diff --git a/README.md b/README.md index 855be914..8a2cb4b6 100644 --- a/README.md +++ b/README.md @@ -1053,6 +1053,24 @@ Other Style Guides }; ``` + - [8.6](#whitespace--implicit-arrow-linebreak) Enforce the location of arrow function bodies with implicit returns. eslint: [`implicit-arrow-linebreak`](https://eslint.org/docs/rules/implicit-arrow-linebreak) + + ```javascript + // bad + (foo) => + bar; + + (foo) => + (bar); + + // good + (foo) => bar; + (foo) => (bar); + (foo) => ( + bar + ) + ``` + **[⬆ back to top](#table-of-contents)** ## Classes & Constructors @@ -2664,6 +2682,90 @@ Other Style Guides .fail(() => console.log('You have failed this city.')); ``` + - [19.13](#whitespace--block-spacing) Require consistent spacing inside an open block token and the next token on the same line. This rule also enforces consistent spacing inside a close block token and previous token on the same line. eslint: [`block-spacing`](https://eslint.org/docs/rules/block-spacing) + + ```javascript + // bad + function foo() {return true;} + if (foo) { bar = 0;} + + // good + function foo() { return true; } + if (foo) { bar = 0; } + ``` + + - [19.14](#whitespace--comma-spacing) Avoid spaces before commas and require a space after commas. eslint: [`comma-spacing`](https://eslint.org/docs/rules/comma-spacing) + + ```javascript + // bad + var foo = 1,bar = 2; + var arr = [1 , 2]; + + // good + var foo = 1, bar = 2; + var arr = [1, 2]; + ``` + + - [19.15](#whitespace--computed-property-spacing) Avoid spaces before commas and require a space after commas. eslint: [`computed-property-spacing`](https://eslint.org/docs/rules/computed-property-spacing) + + ```javascript + // bad + obj[foo ] + obj[ 'foo'] + var x = {[ b ]: a} + obj[foo[ bar ]] + + // good + obj[foo] + obj['foo'] + var x = { [b]: a } + obj[foo[bar]] + ``` + + - [19.16](#whitespace--func-call-spacing) Enforce spacing between functions and their invocations. eslint: [`func-call-spacing`](https://eslint.org/docs/rules/func-call-spacing) + + ```javascript + // bad + func (); + + func + (); + + // good + func(); + ``` + + - [19.17](#whitespace--key-spacing) Enforce spacing between keys and values in object literal properties. eslint: [`key-spacing`](https://eslint.org/docs/rules/key-spacing) + + ```javascript + // bad + var obj = { "foo" : 42 }; + var obj2 = { "foo":42 }; + + // good + var obj = { "foo": 42 }; + ``` + + - [19.18](#whitespace--no-trailing-spaces) Avoid trailing spaces at the end of lines. eslint: [`no-trailing-spaces`](https://eslint.org/docs/rules/no-trailing-spaces) + + - [19.19](#whitespace--no-multiple-empty-lines) Avoid multiple empty lines and only allow one newline at the end of files. eslint: [`no-multiple-empty-lines`](https://eslint.org/docs/rules/no-multiple-empty-lines) + + + ```javascript + // bad + var x = 1; + + + + var y = 2; + + // good + var x = 1; + + var y = 2; + ``` + + **[⬆ back to top](#table-of-contents)** ## Commas