Yukihiro "Matz" Matsumoto 7eaaee5405 Add a new gem: mruby-catch. ...

Implements `catch`/`throw` non-local jump inherited from Lisp.

`catch([tag]) {|tag| block }  -> obj`

Example:
```
  catch(:foo) { 123 }               # => 123
  catch(:foo) { throw(:foo, 456) }  # => 456
  catch(:foo) { throw(:foo) }       # => nil
```

2020-10-12 18:20:07 +09:00

..

mrblib

Add a new gem: mruby-catch.

2020-10-12 18:20:07 +09:00

mrbgem.rake

Add a new gem: mruby-catch.

2020-10-12 18:20:07 +09:00