Class: Ember::Handlebars::Template

Inherits:
Object
  • Object
show all
Includes:
Helper
Defined in:
lib/ember/handlebars/template.rb

Instance Attribute Summary collapse

Class Method Summary collapse

Instance Method Summary collapse

Methods included from Helper

included

Constructor Details

#initialize(config = self.class.config.dup) ⇒ Template

Returns a new instance of Template.



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# File 'lib/ember/handlebars/template.rb', line 48

def initialize(config = self.class.config.dup)
  @config = config
end

Instance Attribute Details

#config ⇒ Object (readonly)

Returns the value of attribute config.



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# File 'lib/ember/handlebars/template.rb', line 46

def config
  @config
end

Class Method Details

.call(input) ⇒ Object 



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# File 'lib/ember/handlebars/template.rb', line 37

def call(input)
  instance.call(input)
end

.config ⇒ Object 



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# File 'lib/ember/handlebars/template.rb', line 18

def config
  @config ||= Config.new
end

.configure {|config| ... } ⇒ Object

Yields:



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# File 'lib/ember/handlebars/template.rb', line 14

def configure
  yield config
end

.handlebars_available? ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'lib/ember/handlebars/template.rb', line 41

def handlebars_available?
  Barber::Precompiler.handlebars_available?
end

.instance ⇒ Object 



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# File 'lib/ember/handlebars/template.rb', line 33

def instance
  @instance ||= new(config)
end

.setup(env) ⇒ Object 



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# File 'lib/ember/handlebars/template.rb', line 22

def setup(env)
  env.register_mime_type 'text/x-handlebars', extensions: %w(.raw.hbs .raw.hjs .raw.handlebars)
  env.register_transformer 'text/x-handlebars', 'application/javascript', self

  env.register_mime_type 'text/x-ember-mustache', extensions: %w(.mustache.hbs .mustache.hjs .mustache.handlebars)
  env.register_transformer 'text/x-ember-mustache', 'application/javascript', self

  env.register_mime_type 'text/x-ember-handlebars', extensions: %w(.hbs .hjs .handlebars)
  env.register_transformer 'text/x-ember-handlebars', 'application/javascript', self
end

Instance Method Details

#call(input) ⇒ Object 



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# File 'lib/ember/handlebars/template.rb', line 52

def call(input)
  data = input[:data]
  filename = input[:filename]

  raw = handlebars?(filename)

  if raw
    template = data
  else
    template = mustache_to_handlebars(filename, data)
  end

  template_name = actual_name(input)

  module_name =
    case config.output_type
    when :amd
      amd_template_target(config.amd_namespace, template_name)
    when :global
      template_path(template_name, config)
    else
      raise "Unsupported `output_type`: #{config.output_type}"
    end

  meta = {moduleName: module_name}

  if config.precompile
    if raw
      template = precompile_handlebars(template, input)
    else
      template = precompile_ember_handlebars(template, config.ember_template, input, meta)
    end
  else
    if raw
      template = compile_handlebars(data)
    else
      template = compile_ember_handlebars(template, config.ember_template, meta)
    end
  end

  case config.output_type
  when :amd
    "define('#{module_name}', ['exports'], function(__exports__){ __exports__['default'] = #{template} });"
  when :global
    namespace = raw ? config.raw_template_namespace : 'Ember.TEMPLATES'
    target = global_template_target(namespace, template_name, config)

    "#{target} = #{template}\n"
  else
    raise "Unsupported `output_type`: #{config.output_type}"
  end
end