![]() Start typing a method or function declaration and press Ctrl+Shift+Enter. It inserts the necessary syntax elements (parentheses, braces, and semicolons) and gets you in a position where you can start typing the next statement. You can create syntactically correct code constructs by using statement completion Ctrl+Shift+Enter. On the TypeScript page that opens, make sure the TypeScript Language Service checkbox is selected. Press Ctrl+Alt+S to open the IDE settings and then select Languages & Frameworks | TypeScript. Open a jsconfig.json or tsconfig.json file and add 'allowJS' : true to it. You can enhance basic code completion in JavaScript files by using suggestions from the TypeScript Language Service. Completion from the TypeScript Language Service in JavaScript To turn it on, go to the Editor | General | Code Completion page of the IDE settings Ctrl+Alt+S and select Suggest variable and parameter names in the JavaScript section. These suggestions are based on the names of classes, types, and interfaces that are defined in your project, in the libraries you are using, and in standard APIs.īy default, this functionality is off. Suggestions for the names of new variables and parametersīesides completing calls of existing symbols, WebStorm can suggest names for new variables and parameters during their declaration. Select an entry in the suggestion list and press one of the following shortcuts:įor more information, refer to Building hierarchies. To view the definition of the selected suggestion, press Ctrl+Shift+I. To switch between the Documentation popup and the Documentation tool window, press Ctrl+Q sequentially. To view the documentation in a tool window with more controls, pin the Documentation popup. WebStorm shows you quick documentation for it in the Documentation popup.Īlternatively, enable automatic documentation look-up as described in Configuring completion settings. View reference for the selected suggestionįor quick documentation look-up, select an item in the suggestion list and press Ctrl+Q. For more information, refer to Configuring completion settings. Use specific language and context-dependent keys to insert the selected completion suggestion. Use Ctrl+Shift+Enter to make the current code construct syntactically correct (balance parentheses, add missing braces and semicolons, and so on). Press Tab to replace the characters to the right from the caret. Press Enter or double-click the relevant list item to insert it to the left of the caret. WebStorm shows the suggestions that include the typed characters in any positions.įor CamelCase or snake_case names, WebStorm automatically recognizes and matches the initial letters only. To narrow down the suggestion list, type any part of the expected name or keyword (even characters from somewhere in the middle are accepted) or invoke code completion after a dot separator. To get more suggestions, press Ctrl+Space for the second time (or press Ctrl+Alt+Space). ![]() If automatic completion is disabled, press Ctrl+Space or choose Code | Code Completion | Basic from the main menu. By default, WebStorm displays the code completion popup automatically as you type. īasic completion is also available for a non-English keyboard layout. When you invoke code completion, WebStorm analyzes the context and suggests the choices that are reachable from the current caret position (suggestions also include Live templates). Basic completionīasic code completion helps you complete the names of classes, methods, fields, and keywords within the visibility scope. ![]() This section covers various techniques of context-aware code completion that allow you to speed up your coding process. In most cases, all you need is to add the required files to your project. Additional information from JSDoc comments, TypeScript type definitions, and so on can also significantly improve completion.Ĭompletion also works for symbols from third-party code. To show you completion suggestions, WebStorm goes through the project files with the source code and adds classes, methods, functions, and variables defined in them to a special internal index. Code completion is one of the essential features of the WebStorm editor.
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