mruby/mruby — pull request #535 by akiray03 (2012-11-07 08:31:30+00:00)
Title: Pr fix broken error message

A long inspect string, the output will be corrupted.

```
### before
% ./bin/mruby -e '("a"*230).notfoundmethod'
trace:
[0] -e:1
-e:1: undefined method 'notfoundmethod' for "aaaaa (--snip--) aaaaaf?0?Cz?c?&??? (NoMethodError)

### after
% ./bin/mruby -e '("a"*62).notfoundmethod'
trace:
[0] -e:1
-e:1: undefined method 'notfoundmethod' for "aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa" (NoMethodError)
% ./bin/mruby -e '("a"*63).notfoundmethod'
trace:
[0] -e:1
-e:1: undefined method 'notfoundmethod' for # (NoMethodError)
```