Module: Spider::QueryFuncs

Included in:
Model::BaseModel
Defined in:
lib/spiderfw/model/query_funcs.rb

Defined Under Namespace

Classes: BinaryFunction, Concat, CurrentDate, Expression, Function, Length, NAryFunction, RowNum, Substr, Subtract, Trim, UnaryFunction, ZeroArityFunction

Class Method Summary collapse

Class Method Details

.add_query_func(name, klass) ⇒ Object 



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# File 'lib/spiderfw/model/query_funcs.rb', line 12

def self.add_query_func(name, klass)
    (class << self; self; end).module_eval do
        define_method(name) do |*args|
            return klass.new(*args)
        end
    end
    define_method(name) do |*args|
        return klass.new(*args)
    end
end

.included(mod) ⇒ Object 



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# File 'lib/spiderfw/model/query_funcs.rb', line 7

def self.included(mod)
    mod.extend(self)
    super
end