dtao/safe_yaml — pull request #42 by henrikhodne (2013-07-07 15:34:33+00:00)
Title: ToSymbol: Update regexp to match more symbols

The new regexp adds support for matching symbols like:
- `:"foo.bar"`
- `:'foobar'`
- `:foo.bar`
- `:"foo\nbar"`

All of these are compatible with how Psych dumps symbols.