Module | ERB::DefMethod |
In: |
lib/erb.rb
|
Utility module to define eRuby script as instance method.
example.rhtml:
<% for item in @items %> <b><%= item %></b> <% end %>
example.rb:
require 'erb' class MyClass extend ERB::DefMethod def_erb_method('render()', 'example.rhtml') def initialize(items) @items = items end end print MyClass.new([10,20,30]).render()
result:
<b>10</b> <b>20</b> <b>30</b>
define methodname as instance method of current module, using ERB object or eRuby file
# File lib/erb.rb, line 850 850: def def_erb_method(methodname, erb_or_fname) 851: if erb_or_fname.kind_of? String 852: fname = erb_or_fname 853: erb = ERB.new(File.read(fname)) 854: erb.def_method(self, methodname, fname) 855: else 856: erb = erb_or_fname 857: erb.def_method(self, methodname, erb.filename || '(ERB)') 858: end 859: end