diff options
Diffstat (limited to 'ext')
| -rw-r--r-- | ext/json/ext/generator/generator.c | 21 |
1 files changed, 20 insertions, 1 deletions
diff --git a/ext/json/ext/generator/generator.c b/ext/json/ext/generator/generator.c index 40daf09..c907c4b 100644 --- a/ext/json/ext/generator/generator.c +++ b/ext/json/ext/generator/generator.c @@ -41,7 +41,8 @@ static VALUE mJSON, mExt, mGenerator, cState, mGeneratorMethods, mObject, static ID i_to_s, i_to_json, i_new, i_indent, i_space, i_space_before, i_object_nl, i_array_nl, i_check_circular, i_max_nesting, - i_allow_nan, i_pack, i_unpack, i_create_id, i_extend, i_key_p; + i_allow_nan, i_pack, i_unpack, i_create_id, i_extend, i_key_p, + i_aref, i_send, i_respond_to_p; typedef struct JSON_Generator_StateStruct { VALUE indent; @@ -584,6 +585,20 @@ static VALUE cState_to_h(VALUE self) return result; } +/* + * call-seq: [](name) + * + * Return the value returned by method +name+. + */ +static VALUE cState_aref(VALUE self, VALUE name) +{ + GET_STATE(self); + if (RTEST(rb_funcall(self, i_respond_to_p, 1, name))) { + return rb_funcall(self, i_send, 1, name); + } else { + return Qnil; + } +} /* * call-seq: new(opts = {}) @@ -884,6 +899,7 @@ void Init_generator() rb_define_method(cState, "forget", cState_forget, 1); rb_define_method(cState, "configure", cState_configure, 1); rb_define_method(cState, "to_h", cState_to_h, 0); + rb_define_method(cState, "[]", cState_aref, 1); mGeneratorMethods = rb_define_module_under(mGenerator, "GeneratorMethods"); mObject = rb_define_module_under(mGeneratorMethods, "Object"); @@ -926,6 +942,9 @@ void Init_generator() i_create_id = rb_intern("create_id"); i_extend = rb_intern("extend"); i_key_p = rb_intern("key?"); + i_aref = rb_intern("[]"); + i_send = rb_intern("__send__"); + i_respond_to_p = rb_intern("respond_to?"); #ifdef HAVE_RUBY_ENCODING_H mEncoding_UTF_8 = rb_funcall(rb_path2class("Encoding"), rb_intern("find"), 1, rb_str_new2("utf-8")); i_encoding = rb_intern("encoding"); |