Class: State

Inherits:
Object
  • Object
show all
Defined in:
lib/core.rb

Overview

CORE: State of the system It should hold all the information we need to build the system, packages, files, changes…etc. everything will run inside an instance of this class

Instance Method Summary collapse

Instance Method Details

#apply(block) ⇒ Object 



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# File 'lib/core.rb', line 8

def apply(block)
  instance_eval &block
end

#on_configure(id = nil, &block) ⇒ Object

Same as on_prepare but for configure step



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# File 'lib/core.rb', line 29

def on_configure(id=nil, &block)
  id ||=  caller_locations(1,1).first.to_s
  @configure_steps ||= {}
  @configure_steps[id] = block
end

#on_finalize(id = nil, &block) ⇒ Object

Same as on_finalize but for configure step



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# File 'lib/core.rb', line 36

def on_finalize(id=nil, &block)
  id ||=  caller_locations(1,1).first.to_s
  @finalize_steps ||= {}
  @finalize_steps[id] = block
end

#on_install(id = nil, &block) ⇒ Object

Same as on_prepare but for install step



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# File 'lib/core.rb', line 22

def on_install(id=nil, &block)
  id ||=  caller_locations(1,1).first.to_s
  @install_steps ||= {}
  @install_steps[id] = block
end

#on_prepare(id = nil, &block) ⇒ Object

Run block on prepare step. id identifies the block uniqueness in the steps. registering a block with same id multiple times replaces old block by new one. if id is nil the block location in source code is used as an id



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# File 'lib/core.rb', line 15

def on_prepare(id=nil, &block)
  id ||=  caller_locations(1,1).first.to_s
  @prepare_steps ||= {}
  @prepare_steps[id] = block
end

#run_steps ⇒ Object

Run all registered code blocks in the following order: Prepare, Install, Configure, Finalize



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# File 'lib/core.rb', line 43

def run_steps
  if @prepare_steps&.any?
    log "=> Prepare"
    @prepare_steps.each { |_, step| apply(step) }
  end

  if @install_steps&.any?
    log "=> Install"
    @install_steps.each { |_, step| apply(step) }
  end

  if @configure_steps&.any?
    log "=> Configure"
    @configure_steps.each { |_, step| apply(step) }
  end

  if @finalize_steps&.any?
    log "=> Finalize"
    @finalize_steps.each { |_, step| apply(step) }
  end
end