Class: BetterRailsDebugger::Parser::Ruby::ContextDefiner

Inherits:
Extension
  • Object
show all
Defined in:
lib/better_rails_debugger/parser/ruby/basic_extensions/context_definer.rb

Instance Method Summary collapse

Methods inherited from Extension

config_for, #initialize, name, position, #run, sorted_extensions

Constructor Details

This class inherits a constructor from BetterRailsDebugger::Parser::Ruby::Extension

Instance Method Details

#setup ⇒ Object 



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# File 'lib/better_rails_debugger/parser/ruby/basic_extensions/context_definer.rb', line 99

def setup
  # Module
  processor.subscribe_signal :begin_module do
    full_name = processor.get_full_context_name(node)
    full_name.split('::').each do |name|
      push_context name
    end
  end

  processor.subscribe_signal :end_module do
    full_name = processor.get_full_context_name(node)
    full_name.split('::').size.times do
      pop_context
    end
  end

  # CLASS
  processor.subscribe_signal :begin_class do
    klass, superclass, _ = *node

    full_name = processor.get_full_context_name(klass)

    # get basic information
    before_context = (current_context || []).join('::')
    if full_name['::'].present?
      complete_current_context = "#{before_context}::#{full_name}"
    else
      complete_current_context = full_name
    end

    class_info = (get complete_current_context) || HashWithIndifferentAccess.new
    class_info[:type] = 'class'
    class_info[:full_type] = 'class'
    class_info[:location] = klass.loc

    # Detect superclass
    class_info[:superclass] = processor.get_full_context_name superclass
    full_name.split('::').each do |name|
      push_context name
    end
    set complete_current_context, class_info
  end

  processor.subscribe_signal :end_class do
    full_name = processor.get_full_context_name(node)
    full_name.split('::').size.times do
      pop_context
    end
  end

  # SELF CLASS(class << self; end)
  processor.subscribe_signal :begin_sclass do
    # get basic information
    before_context = current_context.join('::')
    # set current context and information about it
    push_context 'self'
    if before_context.present?
      complete_current_context = "#{before_context}::self"
    else
      complete_current_context = 'self'
    end
    class_info = (get complete_current_context) || HashWithIndifferentAccess.new
    class_info[:type] = 'class'
    class_info[:full_type] = 'sclass'
    class_info[:location] = node.loc

    set complete_current_context, class_info
  end

  processor.subscribe_signal :end_sclass do
    pop_context
  end

  # def
  processor.subscribe_signal :begin_def do
    name, args, _ = *node

    # Class or module method
    if current_context.present?
      method_context = current_context.join('::')
      info = (get method_context) || HashWithIndifferentAccess.new
      info[:methods] ||= HashWithIndifferentAccess.new
      info[:methods][name] ||= HashWithIndifferentAccess.new
      info[:methods][name][:location] = node.loc
      info[:methods][name][:arguments] = processor.params_to_hash(args)
    else # Global methods
      method_context = "##{name}"

      info = HashWithIndifferentAccess.new
      info[:location] = node.loc
      info[:arguments] = processor.params_to_hash(args)

      set method_context, info
    end
    # set current context and information about it
    push_context "##{name}"
  end

  processor.subscribe_signal :end_def do
    pop_context
  end

  # defs (def self.method_name)
  processor.subscribe_signal :begin_defs do
    _, name, _, args= *node

    # Class or module method
    if current_context.present?
      # Push the method inside self definition, this is MyClass::Self methods => []
      method_context = current_context.join('::') + '::self'
      info = (get method_context) || HashWithIndifferentAccess.new
      info[:methods] ||= HashWithIndifferentAccess.new
      info[:methods][name] ||= HashWithIndifferentAccess.new
      info[:methods][name][:location] = node.loc

      info[:methods][name][:arguments] = processor.params_to_hash(args)
    else # Global methods
      method_context = "##{name}"

      info = HashWithIndifferentAccess.new
      info[:location] = node.loc
      info[:arguments] = processor.params_to_hash(args)

      set method_context, info
    end
    # set current context and information about it
    push_context 'self'
    push_context "##{name}"
  end

  processor.subscribe_signal :end_defs do
    pop_context # method name
    pop_context # self
  end

  # block (like map, each lambda or any other block param)
  # Context format $block#<method name, like each, map or lambda>
  processor.subscribe_signal :begin_block do
    method, _, _ = *node
    push_context "$block##{method.to_sexp_array[2]}"
  end

  processor.subscribe_signal :end_block do
    pop_context
  end

  # lambda (TODO)
  processor.subscribe_signal :begin_lambda do
  end

  processor.subscribe_signal :end_lambda do
  end

  # while
  processor.subscribe_signal :begin_while do
    push_context '$while'
  end

  processor.subscribe_signal :end_while do
    pop_context
  end

  # until
  processor.subscribe_signal :begin_until do
    push_context '$until'
  end

  processor.subscribe_signal :end_until do
    pop_context
  end

  # for
  processor.subscribe_signal :begin_for do
    push_context '$for'
  end

  processor.subscribe_signal :end_for  do
    pop_context
  end

end