mruby.sh

[October 2012] mruby news

written by Daniel Bovensiepen on 2012-11-16 11:25 UTC

Due to work and my preparation for RubyWorld Conference I couldn’t keep up the last couple of weeks. Here now a first update of what happened on the mruby front in October 2012.

Avoid memcpy()

Masaki Muranaka has cleanup the code a bit by avoiding memcpy at quite a few locations.

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mrbc improvement

mrbc now takes input from STDIN.

76f28241f1a6eb76070d470779fc17d43ca838e3

Singleton improvement

A singleton classes is now able to have instance variables.

559933f577d5073464aa06facc1b754de6225d8a

Division by 0

A division by 0 is now not crashing anymore but returns [Inf,NaN]. This is potentially incompatible to CRuby.

1bf70ea255a36fc6ff0991c1ac05cb0f44df8ce1

Fix Kernel#block_given?

Fix bug in Kernel#block_given? which always returned false.

8271863fe5abb6d706d25f1dec87160f91bb28ff

Enumerable improvement

Enumerable#inject handles now empty enumerables.

fd949663d2229419a1e53e69351205cd27157653, 17278e8ca69d79f4d37e65830c95cc6004c2d8f5

rescue fix

return and break had a bug in a rescue clause.

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LocalJumpError

Unexpected usage of break/next/redo/retry should raise a LocalJumpError exception.

89a18e4f22de80b836f9d6c3167d71b7078a31bb

raise C-API change

A new C-function with the name mrb_raisef() was introduced by Masaki Muranaka. It is basically the same as mrb_raise() but without being able to treat variable arguments.

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Backtrace

Tomoyuki Sahara implemented a backtrace function.

5bae6459ff6649fdc622b0c4f2a8ee93865197e3

Fix (get|set) const variable for Singleton

Get and Set for const variables wasn’t working for singleton classes.

ec343a64217a4825a97d4ef469699445f86a30e7


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