Place the caret at the symbol and press Ctrl+Q ( View | Quick Documentation). Hover the mouse over the necessary symbol in the editor. Quick Documentation in a popup View Quick Documentation in a popup Note that the symbol must be supplied with documentation comments created in accordance with the YARD or RDoc markup or with the SDK documentation. It shows you code documentation in a popup as you hover the mouse over code elements. You can get quick information for any symbol right from the editor by means of the Quick Documentation feature. You can remove a method from the list to see the hints for it, or add new methods to hide their hints in the editor. By default, the exception list contains a number of pre-defined methods. If you don't want to see parameter hints for specific cases, you can configure the list of exceptions. Use the checkboxes to enable or disable particular inlay hints. Alternatively, right-click a hint and select Hints Settings. There are different kinds of inlay hints for annotations, method parameters, usages, problems, and so on. Inlay hints are special markers that appear in the editor and provide you with additional information about your code, like the names of the parameters that a called method expects. If you don't want the popup to appear automatically, clear the Show the parameter info popup in. milliseconds field, specify the time in milliseconds after which the popup should appear. In the Settings dialog ( Ctrl+Alt+S), go to Editor | General | Code Completion. In the Settings dialog ( Ctrl+Alt+S), go to Editor | General | Code Completion, and select the Show full method signatures checkbox. You can configure the IDE to show full signatures that include method names and returned types. Show full method or function signaturesīy default, the parameter info popup shows simple signatures. To do so, press Ctrl+P (or click View | Parameter Info). You can explicitly invoke the popup if it has closed or if your IDE is configured not to show the popup automatically. RubyMine automatically shows a popup with all available method signatures within 1 second (1000 milliseconds) after you type an opening bracket in the editor, or select a method from the suggestions list. The Parameter Info popup shows the names of parameters in method and function calls. Code reference information Parameter info
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