var gulp = require('gulp');

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

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

var cover = require('gulp-coverage');

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

var runSequence = require('run-sequence');

gulp.task('lint', function () {

return gulp.src(['**/*.js', '!**/node_modules/**', '!debug/**/*.js'])

.pipe(jshint({lookup: true}))

.pipe(jshint.reporter('default'))

.pipe(jshint.reporter('fail'));

});

gulp.task('unit_pre', function () {

return gulp.src(['*/**/*.unit.spec.js', '!**/node_modules/**/*.js'], {read: false})

.pipe(cover.instrument({

pattern: ['*.js', '*/**/*.js', '!*/**/*.spec.js', '!**/node_modules/**/*.js', '!debug/**/*.js', '!gulpfile.js'],

debugDirectory: 'debug'

}))

.pipe(mocha({reporter: 'spec', timeout: '10000'}))

.pipe(cover.gather())

.pipe(cover.format({

reporter: 'html',

outFile: 'coverage-unit.html'

}))

.pipe(gulp.dest('coverage'))

.pipe(cover.enforce({

statements: 100,

blocks: 100,

lines: 100,

uncovered: undefined

}))

.once('error', function (err) {

console.error(err);

process.exit(1);

});

});

gulp.task('clean', function () {

return gulp.src(['.coverdata', 'debug', '.coverrun'], {read: false})

.pipe(clean())

.once('end', function () {

process.exit();

});

});

gulp.task('unit_test', function (callback) {

runSequence(

'unit_pre',

callback);

});