the recipe as pasted into chef-shell or run with chef-apply to show the sequence of convergence

chef-apply

[2013-10-15T09:02:20-06:00] WARN: Happens before chef-sugar gem install
Recipe: (chef-apply cookbook)::(chef-apply recipe)
  * chef_gem[chef-sugar] action install
    - install version 1.0.0 of package chef-sugar
[2013-10-15T09:02:21-06:00] WARN: Happens after chef-sugar gem install
  * package[sudo] action install
    - install version 1.8.5p2-1+nmu1 of package sudo
  * chef_gem[chef-sugar] action install (up to date)
  * log[Happens during convergence] action write
  * ruby_block[happens during convergence] action run[2013-10-15T09:02:22-06:00] WARN: nil

    - execute the ruby block happens during convergence

chef-shell

chef > recipe_mode
chef:recipe > package "sudo"
 => <package[sudo] @name: "sudo" @noop: nil @before: nil @params: {} @provider: nil @allowed_actions: [:nothing, :install, :upgrade, :remove, :purge, :reconfig] @action: :install @updated: false @updated_by_last_action: false @supports: {} @ignore_failure: false @retries: 0 @retry_delay: 2 @source_line: "(irb#1):1:in `irb_binding'" @elapsed_time: 0 @candidate_version: nil @options: nil @package_name: "sudo" @resource_name: :package @response_file: nil @source: nil @version: nil @cookbook_name: nil @recipe_name: nil>
chef:recipe >
chef:recipe > Chef::Log.warn("Happens before chef-sugar gem install")
[2013-10-15T09:00:10-06:00] WARN: Happens before chef-sugar gem install
 => [#<Logger:0x000000028e42c8 @progname=nil, @level=2, @default_formatter=#<Logger::Formatter:0x000000028e4228 @datetime_format=nil>, @formatter=#<Mixlib::Log::Formatter:0x000000028e3f80 @datetime_format=nil>, @logdev=#<Logger::LogDevice:0x000000028e4188 @shift_size=nil, @shift_age=nil, @filename=nil, @dev=#<IO:<STDERR>>, @mutex=#<Logger::LogDevice::LogDeviceMutex:0x000000028e4160 @mon_owner=nil, @mon_count=0, @mon_mutex=#<Mutex:0x000000028e40c0>>>>]
chef:recipe > chef_gem "chef-sugar"
 => <chef_gem[chef-sugar] @name: "chef-sugar" @noop: nil @before: nil @params: {} @provider: Chef::Provider::Package::Rubygems @allowed_actions: [:nothing, :install, :upgrade, :remove, :purge, :reconfig] @action: :install @updated: true @updated_by_last_action: true @supports: {} @ignore_failure: false @retries: 0 @retry_delay: 2 @source_line: "(irb#1):4:in `irb_binding'" @elapsed_time: 5.345670705 @candidate_version: nil @options: nil @package_name: "chef-sugar" @resource_name: :chef_gem @response_file: nil @source: nil @version: "1.0.0" @cookbook_name: nil @recipe_name: nil>
chef:recipe > Chef::Log.warn("Happens after chef-sugar gem install")
[2013-10-15T09:00:15-06:00] WARN: Happens after chef-sugar gem install
 => [#<Logger:0x000000028e42c8 @progname=nil, @level=2, @default_formatter=#<Logger::Formatter:0x000000028e4228 @datetime_format=nil>, @formatter=#<Mixlib::Log::Formatter:0x000000028e3f80 @datetime_format=nil>, @logdev=#<Logger::LogDevice:0x000000028e4188 @shift_size=nil, @shift_age=nil, @filename=nil, @dev=#<IO:<STDERR>>, @mutex=#<Logger::LogDevice::LogDeviceMutex:0x000000028e4160 @mon_owner=nil, @mon_count=0, @mon_mutex=#<Mutex:0x000000028e40c0>>>>]
chef:recipe >
chef:recipe > require "chef/sugar"
 => true
chef:recipe >
chef:recipe > log "Happens during convergence"
 => <log[Happens during convergence] @name: "Happens during convergence" @noop: nil @before: nil @params: {} @provider: nil @allowed_actions: [:nothing] @action: :write @updated: false @updated_by_last_action: false @supports: {} @ignore_failure: false @retries: 0 @retry_delay: 2 @source_line: "(irb#1):9:in `irb_binding'" @elapsed_time: 0 @resource_name: :log @level: :info @message: "Happens during convergence" @cookbook_name: nil @recipe_name: nil>
chef:recipe >
chef:recipe > ruby_block "happens during convergence" do
chef:recipe > block do
chef:recipe >
Display all 525 possibilities? (y or n)
chef:recipe > Chef::Log.warn(Chef::Sugar::PlatformFamily.windows?(node))
chef:recipe ?> end
chef:recipe ?> end
 => <ruby_block[happens during convergence] @name: "happens during convergence" @noop: nil @before: nil @params: {} @provider: nil @allowed_actions: [:nothing, :create, :run] @action: "run" @updated: false @updated_by_last_action: false @supports: {} @ignore_failure: false @retries: 0 @retry_delay: 2 @source_line: "(irb#1):11:in `irb_binding'" @elapsed_time: 0 @resource_name: :ruby_block @block_name: "happens during convergence" @cookbook_name: nil @recipe_name: nil @block: #<Proc:0x00000006702be0@(irb#1):12>>
chef:recipe > run_chef
[2013-10-15T09:00:25-06:00] INFO: Processing package[sudo] action install ((irb#1) line 1)
[2013-10-15T09:00:25-06:00] DEBUG: Platform debian version 7.2 found
[2013-10-15T09:00:25-06:00] DEBUG: Platform debian version 7.2 found
[2013-10-15T09:00:25-06:00] DEBUG: package[sudo] checking package status for sudo
sudo:
  Installed: (none)
  Candidate: 1.8.5p2-1+nmu1
  Version table:
     1.8.5p2-1+nmu1 0
        500 http://ftp.us.debian.org/debian/ wheezy/main amd64 Packages
[2013-10-15T09:00:25-06:00] DEBUG: package[sudo] current version is nil
[2013-10-15T09:00:25-06:00] DEBUG: package[sudo] candidate version is 1.8.5p2-1+nmu1
[2013-10-15T09:00:25-06:00] DEBUG: Executing apt-get -q -y install sudo=1.8.5p2-1+nmu1
[2013-10-15T09:00:27-06:00] DEBUG: ---- Begin output of apt-get -q -y install sudo=1.8.5p2-1+nmu1 ----
[2013-10-15T09:00:27-06:00] DEBUG: STDOUT: Reading package lists...
Building dependency tree...
Reading state information...
The following NEW packages will be installed:
  sudo
0 upgraded, 1 newly installed, 0 to remove and 0 not upgraded.
Need to get 842 kB of archives.
After this operation, 1,882 kB of additional disk space will be used.
Get:1 http://ftp.us.debian.org/debian/ wheezy/main sudo amd64 1.8.5p2-1+nmu1 [842 kB]
Fetched 842 kB in 0s (972 kB/s)
Selecting previously unselected package sudo.
(Reading database ... 35560 files and directories currently installed.)
Unpacking sudo (from .../sudo_1.8.5p2-1+nmu1_amd64.deb) ...
Processing triggers for man-db ...
Setting up sudo (1.8.5p2-1+nmu1) ...
[2013-10-15T09:00:27-06:00] DEBUG: STDERR:
[2013-10-15T09:00:27-06:00] DEBUG: ---- End output of apt-get -q -y install sudo=1.8.5p2-1+nmu1 ----
[2013-10-15T09:00:27-06:00] DEBUG: Ran apt-get -q -y install sudo=1.8.5p2-1+nmu1 returned 0
[2013-10-15T09:00:27-06:00] INFO: Processing chef_gem[chef-sugar] action install ((irb#1) line 4)
[2013-10-15T09:00:27-06:00] DEBUG: chef_gem[chef-sugar] detected omnibus installation in /opt/chef/embedded/bin
[2013-10-15T09:00:27-06:00] DEBUG: chef_gem[chef-sugar] using gem from running ruby environment
[2013-10-15T09:00:27-06:00] DEBUG: chef_gem[chef-sugar] found installed gem chef-sugar version 1.0.0 matching chef-sugar (= 1.0.0)
[2013-10-15T09:00:27-06:00] DEBUG: chef_gem[chef-sugar] is already installed - nothing to do
[2013-10-15T09:00:27-06:00] INFO: Processing log[Happens during convergence] action write ((irb#1) line 9)
[2013-10-15T09:00:27-06:00] DEBUG: Platform debian version 7.2 found
[2013-10-15T09:00:27-06:00] DEBUG: Platform debian version 7.2 found
[2013-10-15T09:00:27-06:00] INFO: Happens during convergence
[2013-10-15T09:00:27-06:00] INFO: Processing ruby_block[happens during convergence] action run ((irb#1) line 11)
[2013-10-15T09:00:27-06:00] DEBUG: Platform debian version 7.2 found
[2013-10-15T09:00:27-06:00] DEBUG: Platform debian version 7.2 found
[2013-10-15T09:00:27-06:00] WARN: nil
[2013-10-15T09:00:27-06:00] INFO: ruby_block[happens during convergence] called
 => true

recipe.rb

package "sudo"

Chef::Log.warn("Happens before chef-sugar gem install")
chef_gem "chef-sugar"
Chef::Log.warn("Happens after chef-sugar gem install")

require "chef/sugar"

log "Happens during convergence"

ruby_block "happens during convergence" do
  block do
		Chef::Log.warn(Chef::Sugar::PlatformFamily.windows?(node))
	end
end