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seanami/sinatra_erb_block_helper_test.rb

Created July 28, 2010 23:24
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  1. seanami created this gist Jul 28, 2010.
    45 changes: 45 additions & 0 deletions sinatra_erb_block_helper_test.rb
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    require 'rubygems'
    require 'sinatra'
    require 'erb'

    helpers do
    def buffer()
    @_out_buf
    end
    def capture(buffer)
    pos = buffer.size
    yield
    buffer.slice!(pos..buffer.size)
    end
    def my_helper(&block)
    buffer << erb(capture(buffer, &block), :layout => :my_layout)
    end
    end

    template :index do
    <<-eos
    <!DOCTYPE html>
    <html>
    <head><title>Block Helper Test</title></head>
    <body>
    <% my_helper do %>
    <p>This is the content in the block.</p>
    <% end %>
    </body>
    </html>
    eos
    end

    template :my_layout do
    <<-eos
    <div class="my-container">
    <p>This should be above the content in the block.</p>
    <%= yield %>
    <p>This should be below the content in the block.</p>
    </div>
    eos
    end

    get "/" do
    erb :index
    end