var gulp = require('gulp');
var jshint = require('gulp-jshint');
var jasmine = require('gulp-jasmine');
var uglify = require('gulp-uglify');
var rename = require('gulp-rename');

gulp.task('lint', function () {
    gulp.src('./*.js')
        .pipe(jshint('jshintrc.json'))
        .pipe(jshint.reporter('jshint-stylish'));
});

gulp.task('test', function () {
    gulp.src('test.js')
        .pipe(jasmine());
});

gulp.task('uglify', function () {
    gulp.src('lambada.js')
        .pipe(uglify())
        .pipe(rename('lambada.min.js'))
        .pipe(gulp.dest('.'));
});

gulp.task('default', ['lint', 'test']);

@@ -200,32 +200,39 @@
 nction () %7B%0A    
+return 
 gulp.src('./*.js
@@ -356,32 +356,39 @@
 nction () %7B%0A    
+return 
 gulp.src('test.j
@@ -460,16 +460,23 @@
 ) %7B%0A    
+return 
 gulp.src

Return the stream for each task