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gulpfile.js
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gulpfile.js
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'use strict';
var gulp = require('gulp');
require('gulp-help')(gulp);
var gulpif = require('gulp-if');
var jshint = require('gulp-jshint');
var jscs = require('gulp-jscs');
var stylish = require('jshint-stylish');
var mocha = require('gulp-mocha');
var istanbul = require('gulp-istanbul');
var openInBrowser = require('gulp-open');
var yargs = require('yargs').argv;
var browser = !!yargs.browser;
var coverage = !!yargs.coverage;
// required to write test reports in CI, mocha does not support
// multiple reports or write reports to a file so I use reporter-file npm
// package to solve this problem
if (process.env.CI) {
process.env.MOCHA_REPORTER_FILE = './test/result.xml';
}
var scripts = [
'./*.js',
'./src/*.js',
'./test/*.js'
];
gulp.task('jscs', 'Check JavaScript coding guidelines', function() {
return gulp.src(scripts)
.pipe(jscs());
});
gulp.task('jshint', 'Check JavaScript syntax errors', function() {
return gulp.src(scripts)
.pipe(jshint())
.pipe(jshint.reporter(stylish))
.pipe(jshint.reporter('fail'));
});
gulp.task('lint', 'Lint all Javascript files', ['jshint', 'jscs']);
gulp.task('test', 'Run tests' , function() {
return gulp.src('./src/*.js')
.pipe(gulpif(coverage, istanbul()))
.on('finish', function() {
return gulp.src('./test/*.spec.js', {read: false})
.pipe(mocha({
reporter: process.env.CI ? 'reporter-file' : 'spec'
}))
.pipe(gulpif(coverage, istanbul.writeReports({
dir: './coverage',
reporters: ['lcov']
})))
.on('finish', function() {
return gulp.src('./coverage/lcov-report/index.html')
.pipe(gulpif(
coverage && browser,
openInBrowser('file://' + __dirname +
'/coverage/lcov-report/index.html')
));
});
});
});