Image lazy loader
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var gulp = require('gulp'),
karma = require('gulp-karma'),
jshint = require('gulp-jshint'),
stylish = require('jshint-stylish'),
header = require('gulp-header'),
uglify = require('gulp-uglify'),
plumber = require('gulp-plumber'),
clean = require('gulp-clean'),
rename = require('gulp-rename'),
package = require('./package.json');
var paths = {
output : 'dist/',
scripts : [
'src/echo.js'
],
test: [
'test/spec/**/*.js'
]
};
var banner = [
'/*! ',
'<%= package.name %> ',
'v<%= package.version %> | ',
'(c) ' + new Date().getFullYear() + ' <%= package.author %> |',
' <%= package.homepage %>',
' */',
'\n'
].join('');
gulp.task('scripts', ['clean'], function() {
return gulp.src(paths.scripts)
.pipe(plumber())
.pipe(header(banner, { package : package }))
.pipe(gulp.dest('dist/'))
.pipe(rename({ suffix: '.min' }))
.pipe(uglify())
.pipe(header(banner, { package : package }))
.pipe(gulp.dest('dist/'));
});
gulp.task('lint', function () {
return gulp.src(paths.scripts)
.pipe(plumber())
.pipe(jshint())
.pipe(jshint.reporter('jshint-stylish'));
});
gulp.task('clean', function () {
return gulp.src(paths.output, { read: false })
.pipe(plumber())
.pipe(clean());
});
gulp.task('test', function() {
return gulp.src(paths.scripts.concat(paths.test))
.pipe(plumber())
.pipe(karma({ configFile: 'test/karma.conf.js' }))
.on('error', function(err) { throw err; });
});
gulp.task('default', [
'lint',
'clean',
'scripts',
'test'
]);