上一篇:【JSHint解读一】JavaScript的静态代码分析工具
本文将详细讲述jshint的文件中配置参数以及其含义,检查目录匹配与过滤,报告生成讲解等。
1、参数文件配置 (.jshintrc)
{
// JSHint 默认配置文件
// [点击查看详情](http://jshint.com/docs/)
"maxerr": 50,// {int} 最大数量错误停止
// Enforcing
"bitwise": true,// true: 停止位运算符 (&, |, ^, etc.)
"camelcase" : false,// true: 标志使用驼峰命名法
"curly" : true,// true: 块或范围需要{}
"eqeqeq" : true,// true: (===) 使用恒等来比较
"forin" : true,// true: 在 for..in 循环中过滤 obj.hasOwnProperty()
"freeze" : true,// true: prohibits overwriting prototypes of native objects such as Array, Date etc.
"immed" : false,// true: Require immediate invocations to be wrapped in parens e.g. `(function () { } ());`
"latedef": false,// true: Require variables/functions to be defined before being used
"newcap" : false,// true: Require capitalization of all constructor functions e.g. `new F()`
"noarg" : true,// true: Prohibit use of `arguments.caller` and `arguments.callee`
"noempty": true,// true: Prohibit use of empty blocks
"nonbsp" : true,// true: Prohibit "non-breaking whitespace" characters.
"nonew" : false,// true: Prohibit use of constructors for side-effects (without assignment)
"plusplus" : false,// true: Prohibit use of `++` and `--`
"quotmark" : false,// Quotation mark consistency:
// false: do nothing (default)
// true : ensure whatever is used is consistent
// "single" : require single quotes
// "double" : require double quotes
"undef" : true,// true: Require all non-global variables to be declared (prevents global leaks)
"unused" : true,// Unused variables:
// true : all variables, last function parameter
// "vars": all variables only
// "strict" : all variables, all function parameters
"strict" : true,// true: Requires all functions run in ES5 Strict Mode
"maxparams" : false,// {int} Max number of formal params allowed per function
"maxdepth" : false,// {int} Max depth of nested blocks (within functions)
"maxstatements" : false,// {int} Max number statements per function
"maxcomplexity" : false,// {int} Max cyclomatic complexity per function
"maxlen" : false,// {int} Max number of characters per line
"varstmt": false,// true: Disallow any var statements. Only `let` and `const` are allowed.
// Relaxing
"asi" : false,// true: Tolerate Automatic Semicolon Insertion (no semicolons)
"boss" : false,// true: Tolerate assignments where comparisons would be expected
"debug" : false,// true: Allow debugger statements e.g. browser breakpoints.
"eqnull" : false,// true: Tolerate use of `== null`
"esversion" : 5,// {int} Specify the ECMAScript version to which the code must adhere.
"moz" : false,// true: Allow Mozilla specific syntax (extends and overrides esnext features)
// (ex: `for each`, multiple try/catch, function expression…)
"evil" : false,// true: Tolerate use of `eval` and `new Function()`
"expr" : false,// true: Tolerate `ExpressionStatement` as Programs
"funcscope" : false,// true: Tolerate defining variables inside control statements
"globalstrict" : false,// true: Allow global "use strict" (also enables 'strict')
"iterator" : false,// true: Tolerate using the `__iterator__` property
"lastsemic" : false,// true: Tolerate omitting a semicolon for the last statement of a 1-line block
"laxbreak" : false,// true: Tolerate possibly unsafe line breakings
"laxcomma" : false,// true: Tolerate comma-first style coding
"loopfunc" : false,// true: Tolerate functions being defined in loops
"multistr" : false,// true: Tolerate multi-line strings
"noyield": false,// true: Tolerate generator functions with no yield statement in them.
"notypeof" : false,// true: Tolerate invalid typeof operator values
"proto" : false,// true: Tolerate using the `__proto__` property
"scripturl" : false,// true: Tolerate script-targeted URLs
"shadow" : false,// true: Allows re-define variables later in code e.g. `var x=1; x=2;`
"sub" : false,// true: Tolerate using `[]` notation when it can still be expressed in dot notation
"supernew" : false,// true: Tolerate `new function () { ... };` and `new Object;`
"validthis" : false,// true: Tolerate using this in a non-constructor function
// Environments
"browser": true,// Web Browser (window, document, etc)
"browserify": false,// Browserify (node.js code in the browser)
"couch" : false,// CouchDB
"devel" : true,// Development/debugging (alert, confirm, etc)
"dojo" : false,// Dojo Toolkit
"jasmine": false,// Jasmine
"jquery" : false,// jQuery
"mocha" : true,// Mocha
"mootools" : false,// MooTools
"node" : false,// Node.js
"nonstandard": false,// Widely adopted globals (escape, unescape, etc)
"phantom": false,// PhantomJS
"prototypejs": false,// Prototype and Scriptaculous
"qunit" : false,// QUnit
"rhino" : false,// Rhino
"shelljs": false,// ShellJS
"typed" : false,// Globals for typed array constructions
"worker" : false,// Web Workers
"wsh" : false,// Windows Scripting Host
"yui" : false,// Yahoo User Interface
// Custom Globals
"globals": {} // additional predefined global variables
}
2、排除文件或正则匹配多个文件或目录.jshintignore
ignored.js
another.js
ignoreimmediatechildren/*.js
ignoreincludingsubdirectories/**