/* * call-seq: new(source, opts => {}) * * Creates a new JSON::Ext::Parser instance for the string _source_. * * Creates a new JSON::Ext::Parser instance for the string _source_. * * It will be configured by the _opts_ hash. _opts_ can have the following * keys: * * _opts_ can have the following keys: * * *max_nesting*: The maximum depth of nesting allowed in the parsed data * structures. Disable depth checking with :max_nesting => false|nil|0, it * defaults to 19. * * *allow_nan*: If set to true, allow NaN, Infinity and -Infinity in * defiance of RFC 4627 to be parsed by the Parser. This option defaults to * false. * * *symbolize_names*: If set to true, returns symbols for the names * (keys) in a JSON object. Otherwise strings are returned, which is also * the default. * * *create_additions*: If set to false, the Parser doesn't create * additions even if a matchin class and create_id was found. This option * defaults to true. * * *object_class*: Defaults to Hash * * *array_class*: Defaults to Array */ static VALUE cParser_initialize(int argc, VALUE *argv, VALUE self) { 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 = 19; } 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 = 1; } 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 = 19; 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; } source = rb_convert_type(source, T_STRING, "String", "to_str"); if (!json->quirks_mode) { source = convert_encoding(StringValue(source)); } json->current_nesting = 0; json->len = RSTRING_LEN(source); json->source = RSTRING_PTR(source);; json->Vsource = source; return self; }