无法浏览文件-“错误:正在分析文件” (HTML5 checkValidity()吗?) [英] can't browserify file - "Error: Parsing file" (HTML5 checkValidity() ?)

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问题描述

我想看看我是否可以使用mocha& amp;测试表单字段验证

我有以下文件:



./ src / index。 html

 <!doctype html> 
< html>
< head>
< title> TDD项目< / title>
< style>
#容器{width:600px;最大宽度:100%;保证金:1em auto;}
< / style>
< link rel = stylesheet href = ../ node_modules / mocha / mocha.css>
< / head>
< body>
< div id = container>
< form>
<输入类型=文本 id =文本占位符=输入一些文本必需的maxlength = 10 pattern = ^ [az,AZ] {1,10} $>< br />
<输入类型=文本 id =数字占位符=输入数字必需的maxlength = 10 pattern = \d {10}< br />
< input type = submit>
< / form>
< / div>
< div id = mocha>< / div>
< script src = ../ node_modules / mocha / mocha.js>< / script>
< script src = ../ node_modules / chai / chai.js>< / script>
< script> mocha.setup(‘bdd’)< / script>

< script src = ../ test / test2.js>< / script>

< script>
mocha.run();
< / script>
< / body>
< / html>

./ test / test.js

  var assert = require( chai)。assert; 

函数FormController(){
函数isValidField(fieldID){
field = document.getElementById(fieldID);
return(field.checkValidity()= true?true:false);
}
return {
isValidField
}
}

describe( Simple assert,function(){
it ( foo!= bar,function(){
assert('foo'!='bar','foo is not bar');
});
it('should如果字段有效则返回true',function(){
var isValidText = FormController.isValidField(text);
var isValidNumber = FormController.isValidField(number);
assert.equal(isValidText, true);
assert.equal(isValidNumber,true);
});
})

我已经运行了命令
> cd测试



> browserify test.js> test2.js



我收到错误:

 错误:解析文件/Users/user/Documents/Projects/Contact_Form/test/test.js:分配给右值(6:15)

问题似乎出在 field.checkValidity(),但我不明白为什么。



是因为文件 test.js 无法访问DOM吗?



checkValidity()是在此页面



帮助表示感谢。

解决方案

来自此答案



在条件检查块中使用=而不是==时,会出现右值错误。


I want to see if I can test form field validation using mocha & chai.

I have the following files:

./src/index.html:

<!doctype html>
<html>
    <head>
        <title>TDD Project</title>
        <style>
            #container {width: 600px; max-width: 100%; margin: 1em auto;}
        </style>
        <link rel="stylesheet" href="../node_modules/mocha/mocha.css">
    </head>
    <body>
        <div id="container">
            <form>
                <input type="text" id="text" placeholder="enter some text" required maxlength="10" pattern="^[a-z,A-Z]{1,10}$"><br />
                <input type="text" id="number" placeholder="enter a number" required maxlength="10" pattern="\d{10}"><br />
                <input type="submit">
            </form>
        </div>
        <div id="mocha"></div>
        <script src="../node_modules/mocha/mocha.js"></script>
        <script src="../node_modules/chai/chai.js"></script>
        <script>mocha.setup('bdd')</script>

        <script src="../test/test2.js"></script>

        <script>
          mocha.run();
        </script>        
    </body>
</html>

./test/test.js:

var assert = require("chai").assert;

function FormController() {
    function isValidField(fieldID){
        field = document.getElementById(fieldID);
        return(field.checkValidity() = true ? true : false);
    }
    return {
        isValidField
    }
}

describe("Simple assert", function() {
    it("foo != bar", function() {
        assert('foo' != 'bar', 'foo is not bar');
    });
    it('should return true if field is valid', function(){
        var isValidText = FormController.isValidField(text);
        var isValidNumber = FormController.isValidField(number);
        assert.equal(isValidText, true);
        assert.equal(isValidNumber, true);
    });
})

I have run the commands > cd test

> browserify test.js > test2.js

I receive the error:

Error: Parsing file /Users/user/Documents/Projects/Contact_Form/test/test.js: Assigning to rvalue (6:15)

The problem appears to be with field.checkValidity() but I don't understand why.

Is it because the file test.js cannot access the DOM?

checkValidity() is a "HTML5 constraint validation API" discussed on this page.

Help appreciated.

解决方案

From this answer:

You get rvalue error, when you use = instead of == in a condition checking block.

这篇关于无法浏览文件-“错误:正在分析文件” (HTML5 checkValidity()吗?)的文章就介绍到这了,希望我们推荐的答案对大家有所帮助,也希望大家多多支持IT屋!

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