在/tags
页面上,我有一个链接remote: true
。它应该是一个 ajax 请求的链接。但是有两个请求,作为 JS 和作为 HTML。
<%= link_to 'New', new_tag_path, class: "btn btn-outline btn-primary", remote: true %>
INFO -- : Started GET "/tags/new" for 192.168.18.236 at 2018-06-13 11:44:18 -0300
INFO -- : Processing by TagsController#new as JS
INFO -- : Rendered tags/_form.html.erb (41.0ms)
INFO -- : Rendered tags/_modal.html.erb (41.5ms)
INFO -- : Rendered tags/new.js.erb (49.2ms)
INFO -- : Completed 200 OK in 63ms (Views: 50.3ms | ActiveRecord: 2.2ms)
INFO -- : Started GET "/tags/new" for 192.168.18.236 at 2018-06-13 11:44:18 -0300
INFO -- : Processing by TagsController#new as HTML
INFO -- : Completed 500 Internal Server Error in 14ms (ActiveRecord: 1.9ms)
FATAL -- :
ActionView::MissingTemplate (Missing template tags/new, application/new with {:locale=>[:en], :formats=>[:html], :variants=>[], :handlers=>[:erb, :builder, :raw, :ruby, :coffee, :jbuilder]}. Searched in:
如果我提供一个new.html.erb
,这个 MissingTemplate 错误就结束了,但是页面被重定向到 new.html。该请求或该链接可能有什么问题?
编辑控制器代码类 TagsController < ApplicationController before_action :set_tag, only: [:show, :edit, :update, :destroy, :fix_correct_name] before_action :set_tags, only: [:new, :edit]
# GET /tags/new
def new
@tag = Tag.new
end
# GET /tags/1/edit
def edit
end
# POST /tags
def create
@tag = Tag.new(tag_params)
respond_to do |format|
if @tag.save
format.html { redirect_to action: "index", notice: 'Tag adicionada.' }
else
format.html { render :new }
end
end
end
private
# Use callbacks to share common setup or constraints between actions.
def set_tag
@tag = Tag.find(params[:id])
end
def set_tags
@tags = Tag.all.pluck(:name, :id)
end
# Never trust parameters from the scary internet, only allow the white list through.
def tag_params
params.fetch(:tag, {}).permit(:name, :parent_id, :tag_name, :parent_name, :no_parent)
end
end