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author | Eileen M. Uchitelle <eileencodes@users.noreply.github.com> | 2019-02-04 10:38:27 -0500 |
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committer | GitHub <noreply@github.com> | 2019-02-04 10:38:27 -0500 |
commit | 4558161e4d65b0d3f88bc8a271bb19e75bc55ae9 (patch) | |
tree | 3a5c267b4a73ff0415b2f67945b9e34a1aa78a1d | |
parent | 457dfc0621c6009087a0af677a3bb62940c3cfab (diff) | |
parent | 744ef604499cc3b658d52d2949c08363f3d5949a (diff) | |
download | rails-4558161e4d65b0d3f88bc8a271bb19e75bc55ae9.tar.gz rails-4558161e4d65b0d3f88bc8a271bb19e75bc55ae9.tar.bz2 rails-4558161e4d65b0d3f88bc8a271bb19e75bc55ae9.zip |
Merge pull request #35149 from utilum/update_guide_missing_tempmlate_text
Update template missing text in Guide
-rw-r--r-- | guides/source/getting_started.md | 23 |
1 files changed, 10 insertions, 13 deletions
diff --git a/guides/source/getting_started.md b/guides/source/getting_started.md index 264c94326e..be59cd0cfa 100644 --- a/guides/source/getting_started.md +++ b/guides/source/getting_started.md @@ -461,22 +461,19 @@ available, Rails will raise an exception. Let's look at the full error message again: ->ArticlesController#new is missing a template for this request format and variant. request.formats: ["text/html"] request.variant: [] NOTE! For XHR/Ajax or API requests, this action would normally respond with 204 No Content: an empty white screen. Since you're loading it in a web browser, we assume that you expected to actually render a template, not… nothing, so we're showing an error to be extra-clear. If you expect 204 No Content, carry on. That's what you'll get from an XHR or API request. Give it a shot. +>ArticlesController#new is missing a template for request formats: text/html -That's quite a lot of text! Let's quickly go through and understand what each -part of it means. +>NOTE! +>Unless told otherwise, Rails expects an action to render a template with the same name, contained in a folder named after its controller. If this controller is an API responding with 204 (No Content), which does not require a template, then this error will occur when trying to access it via browser, since we expect an HTML template to be rendered for such requests. If that's the case, carry on. -The first part identifies which template is missing. In this case, it's the +The message identifies which template is missing. In this case, it's the `articles/new` template. Rails will first look for this template. If not found, -then it will attempt to load a template called `application/new`. It looks for -one here because the `ArticlesController` inherits from `ApplicationController`. - -The next part of the message contains `request.formats` which specifies -the format of template to be served in response. It is set to `text/html` as we -requested this page via browser, so Rails is looking for an HTML template. -`request.variant` specifies what kind of physical devices would be served by -the response and helps Rails determine which template to use in the response. -It is empty because no information has been provided. +then it will attempt to load a template called `application/new`, because the +`ArticlesController` inherits from `ApplicationController`. + +Next the message contains `request.formats` which specifies the format of +template to be served in response. It is set to `text/html` as we requested +this page via browser, so Rails is looking for an HTML template. The simplest template that would work in this case would be one located at `app/views/articles/new.html.erb`. The extension of this file name is important: |