diff options
Diffstat (limited to 'mrbgems/mruby-object-ext/src')
| -rw-r--r-- | mrbgems/mruby-object-ext/src/object.c | 35 |
1 files changed, 34 insertions, 1 deletions
diff --git a/mrbgems/mruby-object-ext/src/object.c b/mrbgems/mruby-object-ext/src/object.c index b076b3ec0..0aedc9a73 100644 --- a/mrbgems/mruby-object-ext/src/object.c +++ b/mrbgems/mruby-object-ext/src/object.c @@ -1,6 +1,7 @@ #include <mruby.h> #include <mruby/array.h> #include <mruby/class.h> +#include <mruby/hash.h> #include <mruby/proc.h> /* @@ -33,6 +34,19 @@ nil_to_f(mrb_state *mrb, mrb_value obj) /* * call-seq: + * nil.to_h -> {} + * + * Always returns an empty hash. + */ + +static mrb_value +nil_to_h(mrb_state *mrb, mrb_value obj) +{ + return mrb_hash_new(mrb); +} + +/* + * call-seq: * nil.to_i -> 0 * * Always returns zero. @@ -46,6 +60,22 @@ nil_to_i(mrb_state *mrb, mrb_value obj) /* * call-seq: + * obj.itself -> an_object + * + * Returns <i>obj</i>. + * + * string = 'my string' #=> "my string" + * string.itself.object_id == string.object_id #=> true + * + */ +static mrb_value +mrb_f_itself(mrb_state *mrb, mrb_value self) +{ + return self; +} + +/* + * call-seq: * obj.instance_exec(arg...) {|var...| block } -> obj * * Executes the given block within the context of the receiver @@ -101,9 +131,12 @@ mrb_mruby_object_ext_gem_init(mrb_state* mrb) #ifndef MRB_WITHOUT_FLOAT mrb_define_method(mrb, n, "to_f", nil_to_f, MRB_ARGS_NONE()); #endif + mrb_define_method(mrb, n, "to_h", nil_to_h, MRB_ARGS_NONE()); mrb_define_method(mrb, n, "to_i", nil_to_i, MRB_ARGS_NONE()); - mrb_define_method(mrb, mrb->kernel_module, "instance_exec", mrb_obj_instance_exec, MRB_ARGS_ANY() | MRB_ARGS_BLOCK()); + mrb_define_method(mrb, mrb->kernel_module, "itself", mrb_f_itself, MRB_ARGS_NONE()); + + mrb_define_method(mrb, mrb_class_get(mrb, "BasicObject"), "instance_exec", mrb_obj_instance_exec, MRB_ARGS_ANY() | MRB_ARGS_BLOCK()); } void |