RuboCop and Parser make it easy to statically process and rewrite Ruby. This code rewrites methods to use `*arguments` instead of `*args`.pic.twitter.com/ABlGyGTaqN
Seeking alternative compression. Hopefully wrong on average. Shameless. Started @getcognito and @bloom
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RuboCop and Parser make it easy to statically process and rewrite Ruby. This code rewrites methods to use `*arguments` instead of `*args`.pic.twitter.com/ABlGyGTaqN
Note that this is much better than find and replace. We are rewriting the method signature and corresponding local variable usage!
This is a full script too, not an isolated example. It globs over everything in the `lib` directory and writes the new source to the file.
I want a command line program one day where I can specify these rewrites. Something like $ rewrite '(restarg :args)' '(restarg :arguments)'
Clang has something similar. It is generally great direction to go 
Nice. If I can easily see the AST for any sample code (for Ruby I can do ruby-parse -e 'foo(bar)') then AST rewrites sound way better!
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