class Opulent::Filters::Filter
@Filter
Attributes
loaded[RW]
name[RW]
options[RW]
Public Class Methods
new(name, options)
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Set tag and attribute options for filter
# File lib/opulent/filters.rb, line 33 def initialize(name, options) @name = name @options = options @loaded = false end
Public Instance Methods
gem_name()
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RubyGems name for explicit library require
# File lib/opulent/filters.rb, line 70 def gem_name fail NoMethodError # "gem_name" end
install_error()
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Error message to be shown in order to provide installation instructions for the developer
# File lib/opulent/filters.rb, line 57 def install_error "gem install #{gem_name}" end
load_filter()
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Error output in case the filter does not exist
# File lib/opulent/filters.rb, line 41 def load_filter return if gem_name.nil? || @loaded # Try to load the library associated to the chosen filter begin require gem_name @loaded = true rescue LoadError # Error output with filter name and installation instructions Logger.error :compile, :filter_load, @name, install_error end end
render(_code, _options = {})
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Process input code using this filter and return the output to the evaluation method from the Filter
Node
# File lib/opulent/filters.rb, line 64 def render(_code, _options = {}) fail NoMethodError end