|
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 s_max_nesting = ID2SYM(i_max_nesting);
|
|
if (st_lookup(RHASH(opts)->tbl, s_max_nesting, 0)) {
|
|
VALUE max_nesting = rb_hash_aref(opts, s_max_nesting);
|
|
if (RTEST(max_nesting)) {
|
|
Check_Type(max_nesting, T_FIXNUM);
|
|
json->max_nesting = FIX2INT(max_nesting);
|
|
} else {
|
|
json->max_nesting = 0;
|
|
}
|
|
}
|
|
}
|
|
}
|
|
json->current_nesting = 0;
|
|
/*
|
|
Convert these?
|
|
if (len >= 4 && ptr[0] == 0 && ptr[1] == 0 && ptr[2] == 0) {
|
|
rb_raise(eParserError, "Only UTF8 octet streams are supported atm!");
|
|
} else if (len >= 4 && ptr[0] == 0 && ptr[2] == 0) {
|
|
rb_raise(eParserError, "Only UTF8 octet streams are supported atm!");
|
|
} else if (len >= 4 && ptr[1] == 0 && ptr[2] == 0 && ptr[3] == 0) {
|
|
rb_raise(eParserError, "Only UTF8 octet streams are supported atm!");
|
|
} else if (len >= 4 && ptr[1] == 0 && ptr[3] == 0) {
|
|
rb_raise(eParserError, "Only UTF8 octet streams are supported atm!");
|
|
}
|
|
*/
|
|
json->len = len;
|
|
json->source = ptr;
|
|
json->Vsource = source;
|
|
json->create_id = rb_funcall(mJSON, i_create_id, 0);
|
|
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_STRUCT;
|
|
|
|
|
|
#line 1400 "parser.c"
|
|
{
|
|
cs = JSON_start;
|
|
}
|
|
#line 505 "parser.rl"
|
|
p = json->source;
|
|
pe = p + json->len;
|
|
|
|
#line 1408 "parser.c"
|
|
{
|
|
if ( p == pe )
|
|
goto _out;
|
|
switch ( cs )
|
|
{
|
|
st1:
|
|
if ( ++p == pe )
|
|
goto _out1;
|
|
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:
|
|
goto _out0;
|
|
st2:
|
|
if ( ++p == pe )
|
|
goto _out2;
|
|
case 2:
|
|
switch( (*p) ) {
|
|
case 42: goto st3;
|
|
case 47: goto st5;
|
|
}
|
|
goto st0;
|
|
st3:
|
|
if ( ++p == pe )
|
|
goto _out3;
|
|
case 3:
|
|
if ( (*p) == 42 )
|
|
goto st4;
|
|
goto st3;
|
|
st4:
|
|
if ( ++p == pe )
|
|
goto _out4;
|
|
case 4:
|
|
switch( (*p) ) {
|
|
case 42: goto st4;
|
|
case 47: goto st1;
|
|
}
|
|
goto st3;
|
|
st5:
|
|
if ( ++p == pe )
|
|
goto _out5;
|
|
case 5:
|
|
if ( (*p) == 10 )
|
|
goto st1;
|
|
goto st5;
|
|
tr3:
|
|
#line 401 "parser.rl"
|
|
{
|
|
char *np;
|
|
json->current_nesting = 1;
|
|
np = JSON_parse_array(json, p, pe, &result);
|
|
if (np == NULL) goto _out10; else {p = (( np))-1;}
|
|
}
|
|
goto st10;
|
|
tr4:
|
|
#line 394 "parser.rl"
|
|
{
|
|
char *np;
|
|
json->current_nesting = 1;
|
|
np = JSON_parse_object(json, p, pe, &result);
|
|
if (np == NULL) goto _out10; else {p = (( np))-1;}
|
|
}
|
|
goto st10;
|
|
st10:
|
|
if ( ++p == pe )
|
|
goto _out10;
|
|
case 10:
|
|
#line 1484 "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 _out6;
|
|
case 6:
|
|
switch( (*p) ) {
|
|
case 42: goto st7;
|
|
case 47: goto st9;
|
|
}
|
|
goto st0;
|
|
st7:
|
|
if ( ++p == pe )
|
|
goto _out7;
|
|
case 7:
|
|
if ( (*p) == 42 )
|
|
goto st8;
|
|
goto st7;
|
|
st8:
|
|
if ( ++p == pe )
|
|
goto _out8;
|
|
case 8:
|
|
switch( (*p) ) {
|
|
case 42: goto st8;
|
|
case 47: goto st10;
|
|
}
|
|
goto st7;
|
|
st9:
|
|
if ( ++p == pe )
|
|
goto _out9;
|
|
case 9:
|
|
if ( (*p) == 10 )
|
|
goto st10;
|
|
goto st9;
|
|
}
|
|
_out1: cs = 1; goto _out;
|
|
_out0: cs = 0; goto _out;
|
|
_out2: cs = 2; goto _out;
|
|
_out3: cs = 3; goto _out;
|
|
_out4: cs = 4; goto _out;
|
|
_out5: cs = 5; goto _out;
|
|
_out10: cs = 10; goto _out;
|
|
_out6: cs = 6; goto _out;
|
|
_out7: cs = 7; goto _out;
|
|
_out8: cs = 8; goto _out;
|
|
_out9: cs = 9; goto _out;
|
|
|
|
_out: {}
|
|
}
|
|
#line 508 "parser.rl"
|
|
|
|
if (cs >= JSON_first_final && p == pe) {
|
|
return result;
|
|
} else {
|
|
rb_raise(eParserError, "unexpected token at '%s'", p);
|
|
}
|
|
}
|
|
|
|
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);
|
|
}
|
|
|
|
static void JSON_free(JSON_Parser *json)
|
|
{
|
|
free(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_STRUCT;
|
|
return rb_str_dup(json->Vsource);
|
|
}
|
|
|
|
void Init_parser()
|
|
{
|
|
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);
|
|
|
|
i_json_creatable_p = rb_intern("json_creatable?");
|
|
i_json_create = rb_intern("json_create");
|
|
i_create_id = rb_intern("create_id");
|
|
i_chr = rb_intern("chr");
|
|
i_max_nesting = rb_intern("max_nesting");
|
|
}
|