On Monday, 1 September 2014 15:50:34 UTC-4, tamouse wrote: > > From a lengthy discussion on #rubyo...@freenode.net <javascript:>, I am > wondering about something. The *_path and *_url methods return plain String > objects, not an ActiveSupport::SafeBuffer. If something is passed into > (say) link_to that contains an escapable character, such as & in a query > string, link_to will escape it. > > I haven't encountered people putting .html_safe on *_path methods before, > so I didn't know about this. Is this something well-known? Is it expected? > My assumption was that it would have been html_safe. > > Anyone have any thoughts on this? > > Example: > > >> app.glucose_readings_path(:hello => true, :goodbye=> false) > => "/glucose_readings?goodbye=false&hello=true" > > >> app.glucose_readings_path(:hello => true, :goodbye=> false).class > => String < Object > > >> foo.link_to "hi", app.glucose_readings_path(:hello => true, :goodbye=> > false) > => "<a href=\"/glucose_readings?goodbye=false&hello=true\">hi</a>" > > This is the correct way to format links with & in them. Browsers tolerate the un-escaped version, but it's not technically valid HTML...
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