Class: Bijou::Parse::Component

Inherits:
Target
  • Object
show all
Defined in:
lib/bijou/backend.rb

Overview

The class for the backend code generator that is used to render an entire component. It may contain a top-level %args block. This %args block is replicated for the %init block.

Instance Attribute Summary collapse

Attributes inherited from Target

#args

Instance Method Summary collapse

Methods inherited from Target

#render_args, #render_code, #render_code_, #render_expr, #render_line, #render_marker, #render_part

Constructor Details

#initialize(use_markers) ⇒ Component

Returns a new instance of Component.



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# File 'lib/bijou/backend.rb', line 181

def initialize(use_markers)
  @name = ''
  @componentBase = 'Bijou::Component'
  @componentName = ''
  @output = ''
  @defs = []
  @directives = {}
  @source_filename = nil
  @cache_filename = nil
  @use_markers = use_markers
end

Instance Attribute Details

#cache_filename ⇒ Object

Returns the value of attribute cache_filename.



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# File 'lib/bijou/backend.rb', line 193

def cache_filename
  @cache_filename
end

#directives ⇒ Object

Returns the value of attribute directives.



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# File 'lib/bijou/backend.rb', line 193

def directives
  @directives
end

#source_filename ⇒ Object

Returns the value of attribute source_filename.



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# File 'lib/bijou/backend.rb', line 193

def source_filename
  @source_filename
end

Instance Method Details

#add_method(d) ⇒ Object 



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# File 'lib/bijou/backend.rb', line 195

def add_method(d)
  @defs.push(d)
end

#component=(componentName) ⇒ Object 



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# File 'lib/bijou/backend.rb', line 199

def component=(componentName)
  @componentName = componentName
end

#component_base=(componentBase) ⇒ Object 



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# File 'lib/bijou/backend.rb', line 203

def component_base=(componentBase)
  @componentBase = componentBase
end

#require_list=(list) ⇒ Object 



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# File 'lib/bijou/backend.rb', line 207

def require_list=(list)
  @requireList = list
end

#to_s ⇒ Object 



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# File 'lib/bijou/backend.rb', line 211

def to_s
  result = ''

  if @directives.has_key?('base')
    @componentBase = @directives['base']
  end

  if @args
    @defs.each {|d|
      if d.name == 'init'
        # NOTE: The init block has the same argument expansion as render.
        d.args = @args.clone
        break
      end
    }
  end

  result << "require 'bijou/component'\n"
  if @requireList
    @requireList.each {|path|
      result << "require '#{path}'\n"
    }
  end
  result << "class #{@componentName} < #{@componentBase}\n"
  if @directives.has_key?('container')
    result << "  def self.container\n"
    result << "    '#{@directives['container']}'\n"
    result << "  end\n"
  end

  # REVIEW: Do we need to escape? The filenames appear to always use
  # forward slashes.
  if @source_filename
    result << "  def self.source_filename\n"
    result << "    '#{@source_filename}'\n"
    result << "  end\n"
  end

  if @cache_filename
    result << "  def self.cache_filename\n"
    result << "    '#{@cache_filename}'\n"
    result << "  end\n"
  end

  result << "  def render(args)\n"
  result << render_args('render', @use_markers)
  result << @output;
  result << "  end\n"
  
  @defs.each {|d|
    result << d.render_method(@use_markers)
  }

  result << "end\n"

  return result
end