Class: Fortitude::MethodTemplates::SimpleCompiledTemplate

Inherits:
Object
  • Object
show all
Defined in:
lib/fortitude/method_templates/simple_compiled_template.rb

Defined Under Namespace

Classes: EvaluationObject

Class Method Summary collapse

Instance Method Summary collapse

Constructor Details

#initialize(source_file) ⇒ SimpleCompiledTemplate

Returns a new instance of SimpleCompiledTemplate.


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# File 'lib/fortitude/method_templates/simple_compiled_template.rb', line 14

def initialize(source_file)
  @source_file = source_file
  method_text_lines = [
    "def result",
    "  output = ''"
  ]
  pending_fixed_strings = [ ]

  File.read(source_file).split(/\r\n|\r|\n/).each do |line|
    needs_end = false
    line = line.chomp

    if line =~ /^(.*)\#\s*\:if\s*(.*?)\s*$/i
      if pending_fixed_strings.length > 0
        method_text_lines << "    output << <<EOS"
        method_text_lines += pending_fixed_strings
        method_text_lines << "EOS"
        pending_fixed_strings = [ ]
      end

      line = $1
      condition = $2
      method_text_lines << "  if #{condition}"
      method_text_lines << "    output << <<EOS"
      method_text_lines << line
      method_text_lines << "EOS"
      method_text_lines << "  end"
    else
      pending_fixed_strings << line
    end
  end

  if pending_fixed_strings.length > 0
    method_text_lines << "    output << <<EOS"
    method_text_lines += pending_fixed_strings
    method_text_lines << "EOS"
    pending_fixed_strings = [ ]
  end

  method_text_lines << "  output"
  method_text_lines << "end"

  @method_text = method_text_lines.join("\n")
  @evaluation_object = EvaluationObject.new
  metaclass = (class << @evaluation_object; self; end)
  metaclass.class_eval(method_text_lines.join("\n"))
end

Class Method Details

.template(name) ⇒ Object


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# File 'lib/fortitude/method_templates/simple_compiled_template.rb', line 8

def template(name)
  @templates ||= { }
  @templates[name] ||= new(File.join(File.dirname(__FILE__), "#{name}.rb.smpl"))
end

Instance Method Details

#result(bindings) ⇒ Object


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# File 'lib/fortitude/method_templates/simple_compiled_template.rb', line 87

def result(bindings)
  @evaluation_object.hash = bindings
  out = @evaluation_object.result
  out
end