Wrap a hash-like object to ensure that when traversing the tree no exceptions are raised due to the presence of nil values.

Malbourne makes it possible to generate abstract syntax trees (AST) from arbitrary Ruby source code by leveraging Rubinius' parser component (without the need to actually run Rubinius).

This extension provides helpers for printing parts of the tree in your middleman templates. Forked from Bryan Braun.

Move object up and down with Rails and nested set tree

a simple program for suggest or spellcheck keyword use trie tree

neartree is a Ruby library binding to the NearTree C library for storing point/value pairs in an R-Tree structure and searching it for the nearest neighbour for any given point.

pandoc - structured text document model / abstract syntax tree for all the world's formats

Convert Alexa requests into a tree of Ruby objects and values.

An ActsAs mixin implementing a set of trees (nested set) for ActiveRecord

Definitely just use the real liquid gem, forked only to use parse tree visitor on aws lambda

Renders markup Wiki pages in the browser or generates static files. Hierarchical tree navigation for all pages is provided.

Peachy is an XML slurper that sits on top of existing XML parsers. It dynamically creates object-trees for simple integration of XML data sources.

It starts from the arbitrary page you provide and descents into the tree of links until it has either traversed all possible content on the web site or has stopped at some predefined traversal depth. It is written in Ruby and implemented as a CLI application. Based on user preference, it can outp...

This provides a command-line interface to various tools that manipulate treebanks that use the PROIEL dependency format.

PRX Access is a gem to supply authentication headers and descend the HAL hypermedia link tree on PRX's APIs.

Provide basic rational numbers for trees

==== QDox - http://qdox.codehaus.org QDox is a high speed, small footprint parser for extracting class/interface/method definitions from Java source files complete with JavaDoc @tags. It is designed to be used by active code generators or documentation tools. QDox is a Java library. Therefore th...

Gem exposes `githl` binary that allows to perform line count / contributor at current HEAD. Running on dirty working tree will produce git errors. Binary has a couple of options: `-p` or `--path` specifies relative path, defaults to `.`; `-i` or `--include` specify included files/directories...

The RKelly library will parse JavaScript and return a parse tree, fixed to support ruby 1.9.3

Rockit is a potent parser generator and gives you AST's (Abstract Syntax Tree's) which you can pattern match and pretty-print. Rockit does not distinghuish between lexing and parsing so the generated parsers are scanner-/lexer-less. The vision is to extend Rockit with more advanced compiler-relat...