gulpfile.js

(function() {
    'use strict';

    var config = require('./config');
    var gulp = require('gulp');
    var gulpUtil = require('gulp-util');
    var del = require('del');
    var coverageEnforcer = require('gulp-istanbul-enforcer');
    var jshint = require('gulp-jshint');
    var jshintStylish = require('jshint-stylish');
    var jscs = require('gulp-jscs');
    var jscsStylish = require('gulp-jscs-stylish');
    var ngAnnotate = require('gulp-ng-annotate');
    var rename = require('gulp-rename');
    var uglify = require('gulp-uglify');
    var concat = require('gulp-concat');
    var header = require('gulp-header');
    var fs = require('fs');
    var karma = require('gulp-karma');

    gulp.task('clean', function(deleteDone) {
        del.sync([
            'dist',
            'temp'
        ]);
        deleteDone();
    });

    gulp.task('karma', function() {
        return gulp.src([])
            .pipe(karma({configFile: 'karma.conf.js', action: 'run'}))
            .on('error', function(err) {
              // Make sure failed tests cause gulp to exit non-zero
              throw err;
            })
            .pipe(coverageEnforcer({
                thresholds : {
                    statements: 100,
                    branches: 96.8,
                    functions: 100,
                    lines: 100
                },
                coverageDirectory : 'coverage',
                rootDirectory : 'temp'
            }));
    });

    gulp.task('compile', ['clean', 'karma'], function() {
        return gulp.src('source/**/*.js')
           .pipe(jshint())
           .pipe(jscs())
           .on('error', function() {
               // do not stop on error, jshint reporter will abort the build
           })
           .pipe(jscsStylish.combineWithHintResults())
           .pipe(jshint.reporter(jshintStylish))
           .pipe(config.build.failOnStyleErrors ?  jshint.reporter('fail') : gulpUtil.noop())
           .pipe(concat('ai-logger.js'))
           .pipe(header(fs.readFileSync('license_prefix.txt', 'utf8')))
           .pipe(gulp.dest('dist'))
           .pipe(ngAnnotate())
           .pipe(uglify())
           .pipe(rename('ai-logger.min.js'))
           .pipe(header(fs.readFileSync('license_prefix.txt', 'utf8')))
           .pipe(gulp.dest('dist'));
    });

    gulp.task('build', ['clean'], function() {
        config.build.minifyCode = true;
        config.build.failOnStyleErrors = true;
        config.karma.browsers = ['PhantomJS'];
        config.karma.reporters = ['progress', 'coverage'];
        config.karma.captureTimeout = 60000;
        gulp.run('compile');
    });

    gulp.task('default', ['build']);
}());