我想在RoR中使用form_for helper生成表单,但我遇到了似乎是路由错误的东西。以下是相关文件:未定义的方法“_index_path”form_for问题
型号/ equipment.rb
class Equipment < ActiveRecord::Base
attr_accessible :name, :tracking_number
validates :tracking_number, :presence => true,
:uniqueness => { :case_sensitive => true }
end
控制器/ equipments_controllers.rb
class EquipmentsController < ApplicationController
def index
@equipments = Equipment.paginate(:page => params[:page])
end
def new
@equipment = Equipment.new
end
end
的意见/设备/ new.html.rb
<h1>Add an equipment</h1>
<%= form_for (@equipment) do |f| %>
<%= render 'shared/error_messages', :object => f.object %>
<div class="field">
<%= f.label :name %> <br />
<%= f.text_field :name %>
</div>
<div class="field">
<%= f.label :tracking_number %><br />
<%= f.text_field :tracking_number %>
</div>
<%= f.submit "Add" %>
<% end %>
的routes.rb
EquipmentTracking::Application.routes.draw do
root :to => "equipments#index"
resources :equipments
end
我看不出有什么错,但他们输出如下:
NoMethodError in Equipments#new
Showing /opt/ror/equipment_tracking/app/views/equipments/new.html.erb where line #2 raised:
undefined method `equipment_index_path' for #<#<Class:0xb6725a2c>:0xb6724640>
如果我把它改成
<%= form_for (:equipment) do |f| %>
似乎工作好。我也可以肯定,静态变量@equipment是越来越自
<%= @equipment %>
回报
#<Equipment:0xb685ece0>
我在这里的损失通过。我只是按照我在做railstutorial.org书的时候做的事情,并且能够完成这本书。
这些文件中是否还有其他内容? equipment_index_path相当独特,不应该是由Rails生成的路由路径。 – bensie 2011-02-24 03:36:57