module Bashly::Renderable

def base_views_path 

def base_views_path
  @base_views_path ||= File.expand_path '../views/', __dir__
end

def load_user_file(file, placeholder: true)

its contents. If the file is not found, returns a string with a hint.
Reads a file from the userspace (Settings.source_dir) and returns 
def load_user_file(file, placeholder: true)
  path = user_file_path file
  content = if File.exist? path
    File.read(path).remove_front_matter
  elsif placeholder
    'echo "error: cannot load file"'
  else
    ''
  end
  Settings.enabled?(:view_markers) ? "#{view_marker path}\n#{content}" : content
end

def render(view, render_options = {}) 

def render(view, render_options = {})
  @render_options = render_options
  GTX.render_file view_path(view), context: binding, filename: "#{views_subfolder}.#{view}"
end

def self_views_path 

def self_views_path
  @self_views_path ||= "#{base_views_path}/#{views_subfolder}"
end

def strings 

def strings
  @strings ||= MessageStrings.new
end

def user_file_exist?(file)

Returns true if the user's source file exists 
def user_file_exist?(file)
  File.exist? user_file_path(file)
end

def user_file_path(file)

partials_extension.
should either be without exteneion, or with the user's configured
Returns a path to a file in the user's source_dir. The file argument 
def user_file_path(file)
  path = "#{Settings.source_dir}/#{file}"
  ext = ".#{Settings.partials_extension}"
  return path if path.end_with? ext
  "#{path}#{ext}"
end

def view_marker(id = nil)

Outputs a comment that describes the view unless in production mode 
def view_marker(id = nil)
  id ||= ":#{caller_locations(1..1).first.path}"
  "# #{id}" if Settings.enabled? :view_markers
end

def view_path(view) 

def view_path(view)
  "#{self_views_path}/#{view}.gtx"
end

def views_subfolder 

def views_subfolder
  @views_subfolder ||= self.class.name.split('::').last.to_underscore
end