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gulpfile.js
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gulpfile.js
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var fs = require('fs');
var gulp = require('gulp');
var Server = require('karma').Server;
var concat = require('gulp-concat');
var jshint = require('gulp-jshint');
var header = require('gulp-header');
var footer = require('gulp-footer');
var rename = require('gulp-rename');
var es = require('event-stream');
var del = require('del');
var uglify = require('gulp-uglify');
var plumber = require('gulp-plumber');//To prevent pipe breaking caused by errors at 'watch'
var git = require('gulp-git');
var bump = require('gulp-bump');
var runSequence = require('run-sequence');
var versionAfterBump;
gulp.task('default', ['build', 'test']);
gulp.task('build', ['scripts']);
gulp.task('test', ['build', 'karma']);
gulp.task('watch', ['build', 'karma-watch'], function() {
gulp.watch(['src/**/*.{js,html}'], ['build']);
});
gulp.task('clean', function(cb) {
del(['dist'], cb);
});
gulp.task('scripts', ['clean'], function() {
var buildLib = function() {
return gulp.src(['src/*.js'])
.pipe(plumber({
errorHandler: handleError
}))
.pipe(header('(function () { \n\'use strict\';\n'))
.pipe(footer('\n}());'))
.pipe(jshint())
.pipe(jshint.reporter('jshint-stylish'))
.pipe(jshint.reporter('fail'));
};
var config = {
pkg: JSON.parse(fs.readFileSync('./package.json')),
banner:
'/*!\n' +
' * <%= pkg.name %>\n' +
' * <%= pkg.homepage %>\n' +
' * Version: <%= pkg.version %> - <%= timestamp %>\n' +
' * License: <%= pkg.license %>\n' +
' */\n\n\n'
};
return es.merge(buildLib())
.pipe(plumber({
errorHandler: handleError
}))
.pipe(concat('scrollpoint.js'))
.pipe(header(config.banner, {
timestamp: (new Date()).toISOString(), pkg: config.pkg
}))
.pipe(gulp.dest('dist'))
.pipe(uglify({preserveComments: 'some'}))
.pipe(rename({extname: '.min.js'}))
.pipe(gulp.dest('dist'));
});
gulp.task('karma', ['build'], function() {
var server = new Server({configFile: __dirname + '/karma.conf.js', singleRun: true});
server.start();
});
gulp.task('karma-watch', ['build'], function() {
var server = new Server({configFile: __dirname + '/karma.conf.js', singleRun: false});
server.start();
});
var handleError = function(err) {
console.log(err.toString());
this.emit('end');
};
gulp.task('release:bump', function() {
var type = process.argv[3] ? process.argv[3].substr(2) : 'patch';
return gulp.src(['./package.json'])
.pipe(bump({type: type}))
.pipe(gulp.dest('./'))
.on('end', function() {
versionAfterBump = require('./package.json').version;
});
});
gulp.task('release:rebuild', function(cb) {
runSequence('release:bump', 'build', cb); // bump will here be executed before build
});
gulp.task('release:commit', ['release:rebuild'], function() {
return gulp.src(['./package.json', 'dist/**/*'])
.pipe(git.add())
.pipe(git.commit(versionAfterBump));
});
gulp.task('release:tag', ['release:commit'], function() {
git.tag(versionAfterBump, versionAfterBump);
});
gulp.task('release', ['release:tag']);