Module: ActionView::TemplateHandlers::Compilable

Included in:
Builder, ERB, RJS
Defined in:
lib/action_view/template_handlers/compilable.rb

Defined Under Namespace

Modules: ClassMethod

Class Method Summary collapse

Instance Method Summary collapse

Class Method Details

.included(base) ⇒ Object 



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# File 'lib/action_view/template_handlers/compilable.rb', line 5

def self.included(base)
  base.extend ClassMethod

  # Map method names to their compile time
  base.cattr_accessor :compile_time
  base.compile_time = {}

  # Map method names to the names passed in local assigns so far
  base.cattr_accessor :template_args
  base.template_args = {}

  # Count the number of inline templates
  base.cattr_accessor :inline_template_count
  base.inline_template_count = 0
end

Instance Method Details

#compile_template(template) ⇒ Object

Compile and evaluate the template’s code



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# File 'lib/action_view/template_handlers/compilable.rb', line 33

def compile_template(template)
  return unless compile_template?(template)

  render_symbol = assign_method_name(template)
  render_source = create_template_source(template, render_symbol)
  line_offset   = self.template_args[render_symbol].size + self.line_offset

  begin
    file_name = template.filename || 'compiled-template'
    ActionView::Base::CompiledTemplates.module_eval(render_source, file_name, -line_offset)
  rescue Exception => e  # errors from template code
    if @view.logger
      @view.logger.debug "ERROR: compiling #{render_symbol} RAISED #{e}"
      @view.logger.debug "Function body: #{render_source}"
      @view.logger.debug "Backtrace: #{e.backtrace.join("\n")}"
    end

    raise ActionView::TemplateError.new(template, @view.assigns, e)
  end

  self.compile_time[render_symbol] = Time.now
  # logger.debug "Compiled template #{file_name || template}\n  ==> #{render_symbol}" if logger
end

#render(template) ⇒ Object 



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# File 'lib/action_view/template_handlers/compilable.rb', line 28

def render(template)
  @view.send :execute, template
end