提示错误

[w3c0929]

[17:58:07] [ERROR] concat file failed, TypeError: Cannot read property 'key' of undefined
[17:58:07] [ERROR] concat file failed, TypeError: Cannot read property 'value' of undefined
[17:58:07] [ERROR] concat file failed, TypeError: Cannot read property 'value' of undefined
`

<title>Document</title>

nihao

<script src="./index.js"></script>

var gulp = require('gulp');
var construct = require('gulp-construct');

gulp.task('html', function() {
gulp.src('src/**/index.html')
.pipe(construct({
includerReg: //g,
type: 'html'
}))
.pipe(construct({
includerReg: /<link\s+href=+"([^"]+)"\s+rel="stylesheet"/>/g,
type: 'css'
}))
.pipe(construct({
includerReg: /<script\s+src=+"([^"]+)"></script>/g,
type: 'js'
}))
.pipe(gulp.dest('./build'));
});
//定义默认任务
gulp.task('default', function() {
gulp.start('html');
});
`
测试了很多次，都是出现这种错误