@@ -1,2 +1,9 @@ -=== 0.0.1 / 2008-06-03 - Initial verison of RubyDiff +=== 0.1.5 / -- +Making everything a little better: +- Merged changes from kballard to fix the git feeder +- Added support for git working directory (use --git-wd) +- Added support for multiple inputs +- Metamethods such as 'attr_reader' are now processed + +=== 0.1 / 2008-06-03 +Initial verison of RubyDiff History.txt @@ -11,7 +11,7 @@ require 'set' require 'pp' module RubyDiff - VERSION = "0.1.1" + VERSION = "0.1.5" end # RubyDiff lib/ruby_diff.rb @@ -1,3 +1,5 @@ +# A CodeChange represents a difference between two sets of ruby +# code. It may contain child changes. class CodeChange attr_reader :signature attr_reader :operation @@ -23,12 +25,15 @@ class CodeChange end end +# Compares two sets of parsed CodeObjects. A CodeComparison +# Expects sets of CodeObjects hashed by their signature. class CodeComparison def initialize(old_signatures, new_signatures) @old = old_signatures @new = new_signatures end + # Returns the set of changes. def changes changes = [] seen = Set.new lib/ruby_diff/code_comparison.rb @@ -1,3 +1,9 @@ +# A Feeder reads in files for RubyDiff's processor to +# run over. FileFeeder reads them from the file system. +# +# Example Usage: +# ruby_diff --file old_version.rb --file new_version.rb +# ruby_diff --file old_dir/ --file new_dir class FileFeeder attr_accessor :files attr_accessor :path lib/ruby_diff/file_feeder.rb @@ -1,5 +1,12 @@ -GitFile = Struct.new :access, :type, :hash, :name +# A Feeder reads in files for RubyDiff's processor to +# run over. GitFeeder reads them from a git repository. +# +# Example Usage: +# ruby_diff --git v0.1:lib --git v0.1:lib +# ruby_diff --git HEAD^2 --git HEAD^1 --git HEAD class GitFeeder + GitFile = Struct.new :access, :type, :hash, :name + attr_accessor :files attr_accessor :path lib/ruby_diff/git_feeder.rb @@ -1,4 +1,8 @@ +# Common feeder support for working with git repositories. module GitSupport + + # Finds root of a git repository. If the repository is the parent of the + # supplied path, then the remainder is made into the search path. def init_git(path, search_path='') path = File.expand_path(path) if File.exist?(File.join(path, ".git")) @@ -18,6 +22,7 @@ module GitSupport end end + # issues a command to git def git command output = `git #{command} 2>&1`.chomp unless $?.success? lib/ruby_diff/git_support.rb @@ -1,3 +1,9 @@ +# A Feeder reads in files for RubyDiff's processor to +# run over. GitWorkingDirFeeder reads them from a git repository. Usually +# used in conjunction with the GitFeeder. +# +# Example Usage: +# ruby_diff --git v0.1:lib --git-wd lib class GitWorkingDirFeeder attr_accessor :files attr_accessor :path lib/ruby_diff/git_working_dir_feeder.rb @@ -94,6 +94,9 @@ class AccessorHandler end end +# StructureProcessor is a SexpProcessor which will generate a logical +# model of the ruby code. It can be fooled by metaprogramming and method +# redefinition, but in most cases should be fairly accurate. class StructureProcessor < SexpProcessor attr_reader :name attr_accessor :code_objects lib/ruby_diff/structure_processor.rb 387e781c69ba3ca2f7c1f56bd518108583a4522a Adam Sanderson netghost@gmail.com http://github.com/kballard/ruby_diff/commit/d8c3c0846278c68d1f310412035ccf8a00ffe414 d8c3c0846278c68d1f310412035ccf8a00ffe414 2008-06-09T00:14:22-07:00 2008-06-09T00:14:22-07:00 Documenting some more of the internals. 6aeaa58a6c8958c1ace675f07e29df475ceabda4 Adam Sanderson netghost@gmail.com