Class: Markabb::Config

Inherits:
Hash
  • Object
show all
Defined in:
lib/markabb/config.rb

Overview

The config class, inherits from Hash Based on the config class from mina (github.com/nadarei/mina)

Instance Method Summary collapse

Constructor Details

#initialize ⇒ Config

Returns a new instance of Config.



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# File 'lib/markabb/config.rb', line 5

def initialize
    super
    load_default_config
end

Dynamic Method Handling

This class handles dynamic methods through the method_missing method

#method_missing(meth, *args, &blk) ⇒ Object

Allows access to the hash though methods Provides all getter, setter and query methods for any key in the hash



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# File 'lib/markabb/config.rb', line 12

def method_missing(meth, *args, &blk)
    name = meth.to_s
    return evaluate(self[meth])  if name.size == 1
    # Ruby 1.8.7 doesn't let you do string[-1]
    key, suffix = name[0..-2].to_sym, name[-1..-1]
    case suffix
        when '='
            self[key] = args.first
        when '?'
            include? key
        when '!'
            raise Error, "Setting :#{key} is not set" unless include?(key)
            evaluate self[key]
        else
            evaluate self[meth]
    end
end

Instance Method Details

#evaluate(value) ⇒ Object

Returns a value or runs a proc depending on the value in the hash



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# File 'lib/markabb/config.rb', line 31

def evaluate(value)
    if value.is_a?(Proc)
        value.call
    else
        value
    end
end

#load_default_config ⇒ Object

Sets the default config values



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# File 'lib/markabb/config.rb', line 40

def load_default_config
    self[:disable_html] ||= true
    self[:url_target] ||= "_BLANK"
    self[:image_alt] ||= "Posted Image"
    self[:table_width] ||= "100%"
    self[:syntax_highlighter] ||= :raw
    self[:coderay_options] ||= {}
end