JavaScript代碼風格檢查器:node-jscs
node-jscs 是一個 JavaScript 的代碼風格檢查工具。可在 Node.js 和瀏覽器中使用,在瀏覽器中使用的方法如下:
<script type="text/javascript" src="jscs-browser.js"></script> <script type="text/javascript"> var checker = new JscsStringChecker(); checker.registerDefaultRules(); checker.configure({disallowMultipleVarDecl: true}); var errors = checker.checkString('var x, y = 1;'); errors.getErrorList().forEach(function(error) { console.log(errors.explainError(error)); }); </script>
安裝
jscs可以使用npm安裝
npm install jscs
To run jscs
, you can use the following command from the project root:
./node_modules/.bin/jscs path[ path[...]]
配置
jscs
is configured using .jscs.json file, located in the project root.
requireCurlyBraces
Requires curly braces after statements.
Type: Array
Values: Arrow of quoted keywords
Example
"requireCurlyBraces": [ "if", "else", "for", "while", "do", "try", "catch", "case", "default" ]
Valid
if (x) { x++; }
Invalid
if (x) x++;
requireSpaceAfterKeywords
Requires space after keyword.
Type: Array
Values: Array of quoted keywords
Example
"requireSpaceAfterKeywords": [ "if", "else", "for", "while", "do", "switch", "return", "try", "catch" ]
Valid
return true;
Invalid
if(x) { x++; }
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