ff8cd06046
- lists were not correctly indented sometimes - **note** and such things do not exist in org - Note and Important - Change Feature list to heading - Change TODOS to actual org TODOS - Add TOC to python layer - list indentation - some typos I could not leave unchanged - TODO formatting - List indentation - typos - wrong markup fix conversion issues
128 lines
7.8 KiB
Org Mode
128 lines
7.8 KiB
Org Mode
#+TITLE: JavaScript contribution layer for Spacemacs
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[[file:img/javascript.png]] [[file:img/coffee.png]]
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* Table of Contents :TOC@4:
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- [[#description][Description]]
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- [[#features][Features:]]
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- [[#install][Install]]
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- [[#key-bindings][Key Bindings]]
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- [[#js2-mode][js2-mode]]
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- [[#folding-js2-mode][Folding (js2-mode)]]
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- [[#refactoring-js2-refactor][Refactoring (js2-refactor)]]
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- [[#formatting-web-beautify][Formatting (web-beautify)]]
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- [[#documentation-js-doc][Documentation (js-doc)]]
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- [[#auto-complete-and-documentation-tern][Auto-complete and documentation (tern)]]
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* Description
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This layer adds support for the JavaScript language using [[https://github.com/mooz/js2-mode][js2-mode]].
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** Features:
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- Smart code folding
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- Refactoring: done using [[https://github.com/magnars/js2-refactor.el][js2-refactor]].
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- Auto-completion and documentation: provided by [[http://ternjs.net/][tern]]
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- CoffeeScript support
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- Formatting with [[https://github.com/yasuyk/web-beautify][web-beautify]]
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* Install
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To use this contribution add it to your =~/.spacemacs=
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#+BEGIN_SRC emacs-lisp
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(setq-default dotspacemacs-configuration-layers '(javascript))
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#+END_SRC
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You will also need to install =tern= to use the auto-completion and
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documentation features:
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#+BEGIN_SRC sh
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$ npm install -g tern
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#+END_SRC
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To use the formatting features, install =js-beautify=:
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#+BEGIN_SRC sh
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$ npm install -g js-beautify
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#+END_SRC
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* Key Bindings
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** js2-mode
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| Key Binding | Description |
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|-------------+-------------------------------------|
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| ~SPC m w~ | toggle js2-mode warnings and errors |
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** Folding (js2-mode)
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| Key Binding | Description |
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|-------------+--------------------------|
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| ~SPC m z c~ | hide element |
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| ~SPC m z o~ | show element |
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| ~SPC m z r~ | show all element |
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| ~SPC m z e~ | toggle hide/show element |
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| ~SPC m z F~ | toggle hide functions |
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| ~SPC m z C~ | toggle hide comments |
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** Refactoring (js2-refactor)
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Bindings should match the plain emacs assignments.
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| Key Binding | Description |
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|---------------+----------------------------------------------------------------------------------------------------------------|
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| ~SPC x m j~ | move line down, while keeping commas correctly placed |
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| ~SPC x m k~ | move line up, while keeping commas correctly placed |
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| ~SPC m k~ | deletes to the end of the line, but does not cross semantic boundaries |
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| ~SPC m r 3 i~ | converts ternary operator to if-statement |
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| ~SPC m r a g~ | creates a =/* global */= annotation if it is missing, and adds var to point to it |
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| ~SPC m r a o~ | replaces arguments to a function call with an object literal of named arguments |
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| ~SPC m r b a~ | moves the last child out of current function, if-statement, for-loop or while-loop |
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| ~SPC m r c a~ | converts a multiline array to one line |
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| ~SPC m r c o~ | converts a multiline object literal to one line |
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| ~SPC m r c u~ | converts a multiline function to one line (expecting semicolons as statement delimiters) |
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| ~SPC m r e a~ | converts a one line array to multiline |
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| ~SPC m r e f~ | extracts the marked expressions into a new named function |
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| ~SPC m r e m~ | extracts the marked expressions out into a new method in an object literal |
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| ~SPC m r e o~ | converts a one line object literal to multiline |
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| ~SPC m r e u~ | converts a one line function to multiline (expecting semicolons as statement delimiters) |
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| ~SPC m r e v~ | takes a marked expression and replaces it with a var |
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| ~SPC m r i g~ | creates a shortcut for a marked global by injecting it in the wrapping immediately invoked function expression |
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| ~SPC m r i p~ | changes the marked expression to a parameter in a local function |
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| ~SPC m r i v~ | replaces all instances of a variable with its initial value |
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| ~SPC m r l p~ | changes a parameter to a local var in a local function |
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| ~SPC m r l t~ | adds a console.log statement for what is at point (or region) |
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| ~SPC m r r v~ | renames the variable on point and all occurrences in its lexical scope |
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| ~SPC m r s l~ | moves the next statement into current function, if-statement, for-loop, while-loop |
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| ~SPC m r s s~ | splits a =String= |
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| ~SPC m r s v~ | splits a =var= with multiple vars declared into several =var= statements |
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| ~SPC m r t f~ | toggle between function declaration and function expression |
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| ~SPC m r u w~ | replaces the parent statement with the selected region |
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| ~SPC m r v t~ | changes local =var a= to be =this.a= instead |
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| ~SPC m r w i~ | wraps the entire buffer in an immediately invoked function expression |
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| ~SPC m r w l~ | wraps the region in a for-loop |
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** Formatting (web-beautify)
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| Key Binding | Description |
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|-------------+--------------------------------------------------------------|
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| ~SPC m =~ | beautify code in js2-mode, json-mode, web-mode, and css-mode |
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*** Documentation (js-doc)
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You can check more [[https://github.com/mooz/js-doc/][here]]
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| Key Binding | Description |
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|---------------+---------------------------------------|
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| ~SPC m r d b~ | insert JSDoc comment for current file |
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| ~SPC m r d f~ | insert JSDoc comment for function |
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| ~SPC m r d t~ | insert tag to comment |
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| ~SPC m r d h~ | show list of available jsdoc tags |
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** Auto-complete and documentation (tern)
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| Key Binding | Description |
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|---------------+------------------------------------------------------------------------------------------|
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| ~SPC m C-g~ | brings you back to last place you were when you pressed M-.. |
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| ~SPC m g g~ | jump to the definition of the thing under the cursor |
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| ~SPC m g G~ | jump to definition for the given name |
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| ~SPC m h d~ | find docs of the thing under the cursor. Press again to open the associated URL (if any) |
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| ~SPC m h t~ | find the type of the thing under the cursor |
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| ~SPC m r r V~ | rename variable under the cursor using tern |
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