Re: [Haskell-cafe] Lens, with ability to create a data-field when it's missing

2013-01-10 Thread Takayuki Muranushi
Dear everyone, With help of many, I found ways to implement most of the features I have wanted, and I can release the new dynamic-object package. http://hackage.haskell.org/package/dynamic-object Thank you in advance for your supports, Takayuki 2013/1/3 Takayuki Muranushi muranu...@gmail.com:

[Haskell-cafe] Lens, with ability to create a data-field when it's missing

2013-01-03 Thread Takayuki Muranushi
Dear All, I really am enjoying the lens (it is tough to learn, though :) Recently, I've been trying to implement a dynamic object --- a collection of methods that you can update at run-time --- using lens [1][2][3]. After several attempts, I think I have located the center of my problem: Lens