It means some errors unknown at compile time may be thrown in overrides. If a method that you call has several implementations/overrides, AppCode will display hints for all known errors that can be thrown in these implementations/overrides.įor non-final public protocols and open methods of open classes, the … sign appears in the error hint. This setting will be applied to all Swift files in all your projects. To show the error hints in all files, in the Preferences dialog ( Ctrl+Alt+S), go to Editor | General | Appearance and select the Show Swift type hints checkbox. To show the error hints in the open file, make sure the editor is in focus and select View | Active Editor | Show Type Hints from the main menu. If this intention action is unavailable, enable it in Settings | Editor | Intentions | Swift.Įrror hints appear next to function/method declarations and calls and show all the errors functions/methods can throw. If you want to add an explicit type to the variable declaration, place the caret at the variable, press Alt+Enter, and select the Add explicit type intention action: To show the type hints in all files, in the Preferences dialog ( Ctrl+Alt+S), go to Editor | General | Appearance and select the Show Swift type hints checkbox. To show the type hints in the open file, make sure the editor is in focus and select View | Active Editor | Show Type Hints from the main menu. Type hints show types of variables declared without explicit type annotation. Alternatively, right-click a hint and select Hints Settings.įor Swift, you can enable two types of inline hints: type and error hints. Go to Preferences | Editor | Inlay Hints. Other types of hints inform you about annotations, method parameters, usages, and so on (depending on the language). 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 Preferences dialog ( Ctrl+Alt+S), go to Editor | General | Code Completion. In the Preferences 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. AppCode 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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