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mruby-mruby/doc/mruby3.2.md
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2022-03-21 11:15:23 +09:00

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# User visible changes in `mruby3.2` from `mruby3.1`
# The language
* Now `a::B = c` should evaluate `a` then `c`.
* Anonymous arguments `*`, `**`, `&` can be passed for forwarding.
# Tools
## `mruby`
* `-b` only specifies the script is the binary. The files loaded by `-r` are not affected by the option.
* `mruby` now loads complied binary if the suffix is `.mrb`.
## `mrbc`
* Add `--no-optimize` option to disable optimization.
# mrbgems
## mruby-errno
* `mruby-errno` gem is now bundled.
## mruby-class-ext
* Add `Class#subclasses` method.
* Add `Module#undefined_instance_methods` method.