A lightweight tool to create new ruby library trees, with helpers to make gemming and maintaining a breeze.

A toolkit to work with the SQL language. Incluses a SQL parser, tree manipulations, and tools for testing and monitoring

A layer of abstraction on top of Ripper for handling Abstract Syntax Trees in Ruby.

Phylogenetic analysis using IQ-Tree via BioRuby

Rind is a templating engine that turns HTML (and XML) into node trees and allows you to create custom tags or reuse someone else’s genius. Rind gives web devs tags to work with and provides the same thing to app devs as an object. This project is just getting started so watch out for sharp corner...

A tool to modify YAML tree

CSDL is a gem for producing Abstract Syntax Trees for the [DataSift CSDL Filter Language](http://dev.datasift.com/docs/csdl). Working with an AST instead of raw strings provides a simpler way to test and validate any given CSDL filter.

Great for nearest neighbor search in k dimensions! (as long as k is reasonable)

Wrap the methods of a class or module to output call info. See a tree of calls made to wrapped methods with argument values and return values.

A specced little language written with ruby and treetop. It has lambdas, recursion, conditionals, arrays, hashes, ranges, strings, arithmetics and some other stuff. It even has a small code import facility.

Stores data in a B+tree structure

Installer for C5.0 and GritBot, tools for decision-tree learning and data cleansing.

This gem is designed for transformation of Ruby source code (eiher in the form of files or strings) to the Ruby nodes (syntax trees) used by Ruby MRI internals. Obtained nodes can be serialized to the platform-dependent binary or ASCII strings and restored and launched from serialized format. Su...

Awesome Data Structures such as Trees, Graphs etc

Left-Leaning Red-Black Tree for Ruby.

HackTree lets you organize and share your console hacks in a simple and efficient way. * Create hacks using a simple and uniform DSL. * Describe your hacks, much like you describe tasks in Rakefiles. * List available hacks with descriptions right in your console. * Share hacks with your teammate...

This is the original commit of the rtags source code as written by Keiju ISHITSUKA as part of the irb project. Now irb has moved into the main Ruby source tree rtags has become an independent project

It takes in a String and gives you back a stupid data structure of commands, blocks, and Strings. You then do stuff to make that stuff come alive. Whatever... I don't have time to tell you exactly since you will use Treetop anyway: https://github.com/nathansobo/treetop

Remove deeply nested keys from hash.

wikitree - wikitext/script abstract syntax tree (ast)